MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 31f5df22bbc18d0068ae3ca520e06a7826695718f5a3796dd1df450dfdf5f2e2. 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: 14

Intelligence 14 IOCs YARA 26 File information Comments

SHA256 hash:	31f5df22bbc18d0068ae3ca520e06a7826695718f5a3796dd1df450dfdf5f2e2
SHA3-384 hash:	4dad5bde154737f69eb54dd3557947c2b4898e0acf69fdbc9d3bcd40e23557f94e964099d6fe6e1eb979b24816eee99d
SHA1 hash:	0949ab0b41c74cc4ed1b5789b4aa7dcc67b98499
MD5 hash:	162548a50448b424f2f65058d3750995
humanhash:	solar-mississippi-fanta-hot
File name:	cx-programmer 9.1 free download full.exe
Download:	download sample
Signature	ACRStealer Create hunting rule
File size:	2'406'912 bytes
First seen:	2026-05-29 05:35:56 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	d42595b695fc008ef2c56aabd8efd68e (386 x Vidar, 94 x Stealc, 92 x Rhadamanthys)
ssdeep	49152:aI1SV9egbSDmeEKNTS4ysITtlgSwXW4LAp:aRhMRNO4zIlQml
TLSH	T198B57B4A6CE048EAC0AA633689E722927B75BC450F3263C72E50B73C3FB26E45D75754
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
dhash icon	e1dcdef4f8e88210 (1 x ACRStealer)
Reporter	abuse_ch
Tags:	ACRStealer de-pumped exe

Intelligence

File Origin

# of uploads :

# of downloads :

139

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

vidar

ID:

File name:

_31f5df22bbc18d0068ae3ca520e06a7826695718f5a3796dd1df450dfdf5f2e2.exe

Verdict:

Malicious activity

Analysis date:

2026-05-29 05:38:52 UTC

Tags:

ip-check evasion golang loader generic stealer vidar

Link:

https://app.any.run/tasks/bb689014-17f2-4278-9a38-f167d1d0a85c

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/68384/

Detection(s):

SecuriteInfo.com.Win64.MalwareX-gen.51429518.UNOFFICIAL

Verdict:

Clean

Score:

89.3%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6a1925dcc73fda38a80a950d

Tags:

n/a

Result

Verdict:

Malware

Maliciousness:

Behaviour

DNS request

Connection attempt

Sending an HTTP GET request

Sending a custom TCP request

Creating a file

Creating a process from a recently created file

Sending an HTTP GET request to an infection source

Сreating synchronization primitives

Connection attempt to an infection source

Verdict:

Likely Malicious

Threat level:

7.5/10

Confidence:

100%

Tags:

anti-vm crypto golang

Link:

https://www.filescan.io/uploads/6a1925d8099ef368af0ade58/reports/b1401eb8-d437-4c7a-8589-4e34eec62e96/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_70%

Link:

https://www.hybrid-analysis.com/sample/31f5df22bbc18d0068ae3ca520e06a7826695718f5a3796dd1df450dfdf5f2e2

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-05-29T02:56:00Z UTC

Last seen:

2026-05-30T23:06:00Z UTC

Hits:

~10

Detections:

Backdoor.Win64.Gsb.sb Backdoor.Win64.Gsb.gen

Link:

https://opentip.kaspersky.com/31f5df22bbc18d0068ae3ca520e06a7826695718f5a3796dd1df450dfdf5f2e2/results?tab=lookup

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/2d6be88d-c2ec-465a-8986-629f0b98a5ff

Result

Threat name:

ACR Stealer, GO Stealer

Detection:

malicious

Classification:

troj.spyw.evad.mine

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1920143

Signature

Allocates memory in foreign processes

Contains functionality to registers a callback to get notified when the system is suspended or resumed (often done by Miners)

Detected unpacking (creates a PE file in dynamic memory)

Drops PE files to the document folder of the user

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 dropped file

Multi AV Scanner detection for submitted file

Potentially malicious time measurement code found

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)

Uses known network protocols on non-standard ports

Writes to foreign memory regions

Yara detected ACR Stealer

Yara detected GO Stealer

Behaviour

Behavior Graph:

Download SVG

Score:

98%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/31f5df22bbc18d0068ae3ca520e06a7826695718f5a3796dd1df450dfdf5f2e2

Gathering data

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/31f5df22bbc18d0068ae3ca520e06a7826695718f5a3796dd1df450dfdf5f2e2/

Verdict:

Malicious

Threat:

Family.VIDAR

Link:

https://tip.neiki.dev/file/31f5df22bbc18d0068ae3ca520e06a7826695718f5a3796dd1df450dfdf5f2e2

Threat name:

Win64.Trojan.Kepavll

Status:

Malicious

First seen:

2026-05-29 05:36:36 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=gh256iv3yggqa2fohsssbydkpatgsvyy6wrxs3or35cq37pv6lra._file

Verdict:

malicious

Label(s):

unc_go_loader_002

Similar samples:

error

ACRStealer

Result

Malware family:

n/a

Score:

10/10

Tags:

discovery spyware stealer

Link:

https://tria.ge/reports/260529-gasj7adw6w/

Behaviour

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Browser Information Discovery

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

Looks up external IP address via web service

Checks computer location settings

Executes dropped EXE

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Downloads MZ/PE file

Suspicious use of NtCreateUserProcessOtherParentProcess

Unpacked files

SH256 hash:

31f5df22bbc18d0068ae3ca520e06a7826695718f5a3796dd1df450dfdf5f2e2

MD5 hash:

162548a50448b424f2f65058d3750995

SHA1 hash:

0949ab0b41c74cc4ed1b5789b4aa7dcc67b98499

Link:

https://www.unpac.me/results/b2dae3e2-52fe-4117-9d67-ee02130cb6ef/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/31f5df22bbc1/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/31f5df22bbc18d0068ae3ca520e06a7826695718f5a3796dd1df450dfdf5f2e2

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:	cobalt_strike_tmp01925d3f Create hunting rule
Author:	The DFIR Report
Description:	files - file ~tmp01925d3f.exe
Reference:	https://thedfirreport.com

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__API 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:	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_duffcopy_amd64 Create hunting rule

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_detect_tls_callbacks Create hunting rule

Rule name:	ProgramLanguage_Golang Create hunting rule
Author:	albertzsigovits
Description:	Application written in Golang programming language

Rule name:	RemusStealer_GoPayload Create hunting rule
Author:	burger
Description:	Detects RemusStealer Go-compiled payload

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/

Rule name:	VECT_Ransomware Create hunting rule
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.