MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d182fa757e7b1a39ae31bb165ff358931a5454115363bd636faeeb41e2aee3c1. 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: 12


Intelligence 12 IOCs YARA 6 File information Comments 1

SHA256 hash: d182fa757e7b1a39ae31bb165ff358931a5454115363bd636faeeb41e2aee3c1
SHA3-384 hash: e0347c0f951a1945fba66fee57037abc5b3bbb1913dd17b11c129f037de79a07c07048ccbe10fa0cf17e047c1e83e31e
SHA1 hash: ea27e44725d10c058fdca4cd57247c5501402796
MD5 hash: 3968ac185bb87a3dc9b0c1bdaf91e043
humanhash: wyoming-golf-uncle-angel
File name:3968ac185bb87a3dc9b0c1bdaf91e043
Download: download sample
Signature Stealc
File size:127'920 bytes
First seen:2023-05-24 19:42:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'650 x AgentTesla, 19'462 x Formbook, 12'203 x SnakeKeylogger)
ssdeep 3072:r7hyGhdnNLH4B/7tWSb4ncZVqtSDLS1uocCySS9:rl3/FH+/7nh9S+SS9
Threatray 1'277 similar samples on MalwareBazaar
TLSH T1F7C37D5FB79DD602C76C4C3A91EDA83107B999E23B42E77B6DC8221D0D067F50689B0B
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon f8f0cce0dcd8d8de (1 x LummaStealer, 1 x Stealc, 1 x RaccoonStealer)
Reporter zbetcheckin
Tags:32 exe Stealc

Intelligence


File Origin
# of uploads :
1
# of downloads :
285
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
3968ac185bb87a3dc9b0c1bdaf91e043
Verdict:
Malicious activity
Analysis date:
2023-05-24 19:43:36 UTC
Tags:
stealc trojan loader stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Launching a process
Creating a process with a hidden window
Running batch commands
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
overlay packed
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:
Stealc, Vidar
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Encrypted powershell cmdline option found
Found evasive API chain (may stop execution after checking locale)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Writes to foreign memory regions
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 874983 Sample: k2K5J4ayj4.exe Startdate: 24/05/2023 Architecture: WINDOWS Score: 100 39 Snort IDS alert for network traffic 2->39 41 Found malware configuration 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 6 other signatures 2->45 8 k2K5J4ayj4.exe 15 4 2->8         started        process3 dnsIp4 35 pixeldrain.com 50.7.24.66, 443, 49725 COGENT-174US United States 8->35 33 C:\Users\user\AppData\...\k2K5J4ayj4.exe.log, ASCII 8->33 dropped 47 Encrypted powershell cmdline option found 8->47 49 Writes to foreign memory regions 8->49 51 Injects a PE file into a foreign processes 8->51 53 Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent) 8->53 13 InstallUtil.exe 16 8->13         started        17 cmd.exe 1 8->17         started        19 powershell.exe 16 8->19         started        file5 signatures6 process7 dnsIp8 37 65.109.159.234, 49726, 80 ALABANZA-BALTUS United States 13->37 55 Tries to harvest and steal browser information (history, passwords, etc) 13->55 57 Found evasive API chain (may stop execution after checking locale) 13->57 59 Tries to steal Crypto Currency Wallets 13->59 21 cmd.exe 1 13->21         started        61 Encrypted powershell cmdline option found 17->61 23 powershell.exe 21 17->23         started        25 conhost.exe 17->25         started        27 conhost.exe 19->27         started        signatures9 process10 process11 29 conhost.exe 21->29         started        31 timeout.exe 1 21->31         started       
Threat name:
Win32.Trojan.Amadey
Status:
Malicious
First seen:
2023-05-24 19:43:05 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
17 of 23 (73.91%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:stealc discovery spyware stealer
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks computer location settings
Loads dropped DLL
Downloads MZ/PE file
Creates a large amount of network flows
Detects Stealc stealer
Stealc
Malware Config
C2 Extraction:
http://65.109.159.234/7fccc9d3fd3c8699.php
Unpacked files
SH256 hash:
d182fa757e7b1a39ae31bb165ff358931a5454115363bd636faeeb41e2aee3c1
MD5 hash:
3968ac185bb87a3dc9b0c1bdaf91e043
SHA1 hash:
ea27e44725d10c058fdca4cd57247c5501402796
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:BAZT_B5_NOCEXInvalidStream
Rule name:NETDIC208_NOCEX_NOREACTOR
Rule name:PE_Digital_Certificate
Author:albertzsigovits
Rule name:pe_imphash
Rule name:PE_Potentially_Signed_Digital_Certificate
Author:albertzsigovits
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

Web download

Stealc

Executable exe d182fa757e7b1a39ae31bb165ff358931a5454115363bd636faeeb41e2aee3c1

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2023-05-24 19:42:41 UTC

url : hxxp://162.55.212.236/Otisdssd.exe