MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b77d2ac80bfa9fc886478caa6650394e1aa9fbd87c5f228a88a7f179cfd1a8d3. 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


RedLineStealer


Vendor detections: 8


Intelligence 8 IOCs YARA 13 File information Comments
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SHA256 hash: b77d2ac80bfa9fc886478caa6650394e1aa9fbd87c5f228a88a7f179cfd1a8d3
SHA3-384 hash: 2e603633a5a7e2d99187d16fb617d2e4a8be5e2d4ca51172f59b2a0c4dfd31ceee3eba86b82939010216cfa0153a9ca4
SHA1 hash: 0fd241f53eadbde1a3c684b3e5e6343c5ee4308d
MD5 hash: af3d016a7df04c2e7051fa687b9f38bc
humanhash: missouri-oranges-bulldog-seven
File name:DO2IO4411BWDPDF.r15
Download: download sample
Signature RedLineStealer
Create hunting rule
File size:583'682 bytes
First seen:2025-03-20 08:14:11 UTC
Last seen:Never
File type: rar
MIME type:application/x-rar
ssdeep 12288:lLBXU0Qp0v9d2yfr+nl2pJWnXa3BCiarP+9vfQ9e6sb6ij:llXRQp0vbpmQ8a3BAidfQ9e65O
TLSH T1BEC423771991C2DFA01FC87F24B1FE2E5D8DEC1C9ACA136700E2A7FC395919355AA842
TrID 58.3% (.RAR) RAR compressed archive (v-4.x) (7000/1)
41.6% (.RAR) RAR compressed archive (gen) (5000/1)
Magika rar
Reporter cocaman
Tags:r15 rar RedLineStealer


Avatar
cocaman
Malicious email (T1566.001)
From: "Lynne Williams <Lynne.Williams@chrobinson.com>" (likely spoofed)
Received: "from [104.167.223.10] (unknown [104.167.223.10]) "
Date: "20 Mar 2025 01:04:24 -0700"
Subject: "Sales Order -PO-20F/00038/2025"
Attachment: "DO2IO4411BWDPDF.r15"

Intelligence

File Origin
# of uploads :
1
# of downloads :
139
Origin country :
CH CH
File Archive Information

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

File name:DO2IO4411BWDPDF.exe
File size:634'880 bytes
SHA256 hash: 1c3857b716fc65dbd1ffdc7e06b1d2b0420537ac4f113d7ece283b64fee8c976
MD5 hash: b8f1d13079c3ab093445a9a2b97b3c03
MIME type:application/x-dosexec
Signature RedLineStealer
Vendor Threat Intelligence
Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67dbce6a9388e75d078ed930
Tags:
backdoor shell spawn
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed packed packer_detected vbnet
Link:
https://www.filescan.io/uploads/67dbce6eb93e688233f019f9/reports/8aae8c82-c054-46eb-91da-fcf44330e129/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/b77d2ac80bfa9fc886478caa6650394e1aa9fbd87c5f228a88a7f179cfd1a8d3
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/b77d2ac80bfa9fc886478caa6650394e1aa9fbd87c5f228a88a7f179cfd1a8d3/
Threat name:
ByteCode-MSIL.Trojan.Taskun
Create hunting rule
Status:
Malicious
First seen:
2025-03-20 08:14:11 UTC
File Type:
Binary (Archive)
Extracted files:
10
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=w56svsal7kp4rbshrsvgmubzjynkt66yprpsfcuiu7yxtt6rvdjq._file
Result
Malware family:
vipkeylogger
Create hunting rule
Score:
  10/10
Tags:
family:vipkeylogger collection discovery execution keylogger stealer
Link:
https://tria.ge/reports/250320-kmrefayvbz/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Browser Information Discovery
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks computer location settings
Uses the VBS compiler for execution
Command and Scripting Interpreter: PowerShell
VIPKeylogger
Vipkeylogger family
Malware Config
C2 Extraction:
https://api.telegram.org/bot7210869128:AAGc04ZCMPLfzv0warXn0rHygWnOYwhUN-w/sendMessage?chat_id=5019476480
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/b77d2ac80bfa9fc886478caa6650394e1aa9fbd87c5f228a88a7f179cfd1a8d3

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_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:MALWARE_Win_RedLine
Create hunting rule
Author:ditekSHen
Description:Detects RedLine infostealer
Rule name:MAL_Malware_Imphash_Mar23_1
Create hunting rule
Author:Arnim Rupp
Description:Detects malware by known bad imphash or rich_pe_header_hash
Reference:https://yaraify.abuse.ch/statistics/
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
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:win32_dotnet_form_obfuscate
Create hunting rule
Author:Reedus0
Description:Rule for detecting .NET form obfuscate malware
Rule name:win32_dotnet_form_obfuscate
Create hunting rule
Author:Reedus0
Description:Rule for detecting .NET form obfuscate malware
Rule name:win_samsam_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator

File information

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

Malspam

RedLineStealer

rar b77d2ac80bfa9fc886478caa6650394e1aa9fbd87c5f228a88a7f179cfd1a8d3

(this sample)

RedLineStealer

Executable exe 1c3857b716fc65dbd1ffdc7e06b1d2b0420537ac4f113d7ece283b64fee8c976

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 1c3857b716fc65dbd1ffdc7e06b1d2b0420537ac4f113d7ece283b64fee8c976
  
Dropping
RedLineStealer
  
Dropping
MD5 b8f1d13079c3ab093445a9a2b97b3c03

Comments