MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4cf2a5eba5104f17dcadf06a03a269157bfe9bb726c4bf0291519f47c2736f2. 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


AgentTesla


Vendor detections: 15


Intelligence 15 IOCs YARA 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f4cf2a5eba5104f17dcadf06a03a269157bfe9bb726c4bf0291519f47c2736f2
SHA3-384 hash: d06226c57dce9d70018b218709317aa6724fb45ac6862005f818e951dae335b50407886575243d8bd0c8d7fc01e8d152
SHA1 hash: 2efcca5f28ccb1926ac128e5197839f13af01983
MD5 hash: cb407edd867bb298d86ad82c2b4e7032
humanhash: fruit-fifteen-carbon-foxtrot
File name:africpiou.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:338'944 bytes
First seen:2023-12-05 09:52:27 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 6144:fGS74D4ji0736hkiSMCbGc1mqF32UiYRcENIysJGlq2a+gC0Noe+ek:eS0j0736ufEcsmL1cE25JGlq2aDrW
TLSH T11E741240BF89DA8BC28A427845BFEE42173E01E75452F4BB5DC02ADE9DDAB441E11F17
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon c89c98acacacbcac (31 x Loki, 23 x AgentTesla, 22 x AveMariaRAT)
Reporter cocaman
Tags:AgentTesla exe SWIFT

Intelligence

File Origin
# of uploads :
1
# of downloads :
340
Origin country :
CH CH
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/462602/
Detection(s):
Win.Dropper.Smdd-6956905-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a window
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Reading critical registry keys
Сreating synchronization primitives
DNS request
Stealing user critical data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/656ef304da3178d99cd8390b/reports/5ab48ea0-119c-4d6f-82e6-95b1b2544c59/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/f4cf2a5eba5104f17dcadf06a03a269157bfe9bb726c4bf0291519f47c2736f2
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:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b06daf5b-bc4b-4b8d-9988-1324dc290994
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1353857
Signature
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses the Telegram API (likely for C&C communication)
Yara detected AgentTesla
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/f4cf2a5eba5104f17dcadf06a03a269157bfe9bb726c4bf0291519f47c2736f2
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f4cf2a5eba5104f17dcadf06a03a269157bfe9bb726c4bf0291519f47c2736f2/
Threat name:
Win32.Trojan.GenSteal
Create hunting rule
Status:
Malicious
First seen:
2023-12-05 05:37:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
23 of 37 (62.16%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=6thsuxv2kecpc7ok34dkaorgsfl372n3ojwex4bjcum7i7bhg3za._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231205-lwl2raaf84/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Malware Config
C2 Extraction:
https://api.telegram.org/bot6669461375:AAGwrSGDuGS4lzGe3ziI4ubZc9TzQ8r1m8o/
Unpacked files
SH256 hash:
0bc904bdb0bb54ee64913f5dc6d245922c1044d0c2cd575b2c382a116b5e3f27
MD5 hash:
9ad6e55fb45ad128ed7c005d79ce81b4
SHA1 hash:
35605f2a507ada400cfc4b837c9e47999a14b555
Detections:
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/ccb5920e-91d3-4a11-a2df-6a061ba6f09f/
Parent samples :
f4cf2a5eba5104f17dcadf06a03a269157bfe9bb726c4bf0291519f47c2736f2
897f63b1e9aa84952f2412533fece39161f4fb4ee3077ee5d430ffc13a4383c7
c81410938b3279f11111fdb6a5be66bf5a52a2e902ad47aa6106ce32fa893acd
854e65403562a8cb2b190adeb04af36231880e66c3f283176f5b338a807db721
86a618fcaba9df35ca00ddea1978760b2f92e5b4a9c2ab749d79464e4c03dc2b
SH256 hash:
f4cf2a5eba5104f17dcadf06a03a269157bfe9bb726c4bf0291519f47c2736f2
MD5 hash:
cb407edd867bb298d86ad82c2b4e7032
SHA1 hash:
2efcca5f28ccb1926ac128e5197839f13af01983
Link:
https://www.unpac.me/results/ccb5920e-91d3-4a11-a2df-6a061ba6f09f/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f4cf2a5eba51/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/f4cf2a5eba5104f17dcadf06a03a269157bfe9bb726c4bf0291519f47c2736f2

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:AgentTeslaV3
Create hunting rule
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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

AgentTesla

rar e3454816d7a23aab781044785d330777544db4d50e195c362d39499391c66e97

AgentTesla

Executable exe f4cf2a5eba5104f17dcadf06a03a269157bfe9bb726c4bf0291519f47c2736f2

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 e3454816d7a23aab781044785d330777544db4d50e195c362d39499391c66e97
Cape
Cape
https://www.capesandbox.com/analysis/462602/
  
Dropped by
MD5 9a3a2119c971123d806210e59699a7bd

Comments