Analysis

  • max time kernel
    123s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220310-en
  • submitted
    04-04-2022 03:25

General

  • Target

    FLP_1037850047.exe

  • Size

    379KB

  • MD5

    d32bc982566fbb8d81d3012779d3c320

  • SHA1

    74e5c60af59a50757abc29942c888fa43e854204

  • SHA256

    a59fbc4f9903ed18c989e87bc83073b463310ffe6c90a43c53400739719d0aae

  • SHA512

    de6afafb1412a652405072ba6f123383baa55e9287bbbef8a2e9c25edbfdebb6bf9e8aa1834caf386384096ce7eaa3c9dc03b7831f134ad8ccc4c98f066db699

Score
10/10

Malware Config

Extracted

Family

oski

C2

duiy.xyz

Signatures

  • Oski

    Oski is an infostealer targeting browser data, crypto wallets.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Modifies data under HKEY_USERS 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe
    "C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3796
    • C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe
      C:\Users\Admin\AppData\Local\Temp\FLP_1037850047.exe
      2⤵
        PID:4248
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4248 -s 232
          3⤵
          • Program crash
          PID:4120
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k LocalService -p -s LicenseManager
      1⤵
      • Modifies data under HKEY_USERS
      PID:460
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4248 -ip 4248
      1⤵
        PID:1264

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3796-134-0x00000000004A0000-0x0000000000502000-memory.dmp

        Filesize

        392KB

      • memory/3796-135-0x0000000004EC0000-0x0000000004F36000-memory.dmp

        Filesize

        472KB

      • memory/3796-136-0x0000000004EA0000-0x0000000004EBE000-memory.dmp

        Filesize

        120KB

      • memory/4248-138-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/4248-139-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB

      • memory/4248-140-0x0000000000400000-0x0000000000438000-memory.dmp

        Filesize

        224KB