MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 166b9ac8d5c2bec0c4400b07ff898b069bd59ddf029bf5387066d704114028b9. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 166b9ac8d5c2bec0c4400b07ff898b069bd59ddf029bf5387066d704114028b9
SHA3-384 hash: c1121810a9df3f314e8d19cfc22437ba5517d134385b54ebca6e15273b8e2f20a8b84a99058636de7160ec2c6f24a233
SHA1 hash: fcc94705636c8eb15adadd3e7aa9232386f288c8
MD5 hash: 23bb132d8b8f4441a8e3a3f6119c56c1
humanhash: fish-kitten-hamper-angel
File name:23bb132d8b8f4441a8e3a3f6119c56c1.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'012'736 bytes
First seen:2022-09-01 10:33:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:bZ5vXY+mzo3bvgDMkDpoU6U3T110wfxX:l5PlmzMoNDeMj1VB
TLSH T139251249A684C7B6F4170B7112B1F214917ABD11D2B1C6DCAECFE2EC09F8B139267A17
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
AgentTesla SMTP exfil server:
cp5ua.hyperhost.ua:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
249
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
23bb132d8b8f4441a8e3a3f6119c56c1.exe
Verdict:
Malicious activity
Analysis date:
2022-09-01 10:39:42 UTC
Tags:
agenttesla
Link:
https://app.any.run/tasks/7f1d5334-1760-4f92-b62a-138a2192f2f9

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/307203/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1427-2.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63108aeca7450371f696616e/reports/b00beb2c-5d5a-474e-a159-95f23b9e577d/overview
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/bba777a8-6968-48a5-92e1-21270d598fe7
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1062678
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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)
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/166b9ac8d5c2bec0c4400b07ff898b069bd59ddf029bf5387066d704114028b9/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-09-01 06:12:20 UTC
File Type:
PE (.Net Exe)
Extracted files:
31
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=czvzvsgvyk7mbrcabmd77cmla2n5lho7akn7kodqm3lqiekafc4q._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/220901-ml4dqaeda9/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
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:
515079c5498a50b6d2fb09b2b0d25b68c5f5c8c33d2db630f3da871955d383e0
MD5 hash:
3d28ab7e71e0351a49875e3851b9d4d8
SHA1 hash:
e24e58b44bd90d0469b739394ef99d9e7285b7dc
Link:
https://www.unpac.me/results/7aa89bdd-b110-40d0-b3fe-c96002e5e86c/
SH256 hash:
c45a3dae97e5e635a567df02635fe941af384f35cc993d4e52a57fa4f4026b3e
MD5 hash:
966c65a2893f62df72494272d810448f
SHA1 hash:
de82f765123b6ed954996603b663e9bac36acfb6
Link:
https://www.unpac.me/results/7aa89bdd-b110-40d0-b3fe-c96002e5e86c/
SH256 hash:
5e73d05201e8b1704a99e3bcf15fb4cfd6f47cf88e23080110b4f19b9d8bb461
MD5 hash:
7538c6419375743c3e03f889509d34b3
SHA1 hash:
d257713d01efecad2ce9a96b04827777287bae13
Link:
https://www.unpac.me/results/7aa89bdd-b110-40d0-b3fe-c96002e5e86c/
SH256 hash:
bd4462a09c69a4ccb753f3f4c1954f4bf2f647de8c3409d8a1d4f7002d40b4fb
MD5 hash:
887d820c58fb8ee559dee045965d569c
SHA1 hash:
cce9197ed84d9ccecc51a494d04ffdaedc41926e
Link:
https://www.unpac.me/results/7aa89bdd-b110-40d0-b3fe-c96002e5e86c/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/7aa89bdd-b110-40d0-b3fe-c96002e5e86c/
SH256 hash:
166b9ac8d5c2bec0c4400b07ff898b069bd59ddf029bf5387066d704114028b9
MD5 hash:
23bb132d8b8f4441a8e3a3f6119c56c1
SHA1 hash:
fcc94705636c8eb15adadd3e7aa9232386f288c8
Link:
https://www.unpac.me/results/7aa89bdd-b110-40d0-b3fe-c96002e5e86c/
Malware family:
AgentTesla.v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/166b9ac8d5c2/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/166b9ac8d5c2bec0c4400b07ff898b069bd59ddf029bf5387066d704114028b9

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: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 166b9ac8d5c2bec0c4400b07ff898b069bd59ddf029bf5387066d704114028b9

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2259319/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/307203/

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