MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3884ca8ff0e82370fc831f4b38c4e7004f474ae1a0087ff58b160d5082f031c2. 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: 8


Intelligence 8 IOCs YARA 19 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3884ca8ff0e82370fc831f4b38c4e7004f474ae1a0087ff58b160d5082f031c2
SHA3-384 hash: 7581f5e851506479f037a0d0417955d450db38804cddc2dc77d9f85e313489c5d9003d0760a7f19703262133e6cbd72a
SHA1 hash: 7e65f7901aa4586c24bde6fe7bda5ce85418adca
MD5 hash: 42954d188d8ed2cf8c9e1f20c36baffd
humanhash: potato-december-maine-failed
File name:ck-3d80df5d12cdfe6450a782fc87bf66b444.dll
Download: download sample
Signature ACRStealer
Create hunting rule
File size:4'276'752 bytes
First seen:2026-04-20 06:35:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 22e59ac5cab9839fda1ed6b8c9f8e6bb (1 x ACRStealer)
ssdeep 49152:k2i6oxMcTe5mFjZQzJs7mOukEr69AriPp7qCuu39p+jPJjYQcQ7s7:k2o7EggPjq
TLSH T127168D1BBCB91C69C09AF13484737605F665B8445B2327C71AB0F2682F3A7F25AF9B05
TrID 51.9% (.EXE) Win64 Executable (generic) (6522/11/2)
16.1% (.EXE) OS/2 Executable (generic) (2029/13)
15.9% (.EXE) Generic Win/DOS Executable (2002/3)
15.9% (.EXE) DOS Executable (generic) (2000/1)
Magika pebin
Reporter abuse_ch
Tags:ACRStealer dll exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
151
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
No threats detected
Analysis date:
2026-04-20 06:38:21 UTC
Tags:
golang
Link:
https://app.any.run/tasks/7f28fdd5-aab7-4534-8a02-e519ac7cbde7

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/62351/
Verdict:
Malicious
Score:
94.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69e5c93345787c53e53b4899
Tags:
injection obfusc crypt
Gathering data
Verdict:
Malicious
Labled as:
Trojan_Win32_Wacatac_B_ml
Link:
https://www.hybrid-analysis.com/sample/3884ca8ff0e82370fc831f4b38c4e7004f474ae1a0087ff58b160d5082f031c2
Verdict:
Malicious
File Type:
dll x64
First seen:
2026-04-20T23:42:00Z UTC
Last seen:
2026-04-21T09:34:00Z UTC
Hits:
~10
Detections:
Trojan.Win64.Agent.smgben
Link:
https://opentip.kaspersky.com/3884ca8ff0e82370fc831f4b38c4e7004f474ae1a0087ff58b160d5082f031c2/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/f20cffcf-6bd8-4072-b99b-88774be75ca4
Result
Threat name:
n/a
Detection:
malicious
Classification:
spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1900870
Signature
Antivirus detection for URL or domain
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Joe Sandbox ML detected suspicious sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Rundll32 Execution Without CommandLine Parameters
Suricata IDS alerts for network traffic
System process connects to network (likely due to code injection or exploit)
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
Writes to foreign memory regions
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1900870 Sample: ck-3d80df5d12cdfe6450a782fc... Startdate: 20/04/2026 Architecture: WINDOWS Score: 100 47 table.worldasd.icu 2->47 49 cdn-102.undraftedsuction.cfd 2->49 51 4 other IPs or domains 2->51 61 Suricata IDS alerts for network traffic 2->61 63 Antivirus detection for URL or domain 2->63 65 Multi AV Scanner detection for submitted file 2->65 67 3 other signatures 2->67 10 loaddll64.exe 1 2->10         started        signatures3 process4 process5 12 rundll32.exe 10->12         started        14 cmd.exe 1 10->14         started        16 rundll32.exe 10->16         started        18 3 other processes 10->18 process6 20 rundll32.exe 12->20         started        24 dllhost.exe 12->24         started        26 rundll32.exe 14->26         started        28 rundll32.exe 16->28         started        30 dllhost.exe 16->30         started        dnsIp7 53 cdn-102.undraftedsuction.cfd 172.67.161.195, 443, 49697 CLOUDFLARENETUS United States 20->53 69 System process connects to network (likely due to code injection or exploit) 20->69 71 Found many strings related to Crypto-Wallets (likely being stolen) 20->71 73 Tries to harvest and steal ftp login credentials 20->73 77 6 other signatures 20->77 32 chrome.exe 2 20->32         started        35 chrome.exe 20->35         started        37 rundll32.exe 26->37         started        40 dllhost.exe 26->40         started        75 Hides threads from debuggers 28->75 signatures8 process9 dnsIp10 45 192.168.2.5, 137, 138, 443 unknown unknown 32->45 42 chrome.exe 32->42         started        79 Hides threads from debuggers 37->79 signatures11 process12 dnsIp13 55 googlehosted.l.googleusercontent.com 142.251.111.132, 443, 49704 GOOGLEUS United States 42->55 57 google.com 42->57 59 3 other IPs or domains 42->59
Score:
75%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/3884ca8ff0e82370fc831f4b38c4e7004f474ae1a0087ff58b160d5082f031c2
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3884ca8ff0e82370fc831f4b38c4e7004f474ae1a0087ff58b160d5082f031c2/
Verdict:
Malicious
Threat:
Family.ACRSTEALER
Link:
https://tip.neiki.dev/file/3884ca8ff0e82370fc831f4b38c4e7004f474ae1a0087ff58b160d5082f031c2
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hccmvd7q5arxb7edd5ftrrhhabhuosxbuaeh75mlcygvbaxqghba._file
Result
Malware family:
n/a
Score:
  10/10
Tags:
discovery spyware stealer
Link:
https://tria.ge/reports/260420-hcksssfv4x/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies data under HKEY_USERS
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
System Time Discovery
Drops file in Windows directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Badlisted process makes network request
Suspicious use of NtCreateUserProcessOtherParentProcess
Unpacked files
SH256 hash:
3884ca8ff0e82370fc831f4b38c4e7004f474ae1a0087ff58b160d5082f031c2
MD5 hash:
42954d188d8ed2cf8c9e1f20c36baffd
SHA1 hash:
7e65f7901aa4586c24bde6fe7bda5ce85418adca
Link:
https://www.unpac.me/results/a2988881-3fc0-4e4e-accf-b49079ea26a1/
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/3884ca8ff0e82370fc831f4b38c4e7004f474ae1a0087ff58b160d5082f031c2

