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Analysis

  • max time kernel
    143s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/10/2023, 17:43

General

  • Target

    7acafd284e5d51efc67eaae1a515495e_JC.exe

  • Size

    91KB

  • MD5

    7acafd284e5d51efc67eaae1a515495e

  • SHA1

    c481f3ce2a973ae8775694de02607d0f6cd6e5a3

  • SHA256

    a65949f9d7d617ebf933f5909f7c8e5e04b4060142af73468466add44fa6e590

  • SHA512

    70db8bbf295202ba343bd4ef3e6d5e0e22273cb057f2584e720611f602d81da6f3ee0e8892cec421d7ddad73b83bea2cfa2e969c4f67fbf2702b878e2efc581c

  • SSDEEP

    1536:OBDxJGWJf0K/m/TEq1uwskn7KGKYE6BXw5e+ZnfH:ODJGWmb/weuwdn7KGKYXindf

Score
10/10

Malware Config

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 8 IoCs
  • Executes dropped EXE 4 IoCs
  • Drops file in System32 directory 12 IoCs
  • Program crash 1 IoCs
  • Modifies registry class 15 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7acafd284e5d51efc67eaae1a515495e_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\7acafd284e5d51efc67eaae1a515495e_JC.exe"
    1⤵
    • Adds autorun key to be loaded by Explorer.exe on startup
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4456
    • C:\Windows\SysWOW64\Ddakjkqi.exe
      C:\Windows\system32\Ddakjkqi.exe
      2⤵
      • Adds autorun key to be loaded by Explorer.exe on startup
      • Executes dropped EXE
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2980
      • C:\Windows\SysWOW64\Daekdooc.exe
        C:\Windows\system32\Daekdooc.exe
        3⤵
        • Adds autorun key to be loaded by Explorer.exe on startup
        • Executes dropped EXE
        • Drops file in System32 directory
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:1704
        • C:\Windows\SysWOW64\Dddhpjof.exe
          C:\Windows\system32\Dddhpjof.exe
          4⤵
          • Adds autorun key to be loaded by Explorer.exe on startup
          • Executes dropped EXE
          • Drops file in System32 directory
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:4656
          • C:\Windows\SysWOW64\Dmllipeg.exe
            C:\Windows\system32\Dmllipeg.exe
            5⤵
            • Executes dropped EXE
            PID:2312
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 396
              6⤵
              • Program crash
              PID:3480
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2312 -ip 2312
    1⤵
      PID:4356

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Windows\SysWOW64\Daekdooc.exe

      Filesize

      91KB

      MD5

      a716feb30e83bc5f732a3c194479cfd4

      SHA1

      9a9309e3681daa8f7c7b242a8ff759d451ec3362

      SHA256

      c4566a6e135002f097a2dfa8c1e3a4fb39317aa51533d6a2cbc8d509db3e10c5

      SHA512

      09328390650cc0f82bd62e91e9eaa39a5de67c41d79b2214b6cac9456c1b52d7acf559ad261b9e6be32574664ec2e5006145f9890fe8fe4aecab65739615c955

    • C:\Windows\SysWOW64\Daekdooc.exe

      Filesize

      91KB

      MD5

      a716feb30e83bc5f732a3c194479cfd4

      SHA1

      9a9309e3681daa8f7c7b242a8ff759d451ec3362

      SHA256

      c4566a6e135002f097a2dfa8c1e3a4fb39317aa51533d6a2cbc8d509db3e10c5

      SHA512

      09328390650cc0f82bd62e91e9eaa39a5de67c41d79b2214b6cac9456c1b52d7acf559ad261b9e6be32574664ec2e5006145f9890fe8fe4aecab65739615c955

    • C:\Windows\SysWOW64\Ddakjkqi.exe

      Filesize

      91KB

      MD5

      792836912149e7543c3b93d11bcbd6b8

      SHA1

      4493be6a17526680d7f8d2b5223949eae15d5507

      SHA256

      76500efcf521f1d14ca9db77533f6ddb39a7cebc947e7bbce52f52db22ac1511

      SHA512

      adbca943c4ad544e6c9e7a8e1d40d70c389133bc77b824c678b8f3c1e4d322f38818b2676acc377c7689f4a845d3c814b13bd67e141d6b4a29991ac779f42ddb

    • C:\Windows\SysWOW64\Ddakjkqi.exe

      Filesize

      91KB

      MD5

      792836912149e7543c3b93d11bcbd6b8

      SHA1

      4493be6a17526680d7f8d2b5223949eae15d5507

      SHA256

      76500efcf521f1d14ca9db77533f6ddb39a7cebc947e7bbce52f52db22ac1511

      SHA512

      adbca943c4ad544e6c9e7a8e1d40d70c389133bc77b824c678b8f3c1e4d322f38818b2676acc377c7689f4a845d3c814b13bd67e141d6b4a29991ac779f42ddb

    • C:\Windows\SysWOW64\Dddhpjof.exe

      Filesize

      91KB

      MD5

      e95449795001a4df1d0fa5aa89d870f5

      SHA1

      b82f562e9679a99ccb29056b343ac2b25acd1ad1

      SHA256

      896d08a09bc70c031881e1d9d9ed7f7f5f50300d143c394a13bdc3664571cf6f

      SHA512

      bd8304f031671ce861b834051f419089a764b9704911d3d8f6e4dcf7b2681073450d9ff5aa896566a1f794b1221706811a5c44d7d8e4f36fa083cbaf492328fb

    • C:\Windows\SysWOW64\Dddhpjof.exe

      Filesize

      91KB

      MD5

      e95449795001a4df1d0fa5aa89d870f5

      SHA1

      b82f562e9679a99ccb29056b343ac2b25acd1ad1

      SHA256

      896d08a09bc70c031881e1d9d9ed7f7f5f50300d143c394a13bdc3664571cf6f

      SHA512

      bd8304f031671ce861b834051f419089a764b9704911d3d8f6e4dcf7b2681073450d9ff5aa896566a1f794b1221706811a5c44d7d8e4f36fa083cbaf492328fb

    • C:\Windows\SysWOW64\Dmllipeg.exe

      Filesize

      91KB

      MD5

      eff8f677df49807333c3ed9c83883948

      SHA1

      b6de1458fd7b5f53bf5b166abbce31d1b9957de7

      SHA256

      2973dc6576235fb161d0fe13107af8fea093f470c0fc4384be779046dc56ffd1

      SHA512

      2532ca8e90515d3851403d731c91ca14f8a81d64aea00cf292227a2971685fd5b99c36bf93518a90f6e57ed2e9286c7597ebe964431eb1b724f27231a2aa115c

    • C:\Windows\SysWOW64\Dmllipeg.exe

      Filesize

      91KB

      MD5

      eff8f677df49807333c3ed9c83883948

      SHA1

      b6de1458fd7b5f53bf5b166abbce31d1b9957de7

      SHA256

      2973dc6576235fb161d0fe13107af8fea093f470c0fc4384be779046dc56ffd1

      SHA512

      2532ca8e90515d3851403d731c91ca14f8a81d64aea00cf292227a2971685fd5b99c36bf93518a90f6e57ed2e9286c7597ebe964431eb1b724f27231a2aa115c

    • memory/1704-20-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/1704-35-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/2312-32-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/2312-33-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/2980-7-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/2980-36-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/4456-0-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/4456-37-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/4656-23-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB

    • memory/4656-34-0x0000000000400000-0x000000000042F000-memory.dmp

      Filesize

      188KB