MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d5655568fee9c610139d41d367afc74e768e1c8baf70e37912e9ebeb27b5d411. 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: 10

Intelligence 10 IOCs YARA 20 File information Comments

SHA256 hash:	d5655568fee9c610139d41d367afc74e768e1c8baf70e37912e9ebeb27b5d411
SHA3-384 hash:	9143f9a66f1b5a74e5d0569166d8f5e5e2ca54aec74ea777af4052089f002b8f8309a45dda65a226355ae76a6e41b24b
SHA1 hash:	734fac0febe2f81724ea584b15ad5a0a7f04ff20
MD5 hash:	cd1d120f31b2510c6a68d4f4d294f594
humanhash:	four-high-colorado-paris
File name:	hjbk.exe
Download:	download sample
Signature	ACRStealer Create hunting rule
File size:	2'463'360 bytes
First seen:	2026-05-26 00:23:51 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	5af915f278815e76bad476ef32593028 (15 x ACRStealer, 13 x LummaStealer, 4 x Fuery)
ssdeep	24576:/wTudZT+wOfL9Fejo2UyGfbPjzgR7UeywlYEEbdir38uMR//niWNskSdMLOC1T6e:/FSH3Xey8YMrYfvF1tfB9vN
TLSH	T1B1B56C01FCD784F2E802533299AB62BF27359D054F369B97E6547ABAB9736D04D32302
TrID	50.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 10.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 10.5% (.EXE) Win64 Executable (generic) (6522/11/2) 8.1% (.EXE) Win16 NE executable (generic) (5038/12/1) 7.2% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika	pebin
dhash icon	5559597151717909 (7 x ACRStealer, 1 x RemusStealer)
Reporter	aachum
Tags:	5-252-155-72 ACRStealer exe flur-constzoo-surf signed

Code Signing Certificate

Organisation:	me.muz.li
Issuer:	R13
Algorithm:	sha256WithRSAEncryption
Valid from:	2026-05-07T19:29:00Z
Valid to:	2026-08-05T19:28:59Z
Serial number:	056db75ad9aa9bd0a6fe9c044afcc9b07cb5
Intelligence:	15 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:	SHA256
Thumbprint:	45595aee12fee4e944ed6111fee6f7fca7b1b8371c542ad43b50f18a3e83f3d4
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

iamaachum

http://5.252.155.72/load/hjbk.exe

ACRStealer C2: flur.constzoo.surf

Intelligence

File Origin

# of uploads :

# of downloads :

144

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

hjbk.exe

Verdict:

Malicious activity

Analysis date:

2026-05-26 00:24:03 UTC

Tags:

stealer golang

Link:

https://app.any.run/tasks/75626dd1-dfbb-425c-ada3-9e908d5fe3ce

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/67910/

Detection(s):

SecuriteInfo.com.Win32.Evo-gen.63666441.UNOFFICIAL

Verdict:

Malicious

Score:

92.5%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6a14e8215d76862ef947cf81

Tags:

phishing spoof

Result

Verdict:

Clean

Maliciousness:

Behaviour

Сreating synchronization primitives

DNS request

Connection attempt

Sending a custom TCP request

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Tags:

adaptive-context anti-vm crypto golang packed signed

Link:

https://www.filescan.io/uploads/6a15476312da0d249c5798a0/reports/23baa877-9700-46d8-80d7-fc39319d09bf/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_70%

Link:

https://www.hybrid-analysis.com/sample/d5655568fee9c610139d41d367afc74e768e1c8baf70e37912e9ebeb27b5d411

Verdict:

Malicious

File Type:

exe x32

First seen:

2026-05-25T21:31:00Z UTC

Last seen:

2026-05-25T23:36:00Z UTC

Hits:

~10

Detections:

Trojan.Win64.Agent.sb Trojan.Win64.Agent.smghxu

Link:

https://opentip.kaspersky.com/d5655568fee9c610139d41d367afc74e768e1c8baf70e37912e9ebeb27b5d411/results?tab=lookup

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/b8df338b-ef4f-4ee4-a7da-ebe3a6aa4a89

Result

Threat name:

ACR Stealer, GO Stealer

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1918342

Signature

AI detected suspicious PE digital signature

Allocates memory in foreign processes

Found direct / indirect Syscall (likely to bypass EDR)

Found many strings related to Crypto-Wallets (likely being stolen)

Hides threads from debuggers

Maps a DLL or memory area into another process

Multi AV Scanner detection for submitted file

Suricata IDS alerts for network traffic

Switches to a custom stack to bypass stack traces

Tries to harvest and steal browser information (history, passwords, etc)

Tries to steal Crypto Currency Wallets

Unusual module load detection (module proxying)

Writes to foreign memory regions

Yara detected ACR Stealer

Yara detected GO Stealer

Behaviour

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/d5655568fee9c610139d41d367afc74e768e1c8baf70e37912e9ebeb27b5d411

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

Executable PE (Portable Executable) PE File Layout Win 32 Exe x86

Link:

https://app.malva.re/file/cd1d120f31b2510c6a68d4f4d294f594

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/d5655568fee9c610139d41d367afc74e768e1c8baf70e37912e9ebeb27b5d411/

Verdict:

Malicious

Threat:

Trojan.Win64.Agent

Link:

https://tip.neiki.dev/file/d5655568fee9c610139d41d367afc74e768e1c8baf70e37912e9ebeb27b5d411

Threat name:

Win32.Trojan.Qwexlafiba

Status:

Malicious

First seen:

2026-05-26 00:24:19 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

17 of 24 (70.83%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=2vsvk2h65hdbae45ihjwpl6hjz3i4helv5yog6is5hv6wj5v2qiq._file

Result

Malware family:

n/a

Score:

10/10

Tags:

discovery spyware stealer

Link:

https://tria.ge/reports/260526-ap8rdscs8y/

Behaviour

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Browser Information Discovery

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

Suspicious use of NtCreateUserProcessOtherParentProcess

Unpacked files

SH256 hash:

d5655568fee9c610139d41d367afc74e768e1c8baf70e37912e9ebeb27b5d411

MD5 hash:

cd1d120f31b2510c6a68d4f4d294f594

SHA1 hash:

734fac0febe2f81724ea584b15ad5a0a7f04ff20

Link:

https://www.unpac.me/results/c26a4d2e-80be-4b66-9de4-148a7720c0e1/

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Legit

Score:

0.08

Link:

https://yomi.yoroi.company/submissions/d5655568fee9c610139d41d367afc74e768e1c8baf70e37912e9ebeb27b5d411

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:	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:	Detect_Go_GOMAXPROCS Create hunting rule
Author:	Obscurity Labs LLC
Description:	Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata

Rule name:	GoBinTest Create hunting rule

Rule name:	golang Create hunting rule

Rule name:	Golangmalware Create hunting rule
Author:	Dhanunjaya
Description:	Malware in Golang

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_Find_CSC846 Create hunting rule
Author:	Ashar Siddiqui
Description:	Find Go Signatuers

Rule name:	Golang_Find_CSC846_Simple Create hunting rule
Author:	Ashar Siddiqui
Description:	Find Go Signatuers

Rule name:	HiveRansomware Create hunting rule
Author:	Dhanunjaya
Description:	Yara Rule To Detect Hive V4 Ransomware

Rule name:	PE_Digital_Certificate Create hunting rule
Author:	albertzsigovits

Rule name:	pe_no_import_table Create hunting rule
Description:	Detect pe file that no import table

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:	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/