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:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__ConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectGoMethodSignatures
Create hunting rule
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:GoBinTest
Create hunting rule
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:golang_duffcopy_amd64
Create hunting rule
Rule name:Golang_Find_CSC846_Simple
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:Suspicious_Golang_Binary
Create hunting rule
Author:Tim Machac
Description:Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
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 3884ca8ff0e82370fc831f4b38c4e7004f474ae1a0087ff58b160d5082f031c2

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/62351/
  
URLhaus
https://urlhaus.abuse.ch/url/3826133/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3826135/
  
URLhaus
https://urlhaus.abuse.ch/url/3826139/
  
URLhaus
https://urlhaus.abuse.ch/url/3826150/
  
URLhaus
https://urlhaus.abuse.ch/url/3826152/
  
URLhaus
https://urlhaus.abuse.ch/url/3826159/
  
URLhaus
https://urlhaus.abuse.ch/url/3826162/
  
URLhaus
https://urlhaus.abuse.ch/url/3826165/
  
URLhaus
https://urlhaus.abuse.ch/url/3826166/
  
URLhaus
https://urlhaus.abuse.ch/url/3826168/
  
URLhaus
https://urlhaus.abuse.ch/url/3826172/
  
URLhaus
https://urlhaus.abuse.ch/url/3826177/
  
URLhaus
https://urlhaus.abuse.ch/url/3826179/
  
URLhaus
https://urlhaus.abuse.ch/url/3826180/
  
URLhaus
https://urlhaus.abuse.ch/url/3826183/
  
URLhaus
https://urlhaus.abuse.ch/url/3826185/
  
URLhaus
https://urlhaus.abuse.ch/url/3826188/
  
URLhaus
https://urlhaus.abuse.ch/url/3826189/
  
URLhaus
https://urlhaus.abuse.ch/url/3826190/
  
URLhaus
https://urlhaus.abuse.ch/url/3826193/
  
URLhaus
https://urlhaus.abuse.ch/url/3826194/
  
URLhaus
https://urlhaus.abuse.ch/url/3826195/
  
URLhaus
https://urlhaus.abuse.ch/url/3826196/

Comments