MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 538f32599c08cdebb335d75f0d876133ac006126f3b7ddf005316fdfdf0acbd0. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 538f32599c08cdebb335d75f0d876133ac006126f3b7ddf005316fdfdf0acbd0
SHA3-384 hash: b32e7c52378084f8488591ad2919e50f6464d7bfa5ec7952cb31385727e903ee0eefc94aae8287e29d545042077f58cb
SHA1 hash: 75165c0b8d64fc562ae54414925fd9e731d81090
MD5 hash: 226b1119662e7d54c989c42e2e556057
humanhash: angel-summer-mango-florida
File name:1AIxISNpa3JnH3C.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:912'896 bytes
First seen:2023-07-25 10:48:02 UTC
Last seen:2023-07-31 06:53:59 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:IKTD0CWEG3Axb9NBP/kw5Kj6wL72qiHn8LoQKE32kD:IKTnlx9HP/kww/igoQv2
Threatray 5'476 similar samples on MalwareBazaar
TLSH T1CD15483858BC1727C1B4EFF28AD18417B2E0A96F3215E9386DD357D64216B05E9C3A2F
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Reporter adrian__luca
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
268
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
1AIxISNpa3JnH3C.exe
Verdict:
Malicious activity
Analysis date:
2023-07-25 11:00:27 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/6db64322-24fb-4660-8647-d46e8a63f506

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/432116/
Detection(s):
SecuriteInfo.com.Trojan.Generic.34038508.10703.9787.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Restart of the analyzed sample
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/538f32599c08cdebb335d75f0d876133ac006126f3b7ddf005316fdfdf0acbd0
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/265a4262-af8d-4dac-bbe5-f0c8e600edf8
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1279113
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
Found malware configuration
Injects a PE file into a foreign processes
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
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/538f32599c08cdebb335d75f0d876133ac006126f3b7ddf005316fdfdf0acbd0/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2023-07-21 09:22:26 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kohtewm4bdg6xmzv25pq3b3bgowaayjg6o3534afgfx57xykzpia._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
2d22f914168c080b550e8145a06d00b826aaa8ae47abc1af5590084a68793af6
AgentTesla
31cc68f5423b08e95d1099c3e5f1ee1883a3b118c3cd2f51b8175d501505e92f
AgentTesla
67597ef80dae09206d734a28cd5f67bb236050a49916d46d8c19be0c2d2b9b5b
AgentTesla
6f342ff07554f4429ebf2ac252d5659b1c0e65469eecaf1aab5cb316d872f962
AgentTesla
99f63c91997f38c8ae3816303a4849277863aa91f5e0b268d9989ad877e83deb
AgentTesla
b94494588f98b08eb4d966794a1aa3c1e413b8c8ff9c0b2c238411cd576cc573
AgentTesla
d06d8336cb3b9b003ec379840d6ab5918edee1eaa028feee542ac41a593f3b2c
AgentTesla
e72d57159b747a02fd3cce2377fa22b1937603900c82bc9b2780f0aa2747005b
AgentTesla
+ 5'466 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
collection spyware stealer
Link:
https://tria.ge/reports/230725-mv59nscb58/
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
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Unpacked files
SH256 hash:
fc5fc5a4915a5a472ffd739bb2da7375df132b79956c128ea9499eb3776c41c5
MD5 hash:
d3916bcb6575e8951888e233e07f9a2e
SHA1 hash:
fc00c40527b7a279309e16d39cdce4d16bb9a65a
Link:
https://www.unpac.me/results/7508414a-a3ff-4805-ae2a-d3bf2afc7b47/
SH256 hash:
1d930b57272fa1cf84e0ea5fa8bfe0671a503983e7ad9d96780118b093e989ce
MD5 hash:
705470614761b1ccd07761fcbc5dc5d0
SHA1 hash:
b67925c7f73f0d169be8fb8f4474054623398074
Link:
https://www.unpac.me/results/7508414a-a3ff-4805-ae2a-d3bf2afc7b47/
SH256 hash:
53f2ad060cf771aa4f197df5789cee95959480c244a0b392bb450c8ce7311d77
MD5 hash:
37e82d3e2864e27b34f5fbacaea759c3
SHA1 hash:
a87024a466e052bff09a170bb8c6f374f6c84c32
Link:
https://www.unpac.me/results/7508414a-a3ff-4805-ae2a-d3bf2afc7b47/
SH256 hash:
eb9659fe647ed73c38a6ed5cf811392aa36230b6ff91a8588d1b5ab557757eb0
MD5 hash:
0364f8100802aade2ab6f4027e7e7c2c
SHA1 hash:
17830b30799b545cf25f676a407608ca4be4c17c
Link:
https://www.unpac.me/results/7508414a-a3ff-4805-ae2a-d3bf2afc7b47/
SH256 hash:
538f32599c08cdebb335d75f0d876133ac006126f3b7ddf005316fdfdf0acbd0
MD5 hash:
226b1119662e7d54c989c42e2e556057
SHA1 hash:
75165c0b8d64fc562ae54414925fd9e731d81090
Link:
https://www.unpac.me/results/7508414a-a3ff-4805-ae2a-d3bf2afc7b47/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/538f32599c08/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/538f32599c08cdebb335d75f0d876133ac006126f3b7ddf005316fdfdf0acbd0

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:Dotnet_Hidden_Executables_Detect
Create hunting rule
Author:Mehmet Ali Kerimoglu (@CYB3RMX)
Description:This rule detects hidden PE file presence.
Reference:https://github.com/CYB3RMX/Qu1cksc0pe
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 538f32599c08cdebb335d75f0d876133ac006126f3b7ddf005316fdfdf0acbd0

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/432116/

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