MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8df76c9722b5a44e7e5c42de48f4073ef42eaa814903207abdb9aa72f0ed4616. 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


MarsStealer


Vendor detections: 17


Intelligence 17 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8df76c9722b5a44e7e5c42de48f4073ef42eaa814903207abdb9aa72f0ed4616
SHA3-384 hash: 9b7f32c9c70540b21bc686c9f12a8adef2c2ed7a11fb0854f49e30144c23e1e2a9612ea2a2e273359695022ace712f09
SHA1 hash: 21f16130980717888dea8eb3dee30a4914749880
MD5 hash: 10b1172549949f835f59bd598cfc4318
humanhash: yankee-eight-triple-monkey
File name:file
Download: download sample
Signature MarsStealer
Create hunting rule
File size:334'376 bytes
First seen:2024-09-26 17:03:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:UPT+g0SUUOll/PbH2sY+iF6smfR3B5RlS4rJDuHbSt8OIikiIRi3EO:STH0SIbbnY+iZyxzHd1DRSiLEO
Threatray 109 similar samples on MalwareBazaar
TLSH T16E642396BB95259BC6EB8FF3A1F2D5065BF5ED4D0986C007885880E3EF48E8064E3B51
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
Reporter Bitsight
Tags:exe MarsStealer


Avatar
Bitsight
url: https://dbsmena.com/sddgfg.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
519
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-26 17:05:07 UTC
Tags:
stealer stealc loader
Link:
https://app.any.run/tasks/8a235206-b1bf-4531-b8bf-5801fcc37d5d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Win.Packed.Msilzilla-10036350-0
Create hunting rule

