Analysis

  • max time kernel
    120s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    28-12-2023 21:54

General

  • Target

    fadf8aecb2a87ef721708ef591b74317.exe

  • Size

    506KB

  • MD5

    fadf8aecb2a87ef721708ef591b74317

  • SHA1

    d23c8f7b57158f8894f9762c2fa847c08a0966d2

  • SHA256

    63ed7ac0b8e00808ec929abb087f9f4b658d51f8e1912ecae3f52a7aa0f9802a

  • SHA512

    96c34ac31aa2e7092cb72b73597cd28d3da00a8c2ac35177cc55adb58a36eab94b913b2bd4805b94dd1860911ec11d1e121dfa89fc3698deeedce7163e9a817d

  • SSDEEP

    12288:MV9B8EjYzMrk0tO9zM3k5EV2RtYTiTLshIqcYkcbU:MVAXMrA98juvqHvbU

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fadf8aecb2a87ef721708ef591b74317.exe
    C:\Users\Admin\AppData\Local\Temp\fadf8aecb2a87ef721708ef591b74317.exe
    1⤵
    • Deletes itself
    • Executes dropped EXE
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Windows\SysWOW64\schtasks.exe
      schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\fadf8aecb2a87ef721708ef591b74317.exe" /TN Google_Trk_Updater /F
      2⤵
      • Creates scheduled task(s)
      PID:2568
  • C:\Users\Admin\AppData\Local\Temp\fadf8aecb2a87ef721708ef591b74317.exe
    "C:\Users\Admin\AppData\Local\Temp\fadf8aecb2a87ef721708ef591b74317.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2928

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar47AF.tmp

    Filesize

    85KB

    MD5

    b4336c27a81019626050e233f1835df4

    SHA1

    cf7ecdc18c67841389711f678febca40f48d64a0

    SHA256

    74c2bc3b14e0d0c9d712c1a90630523eaddceb4c401848b8a2b0ef725c232998

    SHA512

    9f7c6952de25e40df3f9cda4fd7fcbd333e5a8066dc0c1b106b15c7ff5731a9129619ecd32fb44be4b620ce9eea4c7a8294c3402b7dbc405e190d1d57c01c79b

  • \Users\Admin\AppData\Local\Temp\fadf8aecb2a87ef721708ef591b74317.exe

    Filesize

    93KB

    MD5

    ccc7289d46f976c62fc357981b7dd635

    SHA1

    d6dfa8300b3f3528ffc14f84356354759d4f1cfb

    SHA256

    55f77a28938999771124278f074685ac54f27a352bd5127b6d420fc9116e1a05

    SHA512

    2a98c6fb3bc314dc54076f194fc71898aeef1ec8b064bb37ce76e397346a4fc9d94b53424187a7000c7a529ebb89c51e3785372223c0898c44b3bb5ebb4e125b

  • memory/2928-2-0x00000000001A0000-0x0000000000223000-memory.dmp

    Filesize

    524KB

  • memory/2928-15-0x0000000002E90000-0x0000000002F13000-memory.dmp

    Filesize

    524KB

  • memory/2928-1-0x0000000000400000-0x000000000047E000-memory.dmp

    Filesize

    504KB

  • memory/2928-14-0x0000000000400000-0x000000000047E000-memory.dmp

    Filesize

    504KB

  • memory/2928-0-0x0000000000400000-0x0000000000483000-memory.dmp

    Filesize

    524KB

  • memory/3044-18-0x0000000001490000-0x0000000001513000-memory.dmp

    Filesize

    524KB

  • memory/3044-21-0x0000000000400000-0x0000000000483000-memory.dmp

    Filesize

    524KB

  • memory/3044-24-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/3044-29-0x0000000002DD0000-0x0000000002E4E000-memory.dmp

    Filesize

    504KB

  • memory/3044-67-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB