MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 84844b745d886eebbe814e0b9b05fd921a252019e27661a447a1103c8937f997. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 84844b745d886eebbe814e0b9b05fd921a252019e27661a447a1103c8937f997
SHA3-384 hash: 6a184f1c0356db2719f9371ae9a0d69df974a7dd38a8a1d50a68ba98f7f78434133790a5756824d66c9c2b01d2edb871
SHA1 hash: c9d7349fb4d305604c1ccabe0e7dfe28f9d3a858
MD5 hash: 10d006a7541fa517e818d9d7d9787deb
humanhash: kansas-minnesota-grey-bravo
File name:file
Download: download sample
Signature MarsStealer
Create hunting rule
File size:334'376 bytes
First seen:2024-09-28 01:50:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:CkNFUH0fMA9uqoJuDew+xO0I7eJetJUIgUjC/0LY716rYub2SrBL6+6nAEO:Ca3MAvYUZ+xVMpTe8076b2SrklnAEO
Threatray 13 similar samples on MalwareBazaar
TLSH T16D6422270B074FB6CACF423E265381D6F77467A74C65D3AAB109A7735FC03DA65A9080
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://files.bloodqwe.shop/ldms/66f75fe7a7927_sgda.exe

Intelligence

File Origin
# of uploads :
1
# of downloads :
385
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-28 01:53:47 UTC
Tags:
stealer stealc loader
Link:
https://app.any.run/tasks/f69cd8a6-2d7f-470f-aca9-9a569f1bc527

