MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2f5e0b4ef807b02de16e284d9830cf1892933cd2e700a0bb28dc13268b1d462e. 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


ArkeiStealer


Vendor detections: 15


Intelligence 15 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2f5e0b4ef807b02de16e284d9830cf1892933cd2e700a0bb28dc13268b1d462e
SHA3-384 hash: 43bf3ef2db5f3b8df28d57f3e8c95edae89f1f8e45d181dae9311d573b1704d7c987ab78a340aa922a3ae04f86875892
SHA1 hash: bb8feee250ca8793279ef6092b8aa6dbb48406c1
MD5 hash: e57323c7c3abdd13cc0c47a733486390
humanhash: green-muppet-beer-enemy
File name:ANOTHER.exe
Download: download sample
Signature ArkeiStealer
Create hunting rule
File size:304'640 bytes
First seen:2022-04-10 05:04:21 UTC
Last seen:2022-04-10 05:09:38 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 90d889990973d2483afb21c5e6412441 (3 x RedLineStealer, 1 x ArkeiStealer)
ssdeep 6144:8eAq67/ErfUOFtqo7DfvkFTiyYcF8Md2b63:M/ErU24o7DfcbF8Mg6
Threatray 3'875 similar samples on MalwareBazaar
TLSH T13854E021F390C472C097163C2478D6A757B8BC716A65808B73A92B7E3F702C16AB5F5B
File icon (PE):PE icon
dhash icon f8f8b4b4b494d9c9 (1 x ArkeiStealer)
Reporter adm1n_usa32
Tags:ArkeiStealer exe vidar

Intelligence

File Origin
# of uploads :
2
# of downloads :
294
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
vidar
Create hunting rule
ID:
1
File name:
ANOTHER.exe
Verdict:
Malicious activity
Analysis date:
2022-04-10 05:03:09 UTC
Tags:
evasion trojan loader stealer vidar
Link:
https://app.any.run/tasks/b5f8affd-851a-4034-82fa-cecd9b95ea87

