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instman.exe

The application instman.exe has been detected as a potentially unwanted program by 10 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 installer uses the InstallMonetizer platform which will donwload and install adware toolbars and other potentially unwanted software offers during setup.
MD5:
832a9b0aaef85df5fe1ea99636175558

SHA-1:
11bb4e96f6f735464c99152445ff31129dd51e23

SHA-256:
5e2f6aa865466336677f65e983d6cf314ffbf91eaaa79ab3d5737edf6684681b

Scanner detections:
10 / 68

Status:
Potentially unwanted

Explanation:
Uses the InstallMonetizer distribution platform to bundle adware.

Analysis date:
4/25/2024 6:14:07 AM UTC  (today)

Scan engine
Detection
Engine version

avast!
InstMonetizer-AR [PUP]
140611-0

Baidu Antivirus
Trojan.Win32.InstallMonetizer
4.0.3.14612

Dr.Web
Threat.Undefined
9.0.1.05190

ESET NOD32
Win32/InstallMonetizer.AG potentially unwanted application
7.0.302.0

G Data
NSIS.Application.InstallMonetizer
14.6.24

Malwarebytes
PUP.Optional.InstallMonetizer.A
v2014.06.12.08

NANO AntiVirus
Riskware.Win32.Searcher.csnymk
0.28.0.60253

Rising Antivirus
NS:PUF.SilenceInstaller!1.9DDF
23.00.65.14610

Sophos
AppMonetizer Installer
4.98

VIPRE Antivirus
Threat.4786532
29708

File size:
255.5 KB (261,617 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\appdata\local\temp\{random}.tmp\instman.exe

File PE Metadata
Compilation timestamp:
12/6/2009 7:50:52 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
6.0

CTPH (ssdeep):
6144:ne34Hwyhgqq7pJ59EuWn3Zyt5q2pd5A8WwmU0Gz:hwyhgqq7pB0JybJd5A8WI

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, EC, 42, 00, E8, F1, 2B, 00, 00, A3, 64, EB, 42, 00, 53, 8D, 44, 24, 34, 68, 60, 01, 00, 00, 50, 53, 68, 98, 8F, 42, 00, FF, 15, 58, 71, 40, 00, 68, 54, 91, 40, 00, 68, 60, E3, 42, 00, E8, A4, 28, 00, 00, FF, 15, AC, 70, 40, 00, BF, 00, 40, 43, 00, 50, 57, E8, 92, 28, 00, 00...
 
[+]

Entropy:
7.7159

Packer / compiler:
Nullsoft install system v2.x

Code size:
23.5 KB (24,064 bytes)

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