Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2022 12:59

General

  • Target

    036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe

  • Size

    145KB

  • MD5

    57dfa52cdf92b853aaa66650baf8a986

  • SHA1

    67b9090eb27efb29bded8ca3a551ac8e6725e2a1

  • SHA256

    036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9

  • SHA512

    04c63e3b02c84f167f3f9d385147cdaa88fc4b82ef0fb188156086e7ba7851bd28b21e60915a76cdc197baa615a7ef34caf257ed37f81cde4aea12aee892390b

  • SSDEEP

    3072:5ltrbkFEEqOWYnLdLfD/g5fTjqhv5hvkR:5vwFEEqPYnLtf74inS

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\036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe
    "C:\Users\Admin\AppData\Local\Temp\036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:364
    • C:\Users\Admin\AppData\Local\Temp\036cf3360058bbcfb3a0e65f72736b8e210d9d08894cd9718b0698e89af4ead9.exe
      --51a02dea
      2⤵
      • Suspicious behavior: RenamesItself
      • Suspicious use of UnmapMainImage
      PID:1952
  • C:\Windows\SysWOW64\sourcejobs.exe
    "C:\Windows\SysWOW64\sourcejobs.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1940
    • C:\Windows\SysWOW64\sourcejobs.exe
      --cfd7b7e3
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      PID:984

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/364-54-0x0000000076681000-0x0000000076683000-memory.dmp
    Filesize

    8KB

  • memory/364-55-0x00000000001B0000-0x00000000001C1000-memory.dmp
    Filesize

    68KB

  • memory/364-57-0x00000000001B0000-0x00000000001C1000-memory.dmp
    Filesize

    68KB

  • memory/364-59-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

  • memory/984-62-0x0000000000000000-mapping.dmp
  • memory/1952-56-0x0000000000000000-mapping.dmp
  • memory/1952-60-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/1952-63-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB