Analysis

  • max time kernel
    149s
  • max time network
    189s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    30-11-2022 17:10

General

  • Target

    500012d50571ffd0bf7d79d93fba3148f1c00771511ca7c41a45cfd20003c660.exe

  • Size

    144KB

  • MD5

    5c5239f80383a304a062139b3f95a831

  • SHA1

    01c39b7f3ffa44ffc442e2dc54b53f023438f839

  • SHA256

    500012d50571ffd0bf7d79d93fba3148f1c00771511ca7c41a45cfd20003c660

  • SHA512

    4e46d9e8cd37e3d2f8c2fa6cbcdb22fd3380aee92566f4a50ece48260409ba278826e0d144c87c42668edd7dcb1b3841d5c6eda641a4546d76cfb5439df7cdba

  • SSDEEP

    1536:occDTGzg/RnqyACg2uHtdDaxlrxdp9ABRhi6/rDRoKCt5t1Y+ugCiB:eDKzgpACg/7axlrxdQBfi6/rot5t4kB

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 2 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\500012d50571ffd0bf7d79d93fba3148f1c00771511ca7c41a45cfd20003c660.exe
    "C:\Users\Admin\AppData\Local\Temp\500012d50571ffd0bf7d79d93fba3148f1c00771511ca7c41a45cfd20003c660.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1152
    • C:\Users\Admin\AppData\Local\Temp\500012d50571ffd0bf7d79d93fba3148f1c00771511ca7c41a45cfd20003c660.exe
      --4335f2d8
      2⤵
      • Suspicious behavior: RenamesItself
      • Suspicious use of UnmapMainImage
      PID:2024
  • C:\Windows\SysWOW64\cloudxian.exe
    "C:\Windows\SysWOW64\cloudxian.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:636
    • C:\Windows\SysWOW64\cloudxian.exe
      --299faf89
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      PID:576

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/576-60-0x0000000000000000-mapping.dmp
  • memory/576-62-0x0000000000400000-0x0000000000425000-memory.dmp
    Filesize

    148KB

  • memory/1152-54-0x00000000001B0000-0x00000000001C1000-memory.dmp
    Filesize

    68KB

  • memory/1152-56-0x00000000001B0000-0x00000000001C1000-memory.dmp
    Filesize

    68KB

  • memory/1152-57-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

  • memory/2024-55-0x0000000000000000-mapping.dmp
  • memory/2024-58-0x0000000000400000-0x0000000000425000-memory.dmp
    Filesize

    148KB

  • memory/2024-59-0x0000000075881000-0x0000000075883000-memory.dmp
    Filesize

    8KB

  • memory/2024-61-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB