MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40e5c3102df147519bff640e1323515666765321079f4094210a6f28bb88af0b. 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: 7


Intelligence 7 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40e5c3102df147519bff640e1323515666765321079f4094210a6f28bb88af0b
SHA3-384 hash: 9139db8ebba1b9801930ed89440d8acd3eab774a0177b2eb9b8c324d1e5949d9cd0569ee3c02660f7b1eeb264dec48a9
SHA1 hash: ade47aa5ccfdc1de6eaf74d7601df8831f4a6d1a
MD5 hash: 0e689d07c10350f464f2b86138f7fd59
humanhash: romeo-echo-cup-xray
File name:Towservicesst.ps1
Download: download sample
Signature LummaStealer
Create hunting rule
File size:15'987'884 bytes
First seen:2024-11-14 11:14:57 UTC
Last seen:2024-11-14 11:23:30 UTC
File type:PowerShell (PS) ps1
MIME type:text/plain
ssdeep 49152:gHbWtDsM+dmLjVnjAFnsJHhr1uAmR4lqWsoFzDvZbW9cuzeL//z7jLgMN2HRo/On:o
Threatray 65 similar samples on MalwareBazaar
TLSH T1DAF66C51EF48674EB54A04A7D07C274B66F39F85E0B3B3CD278A35039A8FD0C9729A58
Magika powershell
Reporter JAMESWT_WT
Tags:LummaStealer openaisoralab-com ps1 repostebhu-sbs

Intelligence

File Origin
# of uploads :
3
# of downloads :
104
Origin country :
IT IT
Vendor Threat Intelligence
Verdict:
Malicious
Score:
94.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6735dbfa4ca0f9db40c45368
Tags:
vmdetect emotet
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/40e5c3102df147519bff640e1323515666765321079f4094210a6f28bb88af0b
Result
Threat name:
LummaC
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1555750
Signature
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
LummaC encrypted strings found
Malicious sample detected (through community Yara rule)
Performs DNS queries to domains with low reputation
Powershell drops PE file
Query firmware table information (likely to detect VMs)
Sample uses string decryption to hide its real strings
Sigma detected: Execution from Suspicious Folder
Sigma detected: New RUN Key Pointing to Suspicious Folder
Sigma detected: Windows Shell/Scripting Application File Write to Suspicious Folder
Suricata IDS alerts for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to steal Crypto Currency Wallets
Writes to foreign memory regions
Yara detected LummaC Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1555750 Sample: Towservicesst.ps1 Startdate: 14/11/2024 Architecture: WINDOWS Score: 100 51 jobdigitalmarketing.xyz 2->51 53 thicktoys.sbs 2->53 55 fleez-inc.sbs 2->55 67 Suricata IDS alerts for network traffic 2->67 69 Found malware configuration 2->69 71 Malicious sample detected (through community Yara rule) 2->71 75 8 other signatures 2->75 8 powershell.exe 1 49 2->8         started        12 cmd.exe 2->12         started        14 cmd.exe 1 2->14         started        signatures3 73 Performs DNS queries to domains with low reputation 51->73 process4 file5 43 C:\Users\Public\...\vcruntime140_1.dll, PE32+ 8->43 dropped 45 C:\Users\Public\...\vcruntime140.dll, PE32+ 8->45 dropped 47 C:\Users\Public\Downloads\...\vcomp140.dll, PE32+ 8->47 dropped 49 25 other files (9 malicious) 8->49 dropped 77 Found suspicious powershell code related to unpacking or dynamic code loading 8->77 79 Powershell drops PE file 8->79 16 Chromeservices.exe 8->16         started        19 conhost.exe 8->19         started        21 Chromeservices.exe 12->21         started        23 conhost.exe 12->23         started        25 Chromeservices.exe 14->25         started        27 conhost.exe 14->27         started        signatures6 process7 signatures8 59 LummaC encrypted strings found 16->59 29 AddInProcess32.exe 16->29         started        33 WerFault.exe 19 16 16->33         started        61 Writes to foreign memory regions 21->61 63 Allocates memory in foreign processes 21->63 65 Injects a PE file into a foreign processes 21->65 35 AddInProcess32.exe 21->35         started        37 WerFault.exe 21->37         started        39 AddInProcess32.exe 25->39         started        41 WerFault.exe 21 25->41         started        process9 dnsIp10 57 fleez-inc.sbs 172.67.150.243, 443, 49730, 49732 CLOUDFLARENETUS United States 29->57 81 Tries to steal Crypto Currency Wallets 29->81 83 Query firmware table information (likely to detect VMs) 35->83 85 Tries to harvest and steal ftp login credentials 35->85 87 Tries to harvest and steal browser information (history, passwords, etc) 35->87 signatures11
Score:
51%
Verdict:
Susipicious
File Type:
SCRIPT
Link:
https://malprob.io/report/40e5c3102df147519bff640e1323515666765321079f4094210a6f28bb88af0b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/40e5c3102df147519bff640e1323515666765321079f4094210a6f28bb88af0b/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ids4gebn6fdvdg77mqhbgi2rkzthmuzba6pubfbbbjxsro4iv4fq._file
Verdict:
malicious
Label(s):
lummastealer
Create hunting rule
Similar samples:
00e0fe1229850e182f0b32dc45c1c6515694b655e8d39d9777beb35e30bf4f20
LummaStealer
40e5c3102df147519bff640e1323515666765321079f4094210a6f28bb88af0b
LummaStealer
6012722bb5136e7dfcc33763ccd5ec5c2024a1904f928c5c75b8160b13b6ecc9
LummaStealer
bd9c7fc40fa376b53d23750021bc645ade1e4215a1265b1fc50665b01562b12f
LummaStealer
d183ff97ac5c70dbbabbc93155f02398dd1ad1bc5dbe9d3f72722bd6d0c189da
LummaStealer
error
LummaStealer
fef0bccaba1cf7fe16cd4c750e280e09ee68e95818fb3db648362dfaa47dc601
LummaStealer
+ 55 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery execution persistence spyware
Link:
https://tria.ge/reports/241114-ncj46askek/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Browser Information Discovery
Command and Scripting Interpreter: PowerShell
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Adds Run key to start application
Executes dropped EXE
Loads dropped DLL
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/40e5c3102df147519bff640e1323515666765321079f4094210a6f28bb88af0b

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:Base64_Encoded_Powershell_Directives
Create hunting rule
Rule name:SUSP_Double_Base64_Encoded_Executable
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects an executable that has been encoded with base64 twice
Reference:https://twitter.com/TweeterCyber/status/1189073238803877889
Rule name:SUSP_Double_Base64_Encoded_Executable_RID34CC
Create hunting rule
Author:Florian Roth
Description:Detects an executable that has been encoded with base64 twice
Reference:https://twitter.com/TweeterCyber/status/1189073238803877889
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.

Comments