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bigboobnuts2012-digitaljournals.ru.pdf_11454183_96_letc.exe

Skymonk Solutions Limited

The application bigboobnuts2012-digitaljournals.ru.pdf_11454183_96_letc.exe by Skymonk Solutions Limited has been detected as adware by 10 anti-malware scanners. The program is a setup application that uses the NSIS (Nullsoft Scriptable Install System) installer. The file has been seen being downloaded from letitbit.net and multiple other hosts.
Publisher:
Skymonk Solutions Limited  (signed and verified)

MD5:
ffa5f2b4730bc807e89975dcd2f3cb81

SHA-1:
fa496adcdc589c4db9b9170fc29b2fbaae7c3c4c

SHA-256:
db3ab845212cdee7ff5272657e362fc8579a8224cd3fafb54153c1fb28b52d85

Scanner detections:
10 / 68

Status:
Adware

Analysis date:
4/23/2024 9:48:30 AM UTC  (today)

Scan engine
Detection
Engine version

Baidu Antivirus
PUA.Win32.Skymonk
4.0.3.1585

Bkav FE
W32.HfsAdware
1.3.0.6979

Clam AntiVirus
Win.Trojan.Dropped-1699
0.98/21511

Dr.Web
Tool.Skymonk.39
9.0.1.0217

ESET NOD32
Win32/Skymonk.A potentially unwanted
9.11882

herdProtect (fuzzy)
variant of 228736-670560-skymonk.exe (Adware)
2015.9.12.12

Kaspersky
not-a-virus:AdWare.Win32.Skyli
14.0.0.1626

McAfee
Artemis!FFA5F2B4730B
5600.6682

Reason Heuristics
PUP.SkymonkSolutions.Installer (M)
15.8.5.21

VIPRE Antivirus
Adware.Win32.Skyli
41668

File size:
100 KB (102,368 bytes)

File type:
Executable application (Win32 EXE)

Installer:
NSIS (Nullsoft Scriptable Install System)

Common path:
C:\users\{user}\downloads\????? ?????\bigboobnuts2012-digitaljournals.ru.pdf_11454183_96_letc.exe

Digital Signature
Signed by:
Skymonk Solutions Limited

Authority:
VeriSign, Inc.

Valid from:
4/9/2012 5:00:00 AM

Valid to:
4/10/2015 4:59:59 AM

Subject:
CN=Skymonk Solutions Limited, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Skymonk Solutions Limited, L=Tortola, S=Tortola, C=VG

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
632A5F301191DF03C4933D982BAD525F

File PE Metadata
Compilation timestamp:
2/25/2012 12:22:01 AM

OS version:
5.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
10.0

CTPH (ssdeep):
3072:5tKr1f0hzRjeWsH5bDS6LbS1ydrYr+wn7:/EG71cbDBLp6n7

Entry address:
0x36DA

Entry point:
81, EC, 84, 01, 00, 00, 53, 55, 56, 33, DB, 57, 89, 5C, 24, 1C, C7, 44, 24, 10, C0, 8A, 40, 00, 89, 5C, 24, 18, C6, 44, 24, 14, 20, FF, 15, 30, 80, 40, 00, 68, 01, 80, 00, 00, FF, 15, AC, 80, 40, 00, 53, FF, 15, A4, 82, 40, 00, 6A, 08, A3, 18, 36, 45, 00, E8, FD, 28, 00, 00, 53, 68, 60, 01, 00, 00, A3, 28, 35, 45, 00, 8D, 44, 24, 3C, 50, 53, 68, BF, 8A, 40, 00, FF, 15, 70, 81, 40, 00, 68, B4, 8A, 40, 00, 68, 20, F5, 44, 00, E8, 27, 26, 00, 00, FF, 15, A8, 80, 40, 00, 50, BF, 50, C0, 47, 00, 57, E8, 15, 26...
 
[+]

Packer / compiler:
Nullsoft install system v2.x

Code size:
28 KB (28,672 bytes)

The file bigboobnuts2012-digitaljournals.ru.pdf_11454183_96_letc.exe has been seen being distributed by the following 2 URLs.

http://letitbit.net/downloader_12090568_83_let1.exe

http://letitbit.net/downloader_4377968_99_letC.exe

herdProtect is a second line of defense malware removal platform powered by 68 anti-malware engines in the cloud. Since no single anti-malware program is perfect 100% of the time, herdProtect utilizes a 'herd' of multiple engines to guarantee the widest coverage and the earliest possible detection.