MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8
SHA3-384 hash: 2562fd9ac1553be98e3024f675469d8a14ae0e14774423711e42ecddab73fbc621783c0ae411e80ad910ed1e90d07dcf
SHA1 hash: 50f0b7e774a7b3a37b4ebba607211bb22e718747
MD5 hash: 635a01afa1e772848279a21b235d2039
humanhash: kilo-may-king-pasta
File name:mhJTEU0jTIDARYr.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:736'768 bytes
First seen:2024-05-17 05:43:29 UTC
Last seen:2024-05-17 06:21:01 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'749 x AgentTesla, 19'653 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 12288:Wg0pei36R8HZuOQdflDntnyOUQJP5id5dkzKoFnpoaKUsAKr8FSMDb/DAVgDKD:Wjpp36wellDntnyODR00FnsAK6S0bEV
TLSH T1A7F412463BF8AE29C07E37B565A0512007766627B0F2FB1D6EE2B0DB1D617014D22F9B
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4504/4/1)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
326
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8.exe
Verdict:
Malicious activity
Analysis date:
2024-05-17 05:45:08 UTC
Tags:
smtp exfiltration stealer agenttesla
Link:
https://app.any.run/tasks/2427b03a-3350-4a0b-affb-3b2fe3ce1497

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.Siggen28.47860.16710.11653.UNOFFICIAL
Create hunting rule

Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6646eea3d7fb0506c93acea9/reports/ad7e1371-d3a7-4a82-8f83-d5cfc1c12d0f/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8
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/5b223258-91d8-4cf8-a15d-6ee17c2b3a01
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
spre.troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1443109
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for URL or domain
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)
Sigma detected: MSBuild connects to smtp port
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-05-16 09:18:45 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
20 of 24 (83.33%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=w2cegtwgz2rojrfbhhcb5osu57e35jcxl57qtx4m7hno7obtt34a._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240517-ge513sbh8s/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
AgentTesla
Unpacked files
SH256 hash:
e412e74a9bb0b1738f8501a928204252d6463892864ab852e86a1600e5a2b7e2
MD5 hash:
35d9b1c4c69cbb4cf15f12a7f4337aa8
SHA1 hash:
efe6ce64fbc7520fa55dd737c58ec1965fe746fc
Link:
https://www.unpac.me/results/8c073324-fd5d-4707-bf3b-73e0396ea2d6/
SH256 hash:
f540e8d603962027b3a1f8b86d035281bfbdd3a05a621ead255825bc2082632a
MD5 hash:
d172f59251b97b415b621d302e1be2b7
SHA1 hash:
b1534e603749c901b5ac185f20e281f6be7fa908
Link:
https://www.unpac.me/results/8c073324-fd5d-4707-bf3b-73e0396ea2d6/
SH256 hash:
4330f1e4c2156aacb0b12983ff1a8e63d7e18bc449dc4843289bcce257b80ff1
MD5 hash:
9dd35efb52e874cdda94daa9b1e5f6e7
SHA1 hash:
abecf5072274323621990356b7ec129dbf5afc66
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/8c073324-fd5d-4707-bf3b-73e0396ea2d6/
Parent samples :
f0001a00a9509096ddf2713ec4071afa151e31efe64ceeaf6fe5d1a0b3b2343d
15f10b6a24a0c33910edf61a2df7845da559cd92876b07c195ed022b03f6dc16
b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8
SH256 hash:
27ddc96465ac70b602e730ca4b28018a2875f5aca4215f3d8608b9defc8bf23d
MD5 hash:
1b2614489be216f14010dea5dee50dc5
SHA1 hash:
046c2462662dc3adea1c79121b4d865665850e23
Link:
https://www.unpac.me/results/8c073324-fd5d-4707-bf3b-73e0396ea2d6/
SH256 hash:
b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8
MD5 hash:
635a01afa1e772848279a21b235d2039
SHA1 hash:
50f0b7e774a7b3a37b4ebba607211bb22e718747
Link:
https://www.unpac.me/results/8c073324-fd5d-4707-bf3b-73e0396ea2d6/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b684434ec6ce/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/b684434ec6cea2e4c4a139c41eba54efc9bea4575f7f09df8cf9daefb8339ef8

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: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.

  
Delivery method
Other

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