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installer_adobe_flash_player_english.exe

The application installer_adobe_flash_player_english.exe has been detected as a potentially unwanted program by 11 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer, however the file is not signed with an authenticode signature from a trusted source. The file has been seen being downloaded from dv.a-chn4.com and multiple other hosts.
MD5:
0452c275cbb26f02bf30a3d380dab45e

SHA-1:
759dc27b9cd16fb0f9f8ed4ffaff8bcb98897185

SHA-256:
fa0caa968306f21c688e00f34505ab7d45a9c7f6b39b5004b6990b4b7bc63c31

Scanner detections:
11 / 68

Status:
Potentially unwanted

Analysis date:
11/24/2024 5:02:09 AM UTC  (today)

Scan engine
Detection
Engine version

AhnLab V3 Security
PUP/Win32.Downware
2015.07.31

Baidu Antivirus
Trojan.Win32.Addrop
4.0.3.15731

ESET NOD32
Win32/TrojanDropper.Addrop.B trojan
7.0.302.0

F-Prot
W32/Agent.AHX.gen
v6.4.7.1.166

G Data
NSIS.Adware.Adload
15.7.25

K7 AntiVirus
Trojan
13.207.16745

Kaspersky
not-a-virus:Downloader.NSIS.Agent
15.0.0.543

NANO AntiVirus
Trojan.Nsis.Downloader.dqluwu
0.30.24.2668

Qihoo 360 Security
Win32/Virus.Downloader.b17
1.0.0.1015

Trend Micro
TROJ_GEN.R03EC0EC315
10.465.31

VIPRE Antivirus
Threat.4150696
41608

File size:
980.5 KB (1,003,999 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\installer_adobe_flash_player_english.exe

File PE Metadata
Compilation timestamp:
12/6/2009 4:22:12 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
24576:ggxAAUezfYuqFYYahxXP4A3e//N4qpobO:g5JUfqa3XP4h/eqqbO

Entry address:
0x30FA

Entry point:
81, EC, 80, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 18, C7, 44, 24, 10, 60, 91, 40, 00, 33, F6, C6, 44, 24, 14, 20, FF, 15, 30, 70, 40, 00, 68, 01, 80, 00, 00, FF, 15, B0, 70, 40, 00, 53, FF, 15, 7C, 72, 40, 00, 6A, 08, A3, 18, 1C, 45, 00, E8, F1, 2B, 00, 00, A3, 64, 1B, 45, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 37, 43, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, DB, 44, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, A0, 47, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.6052

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

The file installer_adobe_flash_player_english.exe has been seen being distributed by the following 2 URLs.

http://dv.a-chn4.com/installers/axtan_installers/get.php?ua=chrome&ut=d462c443022f165eda68ed3b2a43fa9a&u=L2Rvd25sb2FkMi5mcmVlc29mdHN0b3JlMi5jb20vaW5zdGFsbGVycy9vdXQvMDAyMDUwMDIwNjAwMjA3L3BpaWQtNTRkNDY3ODhiYTViYjIuNDk2NjYwNjQvb24vMi9mcmVlc29mdHN0b3JlY29tL2VuZ2xpc2gvcmV2ZW51ZS9jaHJvbWUvYWRvYmVfZmxhc2hfcGxheWVyL2QvMjc1ODc2ZTM0Y2Y2MDlkYjExOGYzZDg0Yjc5OWE3OTAvdGlnL25hL25hL2luc3RhbGxlcl9hZG9iZV9mbGFzaF9wbGF5ZXJfRW5nbGlzaC5leGU=&p=RlJFRVNPRlRTVE9SRUNPTQ==&loop=1&r=6421545&x=L2hvbWUvZG93bl9jcm9ucy9wdWJsaWNfaHRtbC9pbnN0YWxsZXJzL291dC9vbi8yL2ZyZWVzb2Z0c3RvcmVjb20vZW5nbGlzaC9yZXZlbnVlL2Nocm9tZS9hZG9iZV9mbGFzaF9wbGF5ZXIvZC8yNzU4NzZlMzRjZjYwOWRiMTE4ZjNkODRiNzk5YTc5MC90aWcvbmEvbmEvaW5zdGFsbGVyX2Fkb2JlX2ZsYXNoX3BsYXllcl9FbmdsaXNoLmV4ZQ==&aa=on/2/freesoftstorecom//&HJ=37&BG=66&AH=36&MD=21&DG=32&HM=24&HH=65&FB=58&AL=75&s=8025175758903869353451824057614527034600401887713069141647418970674135185363135441366531273160128641150686000544781334451868881645861830530595073206652839627882378551505565072493069343

http://dv.a-chn4.com/installers/axtan_installers/get.php?ua=chrome&ut=5b0a02136f56fef4195a7a2130239263&u=L2Rvd25sb2FkMi5mcmVlc29mdHN0b3JlMi5jb20vaW5zdGFsbGVycy9vdXQvMDAyMDUwMDIwNjAwMjA3L3BpaWQtNTRkNDVlZDNjMjYyNjkuMDA4MTM5OTcvb24vMi9mcmVlc29mdHN0b3JlY29tL2VuZ2xpc2gvcmV2ZW51ZS9jaHJvbWUvYWRvYmVfZmxhc2hfcGxheWVyL2QvMjc1ODc2ZTM0Y2Y2MDlkYjExOGYzZDg0Yjc5OWE3OTAvdGlnL25hL25hL2luc3RhbGxlcl9hZG9iZV9mbGFzaF9wbGF5ZXJfRW5nbGlzaC5leGU=&p=RlJFRVNPRlRTVE9SRUNPTQ==&loop=1&r=4824819&x=L2hvbWUvZG93bl9jcm9ucy9wdWJsaWNfaHRtbC9pbnN0YWxsZXJzL291dC9vbi8yL2ZyZWVzb2Z0c3RvcmVjb20vZW5nbGlzaC9yZXZlbnVlL2Nocm9tZS9hZG9iZV9mbGFzaF9wbGF5ZXIvZC8yNzU4NzZlMzRjZjYwOWRiMTE4ZjNkODRiNzk5YTc5MC90aWcvbmEvbmEvaW5zdGFsbGVyX2Fkb2JlX2ZsYXNoX3BsYXllcl9FbmdsaXNoLmV4ZQ==&aa=on/2/freesoftstorecom//&CG=37&FF=24&FL=50&DG=70&FK=19&GB=8&HI=51&AC=43&JM=72&GM=75&s=88122505042558159854687159203982804155769015821806375090921220410936502403086176704203306538580673223573972590260791032785643600933281689938965035248417972233326755923817703316931

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