MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0ab83feefb3ea1ba67dd9834bb489ca3c9ad311a49f3afa1e1ba9b72de22ef76. 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


ACRStealer


Vendor detections: 17


Intelligence 17 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0ab83feefb3ea1ba67dd9834bb489ca3c9ad311a49f3afa1e1ba9b72de22ef76
SHA3-384 hash: babfc72196f0b687f2b8f29a3deaa3081cee2cf1f196487a4e8a248873df1a95b55f52cc9c9d7a7372b63b021692d1bd
SHA1 hash: 43da4180926c5fdfcc598b5fab2aa29d1ab8a71e
MD5 hash: b3a00a3f8432a34f459614aa5dce55ee
humanhash: rugby-ten-xray-sweet
File name:sunwukongs.exe
Download: download sample
Signature ACRStealer
Create hunting rule
File size:3'185'152 bytes
First seen:2026-06-07 13:08:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 1208a089df3cde2ba03d4b024b77031f (1 x ACRStealer)
ssdeep 98304:vwgOv4UTgr0yKGviNz64TQIXQnMg1Faz01:YlvJTgrKGvi56QQnMg1FG01
Threatray 3 similar samples on MalwareBazaar
TLSH T135E5331E919CEEE3E5C677F4F96ADC5361C134300BA944EA3278874EE874AF749B4680
TrID 33.1% (.EXE) Win64 Executable (generic) (6522/11/2)
25.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
10.4% (.ICL) Windows Icons Library (generic) (2059/9)
10.3% (.EXE) OS/2 Executable (generic) (2029/13)
10.1% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
Reporter aachum
Tags:dropped-by-OffLoader exe muaklekcoop-com SunWukong


