Analysis

  • max time kernel
    145s
  • max time network
    166s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    10/11/2020, 08:43

General

  • Target
    482261bcb11550aa50a1aa006c400a54133fd1ec9610ff002e61649fb60fa88f.exe
  • Size 5.9MB
  • Sample201110-gpv2hyzada
  • SHA256 482261bcb11550aa50a1aa006c400a54133fd1ec9610ff002e61649fb60fa88f
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Cobalt Strike reflective loader 42 IoCs

    Detects the reflective loader used by Cobalt Strike.

  • Cobaltstrike

    Detected malicious payload which is part of Cobaltstrike.

  • Executes dropped EXE 21 IoCs
  • UPX packed file 42 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Loads dropped DLL 21 IoCs
  • JavaScript code in executable 42 IoCs
  • Drops file in Windows directory 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 63 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\482261bcb11550aa50a1aa006c400a54133fd1ec9610ff002e61649fb60fa88f.exe
    "C:\Users\Admin\AppData\Local\Temp\482261bcb11550aa50a1aa006c400a54133fd1ec9610ff002e61649fb60fa88f.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1080
    • C:\Windows\System\ZTAbpCH.exe
      C:\Windows\System\ZTAbpCH.exe
      2⤵
      • Executes dropped EXE
      PID:2032
    • C:\Windows\System\DbslDSY.exe
      C:\Windows\System\DbslDSY.exe
      2⤵
      • Executes dropped EXE
      PID:1288
    • C:\Windows\System\prgKjie.exe
      C:\Windows\System\prgKjie.exe
      2⤵
      • Executes dropped EXE
      PID:1616
    • C:\Windows\System\mCGjZSU.exe
      C:\Windows\System\mCGjZSU.exe
      2⤵
      • Executes dropped EXE
      PID:668
    • C:\Windows\System\BhVOPSQ.exe
      C:\Windows\System\BhVOPSQ.exe
      2⤵
      • Executes dropped EXE
      PID:568
    • C:\Windows\System\tKLeEas.exe
      C:\Windows\System\tKLeEas.exe
      2⤵
      • Executes dropped EXE
      PID:968
    • C:\Windows\System\yCYsQxg.exe
      C:\Windows\System\yCYsQxg.exe
      2⤵
      • Executes dropped EXE
      PID:1628
    • C:\Windows\System\dWMldAu.exe
      C:\Windows\System\dWMldAu.exe
      2⤵
      • Executes dropped EXE
      PID:560
    • C:\Windows\System\eDgFJgI.exe
      C:\Windows\System\eDgFJgI.exe
      2⤵
      • Executes dropped EXE
      PID:1864
    • C:\Windows\System\tACYZav.exe
      C:\Windows\System\tACYZav.exe
      2⤵
      • Executes dropped EXE
      PID:1624
    • C:\Windows\System\XnmtQDu.exe
      C:\Windows\System\XnmtQDu.exe
      2⤵
      • Executes dropped EXE
      PID:380
    • C:\Windows\System\uDsxXMA.exe
      C:\Windows\System\uDsxXMA.exe
      2⤵
      • Executes dropped EXE
      PID:640
    • C:\Windows\System\rPXVSJZ.exe
      C:\Windows\System\rPXVSJZ.exe
      2⤵
      • Executes dropped EXE
      PID:1532
    • C:\Windows\System\fvnFLhZ.exe
      C:\Windows\System\fvnFLhZ.exe
      2⤵
      • Executes dropped EXE
      PID:1000
    • C:\Windows\System\gNpufQD.exe
      C:\Windows\System\gNpufQD.exe
      2⤵
      • Executes dropped EXE
      PID:852
    • C:\Windows\System\QDoNHrl.exe
      C:\Windows\System\QDoNHrl.exe
      2⤵
      • Executes dropped EXE
      PID:1964
    • C:\Windows\System\UKJTxzW.exe
      C:\Windows\System\UKJTxzW.exe
      2⤵
      • Executes dropped EXE
      PID:1152
    • C:\Windows\System\MtGsBfj.exe
      C:\Windows\System\MtGsBfj.exe
      2⤵
      • Executes dropped EXE
      PID:1736
    • C:\Windows\System\UDQNTsK.exe
      C:\Windows\System\UDQNTsK.exe
      2⤵
      • Executes dropped EXE
      PID:916
    • C:\Windows\System\mYFsKlL.exe
      C:\Windows\System\mYFsKlL.exe
      2⤵
      • Executes dropped EXE
      PID:1596
    • C:\Windows\System\jEqMnbJ.exe
      C:\Windows\System\jEqMnbJ.exe
      2⤵
      • Executes dropped EXE
      PID:828

Network

        MITRE ATT&CK Matrix

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        Downloads