MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d4fb31e2109c98aed1a05c8b2e3507c238d19d2c558635f63b90ea3c5926ddb7. 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: 12


Intelligence 12 IOCs YARA 5 File information Comments
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SHA256 hash: d4fb31e2109c98aed1a05c8b2e3507c238d19d2c558635f63b90ea3c5926ddb7
SHA3-384 hash: 03da73c80b72b70a05868d9ba016d55e6793b2f3e5bb06423fdbcc25350d3fa9a5a20325f10de87eebbad0e49a841f44
SHA1 hash: 99ed2d51cd42cad33a21d9ef9b3cd7907cef9718
MD5 hash: bb1296f9a4a003782754c7f9ae974db3
humanhash: fish-leopard-fix-item
File name:2ba.exe
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:58'880 bytes
First seen:2022-03-30 05:22:52 UTC
Last seen:2022-04-17 11:03:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'609 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 768:RFWfbVfDRmLowVYCIxGzNLEYD22HdSEEjBdAzt/8:REbVbsLowmAmYt/EjAzt/8
Threatray 3'277 similar samples on MalwareBazaar
TLSH T14343E8D37788469AC8144D792DBB8E200E3BBF559C4AB9017584FB5F2EF32C06A13D99
File icon (PE):PE icon
dhash icon 74f48888868e88b4 (12 x SnakeKeylogger, 7 x Formbook, 5 x RemcosRAT)
Reporter abuse_ch
Tags:exe SnakeKeylogger

