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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f731c4e77c2f98dc59b327c57460f954aa7185f09503465447e45a714d8b073. 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


VIPKeylogger


Vendor detections: 14


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

SHA256 hash: 2f731c4e77c2f98dc59b327c57460f954aa7185f09503465447e45a714d8b073
SHA3-384 hash: 8ac8a64a697c9fee51fdb60fe6bfae0feab53f5a66dbc36f1b8ae05120ceafa8daa59aca0dae4c9e2aa9f3046c1ebb6b
SHA1 hash: bee173fa31dfe1e60c5b7e0df040adbed9745f6f
MD5 hash: 842368378490d8d4d8ac11d5dd5b3c73
humanhash: south-nine-ohio-sweet
File name:251F0003110-00637F.exe
Download: download sample
Signature VIPKeylogger
Create hunting rule
File size:479'368 bytes
First seen:2025-11-28 07:56:10 UTC
Last seen:2025-12-08 15:58:13 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 1f23f452093b5c1ff091a2f9fb4fa3e9 (303 x GuLoader, 47 x AgentTesla, 47 x RemcosRAT)
ssdeep 12288:rBF3lXO/8L/3UPtMF94T4c9K043jNVCMb:rBF3FNr0n3KbfD
TLSH T185A4E103FB05D81FC567363A58D1674A36ACDD049B1B260733687FA8E436E969EC93C8
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10522/11/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
dhash icon 70e0e8f8a2aacc71 (11 x VIPKeylogger, 3 x GuLoader, 1 x RemcosRAT)
Reporter lowmal3
Tags:exe signed VIPKeylogger

Code Signing Certificate

Organisation:Sengetrjerne
Issuer:Sengetrjerne
Algorithm:sha256WithRSAEncryption
Valid from:2025-10-06T04:59:18Z
Valid to:2026-10-06T04:59:18Z
Serial number: 4ca08449eb6586a8f0df4138997f3a095b13e85f
Thumbprint Algorithm:SHA256
Thumbprint: dd2ef266b0d57c10a56442ac9f17fa268fa5e849490bf44dd4175ca59c6b4747
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
2
# of downloads :
142
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
_2f731c4e77c2f98dc59b327c57460f954aa7185f09503465447e45a714d8b073.exe
Verdict:
Malicious activity
Analysis date:
2025-11-28 07:58:19 UTC
Tags:
snake keylogger evasion telegram stealer
Link:
https://app.any.run/tasks/9ee807ea-f9b0-4f1d-9178-db057dedaa69

