MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 afb31fd8907f9a9b177922c6809f4b066d7c7003bffe4bbfe2e317a57ed310e2. 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: 17


Intelligence 17 IOCs YARA File information Comments

SHA256 hash: afb31fd8907f9a9b177922c6809f4b066d7c7003bffe4bbfe2e317a57ed310e2
SHA3-384 hash: 660bc1639db4c64c58c3ffa7a0b3548f737a0b4256ad742e2d2c0a93c6ea8ebbff0edcb70e1dd51b5685263cba5456fb
SHA1 hash: 6a36c4ff3abbfdff2298c209f1db002533a73a5f
MD5 hash: 491757c041a6ec368798e02d52b3ae11
humanhash: double-table-sweet-vermont
File name:file
Download: download sample
Signature Stealc
File size:2'096'128 bytes
First seen:2024-11-04 08:33:55 UTC
Last seen:2024-11-04 10:23:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 49152:uQKm1bmmIpA1bDNy5QtbwcxSsSFBbYuTmU:uxy11Ny5Qtbw2SsSFBvTm
TLSH T10BA533E9AF26F556D03CA4F29823AFA593A271A90D9C47B35530C3134D32270DFA3999
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 :
26
# of downloads :
343
Origin country :
US US
Vendor Threat Intelligence
Malware family:
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-11-04 08:26:11 UTC
Tags:
amadey botnet stealer lumma loader stealc themida

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
93.3%
Tags:
backdoor small spam hype
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Creating a file
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:
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
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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
PE file contains section with special chars
Sample uses string decryption to hide its real strings
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.Generic
Status:
Malicious
First seen:
2024-11-04 08:27:22 UTC
File Type:
PE (Exe)
AV detection:
20 of 24 (83.33%)
Threat level:
  2/5
Verdict:
suspicious
Label(s):
Similar samples:
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:tale 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:
81a4f37c5495800b7cc46aea6535d9180dadb5c151db6f1fd1968d1cd8c1eeb4
MD5 hash:
eda18948a989176f4eebb175ce806255
SHA1 hash:
ff22a3d5f5fb705137f233c36622c79eab995897
SH256 hash:
a37ea1bcd935eae679729c291fd2e21ea987f035685932d0407d41a93d54dfd1
MD5 hash:
210dd6ddf51dc6e735027c229b2d2769
SHA1 hash:
1f7949ad96c2fb9b057895961f8e5d28258d2295
Detections:
stealc win_stealc_w0 win_stealc_a0 detect_Mars_Stealer
SH256 hash:
afb31fd8907f9a9b177922c6809f4b066d7c7003bffe4bbfe2e317a57ed310e2
MD5 hash:
491757c041a6ec368798e02d52b3ae11
SHA1 hash:
6a36c4ff3abbfdff2298c209f1db002533a73a5f
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

Stealc

Executable exe afb31fd8907f9a9b177922c6809f4b066d7c7003bffe4bbfe2e317a57ed310e2

(this sample)

  
Dropped by
Amadey
  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
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