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:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66f7610b4b14762f62126841
Tags:
Encryption Static Injection Exploit Tori
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/66f76109f71b9c224c13df8b/reports/7701c1c5-919d-47ed-893f-17da80c315e5/overview
Verdict:
Malicious
Labled as:
Zusy.Generic
Link:
https://www.hybrid-analysis.com/sample/84844b745d886eebbe814e0b9b05fd921a252019e27661a447a1103c8937f997
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/8607e5d2-cdda-423d-9717-7f02c469bfe0
Result
Threat name:
LummaC, Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1521068
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
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
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
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 stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1521068 Sample: file.exe Startdate: 28/09/2024 Architecture: WINDOWS Score: 100 114 t.me 2->114 116 offensivedzvju.shop 2->116 118 3 other IPs or domains 2->118 128 Multi AV Scanner detection for domain / URL 2->128 130 Suricata IDS alerts for network traffic 2->130 132 Found malware configuration 2->132 134 16 other signatures 2->134 13 file.exe 2 2->13         started        signatures3 process4 file5 104 C:\Users\user\AppData\Local\...\file.exe.log, CSV 13->104 dropped 170 Contains functionality to inject code into remote processes 13->170 172 Writes to foreign memory regions 13->172 174 Allocates memory in foreign processes 13->174 176 Injects a PE file into a foreign processes 13->176 17 RegAsm.exe 39 13->17         started        22 conhost.exe 13->22         started        signatures6 process7 dnsIp8 110 46.8.231.109, 49702, 49707, 80 FIORD-ASIP-transitoperatorinRussiaUkraineandBaltics Russian Federation 17->110 112 files.bloodqwe.shop 104.21.73.223, 443, 49703, 49704 CLOUDFLARENETUS United States 17->112 84 C:\Users\user\AppData\...\softokn3[1].dll, PE32 17->84 dropped 86 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 17->86 dropped 88 C:\Users\user\AppData\...\mozglue[1].dll, PE32 17->88 dropped 90 13 other files (9 malicious) 17->90 dropped 136 Tries to steal Mail credentials (via file / registry access) 17->136 138 Found many strings related to Crypto-Wallets (likely being stolen) 17->138 140 Tries to harvest and steal browser information (history, passwords, etc) 17->140 142 4 other signatures 17->142 24 cmd.exe 1 17->24         started        26 cmd.exe 1 17->26         started        file9 signatures10 process11 process12 28 userKFHCAEGCBF.exe 2 24->28         started        31 conhost.exe 24->31         started        33 userGHJDBAKEHD.exe 2 26->33         started        35 conhost.exe 26->35         started        signatures13 160 Multi AV Scanner detection for dropped file 28->160 162 Writes to foreign memory regions 28->162 164 Allocates memory in foreign processes 28->164 37 RegAsm.exe 1 204 28->37         started        42 conhost.exe 28->42         started        44 RegAsm.exe 28->44         started        50 5 other processes 28->50 166 Injects a PE file into a foreign processes 33->166 168 LummaC encrypted strings found 33->168 46 RegAsm.exe 33->46         started        48 conhost.exe 33->48         started        process14 dnsIp15 120 t.me 149.154.167.99, 443, 49721, 56030 TELEGRAMRU United Kingdom 37->120 122 cowod.hopto.org 45.132.206.251, 56029, 80 LIFELINK-ASRU Russian Federation 37->122 92 C:\Users\user\...\66f75feece638_ldmg[1].exe, PE32 37->92 dropped 94 C:\Users\user\...\66f75fd9dc673_vasd[1].exe, PE32 37->94 dropped 96 C:\ProgramData\DAKEBAKFHCFH\softokn3.dll, PE32 37->96 dropped 98 7 other files (5 malicious) 37->98 dropped 152 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 37->152 154 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 37->154 156 Tries to harvest and steal ftp login credentials 37->156 158 3 other signatures 37->158 52 AFCFHJJECA.exe 37->52         started        55 AFHDBGHJKF.exe 37->55         started        57 cmd.exe 37->57         started        124 offensivedzvju.shop 188.114.97.3, 443, 49709, 49712 CLOUDFLARENETUS European Union 46->124 59 WerFault.exe 46->59         started        62 WerFault.exe 46->62         started        64 WerFault.exe 46->64         started        file16 signatures17 process18 file19 144 Multi AV Scanner detection for dropped file 52->144 146 Writes to foreign memory regions 52->146 148 Allocates memory in foreign processes 52->148 66 RegAsm.exe 52->66         started        69 conhost.exe 52->69         started        150 Injects a PE file into a foreign processes 55->150 71 RegAsm.exe 55->71         started        73 conhost.exe 55->73         started        75 conhost.exe 57->75         started        77 timeout.exe 57->77         started        100 C:\ProgramData\Microsoft\...\Report.wer, Unicode 59->100 dropped 102 C:\ProgramData\Microsoft\...\Report.wer, Unicode 62->102 dropped signatures20 process21 signatures22 126 Tries to harvest and steal browser information (history, passwords, etc) 66->126 79 WerFault.exe 71->79         started        82 WerFault.exe 71->82         started        process23 file24 106 C:\ProgramData\Microsoft\...\Report.wer, Unicode 79->106 dropped 108 C:\ProgramData\Microsoft\...\Report.wer, Unicode 82->108 dropped
Score:
99%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/84844b745d886eebbe814e0b9b05fd921a252019e27661a447a1103c8937f997
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/84844b745d886eebbe814e0b9b05fd921a252019e27661a447a1103c8937f997/
Threat name:
Win32.Infostealer.Tinba
Create hunting rule
Status:
Malicious
First seen:
2024-09-28 01:51:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=qscew5c5rbxoxpubjyfzwbp5sinckiaz4j3gdjchueidzcjx7glq._file
Verdict:
malicious
Label(s):
stealc
Create hunting rule
Similar samples:
0411c3152398d2ce23e4bf07868adf49a5d24fe27558cbd92fb8fcb787b926de
MarsStealer
13c42c85bbeaac50ca5cebc9433e1b12c7f2072a833f60c54d59375993af2ecc
MarsStealer
1fa6bfba290cd75c09efa73e28942a0ae876ff8e745e7ff764c102534b1f8aeb
MarsStealer
56afc3a4d1976c141a65895d5fb4e6fc5756a593cf97d234626f8107ad2141d5
MarsStealer
ada1caff222d32f19882f0c10cca32ed19269dd5e0c9549ed30f5a7d2c3ef4df
MarsStealer
de0508dc59523293fd16b194ed4f60124d1664ea8e6c329a6c1ba2d66aa6ad89
MarsStealer
+ 3 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:lumma family:stealc family:vidar botnet:default botnet:ffa0fc7713f6625bf874f947bcf3df53 credential_access discovery evasion persistence privilege_escalation spyware stealer
Link:
https://tria.ge/reports/240928-b9tzeatamg/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Runs net.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Browser Information Discovery
Enumerates physical storage devices
Event Triggered Execution: Netsh Helper DLL
Permission Groups Discovery: Local Groups
Program crash
System Location Discovery: System Language Discovery
Drops file in Program Files directory
Drops file in System32 directory
Suspicious use of SetThreadContext
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Looks up external IP address via web service
Modifies WinLogon
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
Modifies Windows Firewall
Server Software Component: Terminal Services DLL
Grants admin privileges
Detect Vidar Stealer
Lumma Stealer, LummaC
Stealc
Vidar
Malware Config
C2 Extraction:
http://46.8.231.109
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://t.me/jamsemlg
https://steamcommunity.com/profiles/76561199780418869
https://t.me/ae5ed
Verdict:
Malicious
Tags:
stealc
YARA:
n/a
Link:
https://app.threat.zone/submission/6f49b9da-6ca2-4829-8568-eb151f569d3d
Unpacked files
SH256 hash:
951b300428f46c2a12417414eb10796307cbe9016bbd22193e3250f77bb8190c
MD5 hash:
733e54187892b23b2b7653e79925a2f0
SHA1 hash:
bcd5bfca9eb9fc9bdced6a3a43a96baf598fcd80
Detections:
stealc
Create hunting rule
Link:
https://www.unpac.me/results/75994126-a75b-4aaf-8698-2fc5009606c9/
Parent samples :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 hash:
3986363fb8deb6927a153051c4d412001481d4cb60a113261c0e0402238bfef9
MD5 hash:
f5aa858b2cbbb784ca62b8891c9f557e
SHA1 hash:
f45f07667a035a43b06a5f43755e249a67a01f67
Link:
https://www.unpac.me/results/75994126-a75b-4aaf-8698-2fc5009606c9/
SH256 hash:
84844b745d886eebbe814e0b9b05fd921a252019e27661a447a1103c8937f997
MD5 hash:
10d006a7541fa517e818d9d7d9787deb
SHA1 hash:
c9d7349fb4d305604c1ccabe0e7dfe28f9d3a858
Link:
https://www.unpac.me/results/75994126-a75b-4aaf-8698-2fc5009606c9/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/84844b745d88/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mars Stealer
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/84844b745d886eebbe814e0b9b05fd921a252019e27661a447a1103c8937f997

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: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 84844b745d886eebbe814e0b9b05fd921a252019e27661a447a1103c8937f997

(this sample)

  
Dropped by
Privateloader
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3194372/

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