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Analysis

  • max time kernel
    143s
  • max time network
    168s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    21/11/2022, 14:57

General

  • Target

    e42916f2544ebf1afa94086b1c1ec01c540445cf4435f4a9a75207c2b5dc5a55.exe

  • Size

    116KB

  • MD5

    0979a3ac528453c29d170a47def29464

  • SHA1

    861e5bcebe235a9b80f65f536d3479ae1d655432

  • SHA256

    e42916f2544ebf1afa94086b1c1ec01c540445cf4435f4a9a75207c2b5dc5a55

  • SHA512

    4b6a3a69c78d6ea9dc8f61edf1aa554feb2c0f334efe091c6c91ab00bc8a2c2c8029d1fc5b5493168d0dc8e3be4ed62ae53e870db436c6f620ff74b028cb618f

  • SSDEEP

    3072:J9ln5ISdBBKjh3RJiDvhCoPTxYnspGxZAU8QR4PXzDMEM/1kUvjuC15uInJQc0ZT:JT5ISYvq5I0

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e42916f2544ebf1afa94086b1c1ec01c540445cf4435f4a9a75207c2b5dc5a55.exe
    "C:\Users\Admin\AppData\Local\Temp\e42916f2544ebf1afa94086b1c1ec01c540445cf4435f4a9a75207c2b5dc5a55.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:832
    • C:\Windows\SysService.exe
      C:\Windows\SysService.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies system certificate store
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:2032

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\SysService.exe

    Filesize

    116KB

    MD5

    0979a3ac528453c29d170a47def29464

    SHA1

    861e5bcebe235a9b80f65f536d3479ae1d655432

    SHA256

    e42916f2544ebf1afa94086b1c1ec01c540445cf4435f4a9a75207c2b5dc5a55

    SHA512

    4b6a3a69c78d6ea9dc8f61edf1aa554feb2c0f334efe091c6c91ab00bc8a2c2c8029d1fc5b5493168d0dc8e3be4ed62ae53e870db436c6f620ff74b028cb618f

  • C:\Windows\SysService.exe

    Filesize

    116KB

    MD5

    0979a3ac528453c29d170a47def29464

    SHA1

    861e5bcebe235a9b80f65f536d3479ae1d655432

    SHA256

    e42916f2544ebf1afa94086b1c1ec01c540445cf4435f4a9a75207c2b5dc5a55

    SHA512

    4b6a3a69c78d6ea9dc8f61edf1aa554feb2c0f334efe091c6c91ab00bc8a2c2c8029d1fc5b5493168d0dc8e3be4ed62ae53e870db436c6f620ff74b028cb618f

  • memory/832-56-0x0000000075291000-0x0000000075293000-memory.dmp

    Filesize

    8KB

  • memory/2032-63-0x0000000004371000-0x000000000521D000-memory.dmp

    Filesize

    14.7MB