MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c92f3f57e1bc9e19a4f8f1e08b15513f9e0bbaaf20afd431878e1eb31e99d2b0. 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: 16


Intelligence 16 IOCs YARA 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c92f3f57e1bc9e19a4f8f1e08b15513f9e0bbaaf20afd431878e1eb31e99d2b0
SHA3-384 hash: b0e24f8ada08b796cc02de904d5e3addbe70460f912f10d5e8e8f0f7c147c1c0bee42d82159f38cf47203dce71d3abf4
SHA1 hash: 334e46668ccd19b0ddb11397c2c40f30932126fc
MD5 hash: 4efda15ee9a74e4a1042bf7814069506
humanhash: glucose-rugby-vegan-failed
File name:random.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:1'839'104 bytes
First seen:2025-03-31 12:31:38 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 24576:JD7rrPd5JPxRV1HFDEC2zcrKrdZc7IJepET6FfnbSs6r3X+KwXU/f7xa4oIDhRZk:JD73lXP7Vlf24WPc8JepEip6rx5LlpK
TLSH T14E85334017D3E2EAD3DB1DB9D36BDA4D6EA966F402C709E5058ED2130F5FA0E119328B
TrID 27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
20.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
18.6% (.EXE) Win32 Executable (generic) (4504/4/1)
8.5% (.ICL) Windows Icons Library (generic) (2059/9)
8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter aachum
Tags:exe Stealc


Avatar
iamaachum
http://176.113.115.7/steam/random.exe

StealC Botnet: TRUMP
StealC C2: http://45.93.20.28/85a1cacf11314eb8.php

Intelligence

File Origin
# of uploads :
1
# of downloads :
125
Origin country :
ES ES
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
random.exe
Verdict:
Malicious activity
Analysis date:
2025-03-31 11:51:21 UTC
Tags:
amadey botnet stealer loader lumma stealc rdp themida blankgrabber uac evasion screenshot auto generic telegram
Link:
https://app.any.run/tasks/7abfda7b-9446-4c4f-8e23-a5fc7848a180