Intelligence

File Origin
# of uploads :
3
# of downloads :
218
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/259516/
Detection(s):
SecuriteInfo.com.Trojan.Downloader.10124.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a process
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
DNS request
Sending a custom TCP request
Creating a file in the %AppData% subdirectories
Unauthorized injection to a recently created process
Creating a file
Sending an HTTP GET request
Reading critical registry keys
Creating a window
Enabling autorun
Forced shutdown of a browser
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated
Link:
https://www.filescan.io/uploads/6243e93f9253b276b7a3eb2d/reports/fe77bfe3-f863-4a25-9446-bf5c9ecee648/overview
Result
Verdict:
SUSPICIOUS
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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5e6f2e1d-c6c9-4b6f-88ea-c05bafb7906b
Result
Threat name:
Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/967337
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Creates an undocumented autostart registry key
Found malware configuration
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
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 harvest and steal ftp login credentials
Tries to steal Mail credentials (via file / registry access)
Uses ping.exe to check the status of other devices and networks
Yara detected Costura Assembly Loader
Yara detected Snake Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 599826 Sample: 2ba.exe Startdate: 30/03/2022 Architecture: WINDOWS Score: 100 49 Found malware configuration 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 Yara detected Telegram RAT 2->53 55 7 other signatures 2->55 7 2ba.exe 16 7 2->7         started        process3 dnsIp4 41 cdn.discordapp.com 162.159.134.233, 443, 49746 CLOUDFLARENETUS United States 7->41 31 C:\Users\user\AppData\...31xjsylhrc.exe, PE32 7->31 dropped 33 C:\Users\...33xjsylhrc.exe:Zone.Identifier, ASCII 7->33 dropped 35 C:\Users\user\AppData\Local\...\2ba.exe.log, ASCII 7->35 dropped 57 Creates an undocumented autostart registry key 7->57 59 May check the online IP address of the machine 7->59 61 Injects a PE file into a foreign processes 7->61 12 2ba.exe 2 7->12         started        16 cmd.exe 1 7->16         started        18 cmd.exe 1 7->18         started        file5 signatures6 process7 dnsIp8 43 checkip.dyndns.org 12->43 45 checkip.dyndns.com 132.226.8.169, 49768, 80 UTMEMUS United States 12->45 47 freegeoip.app 188.114.96.7, 443, 49772 CLOUDFLARENETUS European Union 12->47 63 Tries to steal Mail credentials (via file / registry access) 12->63 65 Tries to harvest and steal ftp login credentials 12->65 67 Tries to harvest and steal browser information (history, passwords, etc) 12->67 69 Uses ping.exe to check the status of other devices and networks 16->69 20 PING.EXE 1 16->20         started        23 conhost.exe 16->23         started        25 timeout.exe 1 16->25         started        27 conhost.exe 18->27         started        29 timeout.exe 1 18->29         started        signatures9 process10 dnsIp11 37 google.com 172.217.168.14 GOOGLEUS United States 20->37 39 192.168.2.1 unknown unknown 20->39
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d4fb31e2109c98aed1a05c8b2e3507c238d19d2c558635f63b90ea3c5926ddb7/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-03-30 00:50:38 UTC
File Type:
PE (.Net Exe)
Extracted files:
26
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=2t5tdyqqtsmk5unalsfs4nihyi4ndhjmkwddl5r3sdvdywjg3w3q._file
Verdict:
malicious
Similar samples:
0bc6152941893e5d36af2520150b93cc439e5efdb476038e6fac9a17dacc743f
SnakeKeylogger
2242ea210aaa705fc4c800ac734264aa15f0919087ffc7e275be4f9222ae0d0b
SnakeKeylogger
459ffd564cff546baed72dc2ba79fff156b533600495098f319eed8239d0bb21
SnakeKeylogger
505c69b0024e0cc4c6ceaaee5ee4b4d7dfb1f08677788d069a436f76f4d4b296
SnakeKeylogger
742526bc4de3287b0d55149acdc82c1578cbaae2c42066e40ac5812ed9fd3159
SnakeKeylogger
7529261b01e2f6d420aa0239c584a7d6c0022ea71ce562335d1384a03d529bbd
SnakeKeylogger
ae13fe36ae25d1c276ec9efaaa8599e186f9df2b2d742c7999b895fdf2d302d7
SnakeKeylogger
ef13b4403d966a6da0063c33e680a0215c7d238b5e573c57585e846398b1e21f
SnakeKeylogger
+ 3'267 additional samples on MalwareBazaar
Result
Malware family:
snakekeylogger
Create hunting rule
Score:
  10/10
Tags:
family:snakekeylogger collection keylogger persistence spyware stealer
Link:
https://tria.ge/reports/220330-f25s6acgdm/
Behaviour
Delays execution with timeout.exe
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Modifies WinLogon for persistence
Snake Keylogger
Snake Keylogger Payload
Malware Config
C2 Extraction:
https://api.telegram.org/bot5243953302:AAGFyxwcILx3S0Gq834R9NN-9m6enfFssYk/sendMessage?chat_id=5255359287
Unpacked files
SH256 hash:
d4fb31e2109c98aed1a05c8b2e3507c238d19d2c558635f63b90ea3c5926ddb7
MD5 hash:
bb1296f9a4a003782754c7f9ae974db3
SHA1 hash:
99ed2d51cd42cad33a21d9ef9b3cd7907cef9718
Link:
https://www.unpac.me/results/ab15907e-a8bd-4e0e-8616-451cba932f8b/
Malware family:
Phoenix
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/d4fb31e2109c/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/d4fb31e2109c98aed1a05c8b2e3507c238d19d2c558635f63b90ea3c5926ddb7

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:INDICATOR_SUSPICIOUS_EXE_DiscordURL
Create hunting rule
Author:ditekSHen
Description:Detects executables Discord URL observed in first stage droppers
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Discord_Attachments_URL
Create hunting rule
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
Create hunting rule
Author:Florian Roth
Description:Detects suspicious executable with reference to a Discord attachment (often used for malware hosting on a legitimate FQDN)
Reference:Internal Research

File information

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

Malspam

SnakeKeylogger

Executable exe d4fb31e2109c98aed1a05c8b2e3507c238d19d2c558635f63b90ea3c5926ddb7

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/259516/

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