Verdict:
Malicious
Score:
93.3%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66f59406c5ef4567b6c9d8c1
Tags:
Encryption Static Stealth Micro Tori Msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Launching a process
Creating a file
Сreating synchronization primitives
Running batch commands
Creating a process with a hidden window
Connection attempt to an infection source
Unauthorized injection to a system process
Sending an HTTP GET request to an infection source
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/66f59404f71b9c224c1340dd/reports/165da7c5-bbca-4df0-94bd-e62b9910189d/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/8df76c9722b5a44e7e5c42de48f4073ef42eaa814903207abdb9aa72f0ed4616
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.
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/00cc0d5c-63a4-42fe-b8ec-46fac116cfc6
Result
Threat name:
LummaC, Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1519636
Signature
.NET source code contains very large array initializations
.NET source code references suspicious native API functions
AI detected suspicious sample
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Found evasive API chain (may stop execution after checking locale)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
LummaC encrypted strings found
Machine Learning detection for sample
Sample uses string decryption to hide its real strings
Searches for specific processes (likely to inject)
Suricata IDS alerts for network traffic
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal Bitcoin Wallet information
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected LummaC Stealer
Yara detected Powershell download and execute
Yara detected Stealc
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1519636 Sample: file.exe Startdate: 26/09/2024 Architecture: WINDOWS Score: 100 89 vozmeatillu.shop 2->89 91 stogeneratmns.shop 2->91 93 10 other IPs or domains 2->93 113 Suricata IDS alerts for network traffic 2->113 115 Found malware configuration 2->115 117 Antivirus detection for URL or domain 2->117 119 14 other signatures 2->119 12 file.exe 2 2->12         started        signatures3 process4 file5 83 C:\Users\user\AppData\Local\...\file.exe.log, CSV 12->83 dropped 139 Contains functionality to inject code into remote processes 12->139 141 Writes to foreign memory regions 12->141 143 Allocates memory in foreign processes 12->143 145 Injects a PE file into a foreign processes 12->145 16 RegAsm.exe 38 12->16         started        21 conhost.exe 12->21         started        signatures6 process7 dnsIp8 85 46.8.231.109, 49735, 49742, 80 FIORD-ASIP-transitoperatorinRussiaUkraineandBaltics Russian Federation 16->85 87 dbsmena.com 172.105.54.160, 443, 49736, 49737 LINODE-APLinodeLLCUS United States 16->87 67 C:\Users\userKECGDBFCBK.exe, PE32 16->67 dropped 69 C:\Users\userHJEBGHIEBF.exe, PE32 16->69 dropped 71 C:\Users\user\AppData\Local\...\vdshfd[1].exe, PE32 16->71 dropped 73 13 other files (none is malicious) 16->73 dropped 105 Tries to steal Mail credentials (via file / registry access) 16->105 107 Tries to harvest and steal browser information (history, passwords, etc) 16->107 109 Found evasive API chain (may stop execution after checking locale) 16->109 111 3 other signatures 16->111 23 cmd.exe 1 16->23         started        25 cmd.exe 1 16->25         started        file9 signatures10 process11 process12 27 userKECGDBFCBK.exe 2 23->27         started        30 conhost.exe 23->30         started        32 userHJEBGHIEBF.exe 2 25->32         started        34 conhost.exe 25->34         started        signatures13 131 Writes to foreign memory regions 27->131 133 Allocates memory in foreign processes 27->133 135 Injects a PE file into a foreign processes 27->135 36 RegAsm.exe 1 141 27->36         started        41 conhost.exe 27->41         started        137 LummaC encrypted strings found 32->137 43 RegAsm.exe 32->43         started        45 conhost.exe 32->45         started        process14 dnsIp15 95 cowod.hopto.org 45.132.206.251, 59777, 80 LIFELINK-ASRU Russian Federation 36->95 97 5.75.211.162, 443, 59744, 59745 HETZNER-ASDE Germany 36->97 75 C:\ProgramData\HDGCAAFBFB.exe, PE32 36->75 dropped 77 C:\ProgramData\AFBFHDBKJE.exe, PE32 36->77 dropped 79 C:\Users\user\AppData\Local\...\vdshfd[1].exe, PE32 36->79 dropped 81 C:\Users\user\AppData\...\ljhgfsd[1].exe, PE32 36->81 dropped 121 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 36->121 123 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 36->123 125 Tries to harvest and steal ftp login credentials 36->125 127 3 other signatures 36->127 47 AFBFHDBKJE.exe 36->47         started        50 HDGCAAFBFB.exe 36->50         started        52 cmd.exe 36->52         started        99 ballotnwu.site 104.21.2.13, 443, 59742, 59784 CLOUDFLARENETUS United States 43->99 101 gutterydhowi.shop 104.21.4.136, 443, 59733, 59771 CLOUDFLARENETUS United States 43->101 103 5 other IPs or domains 43->103 file16 signatures17 process18 signatures19 147 Writes to foreign memory regions 47->147 149 Allocates memory in foreign processes 47->149 151 Injects a PE file into a foreign processes 47->151 54 RegAsm.exe 47->54         started        57 conhost.exe 47->57         started        59 conhost.exe 50->59         started        61 RegAsm.exe 50->61         started        63 conhost.exe 52->63         started        65 timeout.exe 52->65         started        process20 signatures21 129 Tries to harvest and steal browser information (history, passwords, etc) 54->129
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8df76c9722b5a44e7e5c42de48f4073ef42eaa814903207abdb9aa72f0ed4616
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8df76c9722b5a44e7e5c42de48f4073ef42eaa814903207abdb9aa72f0ed4616/
Threat name:
Win32.Spyware.Stealc
Create hunting rule
Status:
Malicious
First seen:
2024-09-26 17:26:15 UTC
AV detection:
22 of 24 (91.67%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rx3wzfzcwwse47s4ilper5ahh32c5kubjebsa6v5xgvhf4hniyla._file
Verdict:
malicious
Label(s):
stealc
Create hunting rule
Similar samples:
2982d7fbda8b889a9cc7ea780acd6ab1e03dc69360836a3a60bae08ae6307ad5
MarsStealer
3b914f143432c17ca607ba232ba0122f78096dc04dd7ce3d297ed0036f3b1545
MarsStealer
8df76c9722b5a44e7e5c42de48f4073ef42eaa814903207abdb9aa72f0ed4616
MarsStealer
9545cb95accf9eb43999ff192849f2c8c2ef8286c3fc1232d3750cbcd9c8dc4e
MarsStealer
9b9ea892b7ad9135e42cc1cbb190fd56004d2c08fb0c3c983148210f6c41e38a
MarsStealer
f75acf936390f89239c43552717efb65c4c3190b16a7eec62dcd0053a045e91d
MarsStealer
fb371a0bf9bd2437bfeb1e15335f35f60f071662c0c6a1d3b9abd1359ad85c93
MarsStealer
+ 99 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:lumma family:stealc family:vidar botnet:default botnet:e90840a846d017e7b095f7543cdf2d15 credential_access discovery spyware stealer
Link:
https://tria.ge/reports/240926-vk87ksycln/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Browser Information Discovery
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Unsecured Credentials: Credentials In Files
Downloads MZ/PE file
Detect Vidar Stealer
Lumma Stealer, LummaC
Stealc
Vidar
Malware Config
C2 Extraction:
http://46.8.231.109
https://steamcommunity.com/profiles/76561199780418869
https://t.me/ae5ed
https://reinforcenh.shop/api
https://stogeneratmns.shop/api
https://fragnantbui.shop/api
https://drawzhotdog.shop/api
https://vozmeatillu.shop/api
https://offensivedzvju.shop/api
https://ghostreedmnu.shop/api
https://gutterydhowi.shop/api
https://ballotnwu.site/api
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/bb6575c3-e3d5-4064-8976-615392a84209
Unpacked files
SH256 hash:
951b300428f46c2a12417414eb10796307cbe9016bbd22193e3250f77bb8190c
MD5 hash:
733e54187892b23b2b7653e79925a2f0
SHA1 hash:
bcd5bfca9eb9fc9bdced6a3a43a96baf598fcd80
Detections:
stealc
Create hunting rule
Link:
https://www.unpac.me/results/5bee466e-4ab8-445b-aa23-14e0931a41f5/
Parent samples :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 hash:
3986363fb8deb6927a153051c4d412001481d4cb60a113261c0e0402238bfef9
MD5 hash:
f5aa858b2cbbb784ca62b8891c9f557e
SHA1 hash:
f45f07667a035a43b06a5f43755e249a67a01f67
Link:
https://www.unpac.me/results/5bee466e-4ab8-445b-aa23-14e0931a41f5/
SH256 hash:
8df76c9722b5a44e7e5c42de48f4073ef42eaa814903207abdb9aa72f0ed4616
MD5 hash:
10b1172549949f835f59bd598cfc4318
SHA1 hash:
21f16130980717888dea8eb3dee30a4914749880
Link:
https://www.unpac.me/results/5bee466e-4ab8-445b-aa23-14e0931a41f5/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8df76c9722b5/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/8df76c9722b5a44e7e5c42de48f4073ef42eaa814903207abdb9aa72f0ed4616

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_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
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

MarsStealer

Executable exe 8df76c9722b5a44e7e5c42de48f4073ef42eaa814903207abdb9aa72f0ed4616

(this sample)

  
Dropped by
Privateloader
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3192814/

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