MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1eadbe273a568d404beb8143a7c3f8e844e153574f3c5d73549812b1c6671c77. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1eadbe273a568d404beb8143a7c3f8e844e153574f3c5d73549812b1c6671c77
SHA3-384 hash: bd7e59b1e005473ce431c1a11345d9ca7abd6a7fee1225b57019fa2bd3bf40898a1e8450b48b697ebaa7cb76353468e3
SHA1 hash: 5d08e20bdd66e7a67527c2c90baeb5988891fcff
MD5 hash: d18660c8c25e7f70e188826a4b786a83
humanhash: minnesota-black-yankee-orange
File name:file
Download: download sample
Signature MarsStealer
Create hunting rule
File size:1'776'640 bytes
First seen:2024-09-08 17:57:45 UTC
Last seen:2024-09-08 19:46:55 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 49152:98aun3xdV+HpuI4HhShay01SlxE5l7w6tq:CayT+H0Iaoay0YlxydwC
TLSH T1F485337798157830D3A51570DD6BB5203BF61921FEE48FF1E7EE07012CAAE46CA291E8
TrID 27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
20.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
18.6% (.EXE) Win32 Executable (generic) (4504/4/1)
8.5% (.ICL) Windows Icons Library (generic) (2059/9)
8.3% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter Bitsight
Tags:exe MarsStealer


Avatar
Bitsight
url: http://31.41.244.11/steam/random.exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
402
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-08 17:59:47 UTC
Tags:
stealer stealc
Link:
https://app.any.run/tasks/edec42d3-a070-47cb-affc-dc051d4da258

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.32071.27058.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66dde5ac4af4c97a7615bed1
Tags:
Execution Generic Infostealer Network Stealth Trojan
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Searching for analyzing tools
Running batch commands
Creating a process with a hidden window
Launching a process
Connection attempt to an infection source
Sending an HTTP GET request to an infection source
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
anti-vm microsoft_visual_cc packed
Link:
https://www.filescan.io/uploads/66dde5ac5ddd0685d72d032b/reports/ff15d610-a9ad-447a-9e5c-c49d83c475c5/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/1eadbe273a568d404beb8143a7c3f8e844e153574f3c5d73549812b1c6671c77
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/28899d5a-4049-4b33-a93b-90855529c2d4
Result
Threat name:
Amadey, Stealc, Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1507605
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Machine Learning detection for dropped file
Machine Learning detection for sample
PE file contains section with special chars
Suricata IDS alerts for network traffic
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to evade debugger and weak emulator (self modifying code)
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 steal Crypto Currency Wallets
Tries to steal Mail credentials (via file / registry access)
Yara detected Amadeys stealer DLL
Yara detected Powershell download and execute
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1507605 Sample: file.exe Startdate: 08/09/2024 Architecture: WINDOWS Score: 100 40 Suricata IDS alerts for network traffic 2->40 42 Found malware configuration 2->42 44 Antivirus detection for URL or domain 2->44 46 11 other signatures 2->46 8 file.exe 37 2->8         started        13 svoutse.exe 2->13         started        process3 dnsIp4 36 185.215.113.103, 49704, 80 WHOLESALECONNECTIONSNL Portugal 8->36 38 31.41.244.11, 49711, 80 AEROEXPRESS-ASRU Russian Federation 8->38 28 C:\Users\user\AppData\...\softokn3[1].dll, PE32 8->28 dropped 30 C:\Users\user\AppData\Local\...\random[1].exe, PE32 8->30 dropped 32 C:\Users\user\AppData\Local\...\nss3[1].dll, PE32 8->32 dropped 34 11 other files (7 malicious) 8->34 dropped 64 Detected unpacking (changes PE section rights) 8->64 66 Tries to steal Mail credentials (via file / registry access) 8->66 68 Found many strings related to Crypto-Wallets (likely being stolen) 8->68 76 6 other signatures 8->76 15 cmd.exe 1 8->15         started        70 Hides threads from debuggers 13->70 72 Tries to detect sandboxes / dynamic malware analysis system (registry check) 13->72 74 Tries to detect process monitoring tools (Task Manager, Process Explorer etc.) 13->74 file5 signatures6 process7 process8 17 BFBFBFIIJD.exe 4 15->17         started        21 conhost.exe 15->21         started        file9 26 C:\Users\user\AppData\Local\...\svoutse.exe, PE32 17->26 dropped 48 Antivirus detection for dropped file 17->48 50 Detected unpacking (changes PE section rights) 17->50 52 Machine Learning detection for dropped file 17->52 54 5 other signatures 17->54 23 svoutse.exe 17->23         started        signatures10 process11 signatures12 56 Antivirus detection for dropped file 23->56 58 Detected unpacking (changes PE section rights) 23->58 60 Tries to detect sandboxes and other dynamic analysis tools (window names) 23->60 62 5 other signatures 23->62
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/1eadbe273a568d404beb8143a7c3f8e844e153574f3c5d73549812b1c6671c77
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1eadbe273a568d404beb8143a7c3f8e844e153574f3c5d73549812b1c6671c77/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2024-09-08 17:58:05 UTC
File Type:
PE (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=d2w34jz2k2guas7lqfb2pq7y5bcocu2xj46f242utajldrthdr3q._file
Verdict:
unknown
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc botnet:rave discovery evasion stealer
Link:
https://tria.ge/reports/240908-wj5y7s1hkd/
Behaviour
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks BIOS information in registry
Identifies Wine through registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Stealc
Malware Config
C2 Extraction:
http://185.215.113.103
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/8fa7abb3-c414-4ccd-96bb-2b6319a90ccb
Unpacked files
SH256 hash:
b250be7f6502e4027c04edb7a74ce5121f2f00037e792284179f04b44d6d61b9
MD5 hash:
93cb583938a21101127fc2942d0245d9
SHA1 hash:
ffd38988c4a9ba7f40515f799d7b91c4c61272fb
Detections:
stealc
Create hunting rule
win_stealc_w0
Create hunting rule
win_stealc_a0
Create hunting rule
Link:
https://www.unpac.me/results/a89fc6d5-799a-43bc-bab3-4aa0c4d739ee/
SH256 hash:
1eadbe273a568d404beb8143a7c3f8e844e153574f3c5d73549812b1c6671c77
MD5 hash:
d18660c8c25e7f70e188826a4b786a83
SHA1 hash:
5d08e20bdd66e7a67527c2c90baeb5988891fcff
Link:
https://www.unpac.me/results/a89fc6d5-799a-43bc-bab3-4aa0c4d739ee/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/1eadbe273a56/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/1eadbe273a568d404beb8143a7c3f8e844e153574f3c5d73549812b1c6671c77

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:Detect_Malicious_VBScript_Base64
Create hunting rule
Author:daniyyell
Description:Detects malicious VBScript patterns, including Base64 decoding, file operations, and PowerShell.
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Web download

MarsStealer

Executable exe 1eadbe273a568d404beb8143a7c3f8e844e153574f3c5d73549812b1c6671c77

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3114824/
  
URLhaus
https://urlhaus.abuse.ch/url/3120910/
  
URLhaus
https://urlhaus.abuse.ch/url/3120900/

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_NXMissing Non-Executable Memory Protectioncritical

Comments