MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c4d8d3cb7debaa8a0bc6ece6157ace94e11d3f03cdd0093d6daf6155bf5e927c. 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 6 File information Comments
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SHA256 hash: c4d8d3cb7debaa8a0bc6ece6157ace94e11d3f03cdd0093d6daf6155bf5e927c
SHA3-384 hash: cb6cc8db6fda6d2a27c10e24941c58f51161ac58557a28aabe044a2eed4ed9734b65a7a419a438d348a18fce7382fde9
SHA1 hash: 114a06cebd0501b923e4b4074203312e24cab40f
MD5 hash: 7c8c89e28b6034fe5b87b59d127ba505
humanhash: potato-west-utah-wolfram
File name:7c8c89e28b6034fe5b87b59d127ba505.exe
Download: download sample
Signature LummaStealer
Create hunting rule
File size:44'544 bytes
First seen:2024-12-11 09:43:57 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 768:3/EVNSVwafevGHkiV++I1gqDnJuuAuznQVLNvxu0BvkwIt6BcN4feC:3sVN7aeGEk+11Tu9AnQVLNppvk9RN4GC
TLSH T1D713585575FEA029D5BBEBB5BEDDACEDC89E5971182C245700C1928B4B20FE0EA43C34
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
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)
Magika pebin
Reporter abuse_ch
Tags:exe LummaStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
416
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
7c8c89e28b6034fe5b87b59d127ba505.exe
Verdict:
Malicious activity
Analysis date:
2024-12-11 09:57:19 UTC
Tags:
loader stealer
Link:
https://app.any.run/tasks/df6fbe96-0423-4a66-bfd5-34ff414c752e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.KillProc2.23866.25996.18797.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67595fc3b17d24d5e3c492b0
Tags:
virus micro sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Sending an HTTP GET request to an infection source
Creating a file in the %temp% subdirectories
Launching a process
Creating a process with a hidden window
Creating a file
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
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/67595ee34730808d62bd6026/reports/c9f8f786-caf4-4545-a860-c66867ea1977/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/c4d8d3cb7debaa8a0bc6ece6157ace94e11d3f03cdd0093d6daf6155bf5e927c
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:
Malicious
Link:
https://analyze.intezer.com/analyses/ce11f094-6785-49cf-a494-f8343e112fb4
Result
Threat name:
LummaC Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1572963
Signature
.NET source code contains very large strings
.NET source code references suspicious native API functions
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Compiles code for process injection (via .Net compiler)
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for dropped file
Machine Learning detection for sample
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Query firmware table information (likely to detect VMs)
Sample uses string decryption to hide its real strings
Sigma detected: Dot net compiler compiles file from suspicious location
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected LummaC Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1572963 Sample: EBUdultKh7.exe Startdate: 11/12/2024 Architecture: WINDOWS Score: 100 32 stare-roar.cyou 2->32 38 Multi AV Scanner detection for domain / URL 2->38 40 Suricata IDS alerts for network traffic 2->40 42 Found malware configuration 2->42 44 14 other signatures 2->44 8 EBUdultKh7.exe 15 10 2->8         started        signatures3 process4 dnsIp5 34 147.45.44.131, 49706, 80 FREE-NET-ASFREEnetEU Russian Federation 8->34 26 C:\Users\user\AppData\...\ypmbwesq.cmdline, Unicode 8->26 dropped 28 C:\Users\user\AppData\Local\...\ypmbwesq.0.cs, Unicode 8->28 dropped 30 C:\Users\user\AppData\...BUdultKh7.exe.log, CSV 8->30 dropped 46 Writes to foreign memory regions 8->46 48 Allocates memory in foreign processes 8->48 50 Compiles code for process injection (via .Net compiler) 8->50 52 Injects a PE file into a foreign processes 8->52 13 RegAsm.exe 8->13         started        17 csc.exe 3 8->17         started        file6 signatures7 process8 dnsIp9 36 stare-roar.cyou 104.21.78.149, 443, 49707, 49708 CLOUDFLARENETUS United States 13->36 54 Query firmware table information (likely to detect VMs) 13->54 56 Tries to harvest and steal browser information (history, passwords, etc) 13->56 58 Tries to steal Crypto Currency Wallets 13->58 24 C:\Users\user\AppData\Local\...\ypmbwesq.dll, PE32 17->24 dropped 20 conhost.exe 17->20         started        22 cvtres.exe 1 17->22         started        file10 signatures11 process12
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c4d8d3cb7debaa8a0bc6ece6157ace94e11d3f03cdd0093d6daf6155bf5e927c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c4d8d3cb7debaa8a0bc6ece6157ace94e11d3f03cdd0093d6daf6155bf5e927c/
Threat name:
ByteCode-MSIL.Trojan.Zilla
Create hunting rule
Status:
Malicious
First seen:
2024-12-07 14:04:25 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ytmnhs355oviuc6g5ttbk6wostqr2pydzxiasplnv5qvlp26sj6a._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 stealer
Link:
https://tria.ge/reports/241211-lqgj3sxlbs/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Downloads MZ/PE file
Lumma Stealer, LummaC
Lumma family
Malware Config
C2 Extraction:
https://impend-differ.biz/api
https://print-vexer.biz/api
https://dare-curbys.biz/api
https://covery-mover.biz/api
https://formy-spill.biz/api
https://dwell-exclaim.biz/api
https://zinc-sneark.biz/api
https://se-blurry.biz/api
https://stare-roar.cyou/api
Verdict:
Suspicious
Tags:
Lumma_Stealer Stealer c2 lumma
YARA:
n/a
Link:
https://app.threat.zone/submission/0e0a1101-4c86-46c4-9f95-a70f7685f02d
Unpacked files
SH256 hash:
325347efc9c21e34d57eea1a56a95b8a721562e3203f74fdb69bbaaae9c39801
MD5 hash:
d2b85f22cb019c69130dd326db508432
SHA1 hash:
30baa2809280cd6f6de592a3af8c146823f85945
Link:
https://www.unpac.me/results/c422c1de-e817-4662-8d0c-c7006d363708/
SH256 hash:
c4d8d3cb7debaa8a0bc6ece6157ace94e11d3f03cdd0093d6daf6155bf5e927c
MD5 hash:
7c8c89e28b6034fe5b87b59d127ba505
SHA1 hash:
114a06cebd0501b923e4b4074203312e24cab40f
Link:
https://www.unpac.me/results/c422c1de-e817-4662-8d0c-c7006d363708/
Malware family:
Lumma
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c4d8d3cb7deb/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/c4d8d3cb7debaa8a0bc6ece6157ace94e11d3f03cdd0093d6daf6155bf5e927c

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:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
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.

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