MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a641e8bafd27fb1423a65ca1a22338297173deeb3fab7931a36383f317221b95. 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: a641e8bafd27fb1423a65ca1a22338297173deeb3fab7931a36383f317221b95
SHA3-384 hash: 39c4a69c07a4d1d6eeb2349de847b706748e7f8e46108a6839648ca5d62bfa2755152ea9db45aea8c8b4ab628efbd2de
SHA1 hash: 90c1d93bee95c3ed78f2cfcdaf7da1a0ada09599
MD5 hash: 3af6109a71ef6b916ec1af7125dbbbbd
humanhash: magnesium-uranus-venus-asparagus
File name:Remittance Appilication form.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:558'592 bytes
First seen:2023-07-25 07:40:12 UTC
Last seen:2023-07-27 19:17:16 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:nF0lPmV1Jriz59YY0XTZ0lGCIgJ7890xjMo9Pjof7qOf6/zrkBH6R:Gpmxs59iYtIy789/o9MfOMOzgU
Threatray 5'582 similar samples on MalwareBazaar
TLSH T199C4231077AC9F96E7FA8BB468A249AA03B3FC7B2614DB2E3D4550DE034570047A357B
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)
File icon (PE):PE icon
dhash icon f4f0d0f171697130 (5 x Formbook, 1 x Loki, 1 x AgentTesla)
Reporter cocaman
Tags:AgentTesla exe payment SWIFT

Intelligence

File Origin
# of uploads :
4
# of downloads :
285
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
Remittance Appilication form.exe
Verdict:
Malicious activity
Analysis date:
2023-07-25 07:47:10 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/1d96e810-ca8f-4090-a295-4a1525ceb339

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/432026/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.22386.12071.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Launching a process
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/a641e8bafd27fb1423a65ca1a22338297173deeb3fab7931a36383f317221b95
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/ee9816c5-9552-48d0-99ae-9ea5bdb3f472
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1278901
Signature
Found malware configuration
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
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
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a641e8bafd27fb1423a65ca1a22338297173deeb3fab7931a36383f317221b95/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-07-25 04:01:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
27 of 38 (71.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uza6rox5e75rii5glsq2eizyffyxhxxlh6vxsmndmob7gfzcdokq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1a02d7fa71451609f38cdd2cc9a62c9254c4772316dba90087ccdfd2d2a7ac5a
AgentTesla
449947dedfa89870f0f4d5dc86edc66c4656a6f94504167bbe4f803cd5c16076
AgentTesla
5b1d470fd0b7b2edef114e5834f29e6fbe844c292a449a7d32bc402b8840f697
AgentTesla
6a3bc2efcecdd25c5257e19e630b5785dc9e8ebb259773d40d2fc4c19e377285
AgentTesla
a641e8bafd27fb1423a65ca1a22338297173deeb3fab7931a36383f317221b95
AgentTesla
e5b3f5c88055487475981257a3146b756a653845e01c66141d3547192805a8f3
AgentTesla
f456cc467fb715d5a47451118ad6fe4529a593c31e5ff402cd52934b23a24b2c
AgentTesla
+ 5'572 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/230725-jh4njacb5v/
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
AgentTesla
Unpacked files
SH256 hash:
3c8000f697c25054610dfd53e18b6878aabee3f8ff5cbe45c47c284e91c487a6
MD5 hash:
55081ec73535239482065acf78738b8e
SHA1 hash:
6aeff9eb488b7c2eb8635266bd11a99970b07e24
Link:
https://www.unpac.me/results/5f7a0484-2538-4c1c-b24d-694078c66b50/
SH256 hash:
a086a0363cfa553050218e7f3b4513733aca83080de8eb2643db2c839eec9d4d
MD5 hash:
47161e51fea655d9d429d50f94738ca0
SHA1 hash:
68176c4d7e92c9164703524d8e0e55fc94cfa37c
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/5f7a0484-2538-4c1c-b24d-694078c66b50/
Parent samples :
5b1d470fd0b7b2edef114e5834f29e6fbe844c292a449a7d32bc402b8840f697
f456cc467fb715d5a47451118ad6fe4529a593c31e5ff402cd52934b23a24b2c
21c4d71cebc688935ce9478821fd103894c44fb249b4c00fd3f8415fa90d6db6
1a02d7fa71451609f38cdd2cc9a62c9254c4772316dba90087ccdfd2d2a7ac5a
a641e8bafd27fb1423a65ca1a22338297173deeb3fab7931a36383f317221b95
40cd96e25835eeba956645398ed73a0f0e14563375530fa5f2db3bcf44dd88d7
SH256 hash:
30bb4e52f3984bcdd262d8ad3224ad14d0f2426da93f2479a1e6b94e9fc30155
MD5 hash:
29f9e1147f47779166332425eaf4709a
SHA1 hash:
29bafe2b69c148d3cf7e55feff2498f0810b02dc
Link:
https://www.unpac.me/results/5f7a0484-2538-4c1c-b24d-694078c66b50/
SH256 hash:
a641e8bafd27fb1423a65ca1a22338297173deeb3fab7931a36383f317221b95
MD5 hash:
3af6109a71ef6b916ec1af7125dbbbbd
SHA1 hash:
90c1d93bee95c3ed78f2cfcdaf7da1a0ada09599
Link:
https://www.unpac.me/results/5f7a0484-2538-4c1c-b24d-694078c66b50/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a641e8bafd27/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/a641e8bafd27fb1423a65ca1a22338297173deeb3fab7931a36383f317221b95

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

r09 f0b366ccbaadcc6c619cdf56654af946919e3dba6b2968e9899e17bf4b02b5d5

AgentTesla

Executable exe a641e8bafd27fb1423a65ca1a22338297173deeb3fab7931a36383f317221b95

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 f0b366ccbaadcc6c619cdf56654af946919e3dba6b2968e9899e17bf4b02b5d5
Cape
Cape
https://www.capesandbox.com/analysis/432026/
  
Dropped by
SHA256 eb0c998058096e77dbc0e210e2b45d58ffe0e8d1d46b2f4f34545747fb787698
  
Dropped by
MD5 da5e96d7c6b16a61a01e4889eca6ea61
  
Dropped by
MD5 9e22f38e572d57a02968ddb2af1bb9fd

Comments