Avatar
iamaachum
https://plasteredplayn.com/sunwukongs.exe

Loader C2:
https://muaklekcoop.com/js/java.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
132
Origin country :
ES ES
Vendor Threat Intelligence
No detections
Malware family:
vidar
Create hunting rule
ID:
1
File name:
_0ab83feefb3ea1ba67dd9834bb489ca3c9ad311a49f3afa1e1ba9b72de22ef76.exe
Verdict:
Malicious activity
Analysis date:
2026-06-07 13:11:09 UTC
Tags:
loader stealer vidar
Link:
https://app.any.run/tasks/5b588ec5-f401-4785-afb7-70347dcd486c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/69442/
Detection(s):
SecuriteInfo.com.Trojan.Siggen32.47638.29923.28558.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a256d8a63a4889c1afa5628
Tags:
phishing cobalt
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a process with a hidden window
Сreating synchronization primitives
Using the Windows Management Instrumentation requests
Sending an HTTP POST request
Creating a file in the %temp% directory
Creating a process from a recently created file
Deleting a recently created file
Connection attempt to an infection source
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Launching a process
Query of malicious DNS domain
Sending an HTTP POST request to an infection source
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug fingerprint keylogger microsoft_visual_cc packed
Link:
https://www.filescan.io/uploads/6a256d844bb6e36d180d138e/reports/9e1ec788-a39f-422d-92e8-528b3c748336/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/0ab83feefb3ea1ba67dd9834bb489ca3c9ad311a49f3afa1e1ba9b72de22ef76
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-06-05T08:48:00Z UTC
Last seen:
2026-06-08T04:30:00Z UTC
Hits:
~100
Detections:
VHO:Trojan-PSW.Win32.Observer.gen Trojan.Win64.Cobalt.crl Trojan.PowerShell.Cobalt.sb PDM:Trojan.Win32.Generic Backdoor.Agent.HTTP.C&C NetTool.PowerShellUA.HTTP.C&C NetTool.PowerShellGet.HTTP.C&C
Link:
https://opentip.kaspersky.com/0ab83feefb3ea1ba67dd9834bb489ca3c9ad311a49f3afa1e1ba9b72de22ef76/results?tab=lookup
Malware family:
AtlasAgent
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0162e93b-2e13-4ee9-bb6d-f62d1cdae480
Result
Threat name:
ACR Stealer, EtherHiding, REMUS Stealer,
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1924124
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
Found direct / indirect Syscall (likely to bypass EDR)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Found stalling execution ending in API Sleep call
Hides threads from debuggers
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Powershell drops PE file
Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Sigma detected: Suspicious PowerShell Parameter Substring
Suricata IDS alerts for network traffic
Suspicious powershell command line found
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Crypto Currency Wallets
Tries to steal from password manager
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
Uses known network protocols on non-standard ports
Writes to foreign memory regions
Yara detected ACR Stealer
Yara detected EtherHiding
Yara detected Powershell download and execute
Yara detected REMUS Stealer
Yara detected ZigClipper
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1924124 Sample: sunwukongs.exe Startdate: 07/06/2026 Architecture: WINDOWS Score: 100 39 repqst.shop 2->39 41 muaklekcoop.com 2->41 43 6 other IPs or domains 2->43 59 Suricata IDS alerts for network traffic 2->59 61 Found malware configuration 2->61 63 Malicious sample detected (through community Yara rule) 2->63 65 11 other signatures 2->65 10 sunwukongs.exe 2->10         started        signatures3 process4 dnsIp5 53 repqst.shop 185.25.116.91, 49724, 7688 UKRAINE-ASUA Ukraine 10->53 55 muaklekcoop.com 119.59.120.15, 443, 49716, 49719 METRABYTE-TH453LadplacoutJorakhaebuaTH Thailand 10->55 57 radiosanducito.uy 195.250.27.211, 443, 49745, 49747 WHG-MEXGB Mexico 10->57 81 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 10->81 83 Suspicious powershell command line found 10->83 85 Tries to steal Mail credentials (via file / registry access) 10->85 87 5 other signatures 10->87 14 powershell.exe 14 32 10->14         started        18 powershell.exe 10->18         started        signatures6 process7 dnsIp8 35 C:\Users\user\...\4yWklcfCIqjVmo2Q.exe, PE32 14->35 dropped 89 Loading BitLocker PowerShell Module 14->89 91 Powershell drops PE file 14->91 21 4yWklcfCIqjVmo2Q.exe 1 14->21         started        25 conhost.exe 14->25         started        45 iplogger.co 172.67.167.249, 443, 49746 CLOUDFLARENET-CloudflareIncUS Canada 18->45 37 C:\Users\user\AppData\...\AspyxuKfr0q4.exe, PE32+ 18->37 dropped 27 AspyxuKfr0q4.exe 18->27         started        29 conhost.exe 18->29         started        file9 signatures10 process11 dnsIp12 47 gro.runtimeforge.cc 104.21.81.196, 443, 49729, 49730 CLOUDFLARENET-CloudflareIncUS Canada 21->47 67 Multi AV Scanner detection for dropped file 21->67 69 Tries to harvest and steal browser information (history, passwords, etc) 21->69 71 Writes to foreign memory regions 21->71 79 6 other signatures 21->79 31 chrome.exe 21->31         started        49 celebration-internet.cc 172.67.131.195, 443, 49749 CLOUDFLARENET-CloudflareIncUS Canada 27->49 51 ae7280d68d883734b.awsglobalaccelerator.com 99.83.204.86, 443, 49748 AMAZON-02-AmazoncomIncUS United States 27->51 73 Queries sensitive disk information (via WMI, Win32_DiskDrive, often done to detect virtual machines) 27->73 75 Found stalling execution ending in API Sleep call 27->75 77 Found direct / indirect Syscall (likely to bypass EDR) 27->77 signatures13 process14 process15 33 chrome.exe 31->33         started       
Score:
86%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/0ab83feefb3ea1ba67dd9834bb489ca3c9ad311a49f3afa1e1ba9b72de22ef76
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0ab83feefb3ea1ba67dd9834bb489ca3c9ad311a49f3afa1e1ba9b72de22ef76/
Verdict:
Malicious
Threat:
Family.VIDAR
Link:
https://tip.neiki.dev/file/0ab83feefb3ea1ba67dd9834bb489ca3c9ad311a49f3afa1e1ba9b72de22ef76
Threat name:
Win64.Spyware.Acrstealer
Create hunting rule
Status:
Malicious
First seen:
2026-06-05 16:50:01 UTC
File Type:
PE+ (Exe)
Extracted files:
3
AV detection:
15 of 23 (65.22%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=bk4d73x3h2q3uz65ta2lwse4upe22mi2jhz27ipbxknxfxrc553a._file
Verdict:
malicious
Label(s):
remus
Create hunting rule
Similar samples:
24e18512188e3685c1a5909fbcab8f53691834b47b3ce05de527242c48f484fa
ACRStealer
639b0811c9f109328398efe15d75f3b2144af3c3286783f39247721e2415b689
ACRStealer
error
ACRStealer
Result
Malware family:
remus_stealer
Create hunting rule
Score:
  10/10
Tags:
family:remus_stealer discovery stealer
Link:
https://tria.ge/reports/260607-qdzx4se19q/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks installed software on the system
Checks computer location settings
Executes dropped EXE
Badlisted process makes network request
Downloads MZ/PE file
Family: Remus
Malware Config
C2 Extraction:
http://repqst.shop:7688
http://youngel.biz:8768
http://carogra.biz:4219
Unpacked files
SH256 hash:
0ab83feefb3ea1ba67dd9834bb489ca3c9ad311a49f3afa1e1ba9b72de22ef76
MD5 hash:
b3a00a3f8432a34f459614aa5dce55ee
SHA1 hash:
43da4180926c5fdfcc598b5fab2aa29d1ab8a71e
Link:
https://www.unpac.me/results/20fee68e-8000-4152-a877-0d992bb3ecec/
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/0ab83feefb3ea1ba67dd9834bb489ca3c9ad311a49f3afa1e1ba9b72de22ef76

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:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:https://cyfare.net/

File information

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

Web download

ACRStealer

Executable exe 0ab83feefb3ea1ba67dd9834bb489ca3c9ad311a49f3afa1e1ba9b72de22ef76

(this sample)

ACRStealer

Executable exe 639b0811c9f109328398efe15d75f3b2144af3c3286783f39247721e2415b689

  
Link
https://tria.ge/260607-prjmlsez4x/behavioral2
  
Dropped by
OffLoader
  
Dropping
ACRStealer
  
Dropping
RemusStealer
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3835260/
Cape
Cape
https://www.capesandbox.com/analysis/69442/
  
Dropping
SHA256 639b0811c9f109328398efe15d75f3b2144af3c3286783f39247721e2415b689
  
Dropping
MD5 5bb16847af63b7eaac675ca18a78ca1c

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