MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 987ffc83c4fc97d0d070230e37fe0f29c2419ecc36d1e7c7424c54e0890569b1. 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: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 987ffc83c4fc97d0d070230e37fe0f29c2419ecc36d1e7c7424c54e0890569b1
SHA3-384 hash: 28edc53c224e2deb1b9f1930b4cfe79ed091082e2e4f37bafbbac78c9696ca1f6f4b593eb27eecd59604847360331c35
SHA1 hash: 3c0c76f586d6acb046fd45efdc3a0c49a111b267
MD5 hash: 0fdc546219a0b18f25cbc8e51ccf8a45
humanhash: uniform-illinois-black-video
File name:DOC.r15
Download: download sample
Signature AgentTesla
Create hunting rule
File size:391'306 bytes
First seen:2023-04-25 06:07:46 UTC
Last seen:2023-04-25 06:08:38 UTC
File type: rar
MIME type:application/x-rar
ssdeep 6144:iKK9tCOxgBZdlCfCIw4dqSp1P4mRb4rwb4NeSiah85rARE7La0V4psc3nWqXD1Ny:iKKjhM6Cj4df1P4i4ECehaGkRE7busW4
TLSH T19B84233E2044B26A0D66C1C4C79FEE89317CB1B164EA16099316E6EBF0DA58650FF4FD
TrID 58.3% (.RAR) RAR compressed archive (v-4.x) (7000/1)
41.6% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:AgentTesla r15 rar Shipping


Avatar
cocaman
Malicious email (T1566.001)
From: "info_aus@boartlongyear.com" (likely spoofed)
Received: "from boartlongyear.com (unknown [208.67.107.136]) "
Date: "24 Apr 2023 19:10:09 +0200"
Subject: "RE: SHIPPING DOCUMENT & PACKING LIST"
Attachment: "DOC.r15"

Intelligence

File Origin
# of uploads :
2
# of downloads :
111
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:DOC.exe
File size:598'016 bytes
SHA256 hash: c3cf5c8a569686df882fc43e402047967a7c74b0274864ec28c007a3d36d9fca
MD5 hash: 91c3f5ac7498a0b113a5a549b7aadbf3
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/987ffc83c4fc97d0d070230e37fe0f29c2419ecc36d1e7c7424c54e0890569b1/results/dashboard
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/64476e4311b4ea17879709b7/reports/f97e84c1-d4bb-4d58-92cc-a80e0c66a237/overview
Verdict:
Malicious
Labled as:
Mal/DrodRar
Link:
https://www.hybrid-analysis.com/sample/987ffc83c4fc97d0d070230e37fe0f29c2419ecc36d1e7c7424c54e0890569b1
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.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/987ffc83c4fc97d0d070230e37fe0f29c2419ecc36d1e7c7424c54e0890569b1/
Threat name:
Win32.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2023-04-24 16:03:36 UTC
File Type:
Binary (Archive)
Extracted files:
32
AV detection:
18 of 24 (75.00%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tb77za6e7sl5budqemhdp7qpfhbedhwmg3i6pr2cjrkobcifngyq._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230425-hcxglaag5t/
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
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.57
Link:
https://yomi.yoroi.company/submissions/987ffc83c4fc97d0d070230e37fe0f29c2419ecc36d1e7c7424c54e0890569b1

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:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
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

rar 987ffc83c4fc97d0d070230e37fe0f29c2419ecc36d1e7c7424c54e0890569b1

(this sample)

AgentTesla

Executable exe c3cf5c8a569686df882fc43e402047967a7c74b0274864ec28c007a3d36d9fca

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 c3cf5c8a569686df882fc43e402047967a7c74b0274864ec28c007a3d36d9fca
  
Dropping
AgentTesla

Comments