Analysis

  • max time kernel
    127s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2022 18:19

General

  • Target

    8e1316894e392d5cbbc93fa7d667692fb93bcf52f37615427cbeb2ddbf55b695.exe

  • Size

    134KB

  • MD5

    47bbc6f181589b91fd9a9623ec733ec0

  • SHA1

    98d1104388564b7ff78c458ce929016d7ac8237b

  • SHA256

    8e1316894e392d5cbbc93fa7d667692fb93bcf52f37615427cbeb2ddbf55b695

  • SHA512

    ebfe759921ce1774c4d4384a07fdd1995911fcbf9f41aad6b217e17ec74f78db8b2c64a045cabdae3d148ff72c8cfc42c204e2ebb841c993f47ccfaf3fa19392

  • SSDEEP

    3072:aLt4uylSM0zijiK6Y4wQ1oP3i9AFPe3Z4amXYbts:q4uylSkjiKV4w9P3i9AsJXI

Score
10/10

Malware Config

Signatures

  • Emotet

    Emotet is a trojan that is primarily spread through spam emails.

  • Drops file in System32 directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies data under HKEY_USERS 21 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e1316894e392d5cbbc93fa7d667692fb93bcf52f37615427cbeb2ddbf55b695.exe
    "C:\Users\Admin\AppData\Local\Temp\8e1316894e392d5cbbc93fa7d667692fb93bcf52f37615427cbeb2ddbf55b695.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:536
    • C:\Users\Admin\AppData\Local\Temp\8e1316894e392d5cbbc93fa7d667692fb93bcf52f37615427cbeb2ddbf55b695.exe
      --abd2a860
      2⤵
      • Suspicious behavior: RenamesItself
      • Suspicious use of UnmapMainImage
      PID:1112
  • C:\Windows\SysWOW64\policadam.exe
    "C:\Windows\SysWOW64\policadam.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:784
    • C:\Windows\SysWOW64\policadam.exe
      --438c9fac
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      PID:2028

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/536-55-0x0000000000220000-0x000000000023B000-memory.dmp
    Filesize

    108KB

  • memory/536-56-0x0000000000400000-0x000000000041D000-memory.dmp
    Filesize

    116KB

  • memory/1112-54-0x0000000000000000-mapping.dmp
  • memory/1112-57-0x0000000000400000-0x0000000000424000-memory.dmp
    Filesize

    144KB

  • memory/1112-58-0x0000000075B11000-0x0000000075B13000-memory.dmp
    Filesize

    8KB

  • memory/1112-60-0x0000000000400000-0x000000000041D000-memory.dmp
    Filesize

    116KB

  • memory/2028-59-0x0000000000000000-mapping.dmp
  • memory/2028-61-0x0000000000400000-0x0000000000424000-memory.dmp
    Filesize

    144KB

  • memory/2028-63-0x0000000000400000-0x0000000000424000-memory.dmp
    Filesize

    144KB