MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1d08bbbd6ff671fb7e1de15c13d35429e99c66cd5ecd0dca910edff33f765ae. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b1d08bbbd6ff671fb7e1de15c13d35429e99c66cd5ecd0dca910edff33f765ae
SHA3-384 hash: 4679560f4f198b49d47bbce74d9b5bfd0d2c8fbde5b66c948e2eb2ea0d4688cb36aa71b4491f87a25908df193db965e0
SHA1 hash: 8d7c5cb64975470a3cbb039a4db39384a6043eef
MD5 hash: 3f7eb2440f6c27a171e9d5fd850dc7b8
humanhash: ack-black-neptune-one
File name:SC.7z
Download: download sample
Signature AgentTesla
Create hunting rule
File size:489'305 bytes
First seen:2023-10-23 11:31:48 UTC
Last seen:Never
File type: 7z
MIME type:application/x-7z-compressed
ssdeep 12288:bdak4bno6yTY9yRsMCsh6JVSqlmrQ1x87Nqk/Q3EjLuP1ZJl:R1Cn99yRsMhcrSq9rc/MEc5l
TLSH T117A423E73CE1D41D22CBDE2816B2D5618A7DB49D2C6FFC311742C41A8AAF9AC1BD2D05
TrID 57.1% (.7Z) 7-Zip compressed archive (v0.4) (8000/1)
42.8% (.7Z) 7-Zip compressed archive (gen) (6000/1)
Reporter cocaman
Tags:7z AgentTesla


Avatar
cocaman
Malicious email (T1566.001)
From: "=?UTF-8?B?5b6Q6Zuq5aiH?= <xsnq07@jiecang.com>" (likely spoofed)
Received: "from jiecang.com (unknown [194.180.48.200]) "
Date: "12 Oct 2023 17:59:07 +0200"
Subject: "=?UTF-8?B?UmU6IFJFOiBYSU5HSEFORyBDT1VOVFkgRE9PUiBUTyBKRksgLyBEWU5BVFJPTklDUy8vIOWRqOS4gOWPkei0p++8jOWRqOS6jOWFpeW6kyAvLyBIQVdCIyBBR1NIQUEyNTQ2Ng==?="
Attachment: "SC.7z"

Intelligence

File Origin
# of uploads :
1
# of downloads :
98
Origin country :
CH CH
File Archive Information

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

File name:SC.exe
File size:776'704 bytes
SHA256 hash: 1b96cccba8208b1f786a5fbf1b877e967a3720dba3614044ad0fa3a5c4f5fffb
MD5 hash: af01f39fd130b370288686adfe699c21
MIME type:application/x-dosexec
Signature AgentTesla
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.2076.17494.1242.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/b1d08bbbd6ff671fb7e1de15c13d35429e99c66cd5ecd0dca910edff33f765ae/results/dashboard
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/653659b5c2a76fbfed32148a/reports/cb0de081-90c8-4405-ab82-ca0dd8d0df4b/overview
Verdict:
Malicious
Link:
https://www.hybrid-analysis.com/sample/b1d08bbbd6ff671fb7e1de15c13d35429e99c66cd5ecd0dca910edff33f765ae
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.
Score:
100%
Verdict:
Malware
File Type:
Archive
Link:
https://malprob.io/report/b1d08bbbd6ff671fb7e1de15c13d35429e99c66cd5ecd0dca910edff33f765ae
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b1d08bbbd6ff671fb7e1de15c13d35429e99c66cd5ecd0dca910edff33f765ae/
Threat name:
ByteCode-MSIL.Trojan.StealerLoader
Create hunting rule
Status:
Malicious
First seen:
2023-10-12 08:53:20 UTC
AV detection:
19 of 37 (51.35%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=whiixo6w75tr7n7b3yk4cpjvikpjtrtm2xwnbxfjcdw76m7xmwxa._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection evasion keylogger persistence spyware stealer trojan
Link:
https://tria.ge/reports/231023-pjw8qsge3t/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Launches sc.exe
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Adds Run key to start application
Looks up external IP address via web service
Maps connected drives based on registry
Checks BIOS information in registry
Checks computer location settings
Looks for VMWare Tools registry key
Looks for VirtualBox Guest Additions in registry
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/b1d08bbbd6ff671fb7e1de15c13d35429e99c66cd5ecd0dca910edff33f765ae

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: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

7z b1d08bbbd6ff671fb7e1de15c13d35429e99c66cd5ecd0dca910edff33f765ae

(this sample)

AgentTesla

Executable exe 1b96cccba8208b1f786a5fbf1b877e967a3720dba3614044ad0fa3a5c4f5fffb

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 1b96cccba8208b1f786a5fbf1b877e967a3720dba3614044ad0fa3a5c4f5fffb
  
Dropping
MD5 af01f39fd130b370288686adfe699c21

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