MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b. 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: 13


Intelligence 13 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b
SHA3-384 hash: ce55dbdcf6e42f82bc6077f1d49742444c1236ffbe45e1cf6c68352905a3dbdb9ef624b4d654e7480fd765e216d1674a
SHA1 hash: ad7ab004164e247a32fb8eb4187103a1eaf73657
MD5 hash: f9694cb15c258cf8125cf0c317c77479
humanhash: louisiana-seven-ceiling-one
File name:f9694cb15c258cf8125cf0c317c77479.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:1'868'288 bytes
First seen:2024-12-16 08:52:18 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:QfiXfPvlOJ1kUi0pzJZ8AMSdBtxh5WBAB6lce:Q+MJ5Zc4vWGB6+e
TLSH T19885333C2C1BB5CDE13D5670F34A422976F8AE0188F26C59E2DE4FA549F7402D9269F8
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 :
380
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
f9694cb15c258cf8125cf0c317c77479.exe
Verdict:
Malicious activity
Analysis date:
2024-12-16 09:04:57 UTC
Tags:
lumma stealer loader stealc
Link:
https://app.any.run/tasks/b0f642b9-289b-47b0-8db6-51561a87b921

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.Evo-gen.27273.29166.UNOFFICIAL
Create hunting rule

Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=675fed198fb73f13afccc58e
Tags:
malware
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
Link:
https://www.filescan.io/uploads/675fea74e52facbd3a33d52f/reports/9f65cfbd-d444-42d1-b017-37c59548d6cf/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b
Result
Verdict:
MALICIOUS
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/60f76fef-6a89-4016-ae57-cd19266f25b3
Result
Threat name:
LummaC
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1575772
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 malware configuration
Hides threads from debuggers
LummaC encrypted strings found
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
PE file contains section with special chars
Sample uses string decryption to hide its real strings
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 LummaC Stealer
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b/
Threat name:
Win32.Trojan.LummaStealer
Create hunting rule
Status:
Malicious
First seen:
2024-12-16 08:53:08 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=g6vpvfnjnpojcrczhsbaizxt6br42du7wpdnfph2wta36c3b4unq._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-ktbybstjb1/
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:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/6510b53e-9fdf-4590-a8a4-3d4591c82641
Unpacked files
SH256 hash:
494b0da02ef3d6d474ead4e81fa2677c51e835a5e439615f221487542a499938
MD5 hash:
ed95be5280d2c75e38029e83e13d530d
SHA1 hash:
a20a0f08d8afbdcdc6bdcfb59cbe6f1c2a1d7cae
Link:
https://www.unpac.me/results/6dfddfa5-6a6e-488a-8970-92565911ae8f/
SH256 hash:
37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b
MD5 hash:
f9694cb15c258cf8125cf0c317c77479
SHA1 hash:
ad7ab004164e247a32fb8eb4187103a1eaf73657
Link:
https://www.unpac.me/results/6dfddfa5-6a6e-488a-8970-92565911ae8f/
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 37aafa95a96bdc9144593c820466f3f063cd0e9fb3c6d2bcfab4c1bf0b61e51b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3245480/
  
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