MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a7c1e0f1559983cd431674a541ac30c53298adca181740de231a6dc0c0d6a0e7. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments

SHA256 hash: a7c1e0f1559983cd431674a541ac30c53298adca181740de231a6dc0c0d6a0e7
SHA3-384 hash: 70f36d486ac6081e8ad6ff45be8cccbdb4335e7877eaf132b5c784ec00634b3f1c18e19a26014e19caef3fc9fbd3620a
SHA1 hash: 4beb7b62aec7345a136d71e1b16c3ca7f02d1aac
MD5 hash: bfb9ec33bbbf48df8c802065e8319f4d
humanhash: william-nineteen-helium-sierra
File name:doc2012166979790.pdf.exe
Download: download sample
Signature SnakeKeylogger
File size:299'008 bytes
First seen:2021-11-12 07:17:42 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'645 x Formbook, 12'245 x SnakeKeylogger)
ssdeep 6144:7q9/Bi2GhNDDYcFH8J0WCMdvgdSmOq/EEF038lDP+Zi3/4zFWMGYmgU6+KT:7Si2iN/YFJXCGIGE8IDGZHJBmgU
Threatray 1'618 similar samples on MalwareBazaar
TLSH T1F254125477E08F71C578EBFA9E61040007F6A91A74D0F72D2CF796EB18A6FA24140BA7
Reporter GovCERT_CH
Tags:exe SnakeKeylogger

Intelligence


File Origin
# of uploads :
1
# of downloads :
111
Origin country :
n/a
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated 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
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
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
Moves itself to temp directory
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Powershell Defender Exclusion
Sigma detected: Suspicious Double Extension
Sigma detected: Suspicius Add Task From User AppData Temp
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 an obfuscated file name to hide its real file extension (double extension)
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected Snake Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 520400 Sample: doc2012166979790.pdf.exe Startdate: 12/11/2021 Architecture: WINDOWS Score: 100 37 Found malware configuration 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 Multi AV Scanner detection for dropped file 2->41 43 14 other signatures 2->43 7 doc2012166979790.pdf.exe 7 2->7         started        process3 file4 23 C:\Users\user\AppData\Roaming\hWKAQOfq.exe, PE32 7->23 dropped 25 C:\Users\...\hWKAQOfq.exe:Zone.Identifier, ASCII 7->25 dropped 27 C:\Users\user\AppData\Local\...\tmpBF34.tmp, XML 7->27 dropped 29 C:\Users\...\doc2012166979790.pdf.exe.log, ASCII 7->29 dropped 45 May check the online IP address of the machine 7->45 47 Uses schtasks.exe or at.exe to add and modify task schedules 7->47 49 Adds a directory exclusion to Windows Defender 7->49 51 Injects a PE file into a foreign processes 7->51 11 doc2012166979790.pdf.exe 15 2 7->11         started        15 powershell.exe 25 7->15         started        17 schtasks.exe 1 7->17         started        signatures5 process6 dnsIp7 31 checkip.dyndns.org 11->31 33 checkip.dyndns.com 216.146.43.71, 49748, 49749, 80 DYNDNSUS United States 11->33 35 2 other IPs or domains 11->35 53 Moves itself to temp directory 11->53 55 Tries to steal Mail credentials (via file / registry access) 11->55 57 Tries to harvest and steal ftp login credentials 11->57 59 Tries to harvest and steal browser information (history, passwords, etc) 11->59 19 conhost.exe 15->19         started        21 conhost.exe 17->21         started        signatures8 process9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-11-12 07:18:05 UTC
AV detection:
14 of 27 (51.85%)
Threat level:
  5/5
Result
Malware family:
snakekeylogger
Score:
  10/10
Tags:
family:snakekeylogger collection keylogger spyware stealer
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
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
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Snake Keylogger
Unpacked files
SH256 hash:
bd4c4912209802bb457983177d94b220d20dc9775ff973f90bd1c6afd729bc9c
MD5 hash:
8cde05c2cc918a68b075bdb2854c9994
SHA1 hash:
bc3c4e2826370171102ee8b7bd317493cd72c15f
SH256 hash:
c6e44f36460656d6dec072b9cc8fae277c63f0bfccd010aa3e289a9e1e2225da
MD5 hash:
d4a38cf554d45f4739f224a5c0e3e3af
SHA1 hash:
83b3f7d4658076b518b106b05662652fa5c5af78
SH256 hash:
c7132af8e4db14400e77bcd6711717c8cbc38d4ea19e802fc39859607026bc3f
MD5 hash:
9efe8aa2ff5177a96549cf1517fe2f9a
SHA1 hash:
51697effd9b2f5178f7580dab34ed70c1d2b3eca
SH256 hash:
a7c1e0f1559983cd431674a541ac30c53298adca181740de231a6dc0c0d6a0e7
MD5 hash:
bfb9ec33bbbf48df8c802065e8319f4d
SHA1 hash:
4beb7b62aec7345a136d71e1b16c3ca7f02d1aac
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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Malspam

SnakeKeylogger

Executable exe a7c1e0f1559983cd431674a541ac30c53298adca181740de231a6dc0c0d6a0e7

(this sample)

  
Dropped by
snakekeylogger
  
Delivery method
Distributed via e-mail attachment

Comments