MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 641d142d2c9179a273816979372c591b714a206547f80ca61d8a762b00ac9bfb. 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: 17


Intelligence 17 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 641d142d2c9179a273816979372c591b714a206547f80ca61d8a762b00ac9bfb
SHA3-384 hash: 4e949a532955cfd8aa5b47d952529c69ac13b2d54adaba1e2c4fa0775438281001f37834fc02cdc786532f5e7778604c
SHA1 hash: 9cd9863b643c8af5ee1ba2da2db604d494bce40f
MD5 hash: f617d090d5f0ca80a0accb2820a54e4a
humanhash: chicken-robin-johnny-apart
File name:Requirement.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:602'624 bytes
First seen:2023-11-01 07:40:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:t5Osoa7w1uwb+IhQvbwm8bUI1MKee80ADze0SwUDifw2i6wox6Z+dipEvy4jf:tg31uljYIIi9Qb72Rwox0Eii64jf
Threatray 979 similar samples on MalwareBazaar
TLSH T1EFD4234623E88311E97DA3F6A5B0BE20A3B092116459D3589ECFB1C37FB1F9409B9D13
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 cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
328
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Requirement.exe
Verdict:
Malicious activity
Analysis date:
2023-11-01 10:50:12 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/09bf7166-f764-4794-910b-7b8792628468

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/457559/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.2504.10035.17898.UNOFFICIAL
Create hunting rule

Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
DNS request
Stealing user critical data
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6542011c0ca0b01851722612/reports/8ff082fe-9207-4f6a-b275-fc044540d563/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/641d142d2c9179a273816979372c591b714a206547f80ca61d8a762b00ac9bfb
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/9bca5a6b-d297-4ce4-b618-b77c9c040fa2
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1335325
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Adds a directory exclusion to Windows Defender
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Scheduled temp file as task from temp location
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 schtasks.exe or at.exe to add and modify task schedules
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1335325 Sample: Requirement.exe Startdate: 01/11/2023 Architecture: WINDOWS Score: 100 36 mail.gimpex-imerys.com 2->36 38 gimpex-imerys.com 2->38 42 Snort IDS alert for network traffic 2->42 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 9 other signatures 2->48 8 Requirement.exe 7 2->8         started        12 dtFzDldTpfq.exe 5 2->12         started        signatures3 process4 file5 32 C:\Users\user\AppData\...\dtFzDldTpfq.exe, PE32 8->32 dropped 34 C:\Users\user\AppData\Local\...\tmp554B.tmp, XML 8->34 dropped 50 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 8->50 52 Uses schtasks.exe or at.exe to add and modify task schedules 8->52 54 Adds a directory exclusion to Windows Defender 8->54 14 Requirement.exe 2 8->14         started        18 powershell.exe 23 8->18         started        20 schtasks.exe 1 8->20         started        56 Multi AV Scanner detection for dropped file 12->56 58 Machine Learning detection for dropped file 12->58 60 Injects a PE file into a foreign processes 12->60 22 dtFzDldTpfq.exe 2 12->22         started        24 schtasks.exe 1 12->24         started        signatures6 process7 dnsIp8 40 gimpex-imerys.com 5.100.152.24, 49742, 49743, 587 PUBLIC-DOMAIN-REGISTRYUS United Kingdom 14->40 26 conhost.exe 18->26         started        28 conhost.exe 20->28         started        62 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 22->62 64 Tries to steal Mail credentials (via file / registry access) 22->64 66 Tries to harvest and steal browser information (history, passwords, etc) 22->66 30 conhost.exe 24->30         started        signatures9 process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/641d142d2c9179a273816979372c591b714a206547f80ca61d8a762b00ac9bfb
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/641d142d2c9179a273816979372c591b714a206547f80ca61d8a762b00ac9bfb/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-10-31 14:50:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
24 of 37 (64.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=mqoriljmsf42e44bnf4tolczdnyuuidfi74azjq5rj3cwafmtp5q._file
Verdict:
malicious
Similar samples:
17611abf986bbc0bcee43bc5ba5d7fb3a6c8af3b09343016e8dc4a149884b92a
AgentTesla
5f2d8658d5995ef397df2b732213bc26b55bfb95e9d02a83a339d6590c4ef089
AgentTesla
85d0e15fe8e747d9e299c7a0ffa20c51f563a9c74561d9198c8293f0a6497841
AgentTesla
f299cc9f1e3a4373848789d9ff432f8a7af8f7a6817c9a8028b7d626a9feffde
AgentTesla
ff0d997a73b68ea46fa1c889bb7bfb87196f323bb7e72ab4273d47386cec7412
AgentTesla
+ 969 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231101-jh4njacd8t/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
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
AgentTesla
Unpacked files
SH256 hash:
d01f3dea3851602ba5a0586c60430d286adf6fcc7e17aab080601a66630606e5
MD5 hash:
579197d4f760148a9482d1ebde113259
SHA1 hash:
cf6924eb360c7e5a117323bebcb6ee02d2aec86d
Link:
https://www.unpac.me/results/4f3dbf41-9723-449f-b414-006bb718f1eb/
SH256 hash:
ff4d70a5a9a634e7f2a2ffc9f9b581d558bdfeecaf0cac5614a751e8a4556bd0
MD5 hash:
97917f9c5ca4e38b0e83fa4982d8f364
SHA1 hash:
a79bb0f903b0df5b5044187f04a9896d919587db
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
Link:
https://www.unpac.me/results/4f3dbf41-9723-449f-b414-006bb718f1eb/
Parent samples :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 hash:
a21f8d4ed0aaa0a9e41bd9f09233b183ebaa6b0b580ea7c3f35fb1317f1aef9a
MD5 hash:
f7ea1dc3dab46b4af240392ab1203697
SHA1 hash:
76fa35bf2c1d9ca533db989c3fa6e6169b6eecdb
Link:
https://www.unpac.me/results/4f3dbf41-9723-449f-b414-006bb718f1eb/
SH256 hash:
1ae6c210f6f5fa35659ac608556afabdfaf525605804e9ac0a2e7cdafee15aee
MD5 hash:
89dc9c8b6bb9d879389ba2dfcede771f
SHA1 hash:
000fee12e669b37c9a9fe872d9bfb5d92a2faf0a
Link:
https://www.unpac.me/results/4f3dbf41-9723-449f-b414-006bb718f1eb/
SH256 hash:
641d142d2c9179a273816979372c591b714a206547f80ca61d8a762b00ac9bfb
MD5 hash:
f617d090d5f0ca80a0accb2820a54e4a
SHA1 hash:
9cd9863b643c8af5ee1ba2da2db604d494bce40f
Link:
https://www.unpac.me/results/4f3dbf41-9723-449f-b414-006bb718f1eb/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/641d142d2c91/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/641d142d2c9179a273816979372c591b714a206547f80ca61d8a762b00ac9bfb

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
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

zip 21bd09ec713ebf8fb9cb08c9ea48021833a4da327a9f3eae35483a70f6a85abe

AgentTesla

Executable exe 641d142d2c9179a273816979372c591b714a206547f80ca61d8a762b00ac9bfb

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 21bd09ec713ebf8fb9cb08c9ea48021833a4da327a9f3eae35483a70f6a85abe
Cape
Cape
https://www.capesandbox.com/analysis/457559/
  
Dropped by
MD5 e5eacc6813db4c03d159f18be31934b9

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