MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 43b7d703f9ea0049dbdf0754eabc0cfdbe9e8e7e21fd423a5a800ea957d624b3. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 43b7d703f9ea0049dbdf0754eabc0cfdbe9e8e7e21fd423a5a800ea957d624b3
SHA3-384 hash: 4e8a5ca71ff30d426f6012e2d2bd6bc06553a2a5c45c8fb737bd0a462d9b709c067c19bded1f856d540a2f56cf7186c7
SHA1 hash: 5ebbe33c6381ed5f23fab03b5b1bba0456c2af2e
MD5 hash: d490c17df0e0dfbcfd13c7a0dec8bd68
humanhash: lion-virginia-lactose-johnny
File name:FACTURA.exe
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:910'336 bytes
First seen:2022-11-21 11:50:01 UTC
Last seen:2022-11-21 16:26:58 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:lQfKN8WBJwIZUw3V2AY0j1QcOUR83yT+L74mBfNUstzo:lQfKzDpVwe23
Threatray 8'365 similar samples on MalwareBazaar
TLSH T1ED156B0F2B7FDEF0EA285CFB221457039C3659D9BE8ACA7843946BC660F161C6B74464
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter lowmal3
Tags:exe SnakeKeylogger

Intelligence

File Origin
# of uploads :
5
# of downloads :
282
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
FACTURA.uue
Verdict:
Malicious activity
Analysis date:
2022-11-21 10:39:30 UTC
Tags:
evasion trojan snake
Link:
https://app.any.run/tasks/2035cf1c-6438-4fb9-9b1c-4c5397d353b5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/336740/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.389-2.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/637b65ece64742f53c1070b4/reports/61e32b15-3cab-4078-a9db-6cfa6c49fee0/overview
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/77d5943a-fc18-40f4-9fd5-a5e7ae2c42b0
Result
Threat name:
Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1118063
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Adds a directory exclusion to Windows Defender
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
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic
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 Generic Downloader
Yara detected Snake Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 750775 Sample: FACTURA.exe Startdate: 21/11/2022 Architecture: WINDOWS Score: 100 53 Snort IDS alert for network traffic 2->53 55 Malicious sample detected (through community Yara rule) 2->55 57 Sigma detected: Scheduled temp file as task from temp location 2->57 59 9 other signatures 2->59 7 FACTURA.exe 7 2->7         started        11 rvSirCLY.exe 5 2->11         started        process3 file4 37 C:\Users\user\AppData\Roaming\rvSirCLY.exe, PE32 7->37 dropped 39 C:\Users\...\rvSirCLY.exe:Zone.Identifier, ASCII 7->39 dropped 41 C:\Users\user\AppData\Local\...\tmp3671.tmp, XML 7->41 dropped 43 C:\Users\user\AppData\...\FACTURA.exe.log, ASCII 7->43 dropped 61 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->61 63 May check the online IP address of the machine 7->63 65 Uses schtasks.exe or at.exe to add and modify task schedules 7->65 67 Adds a directory exclusion to Windows Defender 7->67 13 FACTURA.exe 15 2 7->13         started        17 powershell.exe 21 7->17         started        19 powershell.exe 17 7->19         started        27 2 other processes 7->27 69 Multi AV Scanner detection for dropped file 11->69 71 Machine Learning detection for dropped file 11->71 73 Injects a PE file into a foreign processes 11->73 21 rvSirCLY.exe 11->21         started        23 schtasks.exe 11->23         started        25 rvSirCLY.exe 11->25         started        signatures5 process6 dnsIp7 45 checkip.dyndns.com 132.226.247.73, 49711, 80 UTMEMUS United States 13->45 47 checkip.dyndns.org 13->47 29 conhost.exe 17->29         started        31 conhost.exe 19->31         started        49 132.226.8.169, 49716, 80 UTMEMUS United States 21->49 51 checkip.dyndns.org 21->51 75 Tries to steal Mail credentials (via file / registry access) 21->75 77 Tries to harvest and steal ftp login credentials 21->77 79 Tries to harvest and steal browser information (history, passwords, etc) 21->79 33 conhost.exe 23->33         started        35 conhost.exe 27->35         started        signatures8 process9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/43b7d703f9ea0049dbdf0754eabc0cfdbe9e8e7e21fd423a5a800ea957d624b3/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2022-11-21 09:58:16 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
