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adobe_flash_setup.exe

Internet Generic

OOO KOD 7

The application adobe_flash_setup.exe, “Internet Generic Setup ” by OOO KOD 7 has been detected as a potentially unwanted program by 6 anti-malware scanners. The program is a setup application that uses the Inno Setup installer. The setup program uses the InstallCore engine which may bundle additional software offers including toolbars and browser extensions. The file has been seen being downloaded from check4upgrade.how2safeupdate.org.
Publisher:
Generic Application Software   (signed by OOO KOD 7)

Product:
Internet Generic

Description:
Internet Generic Setup

MD5:
2067c5625caa3793ed04393dfeb21876

SHA-1:
b4491172398ab4a7146389f844560a21c06bcce2

SHA-256:
ef021882b5038c76c7b867e6a007b95688d5ba1598fe8d4205c31cfd64235b26

Scanner detections:
6 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallCore download manager to install additional potentially unwanted software which may include extensions such as DealPly and various toolbars.

Analysis date:
1/14/2025 9:42:02 PM UTC  (today)

Scan engine
Detection
Engine version

avast!
Malware-gen
150531-1

AVG
Generic
2016.0.3091

Dr.Web
Trojan.InstallCore.703
9.0.1.05190

ESET NOD32
Win32/InstallCore.ZC potentially unwanted application
7.0.302.0

K7 AntiVirus
Adware
13.204.16103

VIPRE Antivirus
Trojan.Win32.Generic
40750

File size:
778.5 KB (797,160 bytes)

Product version:
3.6.5

Copyright:
Software

File type:
Executable application (Win32 EXE)

Installer:
Inno Setup

Language:
Language Neutral

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

Digital Signature
Signed by:
OOO KOD 7

Authority:
COMODO CA Limited

Valid from:
5/5/2015 2:00:00 AM

Valid to:
5/5/2016 1:59:59 AM

Subject:
CN=OOO KOD 7, O=OOO KOD 7, STREET="per. Kotelnicheski 1-i, d. 3 korp. 1", L=Moscow, S=Moscow, PostalCode=109240, C=RU

Issuer:
CN=COMODO RSA Code Signing CA, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00BB90A9DE0F064653F7820A54F3EF737F

File PE Metadata
Compilation timestamp:
6/20/1992 12:22:17 AM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
2.25

CTPH (ssdeep):
12288:kLXpd1jlmdbIKqf+BvLpUCdTK0o5rFGC1xXRM55s7PcY5+Qj0UXKjPq8MGAaJNfn:kLXt3f+xLpUefo5rsISKzTIUXTwhN

Entry address:
0x9C40

Entry point:
55, 8B, EC, 83, C4, C4, 53, 56, 57, 33, C0, 89, 45, F0, 89, 45, DC, E8, 86, 94, FF, FF, E8, 8D, A6, FF, FF, E8, 1C, A9, FF, FF, E8, 53, C9, FF, FF, E8, 9A, C9, FF, FF, E8, C9, F2, FF, FF, E8, 30, F4, FF, FF, 33, C0, 55, 68, FC, A2, 40, 00, 64, FF, 30, 64, 89, 20, 33, D2, 55, 68, C5, A2, 40, 00, 64, FF, 32, 64, 89, 22, A1, 14, C0, 40, 00, E8, 96, FE, FF, FF, E8, C9, FA, FF, FF, 8D, 55, F0, 33, C0, E8, 83, CF, FF, FF, 8B, 55, F0, B8, 24, CE, 40, 00, E8, 32, 95, FF, FF, 6A, 02, 6A, 00, 6A, 01, 8B, 0D, 24, CE...
 
[+]

Packer / compiler:
Inno Setup v5.x - Installer Maker

Code size:
37 KB (37,888 bytes)

The file adobe_flash_setup.exe has been seen being distributed by the following URL.

http://check4upgrade.how2safeupdate.org/dl.php?conversion_id=14311647641242&app_id=4&lp_id=689&v=ico&stub_id=224&v_id=PnjGLumZvEmDK_ciYo6M8seM0GGSPQWzv0sJOFT_jhE.&pcl=p_WCKHYrIZD_wZqAXnqP23D_zC_Gh_WWLbbOJpGB9Ws.&clkid={clickurl}&s2=1805756591.445119.5405a3b33a.8074.3e2d0c2ca9fcd5132acb0816edb13618&dp=1805756591.445119.5405a3b33a.8074.3e2d0c2ca9fcd5132acb0816edb13618

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to s3-1-w.amazonaws.com  (54.231.12.153:80)

TCP (HTTP):
Connects to ec2-54-243-96-231.compute-1.amazonaws.com  (54.243.96.231:80)

TCP (HTTP):
Connects to ec2-54-186-29-120.us-west-2.compute.amazonaws.com  (54.186.29.120:80)

TCP (HTTP):
Connects to ec2-54-186-117-168.us-west-2.compute.amazonaws.com  (54.186.117.168:80)

TCP (HTTP):
Connects to ec2-107-20-182-77.compute-1.amazonaws.com  (107.20.182.77:80)

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