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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7a43461961a2e4aa94b537b083b6ab090532857cbfe5a412efa142c637bc8f3e. 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



NeedleStealer


Vendor detections: 10


Intelligence 10 IOCs YARA 32 File information Comments

SHA256 hash: 7a43461961a2e4aa94b537b083b6ab090532857cbfe5a412efa142c637bc8f3e
SHA3-384 hash: 1794840b09bd09c1ad7c8a5005242acb6afd89f354fc3b2fd9a0b26da1fcf96273da42b6e7f2c38fda1903c774c59d41
SHA1 hash: cb5df0beb15a2b8832666ccc4f4e2c646e546f31
MD5 hash: 50d829498390ba6fd2a4d5984ca71586
humanhash: venus-delaware-carpet-virginia
File name:50d829498390ba6fd2a4d5984ca71586.exe
Download: download sample
Signature NeedleStealer
File size:10'508'800 bytes
First seen:2026-08-19 10:43:51 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d42595b695fc008ef2c56aabd8efd68e (1'397 x Vidar, 331 x RemusStealer, 134 x Stealc)
ssdeep 98304:Qs3tA3aFO9nGT6w5zctp72WYwsb9RD0QSCnpjNXEBgk23U2HMeZWlEXdsRc6E:QsEaw9n46yQp7dYpb9+pCpjNUyr3D
TLSH T172B69E47EC9135ADC1AAD2318666B152BAF27C485B3133D72B50F3282F73BD06AB9750
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 abuse_ch
Tags:exe NeedleStealer

Intelligence


File Origin
# of uploads :
1
# of downloads :
193
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a process with a hidden window
DNS request
Connection attempt
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Searching for the window
Creating a file
Running batch commands
Launching a process
Launching a tool to kill processes
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.spyw.evad
Score:
92 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Installs new ROOT certificates
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Self deletion via cmd or bat file
Sigma detected: BloodHound Collection Files
Tries to harvest and steal browser information (history, passwords, etc)
Uses ping.exe to check the status of other devices and networks
Uses ping.exe to sleep
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1960283 Sample: bw9C7cNu5J.exe Startdate: 19/08/2026 Architecture: WINDOWS Score: 92 39 allremdeskriki.com 2->39 45 Antivirus detection for URL or domain 2->45 47 Antivirus / Scanner detection for submitted sample 2->47 49 Multi AV Scanner detection for submitted file 2->49 51 2 other signatures 2->51 8 bw9C7cNu5J.exe 3 2->8         started        signatures3 process4 dnsIp5 43 allremdeskriki.com 172.67.150.241, 443, 49725 CLOUDFLARENET-CloudflareIncUS Canada 8->43 35 C:\Users\user\Desktop\bw9C7cNu5J.exe.bat, DOS 8->35 dropped 37 C:\Users\user\AppData\...\backup_domains.json, JSON 8->37 dropped 53 Installs new ROOT certificates 8->53 55 Self deletion via cmd or bat file 8->55 57 Tries to harvest and steal browser information (history, passwords, etc) 8->57 13 cmd.exe 1 8->13         started        16 taskkill.exe 1 8->16         started        18 taskkill.exe 1 8->18         started        20 taskkill.exe 1 8->20         started        file6 signatures7 process8 signatures9 59 Uses ping.exe to sleep 13->59 61 Uses ping.exe to check the status of other devices and networks 13->61 22 PING.EXE 1 13->22         started        25 conhost.exe 13->25         started        27 PING.EXE 1 13->27         started        29 conhost.exe 16->29         started        31 conhost.exe 18->31         started        33 conhost.exe 20->33         started        process10 dnsIp11 41 127.0.0.1 unknown unknown 22->41
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Threat name:
Win64.Trojan.Yogi
Status:
Malicious
First seen:
2026-07-04 20:36:09 UTC
File Type:
PE+ (Exe)
AV detection:
23 of 38 (60.53%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
unc_stealer_015
Result
Malware family:
needle_stealer
Score:
  10/10
Tags:
family:needle_stealer defense_evasion discovery execution spyware stealer
Behaviour
Kills process with taskkill
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Executes a command shell one-liner
System Network Configuration Discovery: Internet Connection Discovery
Reads user/profile data of web browsers
Malware Config
C2 Extraction:
https://allremdeskriki.com/api/v2
Unpacked files
SH256 hash:
7a43461961a2e4aa94b537b083b6ab090532857cbfe5a412efa142c637bc8f3e
MD5 hash:
50d829498390ba6fd2a4d5984ca71586
SHA1 hash:
cb5df0beb15a2b8832666ccc4f4e2c646e546f31
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:command_and_control
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
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__QueryInfo
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__ConsoleCtrl
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__SetConsoleCtrl
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:DetectGoMethodSignatures
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:Detect_Go_GOMAXPROCS
Author:Obscurity Labs LLC
Description:Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata
Rule name:FreddyBearDropper
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:GoBinTest
Rule name:golang
Rule name:Golangmalware
Author:Dhanunjaya
Description:Malware in Golang
Rule name:golang_binary_string
Description:Golang strings present
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:golang_duffcopy_amd64
Rule name:Golang_Find_CSC846
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:Golang_Find_CSC846_Simple
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:HiveRansomware
Author:Dhanunjaya
Description:Yara Rule To Detect Hive V4 Ransomware
Rule name:identity_golang
Author:Eric Yocam
Description:find Golang malware
Rule name:INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
Author:ditekSHen
Description:Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.
Rule name:Macos_Infostealer_Wallets_8e469ea0
Author:Elastic Security
Rule name:MD5_Constants
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:ProgramLanguage_Golang
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:RANSOMWARE
Author:ToroGuitar
Rule name:RemusStealer_GoPayload
Author:burger
Description:Detects RemusStealer Go-compiled payload
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:SHA512_Constants
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:Suspicious_Golang_Binary
Author:Tim Machac
Description:Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)
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/

File information


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

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