MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 87e8777acbbe49a81ccb388001948768d3884e8314841fdfa1bc168613f35926. 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: 16


Intelligence 16 IOCs 1 YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 87e8777acbbe49a81ccb388001948768d3884e8314841fdfa1bc168613f35926
SHA3-384 hash: 9684c87b42b2a6ed6d1e22f88002089af719e4a32d97e770da0045388a8d419332c982c26a0237c77d756d03b4db923d
SHA1 hash: 6a7af20f8037902a3e8e46c4c4179ffa6df0f014
MD5 hash: 0f0a906eb941529ee3a9c8328a62fe8c
humanhash: winner-beryllium-single-batman
File name:0f0a906eb941529ee3a9c8328a62fe8c.exe
Download: download sample
Signature Stealc
Create hunting rule
File size:323'584 bytes
First seen:2024-06-27 13:55:21 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 98d7401a8605cc815c6a51e567653589 (1 x Stealc)
ssdeep 3072:huLL71XE8NVUNht81czMessWrTqC15snQQMZ2eD2sa3DHABNY:0LL7F7NCvtVI2wT1hQMT2s4
TLSH T1B6646D12E6F3AC21EBB74A315938C6D41AFFBBA2ADE7514F1118260F09712E1E593713
TrID 67.1% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
12.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.2% (.EXE) Win32 Executable (generic) (4504/4/1)
2.4% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 005082c092641008 (1 x Stealc)
Reporter abuse_ch
Tags:exe Stealc


Avatar
abuse_ch
Stealc C2:
http://68.183.108.129/6259fdc16222e061.php

Indicators Of Compromise (IOCs)

Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://68.183.108.129/6259fdc16222e061.php https://threatfox.abuse.ch/ioc/1289585/

Intelligence

File Origin
# of uploads :
1
# of downloads :
382
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
87e8777acbbe49a81ccb388001948768d3884e8314841fdfa1bc168613f35926.exe
Verdict:
Malicious activity
Analysis date:
2024-06-27 13:56:31 UTC
Tags:
loader smokeloader
Link:
https://app.any.run/tasks/b0f5481a-e88a-440d-be19-e88077ccd318

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.CrypterX-gen.7310.243.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=667d6fc6c6541e8c570015a2win10vpnfull_triage
Tags:
Zpack
Result
Verdict:
Malware
Maliciousness:

