Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    20/04/2021, 08:56

General

  • Target
    Specification of 0974A02-01 0975A02-01 RFQ (2.exe
  • Size 1.6MB
  • Sample210420-6cd899svy6
  • SHA256 d6ec5d9dbff79fbd96cf26d533feabb9c77087fc59be1d7b6f74d196b26d19cd
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • BitRAT

    BitRAT is a remote access tool written in C++ and uses leaked source code from other families.

  • BitRAT Payload 1 IoCs
  • XenArmor Suite

    XenArmor is as suite of password recovery tools for various application.

  • UPX packed file 4 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Specification of 0974A02-01 0975A02-01 RFQ (2.exe
    "C:\Users\Admin\AppData\Local\Temp\Specification of 0974A02-01 0975A02-01 RFQ (2.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:708
    • C:\Users\Admin\AppData\Local\Temp\Specification of 0974A02-01 0975A02-01 RFQ (2.exe
      "C:\Users\Admin\AppData\Local\Temp\Specification of 0974A02-01 0975A02-01 RFQ (2.exe"
      2⤵
        PID:4068
      • C:\Users\Admin\AppData\Local\Temp\Specification of 0974A02-01 0975A02-01 RFQ (2.exe
        "C:\Users\Admin\AppData\Local\Temp\Specification of 0974A02-01 0975A02-01 RFQ (2.exe"
        2⤵
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2572
        • C:\Users\Admin\AppData\Local\Temp\Specification of 0974A02-01 0975A02-01 RFQ (2.exe
          -a "C:\Users\Admin\AppData\Local\f7a0aa78\plg\PgVUssrB.json"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2104
          • C:\Users\Admin\AppData\Local\Temp\Specification of 0974A02-01 0975A02-01 RFQ (2.exe
            -a "C:\Users\Admin\AppData\Local\Temp\unk.xml"
            4⤵
              PID:2180

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            memory/708-114-0x00000000009A0000-0x00000000009A1000-memory.dmp

            memory/708-116-0x00000000055B0000-0x00000000055B1000-memory.dmp

            memory/708-117-0x00000000015C0000-0x00000000015C2000-memory.dmp

            memory/708-118-0x00000000055C0000-0x00000000055FC000-memory.dmp

            memory/2104-122-0x0000000000400000-0x00000000008DC000-memory.dmp

            memory/2104-124-0x0000000000400000-0x00000000008DC000-memory.dmp

            memory/2572-119-0x0000000000400000-0x00000000007E4000-memory.dmp

            memory/2572-121-0x0000000000400000-0x00000000007E4000-memory.dmp