MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4cdfbc0259b80794682eebd88a74ba924b3ba527ed71badbc39b54483a07e20. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f4cdfbc0259b80794682eebd88a74ba924b3ba527ed71badbc39b54483a07e20
SHA3-384 hash: 6082160edb9c98bc2b085a4c84953ea3a14aa3319391088b9a6fd50cec53d0de3313565a383ea51e338fc028654dfd15
SHA1 hash: bab384177d1efc3a77841e06b58ac53bcc5dda74
MD5 hash: a2cb06099d5f31f15d21d09ae9ba9e43
humanhash: finch-harry-hydrogen-arkansas
File name:Invoice.exe
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:773'632 bytes
First seen:2022-04-05 17:47:49 UTC
Last seen:2022-04-05 18:38:43 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:lAHh5YkACy0o8jgN+u7wRERBdfPiO9rAwIrgXOURjM5V9lQq+:aHh5FyH+u79dfXwWe5V9l7
Threatray 174 similar samples on MalwareBazaar
TLSH T101F49D1DFABECA12E2680B77C4C5580443B2A941D556DB5FFAC126A609933FB8C8734F
File icon (PE):PE icon
dhash icon 4af1f0e0e0f0d0b2 (18 x SnakeKeylogger, 13 x AgentTesla, 9 x Formbook)
Reporter abuse_ch
Tags:exe SnakeKeylogger

Intelligence

File Origin
# of uploads :
2
# of downloads :
241
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/261030/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.39437920.603.30851.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Creating a file
DNS request
Enabling the 'hidden' option for analyzed file
Moving of the original file
Enabling autorun by creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe greyware obfuscated packed remote.exe replace.exe
Link:
https://www.filescan.io/uploads/624c80da40ce5db9f4112bdc/reports/bd79780c-d362-4bcb-8c66-01750a3f7006/overview
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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b5deb3ea-9bc1-460c-b0bd-bbc9683bf703
Result
Threat name:
Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/971160
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Disables the Windows registry editor (regedit)
Disables the Windows task manager (taskmgr)
Disables Windows system restore
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
Moves itself to temp directory
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Suspicious Add Scheduled 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:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 603642 Sample: Invoice.exe Startdate: 05/04/2022 Architecture: WINDOWS Score: 100 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Multi AV Scanner detection for dropped file 2->47 49 10 other signatures 2->49 8 Invoice.exe 7 2->8         started        process3 file4 29 C:\Users\user\AppData\Roaming\SwFdTsxEC.exe, PE32 8->29 dropped 31 C:\Users\...\SwFdTsxEC.exe:Zone.Identifier, ASCII 8->31 dropped 33 C:\Users\user\AppData\Local\...\tmp8126.tmp, XML 8->33 dropped 35 C:\Users\user\AppData\...\Invoice.exe.log, ASCII 8->35 dropped 53 May check the online IP address of the machine 8->53 55 Uses schtasks.exe or at.exe to add and modify task schedules 8->55 57 Adds a directory exclusion to Windows Defender 8->57 12 Invoice.exe 18 2 8->12         started        16 powershell.exe 25 8->16         started        18 schtasks.exe 1 8->18         started        signatures5 process6 dnsIp7 37 checkip.dyndns.org 12->37 39 checkip.dyndns.com 158.101.44.242, 49759, 80 ORACLE-BMC-31898US United States 12->39 41 2 other IPs or domains 12->41 59 Moves itself to temp directory 12->59 61 Tries to steal Mail credentials (via file / registry access) 12->61 63 Tries to harvest and steal ftp login credentials 12->63 65 3 other signatures 12->65 20 reg.exe 1 1 12->20         started        23 conhost.exe 16->23         started        25 conhost.exe 18->25         started        signatures8 process9 signatures10 51 Disables the Windows registry editor (regedit) 20->51 27 conhost.exe 20->27         started        process11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f4cdfbc0259b80794682eebd88a74ba924b3ba527ed71badbc39b54483a07e20/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-04-05 17:48:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
18 of 26 (69.23%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6tg7xqbftoahsruc526yrj2lveslhossp3lrxln4hg2uja5apyqa._file
Verdict:
malicious
Similar samples:
07b62712125dbe4258aecc71e02c8c88d082693012d950a4a1aeee7f530a1f8d
SnakeKeylogger
29d229364fba473618f02b479444c4c4aab4ebd14b4e7be84209ebb3a02845c1
SnakeKeylogger
3286d64c50b238dd1a3df878094bd8a0b09c90b4bba738b46340af69d2d33862
SnakeKeylogger
334532817a3d2ab7c3043fe908ca9040c4f4fc82ac7cb640f3e64befa0773d3b
SnakeKeylogger
3db9661eeb5809b3b29e7669a90396cd2e9376ac93818549bab368da6f6a34af
SnakeKeylogger
4b86054c57e45a47189247c688426bfab297141fc577d340c00ab50bcbd19ae7
SnakeKeylogger
4cc8abe79f5dc700ece44957eec4fa21b367956ff2db74bffb35b38d41dc8f0a
SnakeKeylogger
d1b4cb0f9a8535bd5feda53dda680050cf413c436148f147e3414c4116e1ab95
SnakeKeylogger
f2e8687ca1d81214f95870cd0489555ded52f081abf1ecd5ee5f3385c17e917f
SnakeKeylogger
+ 164 additional samples on MalwareBazaar
Result
Malware family:
snakekeylogger
Create hunting rule
Score:
  10/10
Tags:
family:snakekeylogger collection evasion keylogger spyware stealer
Link:
https://tria.ge/reports/220405-wdf3wsebgq/
Behaviour
Creates scheduled task(s)
Modifies registry key
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Program crash
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
Disables RegEdit via registry modification
Disables Task Manager via registry modification
Snake Keylogger
Snake Keylogger Payload
Malware Config
C2 Extraction:
https://api.telegram.org/bot5256606453:AAHfx8QrRODLdPbv8UwEufviQZo4c5kfjug/sendMessage?chat_id=1482312326
Unpacked files
SH256 hash:
f4cdfbc0259b80794682eebd88a74ba924b3ba527ed71badbc39b54483a07e20
MD5 hash:
a2cb06099d5f31f15d21d09ae9ba9e43
SHA1 hash:
bab384177d1efc3a77841e06b58ac53bcc5dda74
Link:
https://www.unpac.me/results/bc9133ef-8fcd-4a56-ba92-32f64535afba/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/f4cdfbc0259b/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.38
Link:
https://yomi.yoroi.company/submissions/f4cdfbc0259b80794682eebd88a74ba924b3ba527ed71badbc39b54483a07e20

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
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
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 f4cdfbc0259b80794682eebd88a74ba924b3ba527ed71badbc39b54483a07e20

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/261030/

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