MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6c31cf2b2b77c5f11e59dee5af4b8873dc3f6c0898984d4b060b133f454c302. 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: b6c31cf2b2b77c5f11e59dee5af4b8873dc3f6c0898984d4b060b133f454c302
SHA3-384 hash: 2cb914961ce493cc8baa10d89a8e317b39756f62864478c2d431038d1aa8011ce5ccb65f2384dc42faf13308f6ca0cc9
SHA1 hash: 604e5b586019837f1efb6e24ca9977e595a565da
MD5 hash: 01a2e79364704b65f495d101c58a2a08
humanhash: rugby-black-neptune-diet
File name:Curriculum Vitae..exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:673'280 bytes
First seen:2023-09-22 15:38:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:LtHOHrD6eNpEd03SId8cMYgSiGfaugHWii/q8b0ZzhldahWo2GYfILd:cLD9pnSIdZ/ffrgWfb0Z9ldDo2Dwd
Threatray 5'711 similar samples on MalwareBazaar
TLSH T108E4239973AC4E7BDDBC81FB2030CA80033470699D52F3A91C9A62ED2123B979D95F57
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 malwarelabnet
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
289
Origin country :
CA CA
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Curriculum Vitae..exe
Verdict:
Malicious activity
Analysis date:
2023-09-22 15:40:24 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/14c69913-7be6-44c2-b1b8-666838ba3840

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/450659/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.23440.28540.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Restart of the analyzed sample
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/650db51732ffdb7a7a1030fe/reports/12f19c89-8764-4ddb-93fc-bf00b36091b3/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/b6c31cf2b2b77c5f11e59dee5af4b8873dc3f6c0898984d4b060b133f454c302
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.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/d4d6a022-005a-494c-9a14-de450ed453c8
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1313014
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
May check the online IP address of the machine
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b6c31cf2b2b77c5f11e59dee5af4b8873dc3f6c0898984d4b060b133f454c302/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-09-22 12:56:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
22 of 34 (64.71%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=w3brz4vsw56f6epftxxfv5fyq464h5wargeyjvfqmcyth5cuymba._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
0d93db96a7c71d216d6d4cb96abad741ecf89db460d2b32c82049471fa9504da
AgentTesla
460b19121942383e8139cb13589ce1d31a7b37905ad732e04cf13abc884aa200
AgentTesla
56e7b2e2165d002ad697d45161f14c37de5b6fa70331e61b8a8e95467ed98a1a
AgentTesla
80c217259feafed3d4c5d458cffe7f1c8dc8b00823e47538e73b6ff50bbe0585
AgentTesla
ba992f3ad1a973b2704a10369220762bb595ee63e249236103727939ae0af019
AgentTesla
d62ab80a981120bc862738658cae6128082845908836dd11bbdd8c9e7995b17a
AgentTesla
+ 5'701 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230922-s3l4naha2t/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
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:
e20da8c954999d1e01040867dcb3b6660d13126973d5a78a67cfc20093fa8128
MD5 hash:
d9a32cfa1ed7d8722f32edf0fff5969b
SHA1 hash:
de3734539ddb0a58821d2317867a606ca3319e3b
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/a8ea5ec5-b7b1-4b6f-ac55-77a98f19972c/
Parent samples :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 hash:
586799cfd6ae306573dea7399c7960ba952f5e56b53dfc11761e09726cc41bcc
MD5 hash:
3a3b5fbeeda9497cf300c17e33ee83f9
SHA1 hash:
e4bb3e124220e5aa147762ac34d6c83ef23e2f6c
Link:
https://www.unpac.me/results/a8ea5ec5-b7b1-4b6f-ac55-77a98f19972c/
SH256 hash:
d4d5678b670977ae70f3797f601836b21e98bbbc875de0509943abd243c046c3
MD5 hash:
d39bd0c2eafcdca7ec6d692631d52ae0
SHA1 hash:
c0f1f6d03116044e3ca7ff8f5425f14b7dd0ac8c
Link:
https://www.unpac.me/results/a8ea5ec5-b7b1-4b6f-ac55-77a98f19972c/
SH256 hash:
631c38cf652447128f262e600cc8783bdcb6d36f77e1d86b37f9fad749f6e997
MD5 hash:
c22c5bef73b2740fc1ccdf0e5a1cb7ea
SHA1 hash:
216ae0a5f45a184d3f62175703183277d93b87b6
Link:
https://www.unpac.me/results/a8ea5ec5-b7b1-4b6f-ac55-77a98f19972c/
SH256 hash:
7ec118e70613ce2d9aee29cda2918ca710dde346c68d4da75c2ea0402e6d4391
MD5 hash:
1622a62bf6805b2dca82a8632eceac71
SHA1 hash:
071b72a5a1231149dfe4b9fcfa3a6ee49265ab7c
Link:
https://www.unpac.me/results/a8ea5ec5-b7b1-4b6f-ac55-77a98f19972c/
SH256 hash:
b6c31cf2b2b77c5f11e59dee5af4b8873dc3f6c0898984d4b060b133f454c302
MD5 hash:
01a2e79364704b65f495d101c58a2a08
SHA1 hash:
604e5b586019837f1efb6e24ca9977e595a565da
Link:
https://www.unpac.me/results/a8ea5ec5-b7b1-4b6f-ac55-77a98f19972c/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b6c31cf2b2b7/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/b6c31cf2b2b77c5f11e59dee5af4b8873dc3f6c0898984d4b060b133f454c302

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
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

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/450659/

Comments