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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 64773e9b66825e3e3d653b730f2994eac6635d8166707d076371bb2ff2f7f434. 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: 15


Intelligence 15 IOCs YARA 15 File information Comments

SHA256 hash: 64773e9b66825e3e3d653b730f2994eac6635d8166707d076371bb2ff2f7f434
SHA3-384 hash: 3aa7f186a61825f0b1879dd865953795aaa866a98920b9af8ef8e0d61742cb42a7c2ca3da69317c0d9bd53293ae4deb7
SHA1 hash: 9c91b00f37e2c91ec52f60a7d3115ea824c6d2c6
MD5 hash: a14313f547139025473612833687c1a5
humanhash: delta-fix-beryllium-fifteen
File name:WTSAPI32.DLL
Download: download sample
Signature ACRStealer
File size:1'717'248 bytes
First seen:2026-09-03 12:31:36 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b96c3cdb0d69bbcf4e7174a68d554fc2 (1 x ACRStealer)
ssdeep 24576:3HMe8e18KimZP1k26rnWodwwz6JreJRa6K1jytX7q3iVF1N+DU7DGb7ohyy:3Hn8eCRxldwwz6JCJwPgqSH1FDeowy
TLSH T13785DF05A3E80AB5D6B7D334CA675632D7B1785107709ACF02A4DA5E2F33BD06E3A721
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:ACRStealer dll sync-canyonmere-cc


Avatar
iamaachum
https://techcloudmacos.org/ => https://mega.nz/file/p7o12Iwb#8Q7fs79fCJ5easX5LzgNW7mvq4Nfg10v0lCCczYocaI

ACRStealer C2: sync.canyonmere.cc

Intelligence


File Origin
# of uploads :
1
# of downloads :
190
Origin country :
ES ES
Vendor Threat Intelligence
No detections
Malware family:
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-09-03 12:35:46 UTC
Tags:
stealer vidar arch-scr

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
99.1%
Tags:
emotet virus
Result
Verdict:
Clean
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug crypto masquerade microsoft_visual_cc packed reconnaissance
Verdict:
Malicious
File Type:
dll x64
First seen:
2026-09-03T09:12:00Z UTC
Last seen:
2026-09-05T02:58:00Z UTC
Hits:
~10
Result
Threat name:
n/a
Detection:
malicious
Classification:
spyw.evad
Score:
96 / 100
Signature
Allocates memory in foreign processes
Antivirus detection for URL or domain
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Unusual module load detection (module proxying)
Writes to foreign memory regions
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1968010 Sample: WTSAPI32.DLL.exe Startdate: 03/09/2026 Architecture: WINDOWS Score: 96 34 sync.canyonmere.cc 2->34 36 www.google.com 2->36 46 Suricata IDS alerts for network traffic 2->46 48 Antivirus detection for URL or domain 2->48 50 Multi AV Scanner detection for submitted file 2->50 52 3 other signatures 2->52 9 loaddll64.exe 1 2->9         started        signatures3 process4 process5 11 rundll32.exe 9->11         started        14 rundll32.exe 9->14         started        16 cmd.exe 1 9->16         started        18 29 other processes 9->18 signatures6 66 Writes to foreign memory regions 11->66 68 Allocates memory in foreign processes 11->68 70 Injects a PE file into a foreign processes 11->70 20 wab.exe 11->20         started        24 wab.exe 14->24         started        26 rundll32.exe 16->26         started        28 wab.exe 18->28         started        process7 dnsIp8 38 172.67.190.252, 443, 49708, 49712 CLOUDFLARENET-CloudflareIncUS Canada 20->38 54 Tries to harvest and steal browser information (history, passwords, etc) 20->54 40 sync.canyonmere.cc 104.21.20.27, 443, 49703, 49704 CLOUDFLARENET-CloudflareIncUS Canada 24->40 42 8.8.8.8, 443, 49701, 49702 GOOGLE-GoogleLLCUS United States 24->42 56 Found many strings related to Crypto-Wallets (likely being stolen) 24->56 58 Hides threads from debuggers 24->58 60 Writes to foreign memory regions 26->60 62 Allocates memory in foreign processes 26->62 64 Injects a PE file into a foreign processes 26->64 30 wab.exe 26->30         started        signatures9 process10 dnsIp11 44 sync.canyonmere.cc 30->44 72 Hides threads from debuggers 30->72 signatures12
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Threat name:
Win64.Spyware.Acrstealer
Status:
Suspicious
First seen:
2026-09-03 12:31:18 UTC
File Type:
PE+ (Dll)
AV detection:
15 of 23 (65.22%)
Threat level:
  2/5
Result
Malware family:
acrstealer
Score:
  10/10
Tags:
family:acrstealer discovery persistence spyware stealer
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 behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Browser Information Discovery
System Location Discovery: System Language Discovery
System Time Discovery
Drops file in Windows directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Detects ACRStealer V4.x
Family: ACR stealer,GrMsk
Suspicious use of NtCreateUserProcessOtherParentProcess
Malware Config
C2 Extraction:
sync.canyonmere.cc
Unpacked files
SH256 hash:
64773e9b66825e3e3d653b730f2994eac6635d8166707d076371bb2ff2f7f434
MD5 hash:
a14313f547139025473612833687c1a5
SHA1 hash:
9c91b00f37e2c91ec52f60a7d3115ea824c6d2c6
Malware family:
ACRStealer
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.

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:CP_Script_Inject_Detector
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__MemoryWorkingSet
Author:Fernando Mercรชs
Description:Anti-debug process memory working set size check
Reference:http://www.gironsec.com/blog/2015/06/anti-debugger-trick-quicky/
Rule name:DebuggerCheck__QueryInfo
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:NET
Author:malware-lu
Rule name:pe_detect_tls_callbacks
Rule name:RIPEMD160_Constants
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:Sus_CMD_Powershell_Usage
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:ThreadControl__Context
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE
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/
Rule name:TH_Generic_MassHunt_Win_Malware_2025_CYFARE
Author:CYFARE
Description:Generic Windows malware mass-hunt rule - 2025
Reference:https://cyfare.net/
Rule name:VECT_Ransomware
Author:Mustafa Bakhit
Description:Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.

File information


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

Web download

ACRStealer

Executable exe 64773e9b66825e3e3d653b730f2994eac6635d8166707d076371bb2ff2f7f434

(this sample)

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