MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 395684a702c00aab157831c4a22745a500a07494272e138cb48675da4635452b. 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 5 File information Comments
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SHA256 hash: 395684a702c00aab157831c4a22745a500a07494272e138cb48675da4635452b
SHA3-384 hash: 1837f0109531246e8dd0c728653bad33cfb3a8ea5b988c1dca6f2cc43ce07b6d1d18d2e1153d41aadc1d4c4ddb9faeb4
SHA1 hash: 17d4b4c7c51abb442e38602d7c55f08d58813802
MD5 hash: a3f3ba1c1e80eb5e3a6eab827a8beaad
humanhash: dakota-yellow-summer-magnesium
File name:Halkbank_Ekstre_20220327_073712_983787.pdf.exe
Download: download sample
Signature SnakeKeylogger
Create hunting rule
File size:76'288 bytes
First seen:2022-05-11 08:41:07 UTC
Last seen:2022-05-11 08:48:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 1536:stsJq9x5h3VB7E4sf65NiJtmghrOy7BCRIRPCNfDHO4GACFLhSizXTMQAA+6JH2d:s2+3r7E4sf65NiJtmghrOy7BCRIVCNfr
Threatray 4'805 similar samples on MalwareBazaar
TLSH T15973C181F244D896E91729F39C6FDA30206B7E9E8579861D3247BA1949F3303206FE5F
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon a2a2889ca29a9e86 (9 x Formbook, 1 x SnakeKeylogger, 1 x AgentTesla)
Reporter lowmal3
Tags:exe SnakeKeylogger

Intelligence

File Origin
# of uploads :
2
# of downloads :
302
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/269639/
Detection(s):
SecuriteInfo.com.Trojan.Downloader.10124.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a file in the %AppData% subdirectories
Creating a file
Sending an HTTP GET request
Reading critical registry keys
Creating a window
Enabling autorun by creating a file
Unauthorized injection to a system process
Forced shutdown of a browser
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/627b76ee36c061db6e62ddab/reports/5c54e04b-04eb-4c46-9fc5-256a016b89ee/overview
Result
Verdict:
SUSPICIOUS
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/cbe45026-9037-4eba-b2ea-b197257de350
Result
Threat name:
Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/991703
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Creates an undocumented autostart registry key
Drops executable to a common third party application directory
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
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
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)
Writes to foreign memory regions
Yara detected Generic Downloader
Yara detected Snake Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 624199 Sample: Halkbank_Ekstre_20220327_07... Startdate: 11/05/2022 Architecture: WINDOWS Score: 100 34 Snort IDS alert for network traffic 2->34 36 Found malware configuration 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 11 other signatures 2->40 7 Halkbank_Ekstre_20220327_073712_983787.pdf.exe 15 7 2->7         started        process3 dnsIp4 28 cdn.discordapp.com 162.159.135.233, 443, 49717 CLOUDFLARENETUS United States 7->28 22 C:\Users\user\AppData\Roaming\...\cloud.exe, PE32 7->22 dropped 24 C:\Users\user\...\cloud.exe:Zone.Identifier, ASCII 7->24 dropped 26 Halkbank_Ekstre_20..._983787.pdf.exe.log, ASCII 7->26 dropped 42 Creates an undocumented autostart registry key 7->42 44 Writes to foreign memory regions 7->44 46 Drops executable to a common third party application directory 7->46 48 Injects a PE file into a foreign processes 7->48 12 MSBuild.exe 14 2 7->12         started        16 cmd.exe 1 7->16         started        file5 signatures6 process7 dnsIp8 30 checkip.dyndns.com 193.122.6.168, 49753, 80 ORACLE-BMC-31898US United States 12->30 32 checkip.dyndns.org 12->32 50 May check the online IP address of the machine 12->50 52 Tries to steal Mail credentials (via file / registry access) 12->52 54 Tries to harvest and steal ftp login credentials 12->54 56 Tries to harvest and steal browser information (history, passwords, etc) 12->56 18 conhost.exe 16->18         started        20 timeout.exe 1 16->20         started        signatures9 process10
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/395684a702c00aab157831c4a22745a500a07494272e138cb48675da4635452b/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-05-11 08:42:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
17 of 26 (65.38%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hflijjycyafkwflyghckej2fuuaka5eue4xbhdfuqz25urrviuvq._file
Verdict:
malicious
Similar samples:
05d3dee70bd9add5e2a78d31a62776124b900541961094b12d06d0dc1f0bb7e3
SnakeKeylogger
12b124801ccb6ea6ef8e4bb638e928ebc7328aaad516cbe42aad3ae76ba8ce4c
SnakeKeylogger
16c9ef9684c42255f47a495b2984e99f3227d5a13f899c9eabe89ed831a67204
SnakeKeylogger
2e0bcd0644f82dbd6f7bc920b54bf6b4a621ac938a18d35695776f44ae6bccd0
SnakeKeylogger
347fa0ad9e11712fe0628c2454141d6fec8e995acbe7fe7461e6dbf94f2838ce
SnakeKeylogger
4f7d1f1df60c29fe9eff2e75f317a316c9ddc9afe569624a466670cf396b8d61
SnakeKeylogger
e081465f75b5fc1a981ad522ad595642d28c19df648d26c2694f6d09d8035872
SnakeKeylogger
+ 4'795 additional samples on MalwareBazaar
Result
Malware family:
snakekeylogger
Create hunting rule
Score:
  10/10
Tags:
family:snakekeylogger collection keylogger stealer
Link:
https://tria.ge/reports/220511-kl1aysgbg6/
Behaviour
Delays execution with timeout.exe
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
Checks computer location settings
Snake Keylogger
Snake Keylogger Payload
Malware Config
C2 Extraction:
https://api.telegram.org/bot5253212199:AAG-02qWN77aEjxlYTZ-WAZ7WOi_I4kCde8/sendMessage?chat_id=2128925974
Unpacked files
SH256 hash:
395684a702c00aab157831c4a22745a500a07494272e138cb48675da4635452b
MD5 hash:
a3f3ba1c1e80eb5e3a6eab827a8beaad
SHA1 hash:
17d4b4c7c51abb442e38602d7c55f08d58813802
Link:
https://www.unpac.me/results/160061f1-245a-4532-90f2-4f2486464c40/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/395684a702c00aab157831c4a22745a500a07494272e138cb48675da4635452b

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_EXE_DiscordURL
Create hunting rule
Author:ditekSHen
Description:Detects executables Discord URL observed in first stage droppers
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:SUSP_Discord_Attachments_URL
Create hunting rule
Author:SECUINFRA Falcon Team
Description:Detects a PE file that contains an Discord Attachments URL. This is often used by Malware to download further payloads
Rule name:SUSP_PE_Discord_Attachment_Oct21_1
Create hunting rule
Author:Florian Roth
Description:Detects suspicious executable with reference to a Discord attachment (often used for malware hosting on a legitimate FQDN)
Reference:Internal Research

File information

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

Malspam

SnakeKeylogger

Executable exe 395684a702c00aab157831c4a22745a500a07494272e138cb48675da4635452b

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/269639/

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