MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ab75585e2e992e947b3e5c55ad0981123a22ea85a42f6278fd788bc4aa6a43b. 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: 14


Intelligence 14 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4ab75585e2e992e947b3e5c55ad0981123a22ea85a42f6278fd788bc4aa6a43b
SHA3-384 hash: e7186989944c2665879938b5a5749c8ec4cb9c46079c324c07f76019770b2cbe42cbb98ab6f9eaccb22f68abd636b6c3
SHA1 hash: a233961e974db3d71e29f3038aa068003496fd02
MD5 hash: 10908f61e0d438a0f0643394397fe6fa
humanhash: high-sweet-solar-carbon
File name:RFQV160T LIBERTY SUPPLY.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:680'960 bytes
First seen:2024-01-30 16:33:21 UTC
Last seen:2024-02-05 08:33:21 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:Z+WAYQ4lvjTTqAPIo8wys+7sa4feHplN6F2FavNYd3:hAw3TpExL0Wx6F2Fug3
TLSH T15BE4232123756BBBE1770BFA20A6461117F33A3F6626D76C4D8110CB9E7B3104BA271B
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 cocaman
Tags:AgentTesla exe RFQ

Intelligence

File Origin
# of uploads :
5
# of downloads :
360
Origin country :
CH CH
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/473619/
Detection(s):
SecuriteInfo.com.Win32.CrypterX-gen.8928.22842.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/65b9250440cbb80fe0497f34/reports/132171bd-5c5b-4bbf-8ffc-d432fe9cf4cd/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/4ab75585e2e992e947b3e5c55ad0981123a22ea85a42f6278fd788bc4aa6a43b
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/f41ca7ed-eb4c-407b-8d93-05f402b1d606
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1383452
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Contains functionality to log keystrokes (.Net Source)
Initial sample is a PE file and has a suspicious name
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)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
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
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/4ab75585e2e992e947b3e5c55ad0981123a22ea85a42f6278fd788bc4aa6a43b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4ab75585e2e992e947b3e5c55ad0981123a22ea85a42f6278fd788bc4aa6a43b/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-01-30 15:50:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
20 of 24 (83.33%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jk3vlbpc5gjosr5t4xcvvueycer2elviljbpmj4p26elysvguq5q._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/240130-t23wfsahhj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
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:
60b1985abbd4812f4e72ab2b50e46d758c64bc6207ec6f065a186e093bb3fad1
MD5 hash:
c564e4fe369e0a50d646580ebe731564
SHA1 hash:
bafab5aafafdefbcc5130898697d9ff2b1f93494
Link:
https://www.unpac.me/results/f7be10f4-8f5e-4a1d-878b-afab2ad6ba8a/
SH256 hash:
ac4e23a1a10cc79f5b6c2e20583f602463630067ab31c14d5ddc9635f50559b4
MD5 hash:
f8b3489d0cf7c6e9ba4307aaa839cd43
SHA1 hash:
6243ce77da44d02c36b58e3649bc7e54f022ffe7
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/f7be10f4-8f5e-4a1d-878b-afab2ad6ba8a/
Parent samples :
05369208d0c31e1f2b1cf7bfbeb95439f5b23a08d6ec859a2cf51530a0c74ac1
008829495fb07d03d8ba297ade38201a8d713902ee7b2c18710e2ca63513daa3
4ab75585e2e992e947b3e5c55ad0981123a22ea85a42f6278fd788bc4aa6a43b
SH256 hash:
a3e79702c140048b292a5a7a4729d18468bcba67eef8f49db406a59f04f166f0
MD5 hash:
f7895af57382fac443cbc97dfc25d145
SHA1 hash:
2f11663407e6572deb0124d2ac2ee53250910f31
Link:
https://www.unpac.me/results/f7be10f4-8f5e-4a1d-878b-afab2ad6ba8a/
SH256 hash:
e881f9cff814b60af1c362503d4b559417596e1f5affe6caf894d9043b718f37
MD5 hash:
a87a2c2b444e7f496a00b3afdb58c751
SHA1 hash:
1376add82e975d212ef4dfcea69defe547fdbe59
Link:
https://www.unpac.me/results/f7be10f4-8f5e-4a1d-878b-afab2ad6ba8a/
SH256 hash:
4ab75585e2e992e947b3e5c55ad0981123a22ea85a42f6278fd788bc4aa6a43b
MD5 hash:
10908f61e0d438a0f0643394397fe6fa
SHA1 hash:
a233961e974db3d71e29f3038aa068003496fd02
Link:
https://www.unpac.me/results/f7be10f4-8f5e-4a1d-878b-afab2ad6ba8a/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4ab75585e2e9/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/4ab75585e2e992e947b3e5c55ad0981123a22ea85a42f6278fd788bc4aa6a43b

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
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

zip cafc8b67cf020bbb018d767e734555a294ae0778c798e1a32dbcee34e52ef753

AgentTesla

Executable exe 4ab75585e2e992e947b3e5c55ad0981123a22ea85a42f6278fd788bc4aa6a43b

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 cafc8b67cf020bbb018d767e734555a294ae0778c798e1a32dbcee34e52ef753
Cape
Cape
https://www.capesandbox.com/analysis/473619/
  
Dropped by
MD5 2c095265f8a0c3cb3d4989b713997e6d

Comments