MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 12b953981ab51aab44eadc729fbb03d0d6685a526b370de9d3a0ce390e14343f. 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 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 12b953981ab51aab44eadc729fbb03d0d6685a526b370de9d3a0ce390e14343f
SHA3-384 hash: 2a8f0c3e5a61142cbc33773039d291fe126e85680bc13224f5b2de0ae5014aaf27406194b17c7e4305258cc70b346626
SHA1 hash: 5b52c4d659f6d737f29685174ce332a3d603978b
MD5 hash: 28da63869eaa2bdaea8ce5b38e91743d
humanhash: low-winter-autumn-muppet
File name:eFatura KontrolEXD2021000000173.pdf.exe
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:519'168 bytes
First seen:2021-09-19 16:49:16 UTC
Last seen:2021-09-19 17:51:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'664 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:FZbzzCxC98rxjZMCWje+5W3TznyouSmSX7:FpCA9iF5B+5WD6k
Threatray 1'483 similar samples on MalwareBazaar
TLSH T196B41865156E7D75C0782B3A477317E51BEE9C402A3ACF896B21F2BA103C6D77E4230A
dhash icon 70f09a5bbaaed451 (12 x SnakeKeylogger, 3 x AgentTesla, 1 x Formbook)
Reporter abuse_ch
Tags:exe SnakeKeylogger

