Analysis

  • max time kernel
    141s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    31/10/2023, 08:40

General

  • Target

    NEAS.e824ffa0ad7389cc65bf20e022aa2c62.exe

  • Size

    1.2MB

  • MD5

    e824ffa0ad7389cc65bf20e022aa2c62

  • SHA1

    60b10cb698f2763c36b5cbaae274cf10338beab0

  • SHA256

    19b1243bfe0f27dfe7dc92869a17971c8be2d0e3bd861badf825bfb9a00f1c9c

  • SHA512

    5919c938de222972bee1903002f12833199a1824dc2f48200902f37dc8b60a7d084331033373f9cb5bb826e4c0c179e3a78954268b7821baf8161b67144451aa

  • SSDEEP

    24576:1vHPh2kkkkK4kXkkkkkkkkhLX3a20R0v50+YNpsKv2EvZHR:1vXbazR0vKLXZR

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
  • Loads dropped DLL 12 IoCs
  • Drops file in System32 directory 12 IoCs
  • Program crash 1 IoCs
  • Modifies registry class 15 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.e824ffa0ad7389cc65bf20e022aa2c62.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.e824ffa0ad7389cc65bf20e022aa2c62.exe"
    1⤵
    • Adds autorun key to be loaded by Explorer.exe on startup
    • Loads dropped DLL
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2224
    • C:\Windows\SysWOW64\Dhdcji32.exe
      C:\Windows\system32\Dhdcji32.exe
      2⤵
      • Adds autorun key to be loaded by Explorer.exe on startup
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1144
      • C:\Windows\SysWOW64\Enfenplo.exe
        C:\Windows\system32\Enfenplo.exe
        3⤵
        • Adds autorun key to be loaded by Explorer.exe on startup
        • Executes dropped EXE
        • Loads dropped DLL
        • Drops file in System32 directory
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:3044
        • C:\Windows\SysWOW64\Efaibbij.exe
          C:\Windows\system32\Efaibbij.exe
          4⤵
          • Adds autorun key to be loaded by Explorer.exe on startup
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops file in System32 directory
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:2888
          • C:\Windows\SysWOW64\Fkckeh32.exe
            C:\Windows\system32\Fkckeh32.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:2488
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2488 -s 140
              6⤵
              • Loads dropped DLL
              • Program crash
              PID:2508

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\SysWOW64\Dhdcji32.exe

    Filesize

    1.2MB

    MD5

    83982aa552bd39018d4f08b40220137c

    SHA1

    211face9bcae083f8715f11711468efbe4dd5510

    SHA256

    138db562c1b43476ac527a5a131eef41d9c2d669d22f5665869a58aa96a67975

    SHA512

    d30af1c27162264fd37400d102cd0e447ebe969d1904c3d739842b75290bf8cbb45b41f2055219af0c26a1cf7421d01795494054055e06c8b34bd278fddef5b6

  • C:\Windows\SysWOW64\Dhdcji32.exe

    Filesize

    1.2MB

    MD5

    83982aa552bd39018d4f08b40220137c

    SHA1

    211face9bcae083f8715f11711468efbe4dd5510

    SHA256

    138db562c1b43476ac527a5a131eef41d9c2d669d22f5665869a58aa96a67975

    SHA512

    d30af1c27162264fd37400d102cd0e447ebe969d1904c3d739842b75290bf8cbb45b41f2055219af0c26a1cf7421d01795494054055e06c8b34bd278fddef5b6

  • C:\Windows\SysWOW64\Dhdcji32.exe

    Filesize

    1.2MB

    MD5

    83982aa552bd39018d4f08b40220137c

    SHA1

    211face9bcae083f8715f11711468efbe4dd5510

    SHA256

    138db562c1b43476ac527a5a131eef41d9c2d669d22f5665869a58aa96a67975

    SHA512

    d30af1c27162264fd37400d102cd0e447ebe969d1904c3d739842b75290bf8cbb45b41f2055219af0c26a1cf7421d01795494054055e06c8b34bd278fddef5b6

  • C:\Windows\SysWOW64\Efaibbij.exe

    Filesize

    1.2MB

    MD5

    8b9834f9284e9f43019453eefe46bf5d

    SHA1

    7cb46258bb0a958f7387c9792d256c57a97d0c86

    SHA256

    177de46fdaf942ef76369ec153fdfae8f66f2adc3ffcb49cf7392aea54baed0f

    SHA512

    cb82e9b8ed2e8fc71af31252ed3c8c3f8fe39d6ef079b40fad5fdffb70e27607da62bbcdc95b4e3ad09995a49dd6feb70f8d64a8b59018894a310d6a155465ab

  • C:\Windows\SysWOW64\Efaibbij.exe

    Filesize

    1.2MB

    MD5

    8b9834f9284e9f43019453eefe46bf5d

    SHA1

    7cb46258bb0a958f7387c9792d256c57a97d0c86

    SHA256

    177de46fdaf942ef76369ec153fdfae8f66f2adc3ffcb49cf7392aea54baed0f

    SHA512

    cb82e9b8ed2e8fc71af31252ed3c8c3f8fe39d6ef079b40fad5fdffb70e27607da62bbcdc95b4e3ad09995a49dd6feb70f8d64a8b59018894a310d6a155465ab

  • C:\Windows\SysWOW64\Efaibbij.exe

    Filesize

    1.2MB

    MD5

    8b9834f9284e9f43019453eefe46bf5d

    SHA1

    7cb46258bb0a958f7387c9792d256c57a97d0c86

    SHA256

    177de46fdaf942ef76369ec153fdfae8f66f2adc3ffcb49cf7392aea54baed0f

    SHA512

    cb82e9b8ed2e8fc71af31252ed3c8c3f8fe39d6ef079b40fad5fdffb70e27607da62bbcdc95b4e3ad09995a49dd6feb70f8d64a8b59018894a310d6a155465ab

  • C:\Windows\SysWOW64\Enfenplo.exe

    Filesize

    1.2MB

    MD5

    659ff32fd8087736368be984c681a771

    SHA1

    239d5fd90cad8376431ead5bff5ca12c888b738f

    SHA256

    fd8438d026e18a6b8637ef0312366d1bf46b309737895dd0936747de919a0592

    SHA512

    a5fa30e75a72199e5ce585f7afcfe5e4ed549c016466ecc555d6767c1ed9cad5f16265789372bbb8b9e674f59a66c53e03bfbb6e44b3853bb3ebef90bd415fac

  • C:\Windows\SysWOW64\Enfenplo.exe

    Filesize

    1.2MB

    MD5

    659ff32fd8087736368be984c681a771

    SHA1

    239d5fd90cad8376431ead5bff5ca12c888b738f

    SHA256

    fd8438d026e18a6b8637ef0312366d1bf46b309737895dd0936747de919a0592

    SHA512

    a5fa30e75a72199e5ce585f7afcfe5e4ed549c016466ecc555d6767c1ed9cad5f16265789372bbb8b9e674f59a66c53e03bfbb6e44b3853bb3ebef90bd415fac

  • C:\Windows\SysWOW64\Enfenplo.exe

    Filesize

    1.2MB

    MD5

    659ff32fd8087736368be984c681a771

    SHA1

    239d5fd90cad8376431ead5bff5ca12c888b738f

    SHA256

    fd8438d026e18a6b8637ef0312366d1bf46b309737895dd0936747de919a0592

    SHA512

    a5fa30e75a72199e5ce585f7afcfe5e4ed549c016466ecc555d6767c1ed9cad5f16265789372bbb8b9e674f59a66c53e03bfbb6e44b3853bb3ebef90bd415fac

  • C:\Windows\SysWOW64\Fkckeh32.exe

    Filesize

    1.2MB

    MD5

    6dc089168b489b4b12cdaa2bbac5d8e3

    SHA1

    0bd3a8f1ad5ccc705671d03d573e0e8f166758aa

    SHA256

    f4dd05f1b8195fbaa5fd3be6b00d082f5b3cf97fe1d604a4a0db2a10c4f97afc

    SHA512

    eb2b6970692e29116e4c347d11b5e9683be9ac9315f3f5b62c98db22f26657b77e253b0dd7638a60bd73c115df40159a10b76885ede081d4c344eccbe8fe9429

  • C:\Windows\SysWOW64\Fkckeh32.exe

    Filesize

    1.2MB

    MD5

    6dc089168b489b4b12cdaa2bbac5d8e3

    SHA1

    0bd3a8f1ad5ccc705671d03d573e0e8f166758aa

    SHA256

    f4dd05f1b8195fbaa5fd3be6b00d082f5b3cf97fe1d604a4a0db2a10c4f97afc

    SHA512

    eb2b6970692e29116e4c347d11b5e9683be9ac9315f3f5b62c98db22f26657b77e253b0dd7638a60bd73c115df40159a10b76885ede081d4c344eccbe8fe9429

  • \Windows\SysWOW64\Dhdcji32.exe

    Filesize

    1.2MB

    MD5

    83982aa552bd39018d4f08b40220137c

    SHA1

    211face9bcae083f8715f11711468efbe4dd5510

    SHA256

    138db562c1b43476ac527a5a131eef41d9c2d669d22f5665869a58aa96a67975

    SHA512

    d30af1c27162264fd37400d102cd0e447ebe969d1904c3d739842b75290bf8cbb45b41f2055219af0c26a1cf7421d01795494054055e06c8b34bd278fddef5b6

  • \Windows\SysWOW64\Dhdcji32.exe

    Filesize

    1.2MB

    MD5

    83982aa552bd39018d4f08b40220137c

    SHA1

    211face9bcae083f8715f11711468efbe4dd5510

    SHA256

    138db562c1b43476ac527a5a131eef41d9c2d669d22f5665869a58aa96a67975

    SHA512

    d30af1c27162264fd37400d102cd0e447ebe969d1904c3d739842b75290bf8cbb45b41f2055219af0c26a1cf7421d01795494054055e06c8b34bd278fddef5b6

  • \Windows\SysWOW64\Efaibbij.exe

    Filesize

    1.2MB

    MD5

    8b9834f9284e9f43019453eefe46bf5d

    SHA1

    7cb46258bb0a958f7387c9792d256c57a97d0c86

    SHA256

    177de46fdaf942ef76369ec153fdfae8f66f2adc3ffcb49cf7392aea54baed0f

    SHA512

    cb82e9b8ed2e8fc71af31252ed3c8c3f8fe39d6ef079b40fad5fdffb70e27607da62bbcdc95b4e3ad09995a49dd6feb70f8d64a8b59018894a310d6a155465ab

  • \Windows\SysWOW64\Efaibbij.exe

    Filesize

    1.2MB

    MD5

    8b9834f9284e9f43019453eefe46bf5d

    SHA1

    7cb46258bb0a958f7387c9792d256c57a97d0c86

    SHA256

    177de46fdaf942ef76369ec153fdfae8f66f2adc3ffcb49cf7392aea54baed0f

    SHA512

    cb82e9b8ed2e8fc71af31252ed3c8c3f8fe39d6ef079b40fad5fdffb70e27607da62bbcdc95b4e3ad09995a49dd6feb70f8d64a8b59018894a310d6a155465ab

  • \Windows\SysWOW64\Enfenplo.exe

    Filesize

    1.2MB

    MD5

    659ff32fd8087736368be984c681a771

    SHA1

    239d5fd90cad8376431ead5bff5ca12c888b738f

    SHA256

    fd8438d026e18a6b8637ef0312366d1bf46b309737895dd0936747de919a0592

    SHA512

    a5fa30e75a72199e5ce585f7afcfe5e4ed549c016466ecc555d6767c1ed9cad5f16265789372bbb8b9e674f59a66c53e03bfbb6e44b3853bb3ebef90bd415fac

  • \Windows\SysWOW64\Enfenplo.exe

    Filesize

    1.2MB

    MD5

    659ff32fd8087736368be984c681a771

    SHA1

    239d5fd90cad8376431ead5bff5ca12c888b738f

    SHA256

    fd8438d026e18a6b8637ef0312366d1bf46b309737895dd0936747de919a0592

    SHA512

    a5fa30e75a72199e5ce585f7afcfe5e4ed549c016466ecc555d6767c1ed9cad5f16265789372bbb8b9e674f59a66c53e03bfbb6e44b3853bb3ebef90bd415fac

