MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c45269675dbf15f6ef65637952f5e57c50f124f2182bb6d526cff137bdd07008. 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: 18


Intelligence 18 IOCs YARA 7 File information Comments
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SHA256 hash: c45269675dbf15f6ef65637952f5e57c50f124f2182bb6d526cff137bdd07008
SHA3-384 hash: 1b9a5b5e80a7d3a693dcc8a0bf84c79c50a63aaba1d9fb66e2eb70bcf3d8cb8565a229bf8c6851079a8ddb7566c6c248
SHA1 hash: 72f96fae5b89aec666887d34655552e8f9cca90b
MD5 hash: 93d82638ef554a5117ce5b0d23449d01
humanhash: network-pennsylvania-coffee-edward
File name:file
Download: download sample
Signature MarsStealer
Create hunting rule
File size:334'376 bytes
First seen:2024-09-25 15:04:26 UTC
Last seen:2024-09-26 10:31:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:G64ysmRhhpPdrxp7jylbwq6sua07m680VqjS65EkSDcVtw4ufST7/JcG6EO:GdmnVxp0XNua07m30Vqjz5EHAVO4u672
Threatray 80 similar samples on MalwareBazaar
TLSH T1FB6423101B722A7BE9DE0B3C9AD2F13C68F5D663711769D77000C1AA5A217393BB3272
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:147-45-44-104 exe MarsStealer Spam-ITA


Avatar
Bitsight
url: http://147.45.44.104/prog/66f4248154c67_sgdfgs.exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
417
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-25 15:07:00 UTC
Tags:
stealer stealc loader
Link:
https://app.any.run/tasks/3c5a4ce3-404c-44e5-b6c6-d2afaec79db2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.3359.30707.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66f426a2c5ef4567b6c99a00
Tags:
Banker Encryption Execution Network Static Stealth Dexter Infosteal Exploit Sage Tori
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
Forced shutdown of a system process
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/66f426a87a71e61ac30f6f47/reports/d4ea971c-fbb9-4ae0-a25c-d9458fc41d58/overview
Verdict:
Malicious
Labled as:
IL:Trojan.MSILZilla
Link:
https://www.hybrid-analysis.com/sample/c45269675dbf15f6ef65637952f5e57c50f124f2182bb6d526cff137bdd07008
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/3dcc7159-14ac-4505-84ea-472ae80765af
Result
Threat name:
LummaC, Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1518409
Signature
.NET source code contains very large array initializations
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 dropped file
Machine Learning detection for sample
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)
Sigma detected: New RUN Key Pointing to Suspicious Folder
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: 1518409 Sample: file.exe Startdate: 25/09/2024 Architecture: WINDOWS Score: 100 106 yalubluseks.eu 2->106 108 vozmeatillu.shop 2->108 110 13 other IPs or domains 2->110 140 Suricata IDS alerts for network traffic 2->140 142 Found malware configuration 2->142 144 Antivirus detection for URL or domain 2->144 146 16 other signatures 2->146 12 file.exe 2 2->12         started        16 MFDBG.exe 2->16         started        18 MFDBG.exe 2->18         started        signatures3 process4 file5 104 C:\Users\user\AppData\Local\...\file.exe.log, CSV 12->104 dropped 180 Contains functionality to inject code into remote processes 12->180 182 Writes to foreign memory regions 12->182 184 Allocates memory in foreign processes 12->184 186 Injects a PE file into a foreign processes 12->186 20 RegAsm.exe 76 12->20         started        25 RegAsm.exe 12->25         started        27 conhost.exe 12->27         started        29 WerFault.exe 16->29         started        31 WerFault.exe 18->31         started        signatures6 process7 dnsIp8 112 46.8.231.109, 49727, 80 FIORD-ASIP-transitoperatorinRussiaUkraineandBaltics Russian Federation 20->112 114 147.45.44.104, 49729, 60919, 80 FREE-NET-ASFREEnetEU Russian Federation 20->114 86 C:\Users\user\AppData\...\softokn3[1].dll, PE32 20->86 dropped 88 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 20->88 dropped 90 C:\Users\user\AppData\...\mozglue[1].dll, PE32 20->90 dropped 92 15 other files (11 malicious) 20->92 dropped 148 Tries to steal Mail credentials (via file / registry access) 20->148 150 Tries to harvest and steal browser information (history, passwords, etc) 20->150 152 Tries to steal Crypto Currency Wallets 20->152 154 Tries to harvest and steal Bitcoin Wallet information 20->154 33 cmd.exe 1 20->33         started        35 cmd.exe 1 20->35         started        37 cmd.exe 1 20->37         started        156 Found evasive API chain (may stop execution after checking locale) 25->156 158 Searches for specific processes (likely to inject) 25->158 file9 signatures10 process11 process12 39 userEHDHIDAEHC.exe 2 33->39         started        42 conhost.exe 33->42         started        44 userGIEBGIIJDG.exe 2 35->44         started        46 conhost.exe 35->46         started        48 userDGHJEHJJDA.exe 1 5 37->48         started        51 conhost.exe 37->51         started        file13 160 Multi AV Scanner detection for dropped file 39->160 162 Writes to foreign memory regions 39->162 164 Allocates memory in foreign processes 39->164 53 RegAsm.exe 39->53         started        58 conhost.exe 39->58         started        166 Injects a PE file into a foreign processes 44->166 168 LummaC encrypted strings found 44->168 60 RegAsm.exe 44->60         started        62 conhost.exe 44->62         started        84 C:\Users\user\AppData\Local\...\MFDBG.exe, PE32 48->84 dropped 170 Machine Learning detection for dropped file 48->170 64 MFDBG.exe 15 1004 48->64         started        signatures14 process15 dnsIp16 116 cowod.hopto.org 45.132.206.251, 60926, 80 LIFELINK-ASRU Russian Federation 53->116 118 5.75.211.162, 443, 60897, 60898 HETZNER-ASDE Germany 53->118 94 C:\Users\user\...\66f424e80b9cc_idsmds[1].exe, PE32 53->94 dropped 96 C:\Users\...\66f4247d51812_lfdsjna[1].exe, PE32 53->96 dropped 98 C:\ProgramData\IEHDAFHDHC.exe, PE32 53->98 dropped 100 C:\ProgramData\AAAEBAFBGI.exe, PE32 53->100 dropped 172 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 53->172 174 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 53->174 176 Tries to harvest and steal ftp login credentials 53->176 178 3 other signatures 53->178 66 IEHDAFHDHC.exe 53->66         started        69 AAAEBAFBGI.exe 53->69         started        72 cmd.exe 53->72         started        120 drawzhotdog.shop 104.21.58.182, 443, 49730, 49738 CLOUDFLARENETUS United States 60->120 122 gutterydhowi.shop 172.67.132.32, 443, 49731, 60928 CLOUDFLARENETUS United States 60->122 128 4 other IPs or domains 60->128 124 yalubluseks.eu 188.114.96.3, 443, 49733, 49734 CLOUDFLARENETUS European Union 64->124 126 api.ipify.org 104.26.12.205, 49735, 49739, 80 CLOUDFLARENETUS United States 64->126 102 C:\Users\user\AppData\Local\...\FDWDZ.exe, PE32 64->102 dropped 74 FDWDZ.exe 64->74         started        file17 signatures18 process19 dnsIp20 132 Writes to foreign memory regions 66->132 134 Allocates memory in foreign processes 66->134 136 Injects a PE file into a foreign processes 66->136 76 conhost.exe 66->76         started        78 RegAsm.exe 66->78         started        130 172.67.74.152, 60923, 60941, 80 CLOUDFLARENETUS United States 69->130 138 Machine Learning detection for dropped file 69->138 80 conhost.exe 72->80         started        82 timeout.exe 72->82         started        signatures21 process22
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/c45269675dbf15f6ef65637952f5e57c50f124f2182bb6d526cff137bdd07008
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c45269675dbf15f6ef65637952f5e57c50f124f2182bb6d526cff137bdd07008/
Threat name:
ByteCode-MSIL.Trojan.Zilla
Create hunting rule
Status:
Malicious
First seen:
2024-09-25 14:58:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yrjgsz25x4k7n33fmn4vf5pfpripcjhsdav3nvjgz7ytppoqoaea._file
Verdict:
malicious
Label(s):
stealc
Create hunting rule
Similar samples:
0ad3bca28149eb3c5e3da6ffc1d73afb6a9283bc36387c4ad1f41fa9367d7b41
MarsStealer
78851cd6c72e3abea121c73a9cc1fed0737eb9cb794ffc50d0d5e5aa28a30141
MarsStealer
c45269675dbf15f6ef65637952f5e57c50f124f2182bb6d526cff137bdd07008
MarsStealer
f083e21b36dd20620436ee2fa9a7f8f98dd7ca182ed5e1cd19d05455a0b4ab68
MarsStealer
f4cd4350d5e48264696b980cc329ed0c1809b14194894557672cbb4baec3feea
MarsStealer
fb371a0bf9bd2437bfeb1e15335f35f60f071662c0c6a1d3b9abd1359ad85c93
MarsStealer
+ 70 additional samples on MalwareBazaar
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:lumma family:stealc family:vidar botnet:3a15237aa92dcd8ccca447211fb5fc2a botnet:default credential_access discovery persistence spyware stealer
Link:
https://tria.ge/reports/240925-sf581s1hnl/
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
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
Adds Run key to start application
Checks installed software on the system
Looks up external IP address via web service
Checks computer location settings
Drops startup file
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://drawzhotdog.shop/api
Verdict:
Malicious
Tags:
stealc
YARA:
n/a
Link:
https://app.threat.zone/submission/5191bcea-ef6a-4ae8-9fe0-2bddff01b9fe
Unpacked files
SH256 hash:
951b300428f46c2a12417414eb10796307cbe9016bbd22193e3250f77bb8190c
MD5 hash:
733e54187892b23b2b7653e79925a2f0
SHA1 hash:
bcd5bfca9eb9fc9bdced6a3a43a96baf598fcd80
Detections:
stealc
Create hunting rule
Link:
https://www.unpac.me/results/b48c30e9-126f-497f-8ecd-3da680257433/
Parent samples :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 hash:
3986363fb8deb6927a153051c4d412001481d4cb60a113261c0e0402238bfef9
MD5 hash:
f5aa858b2cbbb784ca62b8891c9f557e
SHA1 hash:
f45f07667a035a43b06a5f43755e249a67a01f67
Link:
https://www.unpac.me/results/b48c30e9-126f-497f-8ecd-3da680257433/
SH256 hash:
c45269675dbf15f6ef65637952f5e57c50f124f2182bb6d526cff137bdd07008
MD5 hash:
93d82638ef554a5117ce5b0d23449d01
SHA1 hash:
72f96fae5b89aec666887d34655552e8f9cca90b
Link:
https://www.unpac.me/results/b48c30e9-126f-497f-8ecd-3da680257433/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c45269675dbf/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/c45269675dbf15f6ef65637952f5e57c50f124f2182bb6d526cff137bdd07008

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 c45269675dbf15f6ef65637952f5e57c50f124f2182bb6d526cff137bdd07008

(this sample)

  
Dropped by
Privateloader
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3191237/

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