Intelligence

File Origin
# of uploads :
2
# of downloads :
185
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
eFatura KontrolEXD2021000000173.pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-09-19 16:52:53 UTC
Tags:
evasion trojan snakekeylogger keylogger
Link:
https://app.any.run/tasks/c0cd7a5c-f94b-47d9-be06-e146e280586a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Snake
Create hunting rule
Link:
https://www.capesandbox.com/analysis/189129/
Detection(s):
Porcupine.MSIL.Kryptik.ACSS.101656.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a file in the %AppData% directory
Launching cmd.exe command interpreter
Creating a file in the %temp% directory
Delayed writing of the file
Forced shutdown of a system process
Malware family:
Snake Keylogger
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e638b1c7-cca5-40d5-8c3b-f81b38d65d29
Result
Threat name:
Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/853569
Signature
.NET source code references suspicious native API functions
Found malware configuration
Initial sample is a PE file and has a suspicious name
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
Multi AV Scanner detection for submitted file
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 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 Snake Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 486000 Sample: eFatura KontrolEXD202100000... Startdate: 19/09/2021 Architecture: WINDOWS Score: 100 59 Found malware configuration 2->59 61 Malicious sample detected (through community Yara rule) 2->61 63 Multi AV Scanner detection for submitted file 2->63 65 6 other signatures 2->65 7 uyfdfgh.exe 3 2->7         started        10 eFatura KontrolEXD2021000000173.pdf.exe 3 2->10         started        process3 signatures4 67 Multi AV Scanner detection for dropped file 7->67 69 Machine Learning detection for dropped file 7->69 12 vbc.exe 2 7->12         started        16 cmd.exe 1 7->16         started        18 cmd.exe 1 7->18         started        20 cmd.exe 1 7->20         started        22 vbc.exe 15 2 10->22         started        24 cmd.exe 3 10->24         started        27 cmd.exe 1 10->27         started        29 cmd.exe 1 10->29         started        process5 dnsIp6 51 checkip.dyndns.org 12->51 71 Tries to steal Mail credentials (via file access) 12->71 73 Tries to harvest and steal ftp login credentials 12->73 75 Tries to harvest and steal browser information (history, passwords, etc) 12->75 31 conhost.exe 16->31         started        33 schtasks.exe 1 16->33         started        35 conhost.exe 18->35         started        37 conhost.exe 20->37         started        53 checkip.dyndns.org 22->53 55 checkip.dyndns.com 132.226.8.169, 49742, 49744, 80 UTMEMUS United States 22->55 57 freegeoip.app 172.67.188.154, 443, 49743, 49745 CLOUDFLARENETUS United States 22->57 77 May check the online IP address of the machine 22->77 47 C:\Users\user\AppData\Roaming\uyfdfgh.exe, PE32 24->47 dropped 49 C:\Users\user\...\uyfdfgh.exe:Zone.Identifier, ASCII 24->49 dropped 39 conhost.exe 24->39         started        79 Uses schtasks.exe or at.exe to add and modify task schedules 27->79 41 conhost.exe 27->41         started        43 schtasks.exe 1 27->43         started        45 conhost.exe 29->45         started        file7 signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/12b953981ab51aab44eadc729fbb03d0d6685a526b370de9d3a0ce390e14343f/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-09-16 05:47:05 UTC
AV detection:
28 of 45 (62.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ck4vhga2wunkwrhk3rzj7oyd2dlgqwssnm3q32otudhdsdqugq7q._file
Verdict:
malicious
Similar samples:
36d0c6d5280a29e061d07ad6eac7236e063ee8023ac398bb6d3f34a3f8aacb83
SnakeKeylogger
3da1df40a9b987cd1fa8d9d4ddab806178ae4157ecb01f22c849220be33416f1
SnakeKeylogger
4def53afd3cfa7cf644b61a877f18ceed798dc8f62268afb52827ee61280d3ac
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5226a12dc7f7b5e28732ad8b5ad6fa9a35eadfbeec122d798cd53c5ef73fe86a
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599ed346c41bd6c8de85ce906bdf6b840f55383fa2fe25d272b30215c4331230
SnakeKeylogger
a937ea15f15c9ea7ac496b540ff4243276746550d72b908d2151c2b4f9fc76bf
SnakeKeylogger
af41223eb9daa98fea5555e90a232634848bcc1801315a6f47edf20bbe086d3f
SnakeKeylogger
c15017d56ac6e02cf607d7188d5b4bb5485d9463031ba4effcb29ca84eb83dea
SnakeKeylogger
c42fd1850e75b18ebacdb8e14d9c612d4c5cf554d0206ce0a7a4735f5fedd591
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d450fa292bf23dec073eb50aa84ee811f05e3cb68e6f06b545f4241b9d2f7b5c
SnakeKeylogger
+ 1'473 additional samples on MalwareBazaar
Result
Malware family:
snakekeylogger
Create hunting rule
Score:
  10/10
Tags:
family:snakekeylogger keylogger stealer
Link:
https://tria.ge/reports/210919-vcadaacbh5/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Looks up external IP address via web service
Uses the VBS compiler for execution
Executes dropped EXE
Snake Keylogger
Unpacked files
SH256 hash:
5cdddc20a4b8585ccb5dc83e9676a9d2350cbdaac7dc36d17dccf4212878e3ac
MD5 hash:
5627540b8d89ef1e3897054189a8e6c4
SHA1 hash:
3aed5c24830097be8964419d8d4457b11ae07001
Link:
https://www.unpac.me/results/bffa9072-766a-4df4-a3c1-3619efd79078/
SH256 hash:
12b953981ab51aab44eadc729fbb03d0d6685a526b370de9d3a0ce390e14343f
MD5 hash:
28da63869eaa2bdaea8ce5b38e91743d
SHA1 hash:
5b52c4d659f6d737f29685174ce332a3d603978b
Link:
https://www.unpac.me/results/bffa9072-766a-4df4-a3c1-3619efd79078/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/12b953981ab51aab44eadc729fbb03d0d6685a526b370de9d3a0ce390e14343f

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_EXE_Packed_SmartAssembly
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with SmartAssembly
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_DotNetProcHook
Create hunting rule
Author:ditekSHen
Description:Detects executables with potential process hoocking
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_TelegramChatBot
Create hunting rule
Author:ditekSHen
Description:Detects executables using Telegram Chat Bot
Rule name:MALWARE_Win_SnakeKeylogger
Create hunting rule
Author:ditekSHen
Description:Detects Snake Keylogger
Rule name:MAL_Envrial_Jan18_1
Create hunting rule
Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:MAL_Envrial_Jan18_1_RID2D8C
Create hunting rule
Author:Florian Roth
Description:Detects Encrial credential stealer malware
Reference:https://twitter.com/malwrhunterteam/status/953313514629853184
Rule name:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Telegram_Exfiltration_Via_Api
Create hunting rule
Author:lsepaolo

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/189129/

Comments