MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2fa2f6f81dc805b509157ff73570ef9fd921cc0b73bece828000356c926546a6. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2fa2f6f81dc805b509157ff73570ef9fd921cc0b73bece828000356c926546a6
SHA3-384 hash: 13a957bcba14a3dd154afc300630e4cdbc1094d864755b32a1a8e70092a4bfaad1540185311e8cc0b30109b24870dacb
SHA1 hash: 477c0cea3777ec0e4e98eba78dd81b72f12af8f4
MD5 hash: 63afe391178cb8bf14d24d2d569dbc51
humanhash: undress-october-sad-solar
File name:#568350035791.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:788'992 bytes
First seen:2024-04-16 12:49:58 UTC
Last seen:2024-04-16 13:26:55 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:Wp2IEA/HPL374emD+biF/cQ5zLYsC+1BViX1j4bSVlxVlIi014bFZsyWFcw:OPDdmDZ/cQ91pBViFjXlN9FZsy6cw
TLSH T157F4F1285AFB6F2BD5BE07F64622192407F1609F74B5E25F0FCA20D52A61BC60D91B33
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) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter threatcat_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
326
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
2fa2f6f81dc805b509157ff73570ef9fd921cc0b73bece828000356c926546a6.exe
Verdict:
Malicious activity
Analysis date:
2024-04-16 12:50:43 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/92623b8b-2a60-4474-9f48-7df54018f0b7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Connection attempt
Sending a custom TCP request
Reading critical registry keys
Sending an HTTP GET request
Stealing user critical data
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/2fa2f6f81dc805b509157ff73570ef9fd921cc0b73bece828000356c926546a6
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/3d49748c-0a3e-49f8-a8bb-0e3f97687103
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1426727
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
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)
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
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/2fa2f6f81dc805b509157ff73570ef9fd921cc0b73bece828000356c926546a6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2fa2f6f81dc805b509157ff73570ef9fd921cc0b73bece828000356c926546a6/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-04-16 08:31:46 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
19 of 23 (82.61%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f6rpn6a5zac3kcivp73tk4hpt7msdtaloo7m5auaaa2wzetfi2ta._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/240416-p2xbfscc5z/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads WinSCP keys stored on the system
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:
22b9cf2506bb0035f7647c78dc56f7c0f9fbe3ece4a587aeda93709cb3833c09
MD5 hash:
bf857e499c01d6d307bd50790e44ea0d
SHA1 hash:
e5482ab1fc1a500fe2a3c5c44626ef90a12885c1
Link:
https://www.unpac.me/results/45ac0689-2329-4187-9a3d-bf90a135bd6a/
SH256 hash:
d9938a01c13a4d41f18ab3645ea1c35b43e13038a196a822fe9f76f38ba32415
MD5 hash:
5c5893370102a58aebc04d8f87d7c77b
SHA1 hash:
dff78e2a7554120c9e3a503468da76a12ed833ad
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/45ac0689-2329-4187-9a3d-bf90a135bd6a/
Parent samples :
2fa2f6f81dc805b509157ff73570ef9fd921cc0b73bece828000356c926546a6
d6e165b127f88b60636959975f143221c8de8bef290f662917f9f61e55f2bf33
0cdb3ae7d110a3e4118af8ad502151685e3e212bd6124b52ddfa21c1f128f5e1
519fcde66b1b9c807cf89568d162c89103ee8065ba1009086881bbbefd69e4c9
24390949599e57a802ea820e402befca0610937e51e19a4db8228235d0017a58
562b14cbead15ecad71e6e25e6c00656e47c3cf6e7d12eec64bfb4b9a6aaca05
SH256 hash:
5a9e64482afd6406319b956396c12b8e165f2d2e95ecda530bbbcd436e52f6e2
MD5 hash:
e7cd8fd81000b26f810afc96c537be95
SHA1 hash:
2959baf46a5d0c671530fc5f2a1e34a7eed6958f
Link:
https://www.unpac.me/results/45ac0689-2329-4187-9a3d-bf90a135bd6a/
SH256 hash:
9ac1e31a0abe3e1fc179193a35d3efc8395ac31c4b6a0160f168f5f2a9d405a7
MD5 hash:
70a4161ba557a51450348298e68591cc
SHA1 hash:
0d75a5c397b53ae3a0ea917ae8339aec1ba3314c
Link:
https://www.unpac.me/results/45ac0689-2329-4187-9a3d-bf90a135bd6a/
SH256 hash:
2fa2f6f81dc805b509157ff73570ef9fd921cc0b73bece828000356c926546a6
MD5 hash:
63afe391178cb8bf14d24d2d569dbc51
SHA1 hash:
477c0cea3777ec0e4e98eba78dd81b72f12af8f4
Link:
https://www.unpac.me/results/45ac0689-2329-4187-9a3d-bf90a135bd6a/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2fa2f6f81dc8/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/2fa2f6f81dc805b509157ff73570ef9fd921cc0b73bece828000356c926546a6

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.

Malspam

AgentTesla

Executable exe 2fa2f6f81dc805b509157ff73570ef9fd921cc0b73bece828000356c926546a6

(this sample)

  
Delivery method
Distributed via e-mail attachment

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments