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Analysis

  • max time kernel
    150s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    01/11/2023, 18:20

General

  • Target

    NEAS.8e711c54e330169f84526596e6a09762_JC.exe

  • Size

    511KB

  • MD5

    8e711c54e330169f84526596e6a09762

  • SHA1

    c969b17e52cad259689359c4c3aee13eda437671

  • SHA256

    834b8345f3c13cb3aac9ac75d9ff1676186c5914e6d9ab5a001659d2854c73be

  • SHA512

    5b2cd4ad9ca68001ed2c92620cdedf603da6583f31f7cef911b0d3b519e3ad50d06b96169a0291eef645a2b799a4e90869ee34e9e9e7a5aefe32b3cd89aee457

  • SSDEEP

    12288:H1/aGLDCMNpNAkoSzZWD8ayX2MQCw7D0EuIJBU7m6/elVDjkpr6:H1/aGLDCM4D8ayGM5IJBU7ElVDjkN6

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.8e711c54e330169f84526596e6a09762_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.8e711c54e330169f84526596e6a09762_JC.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1948
    • C:\ProgramData\ejasxu.exe
      "C:\ProgramData\ejasxu.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      PID:2220

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Documents and Settings .exe

    Filesize

    511KB

    MD5

    8038b4433e245bd338e0e677991eca1f

    SHA1

    0249b5f9eab942f1dbe0d4d6234a64aecca01174

    SHA256

    2eae91becc6b4f901685bd4bebc856c5343d336901b6be6a33ce10c6a3a2918c

    SHA512

    37e91b3e529d2c1f5c9704f5a071b3ca021e9789553fa5f0ec30b8f8334d01a2492a2fb4d7a08af7f2a8816cefc58ff940028c7cb89a6c1ac22597be7c6df15a

  • C:\ProgramData\Saaaalamm\Mira.h

    Filesize

    255KB

    MD5

    f351898b5ba2d709e4d73d3160071029

    SHA1

    5bddf9621650635913bea3f15cb0f7108a09079e

    SHA256

    22972cfc5b13ea8cedef1adca83358f89fea716b3e775bd70553ed44ef04e668

    SHA512

    c9c680f93577ca853d9db3d9b84d16a43c1986c95d3bfc4ff3bbbafaa585cf6ee6ada6da6e86cea529e817f39e4e98d78c1ad99069aa417514ef5bab735ccf88

  • C:\ProgramData\Saaaalamm\Mira.h

    Filesize

    255KB

    MD5

    f351898b5ba2d709e4d73d3160071029

    SHA1

    5bddf9621650635913bea3f15cb0f7108a09079e

    SHA256

    22972cfc5b13ea8cedef1adca83358f89fea716b3e775bd70553ed44ef04e668

    SHA512

    c9c680f93577ca853d9db3d9b84d16a43c1986c95d3bfc4ff3bbbafaa585cf6ee6ada6da6e86cea529e817f39e4e98d78c1ad99069aa417514ef5bab735ccf88

  • C:\ProgramData\ejasxu.exe

    Filesize

    256KB

    MD5

    86ff1b6706c30755715bc603b1e884f5

    SHA1

    5ac1d0264ea0b29db9b1d733b7df0e2ed2fe9a72

    SHA256

    c2e31d757e189eb35f0ebb681ee1386bfd7287f9b2cff96bcda434ad4e8db822

    SHA512

    7a0f9f941245e862facaa53b6d77048556c56a456058fe783d84f2073619664ff07b59fb66e8de1a31ea98fad3110795f732572746e88a8ab9451857bcbf3f05

  • C:\ProgramData\ejasxu.exe

    Filesize

    256KB

    MD5

    86ff1b6706c30755715bc603b1e884f5

    SHA1

    5ac1d0264ea0b29db9b1d733b7df0e2ed2fe9a72

    SHA256

    c2e31d757e189eb35f0ebb681ee1386bfd7287f9b2cff96bcda434ad4e8db822

    SHA512

    7a0f9f941245e862facaa53b6d77048556c56a456058fe783d84f2073619664ff07b59fb66e8de1a31ea98fad3110795f732572746e88a8ab9451857bcbf3f05

  • C:\ProgramData\ejasxu.exe

    Filesize

    256KB

    MD5

    86ff1b6706c30755715bc603b1e884f5

    SHA1

    5ac1d0264ea0b29db9b1d733b7df0e2ed2fe9a72

    SHA256

    c2e31d757e189eb35f0ebb681ee1386bfd7287f9b2cff96bcda434ad4e8db822

    SHA512

    7a0f9f941245e862facaa53b6d77048556c56a456058fe783d84f2073619664ff07b59fb66e8de1a31ea98fad3110795f732572746e88a8ab9451857bcbf3f05

  • \ProgramData\ejasxu.exe

    Filesize

    256KB

    MD5

    86ff1b6706c30755715bc603b1e884f5

    SHA1

    5ac1d0264ea0b29db9b1d733b7df0e2ed2fe9a72

    SHA256

    c2e31d757e189eb35f0ebb681ee1386bfd7287f9b2cff96bcda434ad4e8db822

    SHA512

    7a0f9f941245e862facaa53b6d77048556c56a456058fe783d84f2073619664ff07b59fb66e8de1a31ea98fad3110795f732572746e88a8ab9451857bcbf3f05

  • \ProgramData\ejasxu.exe

    Filesize

    256KB

    MD5

    86ff1b6706c30755715bc603b1e884f5

    SHA1

    5ac1d0264ea0b29db9b1d733b7df0e2ed2fe9a72

    SHA256

    c2e31d757e189eb35f0ebb681ee1386bfd7287f9b2cff96bcda434ad4e8db822

    SHA512

    7a0f9f941245e862facaa53b6d77048556c56a456058fe783d84f2073619664ff07b59fb66e8de1a31ea98fad3110795f732572746e88a8ab9451857bcbf3f05

  • memory/1948-12-0x0000000000400000-0x000000000044E000-memory.dmp

    Filesize

    312KB

  • memory/2220-102-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2220-148-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB

  • memory/2220-221-0x0000000000400000-0x0000000000448000-memory.dmp

    Filesize

    288KB