MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ecf34e2df6d8da5946d74ce0c53f278b44dc955c0d63f2cfba900b1505e4f1e0. 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 2 File information Comments

SHA256 hash: ecf34e2df6d8da5946d74ce0c53f278b44dc955c0d63f2cfba900b1505e4f1e0
SHA3-384 hash: 66eb6d3ab8ef740643713719505a92c086b2b2737b889ec5efcea8247ba42b8d39a20c6a306d42d1fb08287022e8546a
SHA1 hash: d1742e319af6ece96b50ba929411aa67d450b4e1
MD5 hash: 498e0c93df5ed66b1831f428750dcc49
humanhash: speaker-johnny-alanine-shade
File name:file
Download: download sample
Signature Stealc
File size:1'793'536 bytes
First seen:2024-12-07 16:33:42 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 49152:3TsJjlR/riByyyf5mhYctWPqMF7jtI9qCIQN:3TUjn/6yhTcU7jwqCIQN
TLSH T131853364DAE591D7C59BA23718CFA43A6D84A72FB6C241D4418EBAADC7EF9F000031DC
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 :
411
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
5f1aa80ee44db65651fe06b8dd7cc70b7799edf3070c3d92c75f86c7331ca85c
Verdict:
Malicious activity
Analysis date:
2024-12-07 16:17:38 UTC
Tags:
lumma stealer themida loader stealc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
92.5%
Tags:
vmdetect spam
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
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
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
Detected unpacking (changes PE section rights)
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:
2024-12-07 16:34:06 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
Similar samples:
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:stok 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:
b4ce06777afa221b508f92ffec60d384d530a6ad21bfd84e632049fd96e21f06
MD5 hash:
1d414a6c842af4ff63cd472ad3893174
SHA1 hash:
3bd69bc6dab94a3714b7f2c7ac9f409b3143fb8d
Detections:
win_stealc_w0 win_stealc_a0
SH256 hash:
ecf34e2df6d8da5946d74ce0c53f278b44dc955c0d63f2cfba900b1505e4f1e0
MD5 hash:
498e0c93df5ed66b1831f428750dcc49
SHA1 hash:
d1742e319af6ece96b50ba929411aa67d450b4e1
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 ecf34e2df6d8da5946d74ce0c53f278b44dc955c0d63f2cfba900b1505e4f1e0

(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

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