MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4723f6050ea2f6739fd08f6111162abdee81e2e3ba8f5b2efad90158b54b8d87. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments

SHA256 hash: 4723f6050ea2f6739fd08f6111162abdee81e2e3ba8f5b2efad90158b54b8d87
SHA3-384 hash: 066d61a0e980a002ce4efa1ba15f66da25b007b26208f99084ef154af3114aaa1a723fe22575f432cdf3f84be13bbfa1
SHA1 hash: 6cd10b5cdff367851a74dd40cdba7230c0d1c7be
MD5 hash: 421da0386002ea07da715e2330e27a70
humanhash: sad-delaware-cup-missouri
File name:BL 204103855.exe
Download: download sample
Signature SnakeKeylogger
File size:500'736 bytes
First seen:2021-12-21 14:00:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:NTd4O2HTpcnjee60fpnxjdiVMgrr5YoyUFJS7UHtzIsrt:N5+HTpcnjh6utxjUrth
Threatray 1'857 similar samples on MalwareBazaar
TLSH T1DDB4BE5CF610B9DFD41BCA3699741C20AB60E477934FD75BA04322AD8D1D28B8E1A9F3
Reporter abuse_ch
Tags:exe SnakeKeylogger

Intelligence


File Origin
# of uploads :
1
# of downloads :
190
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
BL 204103855.exe
Verdict:
Malicious activity
Analysis date:
2021-12-21 14:20:58 UTC
Tags:
evasion trojan snakekeylogger keylogger

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

Behaviour
Creating a window
DNS request
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Result
Verdict:
UNKNOWN
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 references suspicious native API functions
Adds a directory exclusion to Windows Defender
Found malware configuration
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
Sigma detected: Powershell Defender Exclusion
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 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: 543478 Sample: BL 204103855.exe Startdate: 21/12/2021 Architecture: WINDOWS Score: 100 39 Found malware configuration 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Yara detected Telegram RAT 2->43 45 11 other signatures 2->45 7 BL 204103855.exe 7 2->7         started        process3 file4 25 C:\Users\user\AppData\...\nRxXOsyLefjFz.exe, PE32 7->25 dropped 27 C:\...\nRxXOsyLefjFz.exe:Zone.Identifier, ASCII 7->27 dropped 29 C:\Users\user\AppData\Local\...\tmpA4DE.tmp, XML 7->29 dropped 31 C:\Users\user\...\BL 204103855.exe.log, ASCII 7->31 dropped 47 Adds a directory exclusion to Windows Defender 7->47 11 BL 204103855.exe 15 2 7->11         started        15 powershell.exe 24 7->15         started        17 schtasks.exe 1 7->17         started        19 BL 204103855.exe 7->19         started        signatures5 process6 dnsIp7 33 checkip.dyndns.org 11->33 35 checkip.dyndns.com 131.186.113.70, 49782, 49783, 80 DYNDNSUS United States 11->35 37 freegeoip.app 162.159.138.85, 443, 49784 CLOUDFLARENETUS United States 11->37 49 Tries to steal Mail credentials (via file / registry access) 11->49 51 Tries to harvest and steal ftp login credentials 11->51 53 Tries to harvest and steal browser information (history, passwords, etc) 11->53 21 conhost.exe 15->21         started        23 conhost.exe 17->23         started        signatures8 process9
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2021-12-21 14:01:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
19 of 28 (67.86%)
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 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
Snake Keylogger Payload
Unpacked files
SH256 hash:
f1ef08737881baf6668507ef7fc053c4c13913f3b3ded45364a00ce65e0fa0e8
MD5 hash:
28d42b127f6836400295dc2cab1b1e13
SHA1 hash:
7d1a30136becf4720ad8e5cdd5a01e965765f9b0
SH256 hash:
cc863038dfc58d37276a1f1cb952870d6a2cd81a7ac72d3ed7021e5c5aa1c8f0
MD5 hash:
2c5570f3b591aa1fd57f5ec62ab89b76
SHA1 hash:
7a451b030d1acef0a149e333ba9df225fc5494d1
SH256 hash:
0e042ce925c6b4c4285592e139aec9cb1113c074d518d04be721c5d04e86c867
MD5 hash:
bde54e14a6f8c7f091f7299ea6d475f6
SHA1 hash:
696a8e696f7008c80750b2373e36269d5660a3ff
SH256 hash:
4723f6050ea2f6739fd08f6111162abdee81e2e3ba8f5b2efad90158b54b8d87
MD5 hash:
421da0386002ea07da715e2330e27a70
SHA1 hash:
6cd10b5cdff367851a74dd40cdba7230c0d1c7be
Malware family:
Phoenix
Verdict:
Malicious
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: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 4723f6050ea2f6739fd08f6111162abdee81e2e3ba8f5b2efad90158b54b8d87

(this sample)

  
Delivery method
Distributed via e-mail attachment

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