29 of 41 (70.73%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=io35oa7z5iaetw67a5kovpam7w7j5dt6eh6ueos2qahksv6weszq._file
Verdict:
malicious
Similar samples:
2f6e6357881973427aa992355125e2a7be58586613136a7fa4a84a49dd28dc93
SnakeKeylogger
4640e238a1ebec4c1eb753c7c81e682a4b2d231322a9583797a512d7261b2d89
SnakeKeylogger
4de319cf407f802ea199b9904863a7c0da9071e5024470e069d7ebddc065a8dc
SnakeKeylogger
7f97d04098391576cb56d494a5e59eae649155a4ba10cf490a8d30fa24d3eb93
SnakeKeylogger
861dfc40f7981f485a7caba7358401ebb7a622be550dc79f7a7292f5654a83eb
SnakeKeylogger
a29c78e6f4be0fbbfa1a48a6d9bd0172f104861e2659b46872a2eecdafa58003
SnakeKeylogger
a888f1a58c8c2ab3a2ae32743d0362fe01f145e76b4196c21b9c2bafc978e7fb
SnakeKeylogger
cd004920d1ca92cbfa11e014394a37dac188f65a0c6baf476601d462999126fa
SnakeKeylogger
+ 8'355 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/221121-nzllhacg2x/
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
Maps connected drives based on registry
Checks BIOS information in registry
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
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
Snake Keylogger
Snake Keylogger payload
Malware Config
C2 Extraction:
https://api.telegram.org/bot5402813712:AAG__8vfwqo_1K9XHIpxzTR9T7UW4raysO4/sendMessage?chat_id=5034680713
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/438328f9-e92c-4051-a99f-9c82dd1d1cb3
Unpacked files
SH256 hash:
00e235f40a9e794b9d6cb9fb9244e321a4e632951bdb809044b0e2af07b98d35
MD5 hash:
48c6f000da9a80f92b48ef6099fa8a37
SHA1 hash:
9b43df5e56005d1ee03f16ff02f26e76272aca7c
Link:
https://www.unpac.me/results/2cf9fb9e-f3aa-4b82-92a3-c88fdf65b418/
SH256 hash:
bc46432b425f56a965875a3962626d2c9852706ad0f16b05f1b46401c670c6be
MD5 hash:
5d53982987daf370bf7589e36edae4b9
SHA1 hash:
6827896bdcf3c467e2615f408bb4cc89d0187d87
Link:
https://www.unpac.me/results/2cf9fb9e-f3aa-4b82-92a3-c88fdf65b418/
SH256 hash:
58170b006517ff3f6735b0fa981ebd5448af79c7efd5309aefdc1a4856cbc9e6
MD5 hash:
8233c1f67edeea6b2ca0dd66102aea87
SHA1 hash:
5c21f00eae22789e3f960628f99a966a7b7a0298
Link:
https://www.unpac.me/results/2cf9fb9e-f3aa-4b82-92a3-c88fdf65b418/
SH256 hash:
cfc16a2dbb933b1b85807d48966e9301b9fc34f4c44e7357713ca88b54bf4ab4
MD5 hash:
aabd0bdc81026ade6c57383f21d5c227
SHA1 hash:
4b26936bb8c03be6d7963184215a5ab594ecb765
Link:
https://www.unpac.me/results/2cf9fb9e-f3aa-4b82-92a3-c88fdf65b418/
SH256 hash:
743bdfd90c1176f75859f903ddfe9f13a9ca07f2220a91b798095b182e174cb6
MD5 hash:
0f534e8b493c586dcbd891d1c1e941e4
SHA1 hash:
4204b40d0699d4795ea1a00b1248db20c46c5696
Detections:
snake_keylogger
Create hunting rule
Link:
https://www.unpac.me/results/2cf9fb9e-f3aa-4b82-92a3-c88fdf65b418/
Parent samples :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 hash:
43b7d703f9ea0049dbdf0754eabc0cfdbe9e8e7e21fd423a5a800ea957d624b3
MD5 hash:
d490c17df0e0dfbcfd13c7a0dec8bd68
SHA1 hash:
5ebbe33c6381ed5f23fab03b5b1bba0456c2af2e
Link:
https://www.unpac.me/results/2cf9fb9e-f3aa-4b82-92a3-c88fdf65b418/
Malware family:
SnakeKeylogger
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/43b7d703f9ea/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/43b7d703f9ea0049dbdf0754eabc0cfdbe9e8e7e21fd423a5a800ea957d624b3

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 43b7d703f9ea0049dbdf0754eabc0cfdbe9e8e7e21fd423a5a800ea957d624b3

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/336740/

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