MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91e46a1f92b62a00123f07c5ab34d2c3f4655e8801e53766e82fc4603b7f6d4c. 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 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 91e46a1f92b62a00123f07c5ab34d2c3f4655e8801e53766e82fc4603b7f6d4c
SHA3-384 hash: a424b8e8f542b8955267958dff972e2394f7e181910b5dcad99af94e462617020a83bd4c12374cc44f6a9e18f01fc68c
SHA1 hash: 68cebb2a6c0d98eb7780d97efa21aedc8160d385
MD5 hash: 9956e6ba2f20f1cd3983baf3b33ca74e
humanhash: autumn-idaho-west-apart
File name:SecuriteInfo.com.Win32.PWSX-gen.15240.24455
Download: download sample
Signature AgentTesla
Create hunting rule
File size:663'552 bytes
First seen:2023-10-17 06:36:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:zBLXmsrJM1856N8/utlvl1f2uDr+LcZGOcDWUzx52OWhqQ06mI4Z/B59nOJ+aAE:9LWiMK56NEcXnPkAobxReqQ0XI0L6+
Threatray 608 similar samples on MalwareBazaar
TLSH T1A9E41305A2FDCB27E23EA3FE582211449BB8F553A47BD7C55E9224DD053FB0109BA227
TrID 61.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.1% (.SCR) Windows screen saver (13097/50/3)
8.9% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter SecuriteInfoCom
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
315
Origin country :
FR FR
Vendor Threat Intelligence
Detection:
AgentTesla
Create hunting rule
Link:
https://www.capesandbox.com/analysis/455187/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Win32.PWSX-gen.15240.24455.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/652e2b955da218a42f521e8f/reports/cd776179-d4d7-454c-b321-12ef9d63369d/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/91e46a1f92b62a00123f07c5ab34d2c3f4655e8801e53766e82fc4603b7f6d4c
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/50286b8a-0270-4810-85ba-7bde2bab1eb8
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1327057
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
Machine Learning detection for sample
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
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/91e46a1f92b62a00123f07c5ab34d2c3f4655e8801e53766e82fc4603b7f6d4c
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/91e46a1f92b62a00123f07c5ab34d2c3f4655e8801e53766e82fc4603b7f6d4c/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-10-17 05:55:59 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
17 of 23 (73.91%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=shsguh4swyvaaer7a7c2wngsyp2gkxuiahstozxif7cgao37nvga._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
21830af8ffc46d6d2138c33f0fa68596cbbf8985568777c7c9f6408c682997ee
AgentTesla
4343245f1db76214093c4adefb0b167327c7bd49fa66608eccb2c4faadc3e32d
AgentTesla
7e5e3c49e0bcb2e16b86e870f591feca75b0d7007ed5851ecdfb70fa3d06976c
AgentTesla
8bc2d2a8e99fdf12dabed46d100d94d357e064f307718087591e9858c840a1c3
AgentTesla
977ebeccac613f5a3a8361e0ae71ba8c782bf35705d66b8af0d1a3bae0aac24a
AgentTesla
b3c98a624e7fe69823ba0d02dbadf37fcb5d38cea33e35d6f1546e07507ccd69
AgentTesla
d90d513c0b6637bdf60e17b2dba7803699a370b816910116496ad827eb82656b
AgentTesla
dfbecad8d36fe0dcdcb4d403209d8762fd4507e14674fabef306e28a5ede518b
AgentTesla
eff0a14165d70f613fe5c71186dd7bd9cd6c69e409811167a7c97a97debc572f
AgentTesla
+ 598 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/231017-hdgsjabe76/
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
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:
b1270dc9ec3f22c6fd2296239426ac7c48589589580d4a1b3da8188920b22a63
MD5 hash:
5c904da8528cfb1b87b15a6aa7c059cd
SHA1 hash:
f0a192969485d1bc34bf52adf37d9c20176d6b85
Link:
https://www.unpac.me/results/49edbeba-0a5f-486d-99e0-1401723dd0f2/
SH256 hash:
068b103533bd50fd32cb8df489bc3a04193174cb4ea556a1ffe852d3cbac112d
MD5 hash:
bce58d976229b466b5b84dd6ae51ffd4
SHA1 hash:
7c4c7d969a7bbdc74447c434dd5d862138e1b260
Link:
https://www.unpac.me/results/49edbeba-0a5f-486d-99e0-1401723dd0f2/
SH256 hash:
fa0b722b77b1bd01bb45def555d4e4da4cb11d03190d3d7ffff8976f559e6027
MD5 hash:
6d6fc212f39c4bb6504b97ce74c2942b
SHA1 hash:
2a4e584f29b9bfc85778d70e9b07b00d39b8ad89
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/49edbeba-0a5f-486d-99e0-1401723dd0f2/
Parent samples :
dfbecad8d36fe0dcdcb4d403209d8762fd4507e14674fabef306e28a5ede518b
977ebeccac613f5a3a8361e0ae71ba8c782bf35705d66b8af0d1a3bae0aac24a
eff0a14165d70f613fe5c71186dd7bd9cd6c69e409811167a7c97a97debc572f
21830af8ffc46d6d2138c33f0fa68596cbbf8985568777c7c9f6408c682997ee
d90d513c0b6637bdf60e17b2dba7803699a370b816910116496ad827eb82656b
91e46a1f92b62a00123f07c5ab34d2c3f4655e8801e53766e82fc4603b7f6d4c
SH256 hash:
926394ba260be6134244f1a3268384d216c3406a6996b5a261305867e0f4c8fc
MD5 hash:
8a4b67136a05e4e4acd9d2d7f20c3f1f
SHA1 hash:
24f21406c25115d8e23b02ef16a8dea01441cdcb
Link:
https://www.unpac.me/results/49edbeba-0a5f-486d-99e0-1401723dd0f2/
SH256 hash:
91e46a1f92b62a00123f07c5ab34d2c3f4655e8801e53766e82fc4603b7f6d4c
MD5 hash:
9956e6ba2f20f1cd3983baf3b33ca74e
SHA1 hash:
68cebb2a6c0d98eb7780d97efa21aedc8160d385
Link:
https://www.unpac.me/results/49edbeba-0a5f-486d-99e0-1401723dd0f2/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/91e46a1f92b6/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.67
Link:
https://yomi.yoroi.company/submissions/91e46a1f92b62a00123f07c5ab34d2c3f4655e8801e53766e82fc4603b7f6d4c

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: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:win_agent_tesla_bytecodes_sep_2023
Create hunting rule
Author:Matthew @embee_research

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/455187/

Comments