Analysis

  • max time kernel
    97s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-12-2022 08:52

General

  • Target

    afa6cc82c78450713b62cd8f5c4ce2386d8ac60a9f81500be92524e60d535310.exe

  • Size

    317KB

  • MD5

    7641753989b4b280daac23b5f956d6c7

  • SHA1

    10b9f54547bc1964ca5ddd2c121f958ced27106b

  • SHA256

    afa6cc82c78450713b62cd8f5c4ce2386d8ac60a9f81500be92524e60d535310

  • SHA512

    8dbc85a105183da0cdf3ef68a383a35811b116442a36123b0b4bdb5ecc37903ae335017dfa61cde8b3177e5af72742c8f5a6e920d27c798dcebcb81d6bcd4fda

  • SSDEEP

    6144:D3y579pvPx7iLbii5bkgVuN+xSKV7Wkrsf7Ls+1d8H5/fA0oi:jy579hJOXikbkgaISKVesRL5

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\afa6cc82c78450713b62cd8f5c4ce2386d8ac60a9f81500be92524e60d535310.exe
    "C:\Users\Admin\AppData\Local\Temp\afa6cc82c78450713b62cd8f5c4ce2386d8ac60a9f81500be92524e60d535310.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1168
    • C:\Users\Admin\AppData\Local\Temp\9a094ad9-f385-40c1-b144-0e4b4dc2825e\42FFF77B-F1C1-443D-A60B-25B52C1D268F.exe
      "C:\Users\Admin\AppData\Local\Temp\9a094ad9-f385-40c1-b144-0e4b4dc2825e\42FFF77B-F1C1-443D-A60B-25B52C1D268F.exe" -y -p96CB0375-E02C-4472-839C-A787C047C727
      2⤵
      • Executes dropped EXE
      PID:5000
    • C:\Windows\SysWOW64\mshta.exe
      "C:\Windows\System32\mshta.exe" C:\Users\Admin\AppData\Local\Temp\9a094ad9-f385-40c1-b144-0e4b4dc2825e\start.hta
      2⤵
        PID:3444

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\9a094ad9-f385-40c1-b144-0e4b4dc2825e\42FFF77B-F1C1-443D-A60B-25B52C1D268F.exe

      Filesize

      204KB

      MD5

      9986ed66aa63899ad7f6cef85f9f8742

      SHA1

      68f24ecfefbf29195710f6dde85f720f42732963

      SHA256

      742a5da340fa3da37a70c21c1a646d2a0e767d1ec099c939d126dcdbaa9a69ed

      SHA512

      9db5add3c1015ef7ef62e270a19d421d076fee4511a16c3ca125046b8f9f4e404b4353e42b32ae1423584706dc49e500b284babaa1b0fbc12bd4827f7431ef2c

    • C:\Users\Admin\AppData\Local\Temp\9a094ad9-f385-40c1-b144-0e4b4dc2825e\42FFF77B-F1C1-443D-A60B-25B52C1D268F.exe

      Filesize

      204KB

      MD5

      9986ed66aa63899ad7f6cef85f9f8742

      SHA1

      68f24ecfefbf29195710f6dde85f720f42732963

      SHA256

      742a5da340fa3da37a70c21c1a646d2a0e767d1ec099c939d126dcdbaa9a69ed

      SHA512

      9db5add3c1015ef7ef62e270a19d421d076fee4511a16c3ca125046b8f9f4e404b4353e42b32ae1423584706dc49e500b284babaa1b0fbc12bd4827f7431ef2c

    • C:\Users\Admin\AppData\Local\Temp\9a094ad9-f385-40c1-b144-0e4b4dc2825e\lib19997.dll

      Filesize

      122KB

      MD5

      0d1e3567a673d83642b137ff0ffc7b55

      SHA1

      d294a3481687c29cf1d2ca0a62223f8bb12cd0e9

      SHA256

      e48c9fbbec71c7c024777cc498d27c4b455eb241e7a42153dc3f7c5aeb2bfedf

      SHA512

      3ce99ed58eeace8b67c1d932677480319191f03bc6da550399e8ccb66fbc49526f80a58c3ee9b1d0de993aa2512809adb25d566b8bf23b7abb7d35e183c6f8f8

    • C:\Users\Admin\AppData\Local\Temp\9a094ad9-f385-40c1-b144-0e4b4dc2825e\lib19997.dll

      Filesize

      122KB

      MD5

      0d1e3567a673d83642b137ff0ffc7b55

      SHA1

      d294a3481687c29cf1d2ca0a62223f8bb12cd0e9

      SHA256

      e48c9fbbec71c7c024777cc498d27c4b455eb241e7a42153dc3f7c5aeb2bfedf

      SHA512

      3ce99ed58eeace8b67c1d932677480319191f03bc6da550399e8ccb66fbc49526f80a58c3ee9b1d0de993aa2512809adb25d566b8bf23b7abb7d35e183c6f8f8

    • C:\Users\Admin\AppData\Local\Temp\9a094ad9-f385-40c1-b144-0e4b4dc2825e\loader.gif

      Filesize

      1KB

      MD5

      e88ebd85dd56110ac6ea93fe0922988e

      SHA1

      684a31d864d33ff736234c41ac4e8d2c7f90d5ae

      SHA256

      379d1b0948f8e06366e7bcd197c848c0cc783787792f2224f98c16b974d920eb

      SHA512

      211b0760c9a887fc13c479617daeb6d5b6ee0ccd06c214967abd3e1f14204f72e34a6dd5eb778a9fc6ac7fc8bd63bdef80b347abab97becda16924cb3e164dc7

    • C:\Users\Admin\AppData\Local\Temp\9a094ad9-f385-40c1-b144-0e4b4dc2825e\start.hta

      Filesize

      1KB

      MD5

      9bbdda852677117290a7a3f130638079

      SHA1

      48390e93abf77599ae64023160cb8ae143189777

      SHA256

      6e8fcc04c8bf6e07448f7bd47cb304f374873045355b66e160db965ca9685f34

      SHA512

      1d94b9074ac16cc84b76209a258313282437019838c6b759f8e1c9a665ea104b1e5d197c42b5896b4d89fe7087501017d13a5912272084592c5a218dc635aaa9

    • memory/3444-137-0x0000000000000000-mapping.dmp

    • memory/5000-132-0x0000000000000000-mapping.dmp