MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf13661c97a99d69daa23f7be533b1d039b60654a525c4004f365288a36e3c57. 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: 13


Intelligence 13 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cf13661c97a99d69daa23f7be533b1d039b60654a525c4004f365288a36e3c57
SHA3-384 hash: 835e2a1b73348648116be1e8ba8f5740f8ba57da3cb01cb65cf43890dff0c8ca08ce5a05ac2c88d3c3ac9cebfd6b94d1
SHA1 hash: a3b52f2f11d8152af517db2f94d2aca2044efa1f
MD5 hash: a092735c3424c8e3694f6a6a04a3943a
humanhash: juliet-minnesota-network-angel
File name:file
Download: download sample
Signature LummaStealer
Create hunting rule
File size:1'036'288 bytes
First seen:2024-08-19 14:50:49 UTC
Last seen:2024-08-19 15:50:12 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 6144:oQvlJJuOUnWhzEpg83JbBG0cBdzm3LSWadG0yDuxedG7OiRT3lOMMXPU6rkM/WA+:rn0oda32KRyOMMX86rka//kW8G2
TLSH T1BB25D77C5B5A541BDDAC2AB07420F576AB9B1EC0748DF2458BAC78DA7FB07D1024E0CA
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 600c726171b14630 (2 x LummaStealer, 1 x DarkGate, 1 x Amadey)
Reporter Bitsight
Tags:exe LummaStealer


Avatar
Bitsight
url: http://147.45.44.104/yuop/66c323e1543cd_ffrs.exe#grid

Intelligence

File Origin
# of uploads :
2
# of downloads :
384
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-08-19 14:54:19 UTC
Tags:
lumma stealer metastealer
Link:
https://app.any.run/tasks/b50fa2ee-2661-4433-b136-db2c5af272d7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.1471.2511.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
95.7%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66c35bdbb2a4681a7296531c
Tags:
Generic Stealth Heur
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay vbnet
Link:
https://www.filescan.io/uploads/66c35bdf4274323e75213cf0/reports/962ed15b-7ff0-42eb-8d16-f145e5829fd7/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/cf13661c97a99d69daa23f7be533b1d039b60654a525c4004f365288a36e3c57
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/d7763310-b8ff-462a-967f-65306b57edc3
Result
Threat name:
LummaC, PureLog Stealer, RedLine, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1495050
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains very large array initializations
AI detected suspicious sample
Antivirus detection for URL or domain
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
LummaC encrypted strings found
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected PureLog Stealer
Yara detected RedLine Stealer
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1495050 Sample: file.exe Startdate: 19/08/2024 Architecture: WINDOWS Score: 100 33 weiggheticulop.shop 2->33 35 tenntysjuxmz.shop 2->35 37 10 other IPs or domains 2->37 41 Suricata IDS alerts for network traffic 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Antivirus detection for URL or domain 2->45 47 9 other signatures 2->47 9 file.exe 15 3 2->9         started        signatures3 process4 dnsIp5 39 i.ibb.co 162.19.58.158, 443, 49704, 49717 CENTURYLINK-US-LEGACY-QWESTUS United States 9->39 25 C:\Users\user\AppData\Local\...\file.exe.log, ASCII 9->25 dropped 51 Writes to foreign memory regions 9->51 53 Hides that the sample has been downloaded from the Internet (zone.identifier) 9->53 55 Injects a PE file into a foreign processes 9->55 57 LummaC encrypted strings found 9->57 14 AddInProcess32.exe 14 3 9->14         started        17 AddInProcess32.exe 9->17         started        file6 signatures7 process8 dnsIp9 59 Writes to foreign memory regions 14->59 61 Hides that the sample has been downloaded from the Internet (zone.identifier) 14->61 63 Injects a PE file into a foreign processes 14->63 20 InstallUtil.exe 4 14->20         started        27 southedhiscuso.shop 104.21.17.213, 443, 49725 CLOUDFLARENETUS United States 17->27 29 interactiedovspm.shop 104.21.42.119, 443, 49721 CLOUDFLARENETUS United States 17->29 31 6 other IPs or domains 17->31 signatures10 process11 signatures12 49 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 20->49 23 conhost.exe 20->23         started        process13
Score:
98%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/cf13661c97a99d69daa23f7be533b1d039b60654a525c4004f365288a36e3c57
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/cf13661c97a99d69daa23f7be533b1d039b60654a525c4004f365288a36e3c57/
Threat name:
Win32.Spyware.Lummastealer
Create hunting rule
Status:
Malicious
First seen:
2024-08-19 14:51:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
18 of 24 (75.00%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z4jwmhexvgowtwvch556km5r2a43mbsuuus4iacpgzjiri3ohrlq._file
Verdict:
unknown
Result
Malware family:
lumma
Create hunting rule
Score:
  10/10
Tags:
family:lumma credential_access discovery spyware stealer
Link:
https://tria.ge/reports/240819-r757nazgmc/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Credentials from Password Stores: Credentials from Web Browsers
Lumma Stealer, LummaC
Malware Config
C2 Extraction:
https://meannypaintipp.shop/api
https://potentioallykeos.shop/api
https://interactiedovspm.shop/api
https://charecteristicdxp.shop/api
https://cagedwifedsozm.shop/api
https://deicedosmzj.shop/api
https://southedhiscuso.shop/api
https://consciousourwi.shop/api
https://tenntysjuxmz.shop/api
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/1796b174-f320-4e39-80cc-8d8cad51f7c6
Unpacked files
SH256 hash:
cf13661c97a99d69daa23f7be533b1d039b60654a525c4004f365288a36e3c57
MD5 hash:
a092735c3424c8e3694f6a6a04a3943a
SHA1 hash:
a3b52f2f11d8152af517db2f94d2aca2044efa1f
Link:
https://www.unpac.me/results/2a14e6f2-ce94-4b69-91c4-3135f4474ae3/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.77
Link:
https://yomi.yoroi.company/submissions/cf13661c97a99d69daa23f7be533b1d039b60654a525c4004f365288a36e3c57

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
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

LummaStealer

Executable exe cf13661c97a99d69daa23f7be533b1d039b60654a525c4004f365288a36e3c57

(this sample)

  
Dropped by
Privateloader
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3116007/
  
URLhaus
https://urlhaus.abuse.ch/url/3117470/

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 (GUARD_CF)high

Comments