Analysis

  • max time kernel
    133s
  • max time network
    138s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    01-08-2024 21:16

General

  • Target

    hwid pack/monitor serial/restart.exe

  • Size

    63KB

  • MD5

    8242ce426ad462eff02edae1487a6949

  • SHA1

    9a4f382d427e0de729053535aaa3310cac5f087b

  • SHA256

    b68ee265308dc9da7dbb521bb71238d27ac50a5ee816f21c13818393be982d7a

  • SHA512

    aff43a78d29ede49eac386d9b0b44d0f37d5a20bdda8553369d68dec90bbc727c6dd8fe239987a9d2e3affaeff8b72b5023ed973d7aecfbb99de46dca8c99ef1

  • SSDEEP

    768:xa+/MMnf2XivrjhmxEQSQIjDaGva2XaT+CSxKUAch9Itvo7vq2XFelWn2iED5Vx0:xa0wstmSpDaGS2RCSxK28otXFQwUx

Score
5/10

Malware Config

Signatures

  • Drops file in System32 directory 16 IoCs
  • Drops file in Windows directory 6 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 41 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 18 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\hwid pack\monitor serial\restart.exe
    "C:\Users\Admin\AppData\Local\Temp\hwid pack\monitor serial\restart.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3060
    • C:\Users\Admin\AppData\Local\Temp\hwid pack\monitor serial\restart64.exe
      restart64.exe
      2⤵
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:4240
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k netsvcs -s DsmSvc
    1⤵
    • Checks SCSI registry key(s)
    • Modifies data under HKEY_USERS
    PID:864
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x3b8
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3416
  • C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe
    "C:\Windows\SystemApps\Microsoft.Windows.Cortana_cw5n1h2txyewy\SearchUI.exe" -ServerName:CortanaUI.AppXa50dqqa5gqv4a428c9y1jjw7m3btvepj.mca
    1⤵
    • Drops file in Windows directory
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:3700
  • C:\Windows\system32\wbem\WMIADAP.EXE
    wmiadap.exe /R /T
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    PID:4040

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\System32\wbem\Performance\WmiApRpl.h

    Filesize

    3KB

    MD5

    b133a676d139032a27de3d9619e70091

    SHA1

    1248aa89938a13640252a79113930ede2f26f1fa

    SHA256

    ae2b6236d3eeb4822835714ae9444e5dcd21bc60f7a909f2962c43bc743c7b15

    SHA512

    c6b99e13d854ce7a6874497473614ee4bd81c490802783db1349ab851cd80d1dc06df8c1f6e434aba873a5bbf6125cc64104709064e19a9dc1c66dcde3f898f5

  • C:\Windows\System32\wbem\Performance\WmiApRpl.ini

    Filesize

    29KB

    MD5

    ffdeea82ba4a5a65585103dd2a922dfe

    SHA1

    094c3794503245cc7dfa9e222d3504f449a5400b

    SHA256

    c20b11dff802aa472265f4e9f330244ec4aca81b0009f6efcb2cf8a36086f390

    SHA512

    7570527fdae4818f0fc780f9f141ab6a2d313cc6b3fdb1f7d7ff05d994ad77d3f8d168b1d77c2555d25dc487d24c18f2cc0eab505d1dd758d709f2576aac1a8a

  • memory/3700-4-0x000001C0AE900000-0x000001C0AEA00000-memory.dmp

    Filesize

    1024KB

  • memory/3700-3-0x000001C0AE900000-0x000001C0AEA00000-memory.dmp

    Filesize

    1024KB

  • memory/3700-5-0x000001C0AE900000-0x000001C0AEA00000-memory.dmp

    Filesize

    1024KB

  • memory/3700-8-0x000001C0AEED0000-0x000001C0AEEF0000-memory.dmp

    Filesize

    128KB

  • memory/3700-32-0x000001C0AF2A0000-0x000001C0AF2C0000-memory.dmp

    Filesize

    128KB