MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 421a2cdb38bab8dbe89a27d19656ac41518049efc0018e1dfe7580b93db7102d. 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: 421a2cdb38bab8dbe89a27d19656ac41518049efc0018e1dfe7580b93db7102d
SHA3-384 hash: 1aa0223f08a0bc644130ddc2ef539924385a283c50fc33f0b06fe1de2766f40d51b70d9f53294a44515530d13faba57b
SHA1 hash: ba57f98945f7bc616a8c55e8ef51792b8107b2da
MD5 hash: 49698195ef5bc79d9723509d0fcb6bd9
humanhash: foxtrot-oven-charlie-angel
File name:GEI REF 2177711.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:621'056 bytes
First seen:2023-09-14 14:07:53 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:dTj8FwLm/xGGD6lo44NIq1QTNiW76fitZxl3PZXk4FOGHDiTe18qxx5uu3:dTj8F6sQTNi3fitb9ZOQC+Lv
Threatray 1'012 similar samples on MalwareBazaar
TLSH T107D422052298D638E4FB1BBE96F1440223F4C797ED8BEB498FC1A1ED195335127A436E
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 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter lowmal3
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
311
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
GEI REF 2177711.exe
Verdict:
Malicious activity
Analysis date:
2023-09-14 14:10:24 UTC
Tags:
agenttesla stealer
Link:
https://app.any.run/tasks/c20e35d3-971b-4cf2-b370-17c8b6b9064a

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/448647/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.2426.6786.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/650313c2da7b76f50a250aef/reports/aeaa0f2f-8f3a-4f74-9bec-587924fe00dd/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/421a2cdb38bab8dbe89a27d19656ac41518049efc0018e1dfe7580b93db7102d
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/85dc7120-2606-4679-b1a5-4db1b760acec
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1307954
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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
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
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/421a2cdb38bab8dbe89a27d19656ac41518049efc0018e1dfe7580b93db7102d/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-09-14 05:46:52 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=iinczwzyxk4nx2e2e7izmvvmifiyasppyaay4hp6owalspnxcawq._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
08ee24a724926d938d89f5c7c7650eaf67512a64386dd3d3aea068ba1157c0bf
AgentTesla
0a12b16244b51a948f26fb8440822161106b0d84464eeba899ffcc68c55d57a7
AgentTesla
142b5c747f40768652455670aa1050e6b2cbd7cb1517c3ab0b958007ddc9e692
AgentTesla
5d200010b1e304c628c669df531476f099b0ca944a1c52e5025f6fc1af16ad1b
AgentTesla
a350436c4c1b84c822cc9e34b556e10ff3b187f33b38448b3391f8d31623d2cb
AgentTesla
bd465091f7787e8290e82c61bda21133c67c391061cfe225b48e1e0030490a3b
AgentTesla
d2e1eead980699faad8218e03f34a2a6309f4fa40c43126f752a8e759a1c1fbd
AgentTesla
e2b5d276a5778dcf5b0e456c751804a30d063feb2da1467ff01fa736179767ba
AgentTesla
+ 1'002 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/230914-rfjjksfb34/
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
Adds Run key to start application
Looks up external IP address via web service
AgentTesla
Unpacked files
SH256 hash:
0cc2d545cdbc9aca7ac5732fc2e1858bae1b8c575e67f0b4b8077610c5597806
MD5 hash:
604ba9fe5293c6b09155e9593e5fe8b4
SHA1 hash:
c9ca531c5c50091dcdeabea6af26643e897fe3f8
Link:
https://www.unpac.me/results/dfd99d45-5fe7-421c-ac03-e09fce45eb67/
SH256 hash:
841e799443643b0d0a1219a5283f2c86c0aeb9abea7ee13e858826f9fe347038
MD5 hash:
fda0bad7f9937df9bd597576cd5bc270
SHA1 hash:
552ccf36f719c5771e3a077636a02752a69807a1
Link:
https://www.unpac.me/results/dfd99d45-5fe7-421c-ac03-e09fce45eb67/
SH256 hash:
6259dec12d11d428b938780abc2a5f14459cb15ea199c26b1b1802cc2d97ec7a
MD5 hash:
37ca2488537183a319bc235b51a2e04f
SHA1 hash:
31e79c677dbfcc536d55b31648e46d8769106544
Detections:
AgentTesla
Create hunting rule
Link:
https://www.unpac.me/results/dfd99d45-5fe7-421c-ac03-e09fce45eb67/
Parent samples :
e2b5d276a5778dcf5b0e456c751804a30d063feb2da1467ff01fa736179767ba
a350436c4c1b84c822cc9e34b556e10ff3b187f33b38448b3391f8d31623d2cb
0a12b16244b51a948f26fb8440822161106b0d84464eeba899ffcc68c55d57a7
bd465091f7787e8290e82c61bda21133c67c391061cfe225b48e1e0030490a3b
27350cfb61909fe70f97f9a558b515fa098257a38ead3fc6e6b89973fd6801c7
421a2cdb38bab8dbe89a27d19656ac41518049efc0018e1dfe7580b93db7102d
45cf135407fcc3831ca0d4ccd565fdbcafaf52acf1da81aa7ab739ea5f4e4ccc
SH256 hash:
0630b864e828fff2d66f33ab7d00fad231df4c00fc0bbad313ee0d12ca503198
MD5 hash:
f559a9abbd849eb977d262d597d6e4fd
SHA1 hash:
0a8769b40b026852690c89b913c2812817ef43c8
Link:
https://www.unpac.me/results/dfd99d45-5fe7-421c-ac03-e09fce45eb67/
Parent samples :
cef72412a1dd9486bae5f7e606d4330660fba98575ba1c939559ccc83536f41a
81ccf158093718305b3499d0f16d8a82bcad69f2740066daca8d5b5ca9979688
SH256 hash:
421a2cdb38bab8dbe89a27d19656ac41518049efc0018e1dfe7580b93db7102d
MD5 hash:
49698195ef5bc79d9723509d0fcb6bd9
SHA1 hash:
ba57f98945f7bc616a8c55e8ef51792b8107b2da
Link:
https://www.unpac.me/results/dfd99d45-5fe7-421c-ac03-e09fce45eb67/
Malware family:
AgentTesla.v4
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/421a2cdb38ba/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/421a2cdb38bab8dbe89a27d19656ac41518049efc0018e1dfe7580b93db7102d

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 421a2cdb38bab8dbe89a27d19656ac41518049efc0018e1dfe7580b93db7102d

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/448647/

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