Analysis

  • max time kernel
    134s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    11-02-2022 23:08

General

  • Target

    fa83e9a2b1cdc6c94763829866c43792e42ac818b76f75a6f63126fa612bed91.exe

  • Size

    3.9MB

  • MD5

    3f0dab8ce34b694bf6217d3a554db8df

  • SHA1

    c5999636e87068dfa243a0110a6f386e7f7ebb9d

  • SHA256

    fa83e9a2b1cdc6c94763829866c43792e42ac818b76f75a6f63126fa612bed91

  • SHA512

    39380935b333252643794e2938b5021f2ada8ed0ed5d6f1a8851bb09be78105adce7aadef30e9ea49554485db248fa8632895d9d3f6eea2049b788021b3411f0

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fa83e9a2b1cdc6c94763829866c43792e42ac818b76f75a6f63126fa612bed91.exe
    "C:\Users\Admin\AppData\Local\Temp\fa83e9a2b1cdc6c94763829866c43792e42ac818b76f75a6f63126fa612bed91.exe"
    1⤵
      PID:2232
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:4692
    • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
      C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:2372

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • memory/4692-130-0x0000017939160000-0x0000017939170000-memory.dmp
      Filesize

      64KB

    • memory/4692-131-0x0000017939720000-0x0000017939730000-memory.dmp
      Filesize

      64KB

    • memory/4692-132-0x000001793BD90000-0x000001793BD94000-memory.dmp
      Filesize

      16KB