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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 42d874277b3991034945afc2000d0bd75ca1c537dfec4b932e5d626201e14115. 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


Stealc


Vendor detections: 13


Intelligence 13 IOCs YARA 35 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 42d874277b3991034945afc2000d0bd75ca1c537dfec4b932e5d626201e14115
SHA3-384 hash: b328a7f24a2833a90caca7f88f7c848c1bb2110cb6d334c20273050c90ddf1ab55419aa79e722290e6c0760f2f4db5ac
SHA1 hash: 30d0aa8335c1dde80d3dd06fab0c3ca6025bd6e5
MD5 hash: 6a6a0d620ad332821e88b657409e24ad
humanhash: bluebird-pizza-two-sink
File name:Loader.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:13'000'192 bytes
First seen:2026-04-25 11:10:33 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 9b763104e1c7e7b7334a1e9ed4235cd3 (2 x RemusStealer, 1 x Stealc)
ssdeep 196608:MP8C5b8dG/LbyP37XHZkfrxWeKnDSiCOBerWDnN9Ysn7ggG+CM+YviJTy:MJgsTbmzgrxWesDsOBRXLoTy
Threatray 5 similar samples on MalwareBazaar
TLSH T152D6224BBC9908F6C4AA92328D7B91827B31BC490F3163D72AA4B6782F737E05D75354
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 Alex_sev
Tags:agent exe Generic MalPack Stealc

Intelligence

File Origin
# of uploads :
1
# of downloads :
175
Origin country :
BY BY
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
https://wormhole.app/KB5o6A#TBEK2IlHxx9P7KtRZZ19tA
Verdict:
Malicious activity
Analysis date:
2026-03-27 05:06:21 UTC
Tags:
websocket stealer stealc
Link:
https://app.any.run/tasks/b9d91ac0-ab10-439f-87ca-03fc97d83fe5

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/63569/
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=69c62325390b996474142468
Tags:
cobalt virus small hype
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Connection attempt
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/42d874277b3991034945afc2000d0bd75ca1c537dfec4b932e5d626201e14115
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-03-27T03:31:00Z UTC
Last seen:
2026-04-18T17:25:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/42d874277b3991034945afc2000d0bd75ca1c537dfec4b932e5d626201e14115/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/5dde23ec-fca5-421d-a261-2f20426814be
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/42d874277b3991034945afc2000d0bd75ca1c537dfec4b932e5d626201e14115
Verdict:
inconclusive
YARA:
3 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/6a6a0d620ad332821e88b657409e24ad
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/42d874277b3991034945afc2000d0bd75ca1c537dfec4b932e5d626201e14115/
Verdict:
Malicious
Threat:
Family.STEALC
Link:
https://tip.neiki.dev/file/42d874277b3991034945afc2000d0bd75ca1c537dfec4b932e5d626201e14115
Threat name:
Win64.Spyware.Stealc
Create hunting rule
Status:
Malicious
First seen:
2026-03-27 06:26:48 UTC
File Type:
PE+ (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ilmhij33hgiqgskfv7baadil25okdrjx37wexezolvrgeapbiekq._file
Verdict:
malicious
Label(s):
stealc
Create hunting rule
shellcode_loader_007
Create hunting rule
Similar samples:
03bbc4fa1fd784276da135ab62fef85aaddea66e6eb176d7e59c3398f818b153
Stealc
f654dd05e0a4b7c604f95160b8f7695883e70356fcb3c86ba6c6e4da30e26394
Stealc
f77d9073f461ce158971e66bd0dbec3273aba6c24fb3e8fe2ba4998dd7b59468
Stealc
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:m0r1 stealer
Link:
https://tria.ge/reports/260425-m94z6ags61/
Behaviour
Detects Stealc stealer Version 2
Family: Stealc
Malware Config
C2 Extraction:
http://95.85.238.4
Unpacked files
SH256 hash:
42d874277b3991034945afc2000d0bd75ca1c537dfec4b932e5d626201e14115
MD5 hash:
6a6a0d620ad332821e88b657409e24ad
SHA1 hash:
30d0aa8335c1dde80d3dd06fab0c3ca6025bd6e5
Link:
https://www.unpac.me/results/72372196-2138-49e2-87a5-14d425cf7725/
Malware family:
Stealc.v2
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/42d874277b39/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.14
Link:
https://yomi.yoroi.company/submissions/42d874277b3991034945afc2000d0bd75ca1c537dfec4b932e5d626201e14115

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:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
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:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
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:Heuristics_ChromeABE
Create hunting rule
Author:Still
Description:attempts to match instructions related to Chrome App-bound Encryption elevation service; possibly spotted amongst infostealers
Rule name:HiveRansomware
Create hunting rule
Author:Dhanunjaya
Description:Yara Rule To Detect Hive V4 Ransomware
Rule name:malware_shellcode_hash
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect shellcode api hash value
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:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:StealcV2
Create hunting rule
Author:Still
Description:attempts to match the instructions found in StealcV2
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:TH_Win_ETW_Bypass_2025_CYFARE
Create hunting rule
Author:CYFARE
Description:Windows ETW Bypass Detection Rule - 2025
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.
Rule name:Windows_Trojan_Stealc_41db1d4d
Create hunting rule
Author:Elastic Security
Rule name:win_mal_StealC_v2
Create hunting rule
Author:AlexMM
Description:Detects StealC v2
Rule name:win_stealc_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.stealc.

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/63569/

Comments