MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fb9c41960ea195480341cfdf13deee325e5c563064f21acf1c89e488ee4ea841. 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 1 File information Comments

SHA256 hash: fb9c41960ea195480341cfdf13deee325e5c563064f21acf1c89e488ee4ea841
SHA3-384 hash: 2c61199b0c1ed25a71f4bd08fb71f40eaaeca31291a596b884c1bd89f05f80c2c99f9d6ebbeb08e69380edd28c79005e
SHA1 hash: ead474c554c1b7ccabc5a959c2bf999e2ff507e6
MD5 hash: 06f7ea93f9795f468bb5d6061046d744
humanhash: seven-fifteen-coffee-pizza
File name:Dryswpzby.exe
Download: download sample
Signature SnakeKeylogger
File size:464'384 bytes
First seen:2023-08-25 11:11:37 UTC
Last seen:2023-08-25 11:47:19 UTC
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 12288:trREZVELIFokfm5NSHswPPx9ikS76859RAd8:9REZVELIFo0HswPPx91S
Threatray 5'719 similar samples on MalwareBazaar
TLSH T111A4B603BA4B85E5D2881B36CF8B1C0053ACDAB137A7D71E798E33961A437ABED45507
TrID 44.4% (.EXE) Win64 Executable (generic) (10523/12/4)
21.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.ICL) Windows Icons Library (generic) (2059/9)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
File icon (PE):PE icon
dhash icon 00000c353034d4c0 (20 x SnakeKeylogger, 3 x Formbook, 3 x RemcosRAT)
Reporter abuse_ch
Tags:exe SnakeKeylogger

Intelligence


File Origin
# of uploads :
2
# of downloads :
283
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Dryswpzby.exe
Verdict:
Malicious activity
Analysis date:
2023-08-25 11:19:38 UTC
Tags:
evasion snake

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

Behaviour
Creating a window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Creating a file in the %AppData% directory
Launching a process
Creating a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control lolbin replace
Verdict:
Malicious
Labled as:
MSIL/TrojanDownloader.Agent_AGen
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:
Snake Keylogger
Verdict:
Malicious
Result
Threat name:
Snake Keylogger
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Found malware configuration
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
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 steal Mail credentials (via file / registry access)
Uses the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected Costura Assembly Loader
Yara detected Generic Downloader
Yara detected MSILDownloaderGeneric
Yara detected Snake Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1297316 Sample: Dryswpzby.exe Startdate: 25/08/2023 Architecture: WINDOWS Score: 100 26 checkip.dyndns.org 2->26 28 checkip.dyndns.com 2->28 30 2 other IPs or domains 2->30 42 Found malware configuration 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 Multi AV Scanner detection for submitted file 2->46 48 8 other signatures 2->48 7 mmmmm.exe 14 5 2->7         started        10 Dryswpzby.exe 15 5 2->10         started        14 mmmmm.exe 4 2->14         started        signatures3 process4 dnsIp5 50 Multi AV Scanner detection for dropped file 7->50 52 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 7->52 54 Writes to foreign memory regions 7->54 16 MSBuild.exe 7->16         started        36 cdn.discordapp.com 162.159.130.233, 443, 49700, 49707 CLOUDFLARENETUS United States 10->36 24 C:\Users\user\AppData\Roaming\mmmmm.exe, PE32+ 10->24 dropped 56 Modifies the context of a thread in another process (thread injection) 10->56 58 Injects a PE file into a foreign processes 10->58 19 MSBuild.exe 14 2 10->19         started        22 MSBuild.exe 14->22         started        file6 signatures7 process8 dnsIp9 32 api.telegram.org 149.154.167.220, 443, 49706, 49713 TELEGRAMRU United Kingdom 19->32 34 checkip.dyndns.com 193.122.130.0, 49705, 49710, 49711 ORACLE-BMC-31898US United States 19->34 38 Tries to steal Mail credentials (via file / registry access) 22->38 40 Tries to harvest and steal browser information (history, passwords, etc) 22->40 signatures10
Threat name:
Win64.Trojan.Generic
Status:
Malicious
First seen:
2023-08-25 07:36:24 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
7
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Result
Malware family:
snakekeylogger
Score:
  10/10
Tags:
family:snakekeylogger keylogger persistence stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Adds Run key to start application
Looks up external IP address via web service
Snake Keylogger
Snake Keylogger payload
Malware Config
C2 Extraction:
https://api.telegram.org/bot6194052452:AAHZjDfFsfb4YU3bdevYQhe1OItrOM3z5oM/sendMessage?chat_id=6373691592
Unpacked files
SH256 hash:
fb9c41960ea195480341cfdf13deee325e5c563064f21acf1c89e488ee4ea841
MD5 hash:
06f7ea93f9795f468bb5d6061046d744
SHA1 hash:
ead474c554c1b7ccabc5a959c2bf999e2ff507e6
Malware family:
SnakeKeylogger
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:NET
Author:malware-lu

File information


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

Malspam

SnakeKeylogger

Executable exe fb9c41960ea195480341cfdf13deee325e5c563064f21acf1c89e488ee4ea841

(this sample)

  
Delivery method
Distributed via e-mail attachment

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