MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a9a38bbfef394b17980ff1026dd2e51f6a2f701bb79eeeb9d166626c1ca8a800. 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


LummaStealer


Vendor detections: 16


Intelligence 16 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a9a38bbfef394b17980ff1026dd2e51f6a2f701bb79eeeb9d166626c1ca8a800
SHA3-384 hash: 79e49b8f34b87433ff1ce815015ab3522dfd8e94c664ff79dc3e742bb77549287a192e8c0087913cd00bf42ca440f1e7
SHA1 hash: ed212c76b9d5743874da852caeb4452f0c48fc65
MD5 hash: 1a464ffccb48c9eb4725dff74971ca2a
humanhash: purple-carolina-friend-orange
File name:1a464ffccb48c9eb4725dff74971ca2a.exe
Download: download sample
Signature LummaStealer
Create hunting rule
File size:1'858'560 bytes
First seen:2024-12-23 06:49:48 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 24576:66+ON5rZ26Fk3e86Tcah/lRtMi1iA3+OmbQcQEoUgc/u4lj5prJtqISDb+I0Mn/u:6x4Va3op/51iBZOJUpTJMDb+yu
TLSH T18D8533DD46A3B478D418B87B58B9EF4222215E7C0A3AFF3561883828DD477DE63E4C16
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 LummaStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
366
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
1a464ffccb48c9eb4725dff74971ca2a.exe
Verdict:
Malicious activity
Analysis date:
2024-12-23 06:59:03 UTC
Tags:
lumma stealer themida loader stealc
Link:
https://app.any.run/tasks/8d1bb91a-0759-4e29-9b37-a798fdd23728

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.GenericKDZ.108867.965.17573.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=676908238a4d48ee35fe6600
Tags:
vmdetect spam
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
DNS request
Connection attempt
Sending a custom TCP request
Behavior that indicates a threat
Connection attempt to an infection source
Query of malicious DNS domain
Sending a TCP request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm packed packed packer_detected
Link:
https://www.filescan.io/uploads/67690826e46f10e42614f35f/reports/dac090f4-1db9-422d-aa3d-8975121fb6f7/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/a9a38bbfef394b17980ff1026dd2e51f6a2f701bb79eeeb9d166626c1ca8a800
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/7828fd3a-61b0-4ba0-81ef-70ab0b7ca866
Result
Threat name:
LummaC, Stealc
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1579711
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
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
Found many strings related to Crypto-Wallets (likely being stolen)
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
Potentially malicious time measurement code found
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: 1579711 Sample: ABnDy7rLFS.exe Startdate: 23/12/2024 Architecture: WINDOWS Score: 100 22 observerfry.lat 2->22 30 Suricata IDS alerts for network traffic 2->30 32 Found malware configuration 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 36 9 other signatures 2->36 7 ABnDy7rLFS.exe 2 2->7         started        signatures3 process4 dnsIp5 24 observerfry.lat 104.21.36.201, 443, 49707, 49708 CLOUDFLARENETUS United States 7->24 26 185.215.113.16, 49716, 80 WHOLESALECONNECTIONSNL Portugal 7->26 18 C:\Users\...\HIX4V53EFUK0JCGHMC1S24CIQ.exe, PE32 7->18 dropped 20 C:\...\A97774QJFYJNGVVMCXLHU5PMQ02KM.exe, PE32 7->20 dropped 38 Query firmware table information (likely to detect VMs) 7->38 40 Found many strings related to Crypto-Wallets (likely being stolen) 7->40 42 Tries to harvest and steal ftp login credentials 7->42 44 8 other signatures 7->44 12 HIX4V53EFUK0JCGHMC1S24CIQ.exe 9 1 7->12         started        15 A97774QJFYJNGVVMCXLHU5PMQ02KM.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 8 other signatures 12->58 28 185.215.113.206, 49717, 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/a9a38bbfef394b17980ff1026dd2e51f6a2f701bb79eeeb9d166626c1ca8a800
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a9a38bbfef394b17980ff1026dd2e51f6a2f701bb79eeeb9d166626c1ca8a800/
Threat name:
Win32.Exploit.StealC
Create hunting rule
Status:
Malicious
First seen:
2024-12-23 06:50:07 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vgryxp7phffrpgap6ebg3uxfd5vc64a3w6po5oormzrgyhfivaaa._file
Verdict:
malicious
Label(s):
lummastealer
Create hunting rule
Similar samples:
error
LummaStealer
Result
Malware family:
lumma
Create hunting rule
Score:
  10/10
Tags:
family:lumma discovery evasion stealer
Link:
https://tria.ge/reports/241223-hlxtqaxjhx/
Behaviour
Modifies system certificate store
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)
Lumma Stealer, LummaC
Lumma family
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/aca9e042-213f-462b-86e2-82aa1300fe55
Unpacked files
SH256 hash:
404813d418565d1fd273004fa549a4156c542089e8b0da8185e4fb35564652ab
MD5 hash:
e3603a70cbc7009fa98dd30ec93341dc
SHA1 hash:
b2c8ddbed0ddf334c9705881ae1ee538d30f0018
Link:
https://www.unpac.me/results/9e6b17fa-39cd-47e8-9441-4981af841c45/
SH256 hash:
a9a38bbfef394b17980ff1026dd2e51f6a2f701bb79eeeb9d166626c1ca8a800
MD5 hash:
1a464ffccb48c9eb4725dff74971ca2a
SHA1 hash:
ed212c76b9d5743874da852caeb4452f0c48fc65
Link:
https://www.unpac.me/results/9e6b17fa-39cd-47e8-9441-4981af841c45/
Malware family:
Lumma
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a9a38bbfef39/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/a9a38bbfef394b17980ff1026dd2e51f6a2f701bb79eeeb9d166626c1ca8a800

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
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Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:vmdetect
Create hunting rule
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

LummaStealer

Executable exe a9a38bbfef394b17980ff1026dd2e51f6a2f701bb79eeeb9d166626c1ca8a800

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3245480/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3337943/

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