MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a311a2323e38246b9733d42c4e29619d2d85692c4ff4f99b8cf933f42bd5035d. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a311a2323e38246b9733d42c4e29619d2d85692c4ff4f99b8cf933f42bd5035d
SHA3-384 hash: 294d4c06bd6ed6564c0350fff83bcfd1d527715d4c7189dfdf9a2350bc62a0e8d35d9cf2a1906772b9813867839f46ed
SHA1 hash: da0e5a1c954ec680ad0d53a40dfaf549681ae671
MD5 hash: 7cbd0188ef2e297a6c59c9bb02fb2323
humanhash: johnny-sink-don-batman
File name:20230612_BAON_97xx8_3412.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'137'664 bytes
First seen:2023-06-17 16:03:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:VtbcxjxW83xPsfLAGaa+JuyARqK0HLZU0jHbZonpeiM:Kjxp3xwLATARqm07bw
Threatray 5'469 similar samples on MalwareBazaar
TLSH T16635B33E9CBD42376670C6A6CF94B866F094D3B731121D39A4D35289862BD4B3AC713E
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 threatcat_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
301
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
20230612_BAON_97xx8_3412.exe
Verdict:
Malicious activity
Analysis date:
2023-06-17 16:04:29 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/91211eb2-4df7-4edd-b5bb-d6ebf56d8251

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XorStringsNET
Create hunting rule
Link:
https://www.capesandbox.com/analysis/399837/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.67525658.6973.3730.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Using the Windows Management Instrumentation requests
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/648dd9731c13c1a6179bf88b/reports/badf1f11-3503-42ac-838c-4ff107f91ca3/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/a311a2323e38246b9733d42c4e29619d2d85692c4ff4f99b8cf933f42bd5035d
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/079058d8-cf15-43f5-9044-9ff4924409cd
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1256542
Signature
.NET source code contains very large strings
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
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 zgRAT
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a311a2323e38246b9733d42c4e29619d2d85692c4ff4f99b8cf933f42bd5035d/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-06-15 05:23:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
22 of 37 (59.46%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=umi2emr6hasgxfzt2qwe4klbtuwyk2jmj72ptg4m7ez7ik6vanoq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
38106a2209026f52e0be443c19aa6f520ced381b00ce20ab78d547475cc24872
AgentTesla
499fc905a60527c707ad9253ddc60628e9538a47f3faf923aff4f1f2eb535f57
AgentTesla
58e573b3f5001e4f262f0f56cc08391390a10e9fedd7e46b054c3a6197991b32
AgentTesla
617d784060f360da3d5234e487477da0d27fa97de4624492cf1b25d139a0722b
AgentTesla
72a6a1243fccacf3b1a16574f836c2025eff007b9b1e99da334928d836e94b6b
AgentTesla
76896ea5f7fac128470c01ad27b9a2fa60c8af3f69e890d98ed73d4e5d838dcb
AgentTesla
7c65de85148b948a8376a92b592cde38f7b736a02ab2f5eec5c5b54fe787cbfc
AgentTesla
852e0d9a8f474077261d053d587868b211e70eff320a7e7067c3fc1cb3253ea5
AgentTesla
a01e10efbff0a7a5e5d9ecd12dbc627eb9c776ed1f73e936d85644e22877ddd2
AgentTesla
de4e83422e4f28ede29ee71e76da0bafc7436f8a18d4845eda47be1a4e3ec2b8
AgentTesla
+ 5'459 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/230617-thxkbsbh4z/
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
Malware Config
C2 Extraction:
https://discord.com/api/webhooks/1115964859050373120/9tXNKKfpea5k2wEjaL56-T5OYosss08G2KZ6qffzxb_RQk1sbdSuvufBZYvGbEGYeWCJ
Unpacked files
SH256 hash:
f8dbc6077f6b01c6eec334061d687ff1b291a2aa5513cf1e0b5bde4a8dbc5588
MD5 hash:
15aab611795bcbf2758052944013be1a
SHA1 hash:
772a1002b111e117cf3b1e9f0cabda4894777399
Link:
https://www.unpac.me/results/6c2cdf63-6239-47a3-8b8a-c0a4b97a8c4a/
SH256 hash:
c2950a7e98b1a4f3ea3d13867d8c808b710e991b90bcfe9e13c6f2c5d8db8794
MD5 hash:
4a4b76a241166c65c9ac7dec220e342b
SHA1 hash:
5cfea09584aa3eaa69e7df11f5671e687c98bbd7
Link:
https://www.unpac.me/results/6c2cdf63-6239-47a3-8b8a-c0a4b97a8c4a/
SH256 hash:
d896e9cbed9020c3d6d6378cdf66468fdfcb44e4bdf8539ede8b5c7d2441347a
MD5 hash:
396e182948a7b12e9205e2f713fc57ed
SHA1 hash:
42b4686fb78443cb09b5779c0113486504ad62d7
Link:
https://www.unpac.me/results/6c2cdf63-6239-47a3-8b8a-c0a4b97a8c4a/
SH256 hash:
7b5851a16f88223753ca86461940968c6d9fa4f41717a55c36f04241a2a87cab
MD5 hash:
64dfb1dbf939f5fdcf494b852e7e3d05
SHA1 hash:
3e64cd341ead19599aa74503edd566f633118f4e
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/6c2cdf63-6239-47a3-8b8a-c0a4b97a8c4a/
Parent samples :
a311a2323e38246b9733d42c4e29619d2d85692c4ff4f99b8cf933f42bd5035d
eecf01b70476c7cb2eeae32f85b0a1490fb40836ea13d28edebbe2e9b1576948
a92a423153bb0edee96e63ec0fd0318de189e23cebb79a63c91279866362761a
SH256 hash:
f6b3e786c3418174404867a449acb58761120631b602c197474fd30385f5c10b
MD5 hash:
e7e8563f14155020451cdff915e6393b
SHA1 hash:
1e07eac549a755fcb08d1fe9a37fbbc216801298
Link:
https://www.unpac.me/results/6c2cdf63-6239-47a3-8b8a-c0a4b97a8c4a/
SH256 hash:
a311a2323e38246b9733d42c4e29619d2d85692c4ff4f99b8cf933f42bd5035d
MD5 hash:
7cbd0188ef2e297a6c59c9bb02fb2323
SHA1 hash:
da0e5a1c954ec680ad0d53a40dfaf549681ae671
Link:
https://www.unpac.me/results/6c2cdf63-6239-47a3-8b8a-c0a4b97a8c4a/
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/a311a2323e38246b9733d42c4e29619d2d85692c4ff4f99b8cf933f42bd5035d

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: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

Executable exe a311a2323e38246b9733d42c4e29619d2d85692c4ff4f99b8cf933f42bd5035d

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/399837/

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