Analysis

  • max time kernel
    182s
  • max time network
    212s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    30-12-2023 22:36

General

  • Target

    1ea387a71d67ca646e24da9dcf99375d.exe

  • Size

    506KB

  • MD5

    1ea387a71d67ca646e24da9dcf99375d

  • SHA1

    8fdfc8eeb77ea462a498e0ff2fe9910d626b0839

  • SHA256

    8345c11d92126c11d47a4e2cb097dcc28f529c0fca0394c516476575027ece6b

  • SHA512

    9f27f4b910a6ad608147b023be1f6ee7452a9bf15db1816abf8d6cca9ee761066914a63f2e7ebee35c11f0f99e7a731524a3df9400b4ccac68fd4880557de07d

  • SSDEEP

    12288:b9DMkT6CEBKcHtGIo+dvo1tsF07bplYYpt1OKU8gK/1HLjBNIOljW:VMCpktG71KeLDPUqlFW

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.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • 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\1ea387a71d67ca646e24da9dcf99375d.exe
    "C:\Users\Admin\AppData\Local\Temp\1ea387a71d67ca646e24da9dcf99375d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2640
    • C:\Users\Admin\AppData\Local\Temp\1ea387a71d67ca646e24da9dcf99375d.exe
      C:\Users\Admin\AppData\Local\Temp\1ea387a71d67ca646e24da9dcf99375d.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2556
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\1ea387a71d67ca646e24da9dcf99375d.exe" /TN Google_Trk_Updater /F
        3⤵
        • Creates scheduled task(s)
        PID:520

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab407C.tmp

    Filesize

    65KB

    MD5

    ac05d27423a85adc1622c714f2cb6184

    SHA1

    b0fe2b1abddb97837ea0195be70ab2ff14d43198

    SHA256

    c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

    SHA512

    6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

  • C:\Users\Admin\AppData\Local\Temp\Tar40CD.tmp

    Filesize

    171KB

    MD5

    9c0c641c06238516f27941aa1166d427

    SHA1

    64cd549fb8cf014fcd9312aa7a5b023847b6c977

    SHA256

    4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

    SHA512

    936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

  • \Users\Admin\AppData\Local\Temp\1ea387a71d67ca646e24da9dcf99375d.exe

    Filesize

    506KB

    MD5

    e82f10ce3e3e6ba48d01665f8c70c5ca

    SHA1

    5ce9eefe70a4c40ed5e4d6091e00565d177494d9

    SHA256

    c49a38ede1abfae725521d478cb85ac643a803018b5eac9857b492df566cef7a

    SHA512

    1b0745ed8773a0c5c176e8e00cd1180b858b6a839d967137881fe8fd9b7c302973ffb9eeea47da20fd78afa08fde2437dd314a67e17ba1ee87bbe8b2929d1185

  • memory/2556-27-0x0000000002DE0000-0x0000000002E5E000-memory.dmp

    Filesize

    504KB

  • memory/2556-17-0x0000000000400000-0x0000000000483000-memory.dmp

    Filesize

    524KB

  • memory/2556-19-0x0000000001490000-0x0000000001513000-memory.dmp

    Filesize

    524KB

  • memory/2556-24-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2556-65-0x0000000000400000-0x000000000045B000-memory.dmp

    Filesize

    364KB

  • memory/2640-15-0x0000000002C40000-0x0000000002CC3000-memory.dmp

    Filesize

    524KB

  • memory/2640-14-0x0000000000400000-0x000000000047E000-memory.dmp

    Filesize

    504KB

  • memory/2640-0-0x0000000000400000-0x0000000000483000-memory.dmp

    Filesize

    524KB

  • memory/2640-2-0x0000000000400000-0x000000000047E000-memory.dmp

    Filesize

    504KB

  • memory/2640-1-0x0000000001490000-0x0000000001513000-memory.dmp

    Filesize

    524KB