MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4cfa54b4b97d2f12a225b24eb37c89312976f77f48cfa5da3ecd8dcf4a21ec90. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4cfa54b4b97d2f12a225b24eb37c89312976f77f48cfa5da3ecd8dcf4a21ec90
SHA3-384 hash: 4d4945a59863409e971f0745423b19abe703f89a1dfe68648dc1d550b9be6314ce36282aa90c68efac4e1e7970ada4c7
SHA1 hash: 2634355758087d4e7074cb93509be79219399d8a
MD5 hash: c0a105e07006fa3eb26942a40f8b2eab
humanhash: pip-aspen-dakota-oranges
File name:Q88_vsls particulars.doc.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:658'432 bytes
First seen:2020-06-05 04:53:40 UTC
Last seen:2020-06-05 05:20:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 12288:nNBEeTti4bV0JcZNmN2bTMqAFQvWNJ5fzs+2a:nNRfB0s66MqAxJ5fzs+2a
Threatray 10'575 similar samples on MalwareBazaar
TLSH 39E48C99F820962FC06ACAB5EA66DC705FB41E4B2253E9C744C3B8DB74A7F531318193
Reporter jarumlus
Tags:AgentTesla

Intelligence

File Origin
# of uploads :
3
# of downloads :
68
Origin country :
n/a
Vendor Threat Intelligence
Gathering data
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-06-05 04:09:01 UTC
AV detection:
22 of 27 (81.48%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jt5fjnfzpuxrfirfwjhlg7ejgeuxn537jdh2lwr6zwg46srb5sia._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
1122cb2dfa13da1338dcb354406c8cacdb6362705486987af89f63e814afca7a
AgentTesla
1561967cff081a9b139de45a82e6a61e2f5b01834d4666f2fc88cf0c52220268
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397dd4bc6657e428ed2b5d3bcf09d3409d943796cfe5d096583c85ff8a3340b1
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39c515aecf42295136801c4a1a847d80bc8269ad5cf20c512af98a020cd7a699
AgentTesla
3a632ffacb961b5f6d075395013be5162b65cddec7cf9f2229f12ce84fc7a213
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6d6eb640a5ed74ff6f53040b3ce6aee62a54991a9f177a71ad540e4c63d49be1
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8a537505ec668cf353931413aa389f5a5eacabb6469f04dcabfe0b7acff721d9
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95aa3a1503e68851a57de64294791d3cc97584bf89b27586be513a24abe1ef2b
AgentTesla
bf0608df4ec33356cccf0af528cb8272bae2d3e86fc46ef5b80da38c92e77176
AgentTesla
de7172d5a714ddfb1da598299b059e35e322088eb01d4457a5d3f8de3a414861
AgentTesla
+ 10'565 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-bmhztbsl6e/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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

rar e652057ca0d1fc8a1dce0c76f1e8a0eddb3c1bce29b8473b47af7823fec61a09

AgentTesla

Executable exe 4cfa54b4b97d2f12a225b24eb37c89312976f77f48cfa5da3ecd8dcf4a21ec90

(this sample)

  
Dropped by
MD5 1b9830428a84933810cf96bd92fa0f5e
  
Dropped by
SHA256 e652057ca0d1fc8a1dce0c76f1e8a0eddb3c1bce29b8473b47af7823fec61a09
  
Delivery method
Distributed via e-mail attachment

Comments