  • \Windows\SysWOW64\Fkckeh32.exe

    Filesize

    1.2MB

    MD5

    6dc089168b489b4b12cdaa2bbac5d8e3

    SHA1

    0bd3a8f1ad5ccc705671d03d573e0e8f166758aa

    SHA256

    f4dd05f1b8195fbaa5fd3be6b00d082f5b3cf97fe1d604a4a0db2a10c4f97afc

    SHA512

    eb2b6970692e29116e4c347d11b5e9683be9ac9315f3f5b62c98db22f26657b77e253b0dd7638a60bd73c115df40159a10b76885ede081d4c344eccbe8fe9429

  • \Windows\SysWOW64\Fkckeh32.exe

    Filesize

    1.2MB

    MD5

    6dc089168b489b4b12cdaa2bbac5d8e3

    SHA1

    0bd3a8f1ad5ccc705671d03d573e0e8f166758aa

    SHA256

    f4dd05f1b8195fbaa5fd3be6b00d082f5b3cf97fe1d604a4a0db2a10c4f97afc

    SHA512

    eb2b6970692e29116e4c347d11b5e9683be9ac9315f3f5b62c98db22f26657b77e253b0dd7638a60bd73c115df40159a10b76885ede081d4c344eccbe8fe9429

  • \Windows\SysWOW64\Fkckeh32.exe

    Filesize

    1.2MB

    MD5

    6dc089168b489b4b12cdaa2bbac5d8e3

    SHA1

    0bd3a8f1ad5ccc705671d03d573e0e8f166758aa

    SHA256

    f4dd05f1b8195fbaa5fd3be6b00d082f5b3cf97fe1d604a4a0db2a10c4f97afc

    SHA512

    eb2b6970692e29116e4c347d11b5e9683be9ac9315f3f5b62c98db22f26657b77e253b0dd7638a60bd73c115df40159a10b76885ede081d4c344eccbe8fe9429

  • \Windows\SysWOW64\Fkckeh32.exe

    Filesize

    1.2MB

    MD5

    6dc089168b489b4b12cdaa2bbac5d8e3

    SHA1

    0bd3a8f1ad5ccc705671d03d573e0e8f166758aa

    SHA256

    f4dd05f1b8195fbaa5fd3be6b00d082f5b3cf97fe1d604a4a0db2a10c4f97afc

    SHA512

    eb2b6970692e29116e4c347d11b5e9683be9ac9315f3f5b62c98db22f26657b77e253b0dd7638a60bd73c115df40159a10b76885ede081d4c344eccbe8fe9429

  • \Windows\SysWOW64\Fkckeh32.exe

    Filesize

    1.2MB

    MD5

    6dc089168b489b4b12cdaa2bbac5d8e3

    SHA1

    0bd3a8f1ad5ccc705671d03d573e0e8f166758aa

    SHA256

    f4dd05f1b8195fbaa5fd3be6b00d082f5b3cf97fe1d604a4a0db2a10c4f97afc

    SHA512

    eb2b6970692e29116e4c347d11b5e9683be9ac9315f3f5b62c98db22f26657b77e253b0dd7638a60bd73c115df40159a10b76885ede081d4c344eccbe8fe9429

  • \Windows\SysWOW64\Fkckeh32.exe

    Filesize

    1.2MB

    MD5

    6dc089168b489b4b12cdaa2bbac5d8e3

    SHA1

    0bd3a8f1ad5ccc705671d03d573e0e8f166758aa

    SHA256

    f4dd05f1b8195fbaa5fd3be6b00d082f5b3cf97fe1d604a4a0db2a10c4f97afc

    SHA512

    eb2b6970692e29116e4c347d11b5e9683be9ac9315f3f5b62c98db22f26657b77e253b0dd7638a60bd73c115df40159a10b76885ede081d4c344eccbe8fe9429

  • memory/1144-24-0x0000000000220000-0x0000000000253000-memory.dmp

    Filesize

    204KB

  • memory/1144-58-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2224-6-0x0000000000220000-0x0000000000253000-memory.dmp

    Filesize

    204KB

  • memory/2224-0-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2224-57-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2488-52-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2488-61-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2888-39-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/2888-60-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/3044-31-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB