MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d8352d51143cdb130eb1c633fcc91b688df4961fcbe97a286c88112884266833. 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: 16


Intelligence 16 IOCs YARA 19 File information Comments
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SHA256 hash: d8352d51143cdb130eb1c633fcc91b688df4961fcbe97a286c88112884266833
SHA3-384 hash: 744ef10dc33cac7f74c133865335257579f757f29f4b5f48ac017589d175588f82fa290b088e80d66fd4c67732c5b69c
SHA1 hash: f7113af47df993e686f6563409c0641e3e4d89ef
MD5 hash: cc78ebc3aad20686d5bef8613aba55be
humanhash: kilo-aspen-magnesium-ceiling
File name:SecuriteInfo.com.W32.MSIL_Agent.GGE.gen.Eldorado.25818.8216
Download: download sample
Signature MarsStealer
Create hunting rule
File size:597'504 bytes
First seen:2023-11-18 23:14:57 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 12288:hTsmcJenPQ7Mp+WWUoJZkXlh46yeZ1jAQ7llhnvi/ipsmiRa6AY:hImcsnI7MpjWUoJZk1hGuEQ7ll5DYY69
TLSH T1CCD49D13FA9BCDF1C6841B7ACDDA159417A1FD81B7A3E70A398E13E5090736A5E4820F
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Reporter SecuriteInfoCom
Tags:exe MarsStealer

Intelligence

File Origin
# of uploads :
1
# of downloads :
332
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
raccoon
Create hunting rule
ID:
1
File name:
New Text Document.bin.exe
Verdict:
Malicious activity
Analysis date:
2023-11-19 00:15:40 UTC
Tags:
loader marsstealer stealer opendir raccoon recordbreaker risepro hijackloader amadey botnet redline formbook xloader lumma trojan lokibot systembc proxy autoit privateloader evasion gcleaner miner spyware stealc
Link:
https://app.any.run/tasks/310826f1-acbe-4ea1-985f-28bbdb9719bd

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/459093/
Detection(s):
SecuriteInfo.com.W32.MSIL_Agent.GGE.gen.Eldorado.25818.8216.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
DNS request
Sending a custom TCP request
Using the Windows Management Instrumentation requests
Reading critical registry keys
Creating a window
Stealing user critical data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/65594577e5d5331f5c57e27f/reports/31ad2bf8-91b3-43ab-bf60-9e5f7768e047/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/d8352d51143cdb130eb1c633fcc91b688df4961fcbe97a286c88112884266833
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/b5d04df7-ed3c-4ba1-bc22-5fe7dc687818
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1344613
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contain functionality to detect virtual machines
Found evasive API chain (may stop execution after checking computer name)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
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 harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Crypto Currency Wallets
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected Vidar
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1344613 Sample: SecuriteInfo.com.W32.MSIL_A... Startdate: 19/11/2023 Architecture: WINDOWS Score: 100 25 t.me 2->25 31 Multi AV Scanner detection for domain / URL 2->31 33 Found malware configuration 2->33 35 Malicious sample detected (through community Yara rule) 2->35 37 10 other signatures 2->37 7 SecuriteInfo.com.W32.MSIL_Agent.GGE.gen.Eldorado.25818.8216.exe 3 2->7         started        signatures3 process4 signatures5 39 Found evasive API chain (may stop execution after checking computer name) 7->39 41 Contain functionality to detect virtual machines 7->41 43 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 7->43 45 Injects a PE file into a foreign processes 7->45 10 SecuriteInfo.com.W32.MSIL_Agent.GGE.gen.Eldorado.25818.8216.exe 35 7->10         started        15 SecuriteInfo.com.W32.MSIL_Agent.GGE.gen.Eldorado.25818.8216.exe 7->15         started        process6 dnsIp7 27 t.me 149.154.167.99, 443, 49729 TELEGRAMRU United Kingdom 10->27 29 167.235.143.166, 443, 49730, 49731 ALBERTSONSUS United States 10->29 17 C:\ProgramData\nss3.dll, PE32 10->17 dropped 19 C:\Users\user\AppData\...\sqlite3[1].dll, PE32 10->19 dropped 21 C:\Users\user\AppData\...\vcruntime140[1].dll, PE32 10->21 dropped 23 10 other files (none is malicious) 10->23 dropped 47 Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc) 10->47 49 Found many strings related to Crypto-Wallets (likely being stolen) 10->49 51 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 10->51 53 3 other signatures 10->53 file8 signatures9
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/d8352d51143cdb130eb1c633fcc91b688df4961fcbe97a286c88112884266833
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/d8352d51143cdb130eb1c633fcc91b688df4961fcbe97a286c88112884266833/
Threat name:
Win32.Trojan.LummaStealer
Create hunting rule
Status:
Malicious
First seen:
2023-11-18 23:10:35 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3a2s2uiuhtnrgdvryyz7zsi3ncg7jfq7zpuxukdmraisrbbgnazq._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery spyware stealer
Link:
https://tria.ge/reports/231118-28jedsgg5z/
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks installed software on the system
Checks computer location settings
Reads data files stored by FTP clients
Downloads MZ/PE file
Unpacked files
SH256 hash:
2ac277b037488d8a353b045750fc87a563d0b16997f0941b1f8ac27d422883a6
MD5 hash:
9ab35f47147f99764ea56631ecebafd1
SHA1 hash:
d53b150c4544e22ad29db7aea77dc30474c986cc
Detections:
INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Link:
https://www.unpac.me/results/883f5f22-3b7b-4402-8211-e15db5513b0c/
Parent samples :
129945bc24fc3a0f026201998f746fdaa548460d5822822d305a9f1ab68db413
d8352d51143cdb130eb1c633fcc91b688df4961fcbe97a286c88112884266833
SH256 hash:
2ac7897da986576f3755870055cb0bc8e7eaf6fb9860c08a52dfcc501af066c1
MD5 hash:
5ea38b2fa7e17e00006fe014976ebb63
SHA1 hash:
cc1ad686a884b49289d1ee58a0246d6dcb444006
Link:
https://www.unpac.me/results/883f5f22-3b7b-4402-8211-e15db5513b0c/
SH256 hash:
366614688e1daca134e5ff449abae2de57cb4a916ac7797e78619d48538b1546
MD5 hash:
64bac2a5afe525134fd4b2fd697f78a4
SHA1 hash:
9912dcd3e49551dd5f63e41ab003aba97a6f5f48
Link:
https://www.unpac.me/results/883f5f22-3b7b-4402-8211-e15db5513b0c/
SH256 hash:
19efdf03cb94895935225795f68bb9abfded1869687367013b8b4eee3cc99372
MD5 hash:
4e29f75c0c51b9dec76955f0382d9541
SHA1 hash:
4899aa8e3f57339cbaec8faab777897a76fe1c3a
Link:
https://www.unpac.me/results/883f5f22-3b7b-4402-8211-e15db5513b0c/
SH256 hash:
80afb3f54be8bbcb78f733a5f394a7a31c6099f78c621aaaff8258da5bdda5fa
MD5 hash:
b4449b86516dd5cca7f8a12b226e9657
SHA1 hash:
0e519dca39d5caedcf808eeeebe3b90992bed09e
Detections:
INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Link:
https://www.unpac.me/results/883f5f22-3b7b-4402-8211-e15db5513b0c/
SH256 hash:
d8352d51143cdb130eb1c633fcc91b688df4961fcbe97a286c88112884266833
MD5 hash:
cc78ebc3aad20686d5bef8613aba55be
SHA1 hash:
f7113af47df993e686f6563409c0641e3e4d89ef
Link:
https://www.unpac.me/results/883f5f22-3b7b-4402-8211-e15db5513b0c/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/d8352d51143c/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/d8352d51143cdb130eb1c633fcc91b688df4961fcbe97a286c88112884266833

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:Check_Dlls
Create hunting rule
Rule name:Check_OutputDebugStringA_iat
Create hunting rule
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:detect_Mars_Stealer
Create hunting rule
Author:@malgamy12
Description:detect_Mars_Stealer
Rule name:has_telegram_urls
Create hunting rule
Author:Aaron DeVera<aaron@backchannel.re>
Description:Detects Telegram URLs
Rule name:INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs
Create hunting rule
Author:ditekSHen
Description:Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.
Rule name:INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs
Create hunting rule
Author:ditekSHen
Description:Detect binaries embedding considerable number of MFA browser extension IDs.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
Author:ditekSHen
Description:Detects binaries and memory artifcats referencing sandbox DLLs typically observed in sandbox evasion
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:QbotStuff
Create hunting rule
Author:anonymous
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_vidar
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detection of Vidar Stealer and Variants via strings present in final unpacked payloads
Rule name:win_vidar_strings_jun_2023
Create hunting rule
Author:Matthew @ Embee_Research
Description:Detection of Vidar Stealer and Variants via strings present in final unpacked payloads
Rule name:yara_template
Create hunting rule

File information

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

Web download

MarsStealer

Executable exe d8352d51143cdb130eb1c633fcc91b688df4961fcbe97a286c88112884266833

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/459093/
  
URLhaus
https://urlhaus.abuse.ch/url/2731834/
  
Delivery method
Distributed via web download

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