Analysis

  • max time kernel
    127s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    02-08-2022 05:06

General

  • Target

    c.exe

  • Size

    68KB

  • MD5

    e1f2bab0f7d22fed80ad59fd5c164dc1

  • SHA1

    586afa9c3bdbbd0a326b569dcab9363f1278e38c

  • SHA256

    d759e1ec1af4392131aa3aa7f8446f8078d16bb3405b12ed62f123aca95c969c

  • SHA512

    a50ddedff971b2ae6d9d9fc5669f2fc9cb94494fa647c2ea4ea2072b5b5c3c6a06e766774656294265cc8356d1c1dc50dc0f6896868c01ed30cd633cd1048551

Malware Config

Signatures

  • RunningRat

    RunningRat is a remote access trojan first seen in 2018.

  • RunningRat payload 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Sets DLL path for service in the registry 2 TTPs 1 IoCs
  • Loads dropped DLL 7 IoCs
  • Drops file in System32 directory 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c.exe
    "C:\Users\Admin\AppData\Local\Temp\c.exe"
    1⤵
    • Sets DLL path for service in the registry
    • Loads dropped DLL
    • Drops file in System32 directory
    PID:668
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "WindowsSystem32"
    1⤵
      PID:1520
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\SysWOW64\svchost.exe -k "WindowsSystem32"
      1⤵
      • Loads dropped DLL
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:1272
      • C:\Windows\SysWOW64\WindowsSystem32.exe
        C:\Windows\system32\WindowsSystem32.exe "c:\users\admin\appdata\local\temp\7080089.dll",MainThread
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1048

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\SysWOW64\WindowsSystem32.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • C:\Windows\SysWOW64\WindowsSystem32.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • \??\c:\users\admin\appdata\local\temp\7080089.dll

      Filesize

      37KB

      MD5

      5237af4ad711204e8f3cb7aa48b5b50a

      SHA1

      beac930860f76be9c529bdd949b88fb4827197c4

      SHA256

      7c62786ad6f16a3b63c0fd5809d58552b6de4c935d01f05048484248120813c1

      SHA512

      20f90a791ae191096cb1dadcb96f01c9bbd38a3d0d21a3e6812f4a5811f46ccb80e5f10f2a59d7af23cd35557630b5cbf19d9286646a28673745efe5bf1228de

    • \Users\Admin\AppData\Local\Temp\7080089.dll

      Filesize

      37KB

      MD5

      5237af4ad711204e8f3cb7aa48b5b50a

      SHA1

      beac930860f76be9c529bdd949b88fb4827197c4

      SHA256

      7c62786ad6f16a3b63c0fd5809d58552b6de4c935d01f05048484248120813c1

      SHA512

      20f90a791ae191096cb1dadcb96f01c9bbd38a3d0d21a3e6812f4a5811f46ccb80e5f10f2a59d7af23cd35557630b5cbf19d9286646a28673745efe5bf1228de

    • \Users\Admin\AppData\Local\Temp\7080089.dll

      Filesize

      37KB

      MD5

      5237af4ad711204e8f3cb7aa48b5b50a

      SHA1

      beac930860f76be9c529bdd949b88fb4827197c4

      SHA256

      7c62786ad6f16a3b63c0fd5809d58552b6de4c935d01f05048484248120813c1

      SHA512

      20f90a791ae191096cb1dadcb96f01c9bbd38a3d0d21a3e6812f4a5811f46ccb80e5f10f2a59d7af23cd35557630b5cbf19d9286646a28673745efe5bf1228de

    • \Users\Admin\AppData\Local\Temp\7080089.dll

      Filesize

      37KB

      MD5

      5237af4ad711204e8f3cb7aa48b5b50a

      SHA1

      beac930860f76be9c529bdd949b88fb4827197c4

      SHA256

      7c62786ad6f16a3b63c0fd5809d58552b6de4c935d01f05048484248120813c1

      SHA512

      20f90a791ae191096cb1dadcb96f01c9bbd38a3d0d21a3e6812f4a5811f46ccb80e5f10f2a59d7af23cd35557630b5cbf19d9286646a28673745efe5bf1228de

    • \Users\Admin\AppData\Local\Temp\7080089.dll

      Filesize

      37KB

      MD5

      5237af4ad711204e8f3cb7aa48b5b50a

      SHA1

      beac930860f76be9c529bdd949b88fb4827197c4

      SHA256

      7c62786ad6f16a3b63c0fd5809d58552b6de4c935d01f05048484248120813c1

      SHA512

      20f90a791ae191096cb1dadcb96f01c9bbd38a3d0d21a3e6812f4a5811f46ccb80e5f10f2a59d7af23cd35557630b5cbf19d9286646a28673745efe5bf1228de

    • \Users\Admin\AppData\Local\Temp\7080089.dll

      Filesize

      37KB

      MD5

      5237af4ad711204e8f3cb7aa48b5b50a

      SHA1

      beac930860f76be9c529bdd949b88fb4827197c4

      SHA256

      7c62786ad6f16a3b63c0fd5809d58552b6de4c935d01f05048484248120813c1

      SHA512

      20f90a791ae191096cb1dadcb96f01c9bbd38a3d0d21a3e6812f4a5811f46ccb80e5f10f2a59d7af23cd35557630b5cbf19d9286646a28673745efe5bf1228de

    • \Users\Admin\AppData\Local\Temp\7080089.dll

      Filesize

      37KB

      MD5

      5237af4ad711204e8f3cb7aa48b5b50a

      SHA1

      beac930860f76be9c529bdd949b88fb4827197c4

      SHA256

      7c62786ad6f16a3b63c0fd5809d58552b6de4c935d01f05048484248120813c1

      SHA512

      20f90a791ae191096cb1dadcb96f01c9bbd38a3d0d21a3e6812f4a5811f46ccb80e5f10f2a59d7af23cd35557630b5cbf19d9286646a28673745efe5bf1228de

    • \Windows\SysWOW64\WindowsSystem32.exe

      Filesize

      43KB

      MD5

      51138beea3e2c21ec44d0932c71762a8

      SHA1

      8939cf35447b22dd2c6e6f443446acc1bf986d58

      SHA256

      5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

      SHA512

      794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

    • memory/668-54-0x0000000010000000-0x000000001000F000-memory.dmp

      Filesize

      60KB

    • memory/668-60-0x0000000000250000-0x000000000025D000-memory.dmp

      Filesize

      52KB

    • memory/668-58-0x0000000076C01000-0x0000000076C03000-memory.dmp

      Filesize

      8KB

    • memory/1048-65-0x0000000000000000-mapping.dmp