MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2a4f2bb0198262260af505eb3198a4a38dcee62a483f9fa42d55568b9acc53f2. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



SnakeKeylogger


Vendor detections: 14


Intelligence 14 IOCs YARA 18 File information Comments

SHA256 hash: 2a4f2bb0198262260af505eb3198a4a38dcee62a483f9fa42d55568b9acc53f2
SHA3-384 hash: ee76facf3d8c478ae3a015bddc6839fc8ac62d2954a13a43c6a7f39e0b942abbe89c040964fc440db5934e15eb4908f1
SHA1 hash: 32123253e38e88ea10d67680f00d3d3416af4f89
MD5 hash: 147fa4ff3985efcbf3fb7074bb47f626
humanhash: carolina-salami-seventeen-gee
File name:TR23-USD-33 Incoice of MV ADAMOON.pdf.exe
Download: download sample
Signature SnakeKeylogger
File size:23'040 bytes
First seen:2023-09-18 15:08:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 384:hZHrkMJ9g0MRp3NPnbn+b/AeH9F9wGjEnAtNCSGFqUt:hZH/y9Pbn+rLXiiEnuCLFqUt
Threatray 5'538 similar samples on MalwareBazaar
TLSH T139A229C1EB844A22EE640BB0B56B8E201779BF5B87221B4F27C9731A3D47986172F446
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon c2a49c9ab6d8dc78 (20 x SnakeKeylogger, 2 x PureCrypter, 1 x PureLogsStealer)
Reporter abuse_ch
Tags:exe SnakeKeylogger

Intelligence


File Origin
# of uploads :
1
# of downloads :
302
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
TR23-USD-33 Incoice of MV ADAMOON.pdf.exe
Verdict:
Malicious activity
Analysis date:
2023-09-18 15:10:18 UTC
Tags:
snake evasion

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a file in the %AppData% directory
Launching a process
Creating a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Snake Keylogger
Verdict:
Malicious
Result
Threat name:
Snake Keylogger
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Creates autostart registry keys with suspicious names
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Yara detected Snake Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1310141 Sample: TR23-USD-33_Incoice_of_MV_A... Startdate: 18/09/2023 Architecture: WINDOWS Score: 100 42 tse1.mm.bing.net 2->42 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 58 Yara detected Telegram RAT 2->58 60 9 other signatures 2->60 7 TR23-USD-33_Incoice_of_MV_ADAMOON.pdf.exe 16 5 2->7         started        12 fffff.exe 14 5 2->12         started        14 fffff.exe 4 2->14         started        signatures3 process4 dnsIp5 44 cdn.discordapp.com 162.159.130.233, 443, 49709, 49730 CLOUDFLARENETUS United States 7->44 26 C:\Users\user\AppData\Roaming\fffff.exe, PE32 7->26 dropped 62 Creates autostart registry keys with suspicious names 7->62 64 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 7->64 66 Writes to foreign memory regions 7->66 16 MSBuild.exe 14 2 7->16         started        20 MSBuild.exe 7->20         started        46 162.159.129.233, 443, 49725 CLOUDFLARENETUS United States 12->46 68 Multi AV Scanner detection for dropped file 12->68 70 Machine Learning detection for dropped file 12->70 72 Allocates memory in foreign processes 12->72 22 MSBuild.exe 12->22         started        74 Injects a PE file into a foreign processes 14->74 24 MSBuild.exe 14->24         started        file6 signatures7 process8 dnsIp9 28 checkip.dyndns.org 16->28 30 checkip.dyndns.com 132.226.247.73, 80 UTMEMUS United States 16->30 40 2 other IPs or domains 16->40 48 May check the online IP address of the machine 20->48 32 checkip.dyndns.org 22->32 34 193.122.130.0, 80 ORACLE-BMC-31898US United States 22->34 36 checkip.dyndns.org 24->36 38 132.226.8.169, 49733, 49738, 80 UTMEMUS United States 24->38 50 Tries to steal Mail credentials (via file / registry access) 24->50 52 Tries to harvest and steal browser information (history, passwords, etc) 24->52 signatures10
Threat name:
Win32.Trojan.Leonem
Status:
Malicious
First seen:
2023-09-18 15:09:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
14 of 23 (60.87%)
Threat level:
  5/5
Result
Malware family:
snakekeylogger
Score:
  10/10
Tags:
family:snakekeylogger collection keylogger persistence stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Snake Keylogger
Snake Keylogger payload
Malware Config
C2 Extraction:
https://api.telegram.org/bot6695175774:AAElpebw4SEhE5ARKdSmABhEecgiQtlnmQw/sendMessage?chat_id=1467583453
Unpacked files
SH256 hash:
2a4f2bb0198262260af505eb3198a4a38dcee62a483f9fa42d55568b9acc53f2
MD5 hash:
147fa4ff3985efcbf3fb7074bb47f626
SHA1 hash:
32123253e38e88ea10d67680f00d3d3416af4f89
Detections:
PureCrypter_Stage1
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures


MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:crime_snake_keylogger
Author:Rony (r0ny_123)
Description:Detects Snake keylogger payload
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_DiscordURL
Author:ditekSHen
Description:Detects executables Discord URL observed in first stage droppers
Rule name:INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
Author:ditekSHen
Description:Detects executables with potential process hoocking
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Author:ditekSHen
Description:Detects executables using Telegram Chat Bot
Rule name:MALWARE_Win_SnakeKeylogger
Author:ditekSHen
Description:Detects Snake Keylogger
Rule name:MAL_Envrial_Jan18_1
Author:Florian Roth (Nextron Systems)
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:MAL_Envrial_Jan18_1_RID2D8C
Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:NET
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Discord_Attachments_URL
Author:SECUINFRA Falcon Team
Description:Detects a PE file that contains an Discord Attachments URL. This is often used by Malware to download further payloads
Rule name:SUSP_PE_Discord_Attachment_Oct21_1
Author:Florian Roth (Nextron Systems)
Description:Detects suspicious executable with reference to a Discord attachment (often used for malware hosting on a legitimate FQDN)
Reference:Internal Research
Rule name:Windows_Trojan_SnakeKeylogger_af3faa65
Author:Elastic Security

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

SnakeKeylogger

Executable exe 2a4f2bb0198262260af505eb3198a4a38dcee62a483f9fa42d55568b9acc53f2

(this sample)

  
Delivery method
Distributed via e-mail attachment

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