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
OnlyLogger
Create hunting rule
Link:
https://www.capesandbox.com/analysis/262374/
Detection(s):
Win.Packed.Pwsx-9943150-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Sending an HTTP GET request
Creating a file in the %temp% directory
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Sending a custom TCP request
Creating a process from a recently created file
Launching a process
Launching the default Windows debugger (dwwin.exe)
Using the Windows Management Instrumentation requests
Searching for the window
Creating a file
Reading critical registry keys
Creating a window
Delayed writing of the file
Forced shutdown of a system process
Launching a tool to kill processes
Stealing user critical data
Unauthorized injection to a system process
Sending an HTTP GET request to an infection source
Forced shutdown of a browser
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/13315/overview
Behaviour
SystemUptime
MeasuringTime
EvasionQueryPerformanceCounter
EvasionGetTickCount
CheckCmdLine
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware
Link:
https://www.filescan.io/uploads/6252657ed149c40acb18c337/reports/48af34a3-5fd5-4ad6-a891-d36c44b4adea/overview
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.
Malware family:
Vidar
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ad61a60a-97d7-4a06-9e50-54fc79aad645
Result
Threat name:
Vidar onlyLogger
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/973937
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
Binary is likely a compiled AutoIt script file
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (may stop execution after checking mutex)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected onlyLogger
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 606424 Sample: ANOTHER.exe Startdate: 10/04/2022 Architecture: WINDOWS Score: 100 69 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->69 71 Multi AV Scanner detection for domain / URL 2->71 73 Found malware configuration 2->73 75 14 other signatures 2->75 10 ANOTHER.exe 21 2->10         started        process3 dnsIp4 61 hogwartsfog.com 212.224.88.15, 49729, 80 DE-FIRSTCOLOwwwfirst-colonetDE Germany 10->61 63 iplogger.org 148.251.234.83, 443, 49730, 49731 HETZNER-ASDE Germany 10->63 43 C:\Users\user\AppData\...\6871973657.exe, PE32 10->43 dropped 45 C:\Users\user\AppData\...\source2t[1].cfg, PE32 10->45 dropped 47 C:\Users\user\AppData\...\source2[1].cfg, PE32 10->47 dropped 49 2 other files (none is malicious) 10->49 dropped 85 Detected unpacking (changes PE section rights) 10->85 87 Detected unpacking (overwrites its own PE header) 10->87 89 May check the online IP address of the machine 10->89 15 cmd.exe 1 10->15         started        17 cmd.exe 1 10->17         started        file5 signatures6 process7 process8 19 6871973657.exe 15->19         started        22 conhost.exe 15->22         started        24 taskkill.exe 1 17->24         started        26 conhost.exe 17->26         started        signatures9 77 Machine Learning detection for dropped file 19->77 79 Contains functionality to inject code into remote processes 19->79 81 Writes to foreign memory regions 19->81 83 2 other signatures 19->83 28 RegSvcs.exe 156 19->28         started        33 WerFault.exe 23 9 19->33         started        process10 dnsIp11 65 78.47.227.68, 49734, 80 HETZNER-ASDE Germany 28->65 67 t.me 149.154.167.99, 443, 49733 TELEGRAMRU United Kingdom 28->67 51 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 28->51 dropped 53 C:\Users\user\AppData\...\vcruntime140[1].dll, PE32 28->53 dropped 55 C:\Users\user\AppData\...\mozglue[1].dll, PE32 28->55 dropped 59 9 other files (none is malicious) 28->59 dropped 91 Found evasive API chain (may stop execution after checking mutex) 28->91 93 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 28->93 95 Tries to steal Mail credentials (via file / registry access) 28->95 97 2 other signatures 28->97 35 cmd.exe 1 28->35         started        57 C:\ProgramData\Microsoft\...\Report.wer, Little-endian 33->57 dropped file12 signatures13 process14 process15 37 taskkill.exe 1 35->37         started        39 conhost.exe 35->39         started        41 timeout.exe 1 35->41         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2f5e0b4ef807b02de16e284d9830cf1892933cd2e700a0bb28dc13268b1d462e/
Threat name:
Win32.Ransomware.StopCrypt
Create hunting rule
Status:
Malicious
First seen:
2022-04-08 17:41:00 UTC
File Type:
PE (Exe)
Extracted files:
18
AV detection:
21 of 25 (84.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=f5pawtxya6yc3ylofbgzqmgpdcjjgpgs44akbozi3qjsncy5iyxa._file
Verdict:
malicious
Similar samples:
0616ca38ef4871e10a43a27a1c8a0277f0dcd92326679d03663cd00da3f1d8b1
ArkeiStealer
100b0b5c3d507f5c5588dd0f920839f3b19bc10556adfbf6bdd19d9c540bfb47
ArkeiStealer
16a45c12b0517cb425d5c5af63fbb0b65b184ac1e36761755544d47bedb622b8
ArkeiStealer
33ac0ea43c425209053f9360bd243e68deca0eb5cb4e638c6da557eb36f78935
ArkeiStealer
abc7f395229f5f05074280e01c2e3726aa409d14c0a43ddf52a0368d53462747
ArkeiStealer
eeb0c6a760a7c9d17c02dbacf4f4715917caf3d111209ce29b67b366dc8b9dd9
ArkeiStealer
+ 3'865 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar botnet:1238 spyware stealer
Link:
https://tria.ge/reports/220410-fqt8aahef2/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Accesses 2FA software files, possible credential harvesting
Accesses cryptocurrency files/wallets, possible credential harvesting
Legitimate hosting services abused for malware hosting/C2
Checks computer location settings
Deletes itself
Loads dropped DLL
Downloads MZ/PE file
Executes dropped EXE
Vidar Stealer
Vidar
Malware Config
C2 Extraction:
https://t.me/hi20220328
https://indieweb.social/@samsual
Unpacked files
SH256 hash:
d301d97d5b9ae951b3f29977773ca6cfc15fbaa6d942e392e2b491f6f30eeed7
MD5 hash:
d38f77ddb72398794c4855f35717ecbb
SHA1 hash:
58fb48acc775f804a9559e585bc9bac0bfdf9880
Link:
https://www.unpac.me/results/82ce6c3d-5136-4c51-853e-da370331aba6/
SH256 hash:
2f5e0b4ef807b02de16e284d9830cf1892933cd2e700a0bb28dc13268b1d462e
MD5 hash:
e57323c7c3abdd13cc0c47a733486390
SHA1 hash:
bb8feee250ca8793279ef6092b8aa6dbb48406c1
Link:
https://www.unpac.me/results/82ce6c3d-5136-4c51-853e-da370331aba6/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/2f5e0b4ef807/report/overview.html
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/2f5e0b4ef807b02de16e284d9830cf1892933cd2e700a0bb28dc13268b1d462e

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:INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
Author:ditekSHen
Description:Detects binaries and memory artifcats referencing sandbox DLLs typically observed in sandbox evasion
Rule name:INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
Create hunting rule
Author:ditekSHen
Description:Detects executables containing SQL queries to confidential data stores. Observed in infostealers
Rule name:INDICATOR_SUSPICIOUS_EXE_WindDefender_AntiEmaulation
Create hunting rule
Author:ditekSHen
Description:Detects executables containing potential Windows Defender anti-emulation checks
Rule name:MALWARE_Win_OnlyLogger
Create hunting rule
Author:ditekSHen
Description:Detects OnlyLogger loader variants
Rule name:MALWARE_Win_Vidar
Create hunting rule
Author:ditekSHen
Description:Detects Vidar / ArkeiStealer
Rule name:Vidar
Create hunting rule
Author:kevoreilly
Description:Vidar Payload

File information

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

anyrun
any.run
https://app.any.run/tasks/b5f8affd-851a-4034-82fa-cecd9b95ea87
Cape
Cape
https://www.capesandbox.com/analysis/262374/

Comments