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.Lumma-1.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67ea8dff855e5ec5240ad3ac
Tags:
vmdetect virus small hype
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Running batch commands
Creating a process with a hidden window
Launching a process
Connection attempt to an infection source
Sending an HTTP GET request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm microsoft_visual_cc packed packed packer_detected
Link:
https://www.filescan.io/uploads/67ea8b4d6a150b67eec9367e/reports/7d23209e-5118-48a3-a497-9a8092270306/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/c92f3f57e1bc9e19a4f8f1e08b15513f9e0bbaaf20afd431878e1eb31e99d2b0
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/68864d41-0f26-48c6-bb4c-88adfbf43a62
Result
Threat name:
Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1652836
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Attempt to bypass Chrome Application-Bound Encryption
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Joe Sandbox ML detected suspicious sample
Monitors registry run keys for changes
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Suricata IDS alerts for network traffic
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to evade debugger and weak emulator (self modifying code)
Tries to harvest and steal Bitcoin Wallet information
Tries to harvest and steal ftp login credentials
Yara detected Powershell download and execute
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1652836 Sample: random.exe Startdate: 31/03/2025 Architecture: WINDOWS Score: 100 38 beacons.gcp.gvt2.com 2->38 40 beacons-handoff.gcp.gvt2.com 2->40 52 Suricata IDS alerts for network traffic 2->52 54 Found malware configuration 2->54 56 Antivirus detection for URL or domain 2->56 58 8 other signatures 2->58 8 random.exe 14 2->8         started        12 msedge.exe 9 2->12         started        signatures3 process4 dnsIp5 42 45.93.20.28, 49693, 49730, 49733 COGENT-174US Netherlands 8->42 44 127.0.0.1 unknown unknown 8->44 60 Detected unpacking (changes PE section rights) 8->60 62 Attempt to bypass Chrome Application-Bound Encryption 8->62 64 Tries to detect sandboxes and other dynamic analysis tools (window names) 8->64 66 8 other signatures 8->66 14 msedge.exe 2 8 8->14         started        17 chrome.exe 2 8->17         started        20 WerFault.exe 22 16 8->20         started        23 msedge.exe 12->23         started        signatures6 process7 dnsIp8 68 Monitors registry run keys for changes 14->68 25 msedge.exe 14->25         started        32 192.168.2.6, 138, 443, 49681 unknown unknown 17->32 34 192.168.2.4 unknown unknown 17->34 36 192.168.2.9 unknown unknown 17->36 27 chrome.exe 17->27         started        30 C:\ProgramData\Microsoft\...\Report.wer, Unicode 20->30 dropped file9 signatures10 process11 dnsIp12 46 www.google.com 142.250.80.68, 443, 49703, 49704 GOOGLEUS United States 27->46 48 plus.l.google.com 142.250.81.238, 443, 49718 GOOGLEUS United States 27->48 50 4 other IPs or domains 27->50
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c92f3f57e1bc9e19a4f8f1e08b15513f9e0bbaaf20afd431878e1eb31e99d2b0
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c92f3f57e1bc9e19a4f8f1e08b15513f9e0bbaaf20afd431878e1eb31e99d2b0/
Threat name:
Win32.Trojan.StealC
Create hunting rule
Status:
Malicious
First seen:
2025-03-31 11:51:22 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
21 of 23 (91.30%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zext6v7bxspbtjhy6hqiwfkrh6paxovpecx5immhryplghuz2kya._file
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:trump defense_evasion discovery stealer
Link:
https://tria.ge/reports/250331-pqn6pssmw4/
Behaviour
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks BIOS information in registry
Identifies Wine through registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Stealc
Stealc family
Malware Config
C2 Extraction:
http://45.93.20.28
Verdict:
Malicious
Tags:
stealc stealer
YARA:
n/a
Link:
https://app.threat.zone/submission/2e58e882-0263-48bb-93a5-ce75163999d5
Unpacked files
SH256 hash:
c92f3f57e1bc9e19a4f8f1e08b15513f9e0bbaaf20afd431878e1eb31e99d2b0
MD5 hash:
4efda15ee9a74e4a1042bf7814069506
SHA1 hash:
334e46668ccd19b0ddb11397c2c40f30932126fc
Link:
https://www.unpac.me/results/ffe4cae8-e7be-4032-b79c-d66b8dc409cf/
SH256 hash:
77eefa8556103a8c1ce72316ae34651f193e0f1c9ac6797fad132f613a471721
MD5 hash:
aeddf776043e66131d6466191437e641
SHA1 hash:
c8ac79f8eea71bc8b197d1ba239d01e1843127db
Detections:
win_stealc_a0
Create hunting rule
win_stealc_w0
Create hunting rule
stealc
Create hunting rule
Link:
https://www.unpac.me/results/ffe4cae8-e7be-4032-b79c-d66b8dc409cf/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c92f3f57e1bc/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/c92f3f57e1bc9e19a4f8f1e08b15513f9e0bbaaf20afd431878e1eb31e99d2b0

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:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Detect_PowerShell_Obfuscation
Create hunting rule
Author:daniyyell
Description:Detects obfuscated PowerShell commands commonly used in malicious scripts.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:infostealer_win_stealc_standalone
Create hunting rule
Description:Find standalone Stealc sample based on decryption routine or characteristic strings
Reference:https://blog.sekoia.io/stealc-a-copycat-of-vidar-and-raccoon-infostealers-gaining-in-popularity-part-1/
Rule name:malware_Stealc_str
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:Stealc infostealer
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:Stealc
Create hunting rule
Author:kevoreilly
Description:Stealc Payload
Rule name:Stealer_Stealc
Create hunting rule
Author:Still
Description:attempts to match instructions/strings found in Stealc
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques
Rule name:Windows_Generic_Threat_2bba6bae
Create hunting rule
Author:Elastic Security
Rule name:win_stealc_generic
Create hunting rule
Author:dubfib
Rule name:win_stealc_w0
Create hunting rule
Author:crep1x
Description:Find standalone Stealc sample based on decryption routine or characteristic strings
Reference:https://blog.sekoia.io/stealc-a-copycat-of-vidar-and-raccoon-infostealers-gaining-in-popularity-part-1/

File information

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

Web download

Stealc

Executable exe c92f3f57e1bc9e19a4f8f1e08b15513f9e0bbaaf20afd431878e1eb31e99d2b0

(this sample)

  
Link
https://tria.ge/250331-pfr5lsskz8/behavioral1
  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3460098/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical

Comments