MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 2d8740ea16e9457a358ebea73ad377ff75f7aa9bdf748f0d801f5a261977eda4. 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
Matanbuchus
Vendor detections: 6
| SHA256 hash: | 2d8740ea16e9457a358ebea73ad377ff75f7aa9bdf748f0d801f5a261977eda4 |
|---|---|
| SHA3-384 hash: | 643d8392160936179fc470fec08c932a558b32831ef47e05fa5597fb76466d7ec486f7005d60f65a0a9d21593cd51583 |
| SHA1 hash: | b21482d1072e5cb65488f2c181f38c75d8c80dcd |
| MD5 hash: | c0ee31bc6536ae8cb7e5d8809676920a |
| humanhash: | saturn-seventeen-nevada-shade |
| File name: | SCAN-068589.pdf.msi |
| Download: | download sample |
| Signature | Matanbuchus |
| File size: | 229'376 bytes |
| First seen: | 2022-06-16 18:19:40 UTC |
| Last seen: | 2022-06-17 11:18:14 UTC |
| File type: |  msi |
| MIME type: | application/x-msi |
| ssdeep | 3072:58Xa2c1oag7+aqKVIma2OGwFLOAL4/QUPL8gHtHdNMxOzXNcO2nB:L9oa1aq9oOGwFVL4/QUDDNHdOxOzd0n |
| TLSH | T14C24124A33144934C11267382FABF7E647317CCD9E5B8A622297F32C2EB35A056635F4 |
| TrID | 86.8% (.MSI) Microsoft Windows Installer (454500/1/170) 11.6% (.MST) Windows SDK Setup Transform script (61000/1/5) 1.5% (.) Generic OLE2 / Multistream Compound (8000/1) |
| Reporter |  proxylife |
| Tags: | matanbuchus msi signed Westeast Tech Consulting Corp. |
Code Signing Certificate
| Organisation: | Westeast Tech Consulting, Corp. |
|---|---|
| Issuer: | DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1 |
| Algorithm: | sha256WithRSAEncryption |
| Valid from: | 2022-05-18T00:00:00Z |
| Valid to: | 2023-05-11T23:59:59Z |
| Serial number: | 061a27a3a3771bb440fc16cadf2675c4 |
| Intelligence: | 9 malware samples on MalwareBazaar are signed with this code signing certificate |
| MalwareBazaar Blocklist: | This certificate is on the MalwareBazaar code signing certificate blocklist (CSCB) |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | 9ed703ba7033af5f88a5f5ef0155adc41715d3175eec836822a09a93d56e4b7f |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
5
# of downloads :
4'307
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Verdict:
No Threat
Threat level:
2/10
Confidence:
100%
Result
Threat name:
Matanbuchus
Detection:
malicious
Classification:
troj.evad
Score:
64 / 100
Signature
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
System process connects to network (likely due to code injection or exploit)
Uses known network protocols on non-standard ports
Yara detected Matanbuchus
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Matanbuchus
Status:
Malicious
First seen:
2022-06-16 18:20:08 UTC
File Type:
Binary (Archive)
Extracted files:
28
AV detection:
15 of 26 (57.69%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
matanbuchus
Score:
10/10
Tags:
family:matanbuchus loader
Behaviour
Checks SCSI registry key(s)
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Enumerates connected drives
Loads dropped DLL
Blocklisted process makes network request
Matanbuchus
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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