Analysis

  • max time kernel
    102s
  • max time network
    138s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    21-04-2021 23:42

General

  • Target

    SecuriteInfo.com.Heur.6787.20226.xlsm

  • Size

    196KB

  • MD5

    bad9949e5f34dea3453014179e9f4705

  • SHA1

    4593a7d5c39f17b357923a8ca450353e4267d305

  • SHA256

    c0fb3410e2ddca4fff784a5aa09f4bc22d46db70a23f934ed69c42c8b98c9d36

  • SHA512

    1090732f6f64d502e6531c26fcf7fb25b6323cb60cb36d9be3281312f66d36505727db08542885938e66c5a7f4106f5e90ef99a58318ef74a8dff4f27bf8c712

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 14 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Heur.6787.20226.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4064
    • C:\Windows\System32\rundll32.exe
      "C:\Windows\System32\rundll32.exe" "C:\Users\Admin\AppData\Roaming\2200..dll" JsVarAddRef
      2⤵
      • Process spawned unexpected child process
      PID:1360

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\2200..dll
    MD5

    70db0c4bff822befc00349137b305483

    SHA1

    4ff2c7b587708314d0159025366e7b6dbdde3128

    SHA256

    a0a2d9cf9bdf336b75b554011f793b5c8be68086ec30c6ac9573789bd1776a38

    SHA512

    0a17db37ed2d7b5921dcf7701506ef03b0493a703a61824db2df6c6f88471d2135a6fcb240866878b8d92714049aaad8870102737860b2e1d96d68239430434c

  • memory/1360-179-0x0000000000000000-mapping.dmp
  • memory/4064-114-0x00007FF7D36B0000-0x00007FF7D6C66000-memory.dmp
    Filesize

    53MB

  • memory/4064-115-0x00007FF800890000-0x00007FF8008A0000-memory.dmp
    Filesize

    64KB

  • memory/4064-116-0x00007FF800890000-0x00007FF8008A0000-memory.dmp
    Filesize

    64KB

  • memory/4064-117-0x00007FF800890000-0x00007FF8008A0000-memory.dmp
    Filesize

    64KB

  • memory/4064-118-0x00007FF800890000-0x00007FF8008A0000-memory.dmp
    Filesize

    64KB

  • memory/4064-122-0x00007FF800890000-0x00007FF8008A0000-memory.dmp
    Filesize

    64KB

  • memory/4064-121-0x00007FF821050000-0x00007FF82213E000-memory.dmp
    Filesize

    16MB

  • memory/4064-123-0x00007FF81F150000-0x00007FF821045000-memory.dmp
    Filesize

    30MB