Analysis

  • max time kernel
    141s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    11/01/2024, 00:35

General

  • Target

    520fa37348fe651f69f1f7d54035e35a.exe

  • Size

    261KB

  • MD5

    520fa37348fe651f69f1f7d54035e35a

  • SHA1

    3db5f3519beb5a82f133e0b74dca10acd6ecce02

  • SHA256

    1749c34786f941abb1668beeae34c3efd6c0b226cd7675b6e97c1d607697e76a

  • SHA512

    cec65ab89fd67d88ad5fd95c29509e684ce44f3d804c55ad4c2aecce4d0302694edb899acef4631f814c509d789117c1395632f82baa9d78ead870eb3620fe6d

  • SSDEEP

    6144:Vh9Z0zk97eZyPR2PpJtlQYnmxPr2cDOlLY:Vh9Z6quyp2Gz/sY

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\520fa37348fe651f69f1f7d54035e35a.exe
    "C:\Users\Admin\AppData\Local\Temp\520fa37348fe651f69f1f7d54035e35a.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    PID:2324
  • C:\Windows\mstosys.bat
    C:\Windows\mstosys.bat
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2204

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\mstosys.bat

    Filesize

    261KB

    MD5

    520fa37348fe651f69f1f7d54035e35a

    SHA1

    3db5f3519beb5a82f133e0b74dca10acd6ecce02

    SHA256

    1749c34786f941abb1668beeae34c3efd6c0b226cd7675b6e97c1d607697e76a

    SHA512

    cec65ab89fd67d88ad5fd95c29509e684ce44f3d804c55ad4c2aecce4d0302694edb899acef4631f814c509d789117c1395632f82baa9d78ead870eb3620fe6d

  • memory/2204-7-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2204-6-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB

  • memory/2204-9-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB

  • memory/2204-11-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2324-0-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB

  • memory/2324-1-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2324-2-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2324-8-0x0000000000400000-0x0000000000505000-memory.dmp

    Filesize

    1.0MB