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/41702/
Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=692955a36657e3433281bed5
Tags:
injection injector virus nsis
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Searching for the window
Sending a custom TCP request
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug blackhole installer installer installer-heuristic microsoft_visual_cc nsis overlay signed
Link:
https://www.filescan.io/uploads/6929559fefb2056353583e37/reports/8f1d3c17-f64d-4216-b6ed-0bb22960c5b2/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/2f731c4e77c2f98dc59b327c57460f954aa7185f09503465447e45a714d8b073
Verdict:
Malicious
File Type:
exe x32
First seen:
2025-11-27T08:28:00Z UTC
Last seen:
2025-11-30T05:10:00Z UTC
Hits:
~1000
Detections:
Trojan-PSW.SnakeLogger.HTTP.C&C PDM:Trojan.Win32.Generic HEUR:Trojan-Dropper.Win32.Agent.gen
Link:
https://opentip.kaspersky.com/2f731c4e77c2f98dc59b327c57460f954aa7185f09503465447e45a714d8b073/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/e07d8015-db00-4763-bfc5-d78e17662220
Result
Threat name:
GuLoader, Snake Keylogger
Create hunting rule
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1822033
Signature
AI detected suspicious PE digital signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Found malware configuration
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to detect the country of the analysis system (by using the IP)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
Uses the Telegram API (likely for C&C communication)
Yara detected GuLoader
Yara detected Snake Keylogger
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1822033 Sample: 251F0003110-00637F.exe Startdate: 28/11/2025 Architecture: WINDOWS Score: 100 28 reallyfreegeoip.org 2->28 30 api.telegram.org 2->30 32 4 other IPs or domains 2->32 40 Suricata IDS alerts for network traffic 2->40 42 Found malware configuration 2->42 44 Antivirus detection for URL or domain 2->44 50 7 other signatures 2->50 8 251F0003110-00637F.exe 3 46 2->8         started        signatures3 46 Tries to detect the country of the analysis system (by using the IP) 28->46 48 Uses the Telegram API (likely for C&C communication) 30->48 process4 file5 20 C:\Users\user\AppData\...20edstammes199.opn, data 8->20 dropped 22 C:\Users\user\AppData\Local\...\nspB218.tmp, data 8->22 dropped 24 C:\Users\user\AppData\Local\...\squatwise.alo, COM 8->24 dropped 26 C:\Users\user\AppData\Local\...\System.dll, PE32 8->26 dropped 52 Tries to detect virtualization through RDTSC time measurements 8->52 54 Unusual module load detection (module proxying) 8->54 56 Switches to a custom stack to bypass stack traces 8->56 12 251F0003110-00637F.exe 15 8 8->12         started        16 251F0003110-00637F.exe 8->16         started        signatures6 process7 dnsIp8 34 api.telegram.org 149.154.167.220, 443, 49773 TELEGRAMRU United Kingdom 12->34 36 checkip.dyndns.com 193.122.130.0, 49771, 80 ORACLE-BMC-31898US United States 12->36 38 3 other IPs or domains 12->38 58 Tries to steal Mail credentials (via file / registry access) 12->58 60 Tries to harvest and steal browser information (history, passwords, etc) 12->60 18 251F0003110-00637F.exe 12->18         started        signatures9 process10
Score:
57%
Verdict:
Susipicious
File Type:
PE
Link:
https://malprob.io/report/2f731c4e77c2f98dc59b327c57460f954aa7185f09503465447e45a714d8b073
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable NSIS Installer PE (Portable Executable) PE File Layout Win 32 Exe x86
Link:
https://app.malva.re/file/842368378490d8d4d8ac11d5dd5b3c73
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2f731c4e77c2f98dc59b327c57460f954aa7185f09503465447e45a714d8b073/
Verdict:
Malicious
Threat:
Family.SNAKE
Link:
https://tip.neiki.dev/file/2f731c4e77c2f98dc59b327c57460f954aa7185f09503465447e45a714d8b073
Threat name:
Win32.Trojan.GuLoader
Create hunting rule
Status:
Malicious
First seen:
2025-11-27 12:03:40 UTC
File Type:
PE (Exe)
Extracted files:
18
AV detection:
21 of 37 (56.76%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f5zryttxyl4y3rm3gj6forqpsvfkogc7bfidizkepzc2ofgywbzq._file
Result
Malware family:
vipkeylogger
Create hunting rule
Score:
  10/10
Tags:
family:guloader family:vipkeylogger collection discovery downloader keylogger spyware stealer
Link:
https://tria.ge/reports/251128-jsszsaymfv/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Browser Information Discovery
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Drops file in Windows directory
Drops file in System32 directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses Microsoft Outlook profiles
Legitimate hosting services abused for malware hosting/C2
Looks up external IP address via web service
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Guloader family
Guloader,Cloudeye
VIPKeylogger
Vipkeylogger family
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/baab79f3-3b9b-4d12-9516-4903dd3360c5
Unpacked files
SH256 hash:
2f731c4e77c2f98dc59b327c57460f954aa7185f09503465447e45a714d8b073
MD5 hash:
842368378490d8d4d8ac11d5dd5b3c73
SHA1 hash:
bee173fa31dfe1e60c5b7e0df040adbed9745f6f
Link:
https://www.unpac.me/results/33d8456a-a064-49f3-8355-5c5cbad34843/
SH256 hash:
a632d74332b3f08f834c732a103dafeb09a540823a2217ca7f49159755e8f1d7
MD5 hash:
75ed96254fbf894e42058062b4b4f0d1
SHA1 hash:
996503f1383b49021eb3427bc28d13b5bbd11977
Link:
https://www.unpac.me/results/33d8456a-a064-49f3-8355-5c5cbad34843/
Malware family:
GuLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2f731c4e77c2/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/2f731c4e77c2f98dc59b327c57460f954aa7185f09503465447e45a714d8b073

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:Detect_NSIS_Nullsoft_Installer
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects NSIS installers by .ndata section + NSIS header string
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits

File information

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

Malspam

VIPKeylogger

Executable exe 2f731c4e77c2f98dc59b327c57460f954aa7185f09503465447e45a714d8b073

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/41702/

Comments