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nstaller.dll

7-Zip

Igor Pavlov

The library nstaller.dll has been detected as malware by 12 anti-virus scanners. The file has been seen being downloaded from downloadcloud.ru and multiple other hosts.
Publisher:
Igor Pavlov

Product:
7-Zip

Description:
7z Plugin

Version:
9.22 beta

MD5:
3e1256020907e029140ae03e43580b01

SHA-1:
615124262c11f518716ac1639d07ef94f0a44827

SHA-256:
20f4765415e6ee6c96d371c3b0f3f3a324eeaef597e2e8383d2440fb0eb9e2ff

Scanner detections:
12 / 68

Status:
Malware

Analysis date:
12/25/2024 6:41:42 PM UTC  (today)

Scan engine
Detection
Engine version

Lavasoft Ad-Aware
Trojan.GenericKD.2330605
635

Bitdefender
Trojan.GenericKD.2330605
1.0.20.650

Emsisoft Anti-Malware
Trojan.GenericKD.2330605
8.15.05.10.01

F-Secure
Trojan.GenericKD.2330605
11.2015-10-05_1

G Data
Trojan.GenericKD.2330605
15.5.25

IKARUS anti.virus
Trojan.SuspectCRC
t3scan.1.8.9.0

K7 AntiVirus
Trojan
13.203.15842

McAfee
Artemis!3E1256020907
5600.6769

MicroWorld eScan
Trojan.GenericKD.2330605
16.0.0.390

nProtect
Trojan.GenericKD.2330605
15.05.08.01

Trend Micro House Call
TROJ_GEN.R047H09DU15
7.2.130

ViRobot
Trojan.Win32.S.Agent.699904.Q[h]
2014.3.20.0

File size:
683.5 KB (699,904 bytes)

Product version:
9.22 beta

Copyright:
Copyright (c) 1999-2011 Igor Pavlov

Original file name:
7z.dll

File type:
Dynamic link library (Win32 DLL)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\nstaller.dll

File PE Metadata
Compilation timestamp:
4/28/2015 1:32:55 PM

OS version:
1.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
1.71

CTPH (ssdeep):
12288:oEJ+GwLqOOgOOXdiyYodRZrrMNIXmLcDapx9mP0dktTafnjRRE8XiJZWya:o8+Luxg9/dZHMNIXWH9moATA6Wy

Entry address:
0xCB1C0

Entry point:
80, 7C, 24, 08, 01, 0F, 85, DD, 01, 00, 00, 60, BE, 15, 30, 42, 00, 8D, BE, EB, DF, FD, FF, 57, 83, CD, FF, EB, 0D, 90, 90, 90, 8A, 06, 46, 88, 07, 47, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 72, ED, B8, 01, 00, 00, 00, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, 01, DB, 73, 0B, 75, 28, 8B, 1E, 83, EE, FC, 11, DB, 72, 1F, 48, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C0, EB, D4, 01, DB, 75, 07, 8B, 1E, 83, EE, FC, 11, DB, 11, C9, EB, 52, 31, C9, 83, E8, 03, 72, 11, C1, E0, 08, 8A, 06, 46...
 
[+]

Packer / compiler:
UPX v0.89.6 - v1.02 / v1.05 - v1.22, 0x

Code size:
676 KB (692,224 bytes)

The file nstaller.dll has been seen being distributed by the following 2 URLs.

http://downloadcloud.ru/libs/.../shystaler_sig.dll

http://downloadcloud.ru/libs/.../c_shystaler.dll

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