MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 166087b5c6159f9d5ec3df7b7359f111692e0b8d93182a633abeee98aab686f0. 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: 4


Intelligence 4 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 166087b5c6159f9d5ec3df7b7359f111692e0b8d93182a633abeee98aab686f0
SHA3-384 hash: 9b4e77d6e25204257ed0316e4d028fa411aeb3c187b937801b091825c0d7da99eaa348cdd3a10ab0a5f57b62fde4e7bc
SHA1 hash: 27fe88f4bed41915c351770f8e6aef96846070e6
MD5 hash: 6150fe10a9765f29d145b4f69e26439e
humanhash: muppet-whiskey-alaska-neptune
File name:Shipping Documents.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:443'904 bytes
First seen:2020-05-25 07:52:19 UTC
Last seen:2020-05-28 19:39:53 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:sdN1kkJNwBcxHKpi/kuXRfEXDz0yuz2WaO:FjmhKWdFEPX42/
Threatray 10'656 similar samples on MalwareBazaar
TLSH F794128233A46BAAE47D8BF904A5210527B2B0673A33D35D5ED261DB1D77FC04D21BA3
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: mstdlrgw.mst-dealer.com
Sending IP: 203.146.21.245
From: Meryem HANINE <csd-a194@mst-dealer.com>
Subject: Re: Shipping Documents / Order 184559 SX
Attachment: Shipping Documents.gz (contains "Shipping Documents.exe")

AgentTesla SMTP exfil server:
smtp.yandex.com:587

Intelligence

File Origin
# of uploads :
3
# of downloads :
73
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.308.21379.26735.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-05-25 05:51:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
8
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
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AgentTesla
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581b90c7085ad0b66ddd0d9a3b66942fb5610ff74ebe16bb7f849fdab7358937
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70c6087133db4b6ecd4e5b74c7c2719cabfff8c24657044ce31ee905fc39fb9b
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867695b82c73c5586ab7aaeff61c6dbf5a6aa41833bee49091cf22e57eb4ac9f
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AgentTesla
+ 10'646 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/201109-5m4e8v69v6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies service
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 Payload
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.

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_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

gz 36e467de97e38469ff1a1d3916cbaee8e2289f7c38ba2c38ce77498737783f94

AgentTesla

Executable exe 166087b5c6159f9d5ec3df7b7359f111692e0b8d93182a633abeee98aab686f0

(this sample)

  
Dropped by
MD5 be36124aefa5bec4e3bf46c67b12317f
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 36e467de97e38469ff1a1d3916cbaee8e2289f7c38ba2c38ce77498737783f94

Comments