Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    05-05-2021 02:42

General

  • Target

    c97cc43057489ba902f5e6abe951eb9f3134365289acf230cedcd554bbee2531.exe

  • Size

    30KB

  • MD5

    04b80c9b940c2d17aaee6c81bab7448b

  • SHA1

    0460d1e3ea5db7c55011ea569008d50a3ffc58dc

  • SHA256

    c97cc43057489ba902f5e6abe951eb9f3134365289acf230cedcd554bbee2531

  • SHA512

    2a70b476dea07e8ce7e89f5bd89778291629916c88e50d01df00ec44daa6b6e96669fe00c9b9114af5a92fb8312eef082000b5f2b7c1ab6fa3c837a833c8c13b

Score
8/10

Malware Config

Signatures

  • ASPack v2.12-2.42 4 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c97cc43057489ba902f5e6abe951eb9f3134365289acf230cedcd554bbee2531.exe
    "C:\Users\Admin\AppData\Local\Temp\c97cc43057489ba902f5e6abe951eb9f3134365289acf230cedcd554bbee2531.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1088
    • C:\Users\Admin\AppData\Local\Temp\IqQ.exe
      C:\Users\Admin\AppData\Local\Temp\IqQ.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:2000
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\Users\Admin\AppData\Local\Temp\0f39156c.bat" "
        3⤵
          PID:520

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\0f39156c.bat
      MD5

      e47f5f854f5d5545255f8d5bb1596443

      SHA1

      640e204c45c2e72d22923c07d47d1a22eb199653

      SHA256

      bbc1ba95edc9daa05112bb48831f9549dee025e67a60f2b50529a9dd84f650a2

      SHA512

      4608a5b8fdff831ac8f763d30f83168c6a4fc06db1c667bfd8bbbff3d9a31b50917a1d1b222e70e2f97f8d40c0338334e057b9bae67b20e6ebb460f7185f0893

    • C:\Users\Admin\AppData\Local\Temp\IqQ.exe
      MD5

      56b2c3810dba2e939a8bb9fa36d3cf96

      SHA1

      99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

      SHA256

      4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

      SHA512

      27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

    • C:\Users\Admin\AppData\Local\Temp\IqQ.exe
      MD5

      56b2c3810dba2e939a8bb9fa36d3cf96

      SHA1

      99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

      SHA256

      4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

      SHA512

      27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

    • \Users\Admin\AppData\Local\Temp\IqQ.exe
      MD5

      56b2c3810dba2e939a8bb9fa36d3cf96

      SHA1

      99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

      SHA256

      4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

      SHA512

      27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

    • \Users\Admin\AppData\Local\Temp\IqQ.exe
      MD5

      56b2c3810dba2e939a8bb9fa36d3cf96

      SHA1

      99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

      SHA256

      4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

      SHA512

      27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

    • memory/520-68-0x0000000000000000-mapping.dmp
    • memory/1088-59-0x0000000075281000-0x0000000075283000-memory.dmp
      Filesize

      8KB

    • memory/1088-66-0x0000000000400000-0x000000000040F000-memory.dmp
      Filesize

      60KB

    • memory/1088-67-0x0000000000400000-0x000000000040F000-memory.dmp
      Filesize

      60KB

    • memory/2000-62-0x0000000000000000-mapping.dmp