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Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    28/06/2024, 08:06

General

  • Target

    2024-06-28_b0f529f18e96d0f235b487bb57c9d0ad_mafia.exe

  • Size

    906KB

  • MD5

    b0f529f18e96d0f235b487bb57c9d0ad

  • SHA1

    9a1c14bb79038c4041ee34a1f861db51e13571a6

  • SHA256

    be8e34a735e8dafd2243995831ac80e36aaa1891cd5cca66649dffa2acbf9b97

  • SHA512

    8fa633986daf64fce6a73b6e888f73045e9967de5ba507e6889dca242637053fc1c358e1ea059b3828075ba1fbb0435aa77131b031ae6ef14660fabf988257d7

  • SSDEEP

    12288:+UHzKufgk0IpzpXxsPsM+80/9OCOaVLR7g1xGkgBaFSkYu8DU0OYhLu0O49gY4B:NHVfSIpzpBsGACO0LRs1kk6i6uKVOu4B

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 32 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • NSIS installer 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-28_b0f529f18e96d0f235b487bb57c9d0ad_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-28_b0f529f18e96d0f235b487bb57c9d0ad_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of WriteProcessMemory
    PID:2132
    • C:\Users\Admin\AppData\Local\Temp\minidownload.exe
      C:\Users\Admin\AppData\Local\Temp\\minidownload.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      PID:1824
    • C:\Program Files (x86)\SogouDownLoad\DownLoadDlg.exe
      "C:\Program Files (x86)\SogouDownLoad\DownLoadDlg.exe" /ExternalAppInstall
      2⤵
      • Executes dropped EXE
      • Writes to the Master Boot Record (MBR)
      PID:2848

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\SogouDownLoad\DownLoadDlg.exe

    Filesize

    795KB

    MD5

    1a21e9b1435c06e562a1c6a2e92a82d6

    SHA1

    60457394473cb75fca7d3fe5069231e82c84a4e6

    SHA256

    35e9bfc9e668511572a1e41f9421b5bd931e1b66a0562789453690f306a9af8e

    SHA512

    d4336ddc4969c19078c0b06ae799a9062c571de12f471cdc6fcc8f9d27e3f8aebe75a0de47eaf7f719c3a58f69d40f7c28a964ab88cd9ef2b566c73e0e9f3eff

  • \Users\Admin\AppData\Local\Temp\minidownload.exe

    Filesize

    499KB

    MD5

    92611a7ef872df59c53eab1e76855a9d

    SHA1

    41351edd9c7a5587a2ba7793131205a8bc3896e8

    SHA256

    b655815e0b129134ccebd00f44eb87f85e72eb37a1879509e90f539dda4600cc

    SHA512

    1b07e6ef576751ee20e4d2c43031aa4d668b8dd3f58dd403db56fb9cce39c4c8646cb2c0268596c3df67f7fbbddefc017e5205f8f27612fb269caffa52536f0b