Behaviour
Unauthorized injection to a system process
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/87e8777acbbe49a81ccb388001948768d3884e8314841fdfa1bc168613f35926
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:
Unknown
Link:
https://analyze.intezer.com/analyses/00b5d2f5-b40e-41bb-9407-03c605047f49
Result
Threat name:
LummaC, SmokeLoader
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1463654
Signature
AI detected suspicious sample
Antivirus detection for URL or domain
Benign windows process drops PE files
C2 URLs / IPs found in malware configuration
Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation))
Checks if the current machine is a virtual machine (disk enumeration)
Creates a thread in another existing process (thread injection)
Deletes itself after installation
Detected unpacking (changes PE section rights)
Downloads files with wrong headers with respect to MIME Content-Type
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides that the sample has been downloaded from the Internet (zone.identifier)
LummaC encrypted strings found
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Query firmware table information (likely to detect VMs)
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
Switches to a custom stack to bypass stack traces
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Yara detected LummaC Stealer
Yara detected SmokeLoader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1463654 Sample: Kek3YtmW2c.exe Startdate: 27/06/2024 Architecture: WINDOWS Score: 100 32 wordingnatturedowo.xyz 2->32 34 movlat.com 2->34 36 2 other IPs or domains 2->36 52 Snort IDS alert for network traffic 2->52 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 60 10 other signatures 2->60 8 Kek3YtmW2c.exe 2->8         started        11 evregvd 2->11         started        13 explorer.exe 25 128 2->13         started        signatures3 58 Performs DNS queries to domains with low reputation 32->58 process4 signatures5 70 Detected unpacking (changes PE section rights) 8->70 72 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 8->72 74 Checks for kernel code integrity (NtQuerySystemInformation(CodeIntegrityInformation)) 8->74 84 3 other signatures 8->84 15 explorer.exe 22 5 8->15 injected 76 Multi AV Scanner detection for dropped file 11->76 78 Machine Learning detection for dropped file 11->78 80 Maps a DLL or memory area into another process 11->80 82 Query firmware table information (likely to detect VMs) 13->82 process6 dnsIp7 40 a0998713.xsph.ru 141.8.192.31, 52606, 80 SPRINTHOSTRU Russian Federation 15->40 42 131.255.215.165, 52601, 52602, 52603 NetizInternetTelecomBR Brazil 15->42 26 C:\Users\user\AppData\Roaming\evregvd, PE32 15->26 dropped 28 C:\Users\user\AppData\Local\Temp\7C1D.exe, PE32 15->28 dropped 30 C:\Users\user\...\evregvd:Zone.Identifier, ASCII 15->30 dropped 44 System process connects to network (likely due to code injection or exploit) 15->44 46 Benign windows process drops PE files 15->46 48 Deletes itself after installation 15->48 50 Hides that the sample has been downloaded from the Internet (zone.identifier) 15->50 20 7C1D.exe 15->20         started        24 WerFault.exe 21 15->24         started        file8 signatures9 process10 dnsIp11 38 wordingnatturedowo.xyz 172.67.160.107, 443, 52609, 52611 CLOUDFLARENETUS United States 20->38 62 Query firmware table information (likely to detect VMs) 20->62 64 Machine Learning detection for dropped file 20->64 66 Found many strings related to Crypto-Wallets (likely being stolen) 20->66 68 4 other signatures 20->68 signatures12
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/87e8777acbbe49a81ccb388001948768d3884e8314841fdfa1bc168613f35926
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/87e8777acbbe49a81ccb388001948768d3884e8314841fdfa1bc168613f35926/
Threat name:
Win32.Trojan.Smokeloader
Create hunting rule
Status:
Malicious
First seen:
2024-06-27 10:03:54 UTC
File Type:
PE (Exe)
Extracted files:
63
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=q7uho6wlxze2qhglhcaadfehndjyqtudcscb7x5bxqlime7tleta._file
Verdict:
malicious
Result
Malware family:
smokeloader
Create hunting rule
Score:
  10/10
Tags:
family:smokeloader botnet:pub2 backdoor trojan
Link:
https://tria.ge/reports/240627-q8ntbswhpq/
Behaviour
Checks SCSI registry key(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Program crash
Deletes itself
SmokeLoader
Malware Config
C2 Extraction:
http://movlat.com/tmp/
http://llcbc.org/tmp/
http://lindex24.ru/tmp/
http://qeqei.xyz/tmp/
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/fb73babc-727b-49f3-8f1e-a94c868461a4
Unpacked files
SH256 hash:
2cc940134648a7d14de2460c85b0768f2a860507fbb15d3c65f8dece6bb929fd
MD5 hash:
8bece6b91c676aa9a13c7e12ae9ec686
SHA1 hash:
ef8c157e0fa7ac9291bce8162150d9d1b533c023
Detections:
SmokeLoaderStage2
Create hunting rule
win_smokeloader_a2
Create hunting rule
Link:
https://www.unpac.me/results/810c1e69-4edf-40ca-abb0-02ad04891320/
Parent samples :
87e8777acbbe49a81ccb388001948768d3884e8314841fdfa1bc168613f35926
8d1408497beef3ce8d61f4d749d8986e53851bcc7c99343a3d279d367c2614ca
dc01209e1da385103d7a5f9e993b1e079bedfdb6d4df02165724fee01962bb5f
35bf9dfd223e02da2ee3d57ec493156787a3c2cecb8b655a583985a2f14cc6e3
7fc4847438a3867ab9380525626d0cece5f31bd4d148864e4168616c182f7b6e
SH256 hash:
87e8777acbbe49a81ccb388001948768d3884e8314841fdfa1bc168613f35926
MD5 hash:
0f0a906eb941529ee3a9c8328a62fe8c
SHA1 hash:
6a7af20f8037902a3e8e46c4c4179ffa6df0f014
Link:
https://www.unpac.me/results/810c1e69-4edf-40ca-abb0-02ad04891320/
Malware family:
SmokeLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/87e8777acbbe/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/87e8777acbbe49a81ccb388001948768d3884e8314841fdfa1bc168613f35926

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:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Stealc

Executable exe 87e8777acbbe49a81ccb388001948768d3884e8314841fdfa1bc168613f35926

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2877963/
  
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_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::CloseHandle
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::FindFirstVolumeW
KERNEL32.dll::LoadLibraryW
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetStartupInfoW
KERNEL32.dll::GetStartupInfoA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleW
KERNEL32.dll::WriteConsoleA
KERNEL32.dll::ReadConsoleOutputA
KERNEL32.dll::SetStdHandle
KERNEL32.dll::GetConsoleTitleA
KERNEL32.dll::GetConsoleAliasesW
KERNEL32.dll::GetConsoleAliasExesLengthA
KERNEL32.dll::GetConsoleCP
KERNEL32.dll::GetConsoleMode
KERNEL32.dll::GetConsoleOutputCP
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::CreateFileA
KERNEL32.dll::SetVolumeMountPointA
WIN_BASE_USER_APIRetrieves Account InformationKERNEL32.dll::GetComputerNameA
WIN_SVC_APICan Manipulate Windows ServicesADVAPI32.dll::EnumDependentServicesW

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