MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3eefb7225c8437ba7e9c6800ffdc0f2bb42225246bc7cc4944ba343b40459dc. 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: 15


Intelligence 15 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b3eefb7225c8437ba7e9c6800ffdc0f2bb42225246bc7cc4944ba343b40459dc
SHA3-384 hash: 68a2b156797fde82285aa93277bd3445cc24f74bec6b6769575132c13e9663429768985514159920611b7cec2a59e30e
SHA1 hash: a85451871d03c941cf509033dc060b1c44f7c658
MD5 hash: 979604526e37a1e1712e2cbbca12ede0
humanhash: alabama-six-snake-artist
File name:979604526e37a1e1712e2cbbca12ede0.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:560'128 bytes
First seen:2023-08-17 19:24:54 UTC
Last seen:2023-08-17 19:33:34 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:Z0Dl+C42xjWm2pmnAB8Gb5wf/dD+Q0Hu6g2HuNq3wd2enNK:miknonwF+pHd0Qwd2M
Threatray 5'481 similar samples on MalwareBazaar
TLSH T1D3C422126BA94779CA3BE3BE18A654675376313569B2CF68361A36CC5333790B340F23
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 aaaae8c8e8e8aaaa (15 x AgentTesla, 6 x Formbook, 1 x SnakeKeylogger)
Reporter abuse_ch
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
275
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
979604526e37a1e1712e2cbbca12ede0.exe
Verdict:
Malicious activity
Analysis date:
2023-08-17 19:41:19 UTC
Tags:
stealer agenttesla
Link:
https://app.any.run/tasks/7a48c60b-abb3-4fc2-a076-c0402e222611

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/443362/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Restart of the analyzed sample
Adding an exclusion to Microsoft Defender
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/b3eefb7225c8437ba7e9c6800ffdc0f2bb42225246bc7cc4944ba343b40459dc
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/41d08d84-52d9-4e5d-a1dc-a30b84b9034a
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1293107
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Found malware configuration
Installs a global keyboard hook
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
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/b3eefb7225c8437ba7e9c6800ffdc0f2bb42225246bc7cc4944ba343b40459dc/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-08-16 13:51:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wpxpw4rfzbbxxj7jy2aa77oa6k5ueissi26hzreujoruhnaelhoa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
21275ed11f8b1b1b08d98607acd7c5ae3e1ad733782f91daf53be5b84feb0bd5
AgentTesla
29e9fcdaf070133121d5a2d5dcb5f4a4a25892e21c60e1d29a497ddaa8d54ea9
AgentTesla
2c738c2b15bab621c7f94261438463073c45ec6b30c922bf65d7857e177ee1cc
AgentTesla
9db20870570e93875292e6a6a5f7683982cbe675135032c7dafc2b9704f3cb06
AgentTesla
9f08469a0b761c0d950446b84a2cdba032bc93c0f92abbd63352ec399506248d
AgentTesla
aed4ca29e0127320a814f0051b444338d8078cd79ee176c9db4a14c989dbf0c3
AgentTesla
af093bd71cb66c24a34d31d6efa125d86e6ffa89bfbfad9d20658889553e133d
AgentTesla
d88ca1dd2194d68703b49f6aeb18e8d2a08132d5f348b9d0cfaa96b90a87384d
AgentTesla
+ 5'471 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230817-x4yw3aec61/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
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:
722fe4186269b23ea27186be7a3dd18d2378ff53bc2ac02eda80d7e6ba4521f5
MD5 hash:
2cad75f431972f84a4fbb3ff42066459
SHA1 hash:
fd8df9eeeda1a3d1483d36774779f0920be358e8
Link:
https://www.unpac.me/results/df84d78b-4772-47f6-a85e-1a38b687ba68/
SH256 hash:
2ac2f55e15fd8da559f99925ceee9166ca978e94cbc53a5cb29bf02d0a76ac7f
MD5 hash:
1081db0b25581c7958e6fbff4d9aa64a
SHA1 hash:
bcb0e0fe844884a5b0d05cd3b0cc5fd7a5ff53b9
Link:
https://www.unpac.me/results/df84d78b-4772-47f6-a85e-1a38b687ba68/
SH256 hash:
860c585efce5028bdb69b719d1758c1ccb0fb603c057faa01ddf5ed96d6c6a9e
MD5 hash:
ac9f563df4b2ea6143835d9aa84aaa92
SHA1 hash:
28239fa9359a77c5e45ed07b45f2632f86afb123
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/df84d78b-4772-47f6-a85e-1a38b687ba68/
Parent samples :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 hash:
b26a7e88c2fc5a6dbf3e1f5d8ac59c4579b3b9047f462c5cb7ee79548fa18da9
MD5 hash:
06dc1333af7361fb9ebebe5c4dbe58e4
SHA1 hash:
1adadf881904c5370e96c0a566085cf3c83ca8d0
Link:
https://www.unpac.me/results/df84d78b-4772-47f6-a85e-1a38b687ba68/
SH256 hash:
b3eefb7225c8437ba7e9c6800ffdc0f2bb42225246bc7cc4944ba343b40459dc
MD5 hash:
979604526e37a1e1712e2cbbca12ede0
SHA1 hash:
a85451871d03c941cf509033dc060b1c44f7c658
Link:
https://www.unpac.me/results/df84d78b-4772-47f6-a85e-1a38b687ba68/
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/b3eefb7225c8437ba7e9c6800ffdc0f2bb42225246bc7cc4944ba343b40459dc

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.

Web download

AgentTesla

Executable exe b3eefb7225c8437ba7e9c6800ffdc0f2bb42225246bc7cc4944ba343b40459dc

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/443362/
  
URLhaus
https://urlhaus.abuse.ch/url/2704671/
  
Delivery method
Distributed via web download

Comments