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Analysis

  • max time kernel
    142s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    07/10/2023, 10:36

General

  • Target

    NEAS.0ef20b3c05d8d17c57806b5e68456020_JC.exe

  • Size

    482KB

  • MD5

    0ef20b3c05d8d17c57806b5e68456020

  • SHA1

    b78d681f3884b6f34dd7759e89ab091084a66537

  • SHA256

    597d6fcc25692a52f7a0aa4300739bff76f289dd6e6087d2ed2d71ba0101a008

  • SHA512

    23e0d915f25ed6f2eabf77cfac373455ae2d102931b4bfe461646c4acbc2f4c327fd1908a8282f7f38938c892930fe03240eff10188296f9a39ac27d85f90097

  • SSDEEP

    6144:2dspDeDrxkg/vrMuJIgwhEFHyOrJcX/Pgqwzm5IzkWjS4e4azExBKO1t4Kb70NqO:M8kxNhOZElO5kkWjhD4Ay

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Modifies system executable filetype association 2 TTPs 2 IoCs
  • UPX packed file 10 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 34 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 3 IoCs
  • Drops file in Windows directory 3 IoCs
  • Modifies registry class 18 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.0ef20b3c05d8d17c57806b5e68456020_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.0ef20b3c05d8d17c57806b5e68456020_JC.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2020
    • C:\Program Files (x86)\PITQN.EXE
      "C:\Program Files (x86)\PITQN.EXE"
      2⤵
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Enumerates connected drives
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      PID:2760

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\PITQN.EXE

    Filesize

    482KB

    MD5

    925736ed4c18c5ad0fa084e9898b02d4

    SHA1

    b0712182a65b0318d5795883eb3154f11acf21e7

    SHA256

    a20de9dd3baf532ad24c6ce5aeffbd864c1fa3f0ee1ac5cbf59003609b122960

    SHA512

    a78231b3116aea01b543c43ce3e047e43dd898db8bb43dd702fadabdda2682fb791350d4d03ab5dfebd8c971a6ed4c057c1c0228449c75deb9374bfe8c2801f2

  • C:\Program Files (x86)\PITQN.EXE

    Filesize

    482KB

    MD5

    925736ed4c18c5ad0fa084e9898b02d4

    SHA1

    b0712182a65b0318d5795883eb3154f11acf21e7

    SHA256

    a20de9dd3baf532ad24c6ce5aeffbd864c1fa3f0ee1ac5cbf59003609b122960

    SHA512

    a78231b3116aea01b543c43ce3e047e43dd898db8bb43dd702fadabdda2682fb791350d4d03ab5dfebd8c971a6ed4c057c1c0228449c75deb9374bfe8c2801f2

  • C:\Program Files\APTV.EXE

    Filesize

    482KB

    MD5

    763deaf84f46bb4ae01807fdb7fdcad3

    SHA1

    3c58fa19093e5d6a7b357851796176722b826251

    SHA256

    11bc030a438291f80327c24f6d39a40beab1beae7b6b1dd646a8707f3524fc33

    SHA512

    8f2d0a5383d9d1bd6fa152cba9a6e1a52f3d801f05a73f9af57b1891a8de4d2814ce3d284315b4d114ebee3d6ae3d083fa4e7cf0c83bb4c6e6cee96808bad361

  • C:\filedebug

    Filesize

    235B

    MD5

    842c58241e0f606509ab06878540a46b

    SHA1

    7ebc1534b27b61742fb9f9d68a085d4cee0c97de

    SHA256

    e71a96bd822c66ded81ac0bbeb65f486ddb8bba61c5c0e2884d0487a8201f5b7

    SHA512

    35bde4f25f9e59d04b300c2d13a973e32f55c1da43aa897f13bde295731197bf0098b013f74bd0870567e8e0a31eab6813ad5f4ae5f66709fa7e5e2d263e21e2

  • \??\c:\filedebug

    Filesize

    276B

    MD5

    0bbc48bd77b2ecc9bf49b706eb43d7e0

    SHA1

    cc28d3015d5a6a598dc497cb590fd7771d99ad91

    SHA256

    f99cf8012c9d02d292df552d91fc50f24d9d7ee5a2d36f6ce7b688b2f692f30a

    SHA512

    d2738b743ffff2a49545f085280320112900095e3857c188bf466cd0a760639d144a1ccf3345dd532f8014b1e504f0366d8d8d5355451f7a6c5edb19e3a9dd8a

  • \Program Files (x86)\PITQN.EXE

    Filesize

    482KB

    MD5

    925736ed4c18c5ad0fa084e9898b02d4

    SHA1

    b0712182a65b0318d5795883eb3154f11acf21e7

    SHA256

    a20de9dd3baf532ad24c6ce5aeffbd864c1fa3f0ee1ac5cbf59003609b122960

    SHA512

    a78231b3116aea01b543c43ce3e047e43dd898db8bb43dd702fadabdda2682fb791350d4d03ab5dfebd8c971a6ed4c057c1c0228449c75deb9374bfe8c2801f2

  • \Program Files (x86)\PITQN.EXE

    Filesize

    482KB

    MD5

    925736ed4c18c5ad0fa084e9898b02d4

    SHA1

    b0712182a65b0318d5795883eb3154f11acf21e7

    SHA256

    a20de9dd3baf532ad24c6ce5aeffbd864c1fa3f0ee1ac5cbf59003609b122960

    SHA512

    a78231b3116aea01b543c43ce3e047e43dd898db8bb43dd702fadabdda2682fb791350d4d03ab5dfebd8c971a6ed4c057c1c0228449c75deb9374bfe8c2801f2

  • memory/2020-28-0x0000000001EB0000-0x0000000001F20000-memory.dmp

    Filesize

    448KB

  • memory/2020-0-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2020-30-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2020-26-0x0000000001EB0000-0x0000000001F20000-memory.dmp

    Filesize

    448KB

  • memory/2020-1-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2760-29-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB

  • memory/2760-31-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2760-32-0x0000000000400000-0x0000000000470000-memory.dmp

    Filesize

    448KB