MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f2b87185d453c7a71b472af472e1fdb3bf32147990de0b1b24cff92fa1379eea. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments

SHA256 hash: f2b87185d453c7a71b472af472e1fdb3bf32147990de0b1b24cff92fa1379eea
SHA3-384 hash: 3eedcb5e02401ff01f9258dceb79aba59ce2e2761f1fe7b0c525136abdb6cbb0c284279f1802abc1d4c34e6945964793
SHA1 hash: 25abe8a1a31431cdd953322af0f259b84dcdc1a2
MD5 hash: 868914554c439b7a6b83049364992a6e
humanhash: happy-hotel-sad-three
File name:file
Download: download sample
Signature Stealc
File size:1'817'600 bytes
First seen:2024-12-02 03:29:32 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:+mGlptnbwKszxXma38pikc0z1/Mu+3yfh9YY0ghJf0hUhtHC1Gjie9MRmuma5G9l:VEptUrFXZ38ppz+KhaNKeOOmHa5G6
TLSH T1498533DD2C39592EC23C1139F5631A4EBFF414820AD38E4A7B401AA08E777D86D7D99E
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 Bitsight
Tags:exe Stealc


Avatar
Bitsight
url: http://185.215.113.16/steam/random.exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
424
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-12-02 03:31:36 UTC
Tags:
stealer stealc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Tags:
vmdetect spam
Result
Verdict:
Malware
Maliciousness:
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm microsoft_visual_cc packed packed packer_detected
Result
Threat name:
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Contain functionality to detect virtual machines
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after checking locale)
Found malware configuration
Hides threads from debuggers
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Searches for specific processes (likely to inject)
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)
Yara detected Powershell download and execute
Yara detected Stealc
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.StealerC
Status:
Malicious
First seen:
2024-12-02 03:30:05 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
27 of 38 (71.05%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:drum discovery evasion stealer
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://185.215.113.206
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
94669fc3369e9370ce33d5d593244b7625e98c3b0fed4bf5fe829a67f31eb1e3
MD5 hash:
d139e748adedf558be4f0e28e9051ad8
SHA1 hash:
7c3f78094db1693ecb19ce6c199d6cd1fb55d5e9
Detections:
win_stealc_w0 win_stealc_a0
SH256 hash:
f2b87185d453c7a71b472af472e1fdb3bf32147990de0b1b24cff92fa1379eea
MD5 hash:
868914554c439b7a6b83049364992a6e
SHA1 hash:
25abe8a1a31431cdd953322af0f259b84dcdc1a2
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:Sus_Obf_Enc_Spoof_Hide_PE
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:vmdetect
Author:nex
Description:Possibly employs anti-virtualization techniques

File information


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

Web download

Stealc

Executable exe f2b87185d453c7a71b472af472e1fdb3bf32147990de0b1b24cff92fa1379eea

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download

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