MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f7ac2442eee123b1bb2f5c24a1bf9d72dfda6f3b8a3b2240d9005919cdf0fe1. 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 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8f7ac2442eee123b1bb2f5c24a1bf9d72dfda6f3b8a3b2240d9005919cdf0fe1
SHA3-384 hash: 42c5454b0745999fcb157e447f2441339f0936da4e7ff93e3255d2cc8e95b8c83a61bfe7a0010f5eb0f41f5d7f908fc5
SHA1 hash: 761abf188eeb4891f24c2f453dee8ca29bc38630
MD5 hash: 00bf926836923dd8afad9906b4e35f60
humanhash: nevada-triple-arizona-one
File name:soya crypted.scr
Download: download sample
Signature AgentTesla
Create hunting rule
File size:578'048 bytes
First seen:2024-02-06 19:39:16 UTC
Last seen:2024-02-06 21:32:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:jtbzGK5knazVJweYNF6vG7Oydbf+sonB:jtL5FqemFxBf
TLSH T130C4CF742A7045B8C4668AF6FC66872CF92DEC61A4C2C42A648F3D8C7CE875145F71AF
TrID 35.4% (.EXE) Win64 Executable (generic) (10523/12/4)
22.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
15.1% (.EXE) Win32 Executable (generic) (4504/4/1)
6.9% (.ICL) Windows Icons Library (generic) (2059/9)
6.8% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 23d4cce8cc696996 (4 x AgentTesla)
Reporter malwarelabnet
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
278
Origin country :
CA CA
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
8f7ac2442eee123b1bb2f5c24a1bf9d72dfda6f3b8a3b2240d9005919cdf0fe1.zip
Verdict:
Malicious activity
Analysis date:
2024-02-07 10:08:31 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/99140494-71f2-4720-b084-9eab1d3a9d91

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/474926/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.11849.205.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/65c28b152cb3f19023f28db1/reports/846454d2-6c67-4305-bab7-77f1dc63045d/overview
Verdict:
Malicious
Labled as:
Zusy.Generic
Link:
https://www.hybrid-analysis.com/sample/8f7ac2442eee123b1bb2f5c24a1bf9d72dfda6f3b8a3b2240d9005919cdf0fe1
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/29a177a0-e403-4b5e-bb52-842ee861e7ff
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1387798
Signature
.NET source code contains potential unpacker
.NET source code references suspicious native API functions
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
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
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)
Yara detected AgentTesla
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8f7ac2442eee123b1bb2f5c24a1bf9d72dfda6f3b8a3b2240d9005919cdf0fe1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8f7ac2442eee123b1bb2f5c24a1bf9d72dfda6f3b8a3b2240d9005919cdf0fe1/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-02-06 09:55:23 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
18 of 24 (75.00%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=r55merbo5yjdwg5s6xbeug7z24w73jxtxcr3ejansaczdhg7b7qq._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/240206-ydhmtseeb6/
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
Unpacked files
SH256 hash:
45c7b64a55dca23ee1239649e03a7c361813dbcfc2a0817b0d8e94c907d6ed4b
MD5 hash:
fb1bc19121c4e190d83672bc71b493f0
SHA1 hash:
c3488b969ba578e28ee360be24b6416425a224a0
Link:
https://www.unpac.me/results/76ca6d7d-947b-496c-af0f-06e69452234e/
SH256 hash:
e9644afd111139bc2ffad329f4c66290c6eac31f7b816dceb268f32420e11526
MD5 hash:
769be360392e83084e4ae5cf49773e8c
SHA1 hash:
b052aee91897946d8c5c1280ed8e958fe1405409
Link:
https://www.unpac.me/results/76ca6d7d-947b-496c-af0f-06e69452234e/
SH256 hash:
c46d5311f661df71faeeb70d5ecf95a1ab126b2cfbb066ad9d05ae870ade8e90
MD5 hash:
a94fc981d73c3be3fe8aa1c36369ad5b
SHA1 hash:
24a69b2e1713dac3db309717a95e41661e189cad
Detections:
AgentTesla
Create hunting rule
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/76ca6d7d-947b-496c-af0f-06e69452234e/
Parent samples :
8f7ac2442eee123b1bb2f5c24a1bf9d72dfda6f3b8a3b2240d9005919cdf0fe1
b58ea320c12db3a98dd1a9dc76c55a90f88506becf96b7cfb7a09c446e905a9e
8cd9365e199e3337d7c324fcbf33c0df9729f3c459b42aa6ffb50d2aacf90367
SH256 hash:
8f7ac2442eee123b1bb2f5c24a1bf9d72dfda6f3b8a3b2240d9005919cdf0fe1
MD5 hash:
00bf926836923dd8afad9906b4e35f60
SHA1 hash:
761abf188eeb4891f24c2f453dee8ca29bc38630
Link:
https://www.unpac.me/results/76ca6d7d-947b-496c-af0f-06e69452234e/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8f7ac2442eee/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
iSpy Keylogger
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8f7ac2442eee123b1bb2f5c24a1bf9d72dfda6f3b8a3b2240d9005919cdf0fe1

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: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:NET
Create hunting rule
Author:malware-lu
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
Rule name:Windows_Trojan_AgentTesla_ebf431a8
Create hunting rule
Author:Elastic Security

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/474926/

Comments