MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8245373f661d021e7583470727b9cbaaa02b86b02f5f935fde8d81d54b1212bf. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8245373f661d021e7583470727b9cbaaa02b86b02f5f935fde8d81d54b1212bf
SHA3-384 hash: f7ac452307c8638918c9ce2a752db9303b64495c905be5d920c0e0a42a7d92f2381c6a3fbb64841218c135e4ade5a16b
SHA1 hash: 959f910936f9e14d847f11cf365fc29000cb3a2c
MD5 hash: 82f2ee7d49d1c8503649d730519e703b
humanhash: oscar-floor-alabama-whiskey
File name:82f2ee7d49d1c8503649d730519e703b.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:1'875'968 bytes
First seen:2024-12-16 09:05:44 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:NWjU9vsnJvQlDvixhKmr/kcYBlVk8cuckmFn+OGxLx:ojk0nJvQ5ixhKfwVtkmFJ4L
TLSH T15D953318CE568CE7C3C3AD7D9CE96B634CD68B098A97F970E2148EED4F77A020C95152
TrID 42.7% (.EXE) Win32 Executable (generic) (4504/4/1)
19.2% (.EXE) OS/2 Executable (generic) (2029/13)
19.0% (.EXE) Generic Win/DOS Executable (2002/3)
18.9% (.EXE) DOS Executable Generic (2000/1)
Magika pebin
Reporter abuse_ch
Tags:exe Stealc

Intelligence

File Origin
# of uploads :
1
# of downloads :
372
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
82f2ee7d49d1c8503649d730519e703b.exe
Verdict:
Malicious activity
Analysis date:
2024-12-16 09:59:07 UTC
Tags:
lumma stealer loader stealc
Link:
https://app.any.run/tasks/93259190-95a4-4f29-aa66-1dd960a0717c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.Evo-gen.4646.29729.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
97.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=675ff0bc8fb73f13afccd14b
Tags:
stealer virus
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Searching for analyzing tools
Connection attempt to an infection source
Behavior that indicates a threat
DNS request
Connection attempt
Sending a custom TCP request
Query of malicious DNS domain
Sending a TCP request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed packed packer_detected xpack
Link:
https://www.filescan.io/uploads/675fed7dab0a589336673486/reports/e20a0c60-5e1a-4e32-8894-712abc3fa005/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/8245373f661d021e7583470727b9cbaaa02b86b02f5f935fde8d81d54b1212bf
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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/478dc5c5-e0ce-4b4e-b2d4-76cf8f468fa7
Result
Threat name:
LummaC, Stealc
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1575805
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Disable Windows Defender notifications (registry)
Disable Windows Defender real time protection (registry)
Disables Windows Defender Tamper protection
Found malware configuration
Hides threads from debuggers
LummaC encrypted strings found
Machine Learning detection for dropped file
Machine Learning detection for sample
Modifies windows update settings
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Query firmware table information (likely to detect VMs)
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 browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Crypto Currency Wallets
Yara detected LummaC Stealer
Yara detected Powershell download and execute
Yara detected Stealc
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1575805 Sample: UUH30xVTpr.exe Startdate: 16/12/2024 Architecture: WINDOWS Score: 100 22 tacitglibbr.biz 2->22 30 Suricata IDS alerts for network traffic 2->30 32 Found malware configuration 2->32 34 Antivirus detection for URL or domain 2->34 36 9 other signatures 2->36 7 UUH30xVTpr.exe 2 2->7         started        signatures3 process4 dnsIp5 24 185.215.113.16, 49786, 80 WHOLESALECONNECTIONSNL Portugal 7->24 26 tacitglibbr.biz 172.67.164.37, 443, 49712, 49722 CLOUDFLARENETUS United States 7->26 18 C:\...\UEBUE6JS06BO8DS5S5R0Z3GIUOY08.exe, PE32 7->18 dropped 20 C:\...\U0A0XZ83XKCSCUXQHEWHB9H3N6F32.exe, PE32 7->20 dropped 38 Query firmware table information (likely to detect VMs) 7->38 40 Tries to harvest and steal ftp login credentials 7->40 42 Tries to harvest and steal browser information (history, passwords, etc) 7->42 44 7 other signatures 7->44 12 U0A0XZ83XKCSCUXQHEWHB9H3N6F32.exe 9 1 7->12         started        15 UEBUE6JS06BO8DS5S5R0Z3GIUOY08.exe 13 7->15         started        file6 signatures7 process8 dnsIp9 46 Detected unpacking (changes PE section rights) 12->46 48 Machine Learning detection for dropped file 12->48 50 Modifies windows update settings 12->50 58 7 other signatures 12->58 28 185.215.113.206, 49812, 80 WHOLESALECONNECTIONSNL Portugal 15->28 52 Antivirus detection for dropped file 15->52 54 Tries to detect sandboxes and other dynamic analysis tools (window names) 15->54 56 Tries to evade debugger and weak emulator (self modifying code) 15->56 signatures10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8245373f661d021e7583470727b9cbaaa02b86b02f5f935fde8d81d54b1212bf
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8245373f661d021e7583470727b9cbaaa02b86b02f5f935fde8d81d54b1212bf/
Threat name:
Win32.Trojan.Vigorf
Create hunting rule
Status:
Malicious
First seen:
2024-12-15 09:41:35 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qjctop3gdubb45mdi4dspoolvkqcxbvqf5pzgx66rwa5ksysck7q._file
Verdict:
malicious
Label(s):
lummastealer
Create hunting rule
Similar samples:
error
Stealc
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:lumma family:stealc botnet:stok discovery evasion spyware stealer trojan
Link:
https://tria.ge/reports/241216-k2rzhsvkdk/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Browser Information Discovery
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks BIOS information in registry
Executes dropped EXE
Identifies Wine through registry keys
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Windows security modification
Downloads MZ/PE file
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Lumma Stealer, LummaC
Lumma family
Modifies Windows Defender Real-time Protection settings
Stealc
Stealc family
Malware Config
C2 Extraction:
https://sordid-snaked.cyou/api
https://awake-weaves.cyou/api
https://wrathful-jammy.cyou/api
https://debonairnukk.xyz/api
https://diffuculttan.xyz/api
https://effecterectz.xyz/api
https://deafeninggeh.biz/api
https://immureprech.biz/api
https://tacitglibbr.biz/api
http://185.215.113.206
Verdict:
Suspicious
Tags:
stealer c2 lumma doh lumma_stealer
YARA:
n/a
Link:
https://app.threat.zone/submission/36c7c2a7-a622-47f9-ade4-0de36e467ac8
Unpacked files
SH256 hash:
47bfe89504dfa3f2490c9938228d7b2d383abf853e054354ac12790c660b4438
MD5 hash:
cd5947421532fc0502a3034ecee71210
SHA1 hash:
fdcb030906161d472714536fc1fbc820d3770536
Link:
https://www.unpac.me/results/405930f6-2d53-41a7-81f8-080db04fce0a/
SH256 hash:
8245373f661d021e7583470727b9cbaaa02b86b02f5f935fde8d81d54b1212bf
MD5 hash:
82f2ee7d49d1c8503649d730519e703b
SHA1 hash:
959f910936f9e14d847f11cf365fc29000cb3a2c
Link:
https://www.unpac.me/results/405930f6-2d53-41a7-81f8-080db04fce0a/
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
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Web download

Stealc

Executable exe 8245373f661d021e7583470727b9cbaaa02b86b02f5f935fde8d81d54b1212bf

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3337943/
  
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