Analysis

  • max time kernel
    146s
  • max time network
    177s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    29-01-2023 18:25

General

  • Target

    3bc69b190045f1154faa06ca1af63bfe9cbfbf8dc9c5629e67ed25b33589e7f2.exe

  • Size

    183KB

  • MD5

    0f3ae9c6621bf35b97f0804ef9f32fe9

  • SHA1

    a9da4b6ff88d009663286907716f63416812345f

  • SHA256

    3bc69b190045f1154faa06ca1af63bfe9cbfbf8dc9c5629e67ed25b33589e7f2

  • SHA512

    8ff4b98b69dfe75c467f2edb24bab68317eb6757f43aaeccff26ca9e06fc5e5a2a04d5a17412e9de834bb35108e5cccc4f5eff8e8bb4b4f9ad200c8ee1a6a853

  • SSDEEP

    3072:vV+PrAn3UAwpBFPbSbl8ZVcuGdrpWoWxiKJOXx2Q0mIOH0ZPvfdONt7T0Wf6B56l:GME7pTOMkJqiK4Bfc3MNZUPWrp

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\3bc69b190045f1154faa06ca1af63bfe9cbfbf8dc9c5629e67ed25b33589e7f2.exe
    "C:\Users\Admin\AppData\Local\Temp\3bc69b190045f1154faa06ca1af63bfe9cbfbf8dc9c5629e67ed25b33589e7f2.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:936
    • C:\Users\Admin\AppData\Local\Temp\3bc69b190045f1154faa06ca1af63bfe9cbfbf8dc9c5629e67ed25b33589e7f2.exe
      --d86446ce
      2⤵
      • Suspicious behavior: RenamesItself
      • Suspicious use of UnmapMainImage
      PID:1696
  • C:\Windows\SysWOW64\wgxjersey.exe
    "C:\Windows\SysWOW64\wgxjersey.exe"
    1⤵
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1872
    • C:\Windows\SysWOW64\wgxjersey.exe
      --8193754e
      2⤵
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      PID:520

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/520-62-0x0000000000000000-mapping.dmp
  • memory/520-65-0x0000000000400000-0x000000000042F000-memory.dmp
    Filesize

    188KB

  • memory/520-66-0x0000000000400000-0x000000000042F000-memory.dmp
    Filesize

    188KB

  • memory/936-54-0x0000000076941000-0x0000000076943000-memory.dmp
    Filesize

    8KB

  • memory/936-55-0x00000000001B0000-0x00000000001CB000-memory.dmp
    Filesize

    108KB

  • memory/936-57-0x00000000001B0000-0x00000000001CB000-memory.dmp
    Filesize

    108KB

  • memory/936-59-0x0000000000400000-0x000000000041D000-memory.dmp
    Filesize

    116KB

  • memory/1696-56-0x0000000000000000-mapping.dmp
  • memory/1696-60-0x0000000000400000-0x000000000042F000-memory.dmp
    Filesize

    188KB

  • memory/1696-63-0x0000000000400000-0x000000000041D000-memory.dmp
    Filesize

    116KB