Analysis

  • max time kernel
    117s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20231025-en
  • resource tags

    arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
  • submitted
    02-11-2023 17:41

General

  • Target

    NEAS.91d478419bab7b6fbe7becf712618db6_JC.exe

  • Size

    77KB

  • MD5

    91d478419bab7b6fbe7becf712618db6

  • SHA1

    ba7f3ee6c95f3899c334a281596fc47e0cc274c4

  • SHA256

    11685d196a61e19fa4e061ab7e7c29599cd1c7842f52f6e7aedf08a4bc0a8d46

  • SHA512

    f4abb39b3d600b97a8f67b0b57b8c26e093b779ba709d16a313844a303bf3ad230c21a5be9edfef96ac77da9f0457d8b77af0fc75f2dd32b41ca31aefd926255

  • SSDEEP

    1536:M8gbkcU2jAa5QM33ibvDJz3YazZkl2LtCwfi+TjRC/D:M8gQcPxQgCLJzT3Qwf1TjYD

Malware Config

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 12 IoCs
  • Malware Backdoor - Berbew 45 IoCs

    Berbew is a malware infection classified as a 'backdoor' Trojan. This malicious program's primary function is to cause chain infections - it can download/install additional malware such as other Trojans, ransomware, and cryptominers.

  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 12 IoCs
  • Drops file in System32 directory 18 IoCs
  • Modifies registry class 21 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.91d478419bab7b6fbe7becf712618db6_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.91d478419bab7b6fbe7becf712618db6_JC.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:2944
    • C:\Windows\SysWOW64\Naimccpo.exe
      C:\Windows\system32\Naimccpo.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:2088
      • C:\Windows\SysWOW64\Nmpnhdfc.exe
        C:\Windows\system32\Nmpnhdfc.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:1264
        • C:\Windows\SysWOW64\Ngibaj32.exe
          C:\Windows\system32\Ngibaj32.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:2636
          • C:\Windows\SysWOW64\Npagjpcd.exe
            C:\Windows\system32\Npagjpcd.exe
            5⤵
            • 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:2652
            • C:\Windows\SysWOW64\Ngkogj32.exe
              C:\Windows\system32\Ngkogj32.exe
              6⤵
              • 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:2288
              • C:\Windows\SysWOW64\Nlhgoqhh.exe
                C:\Windows\system32\Nlhgoqhh.exe
                7⤵
                • Executes dropped EXE
                PID:2668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\SysWOW64\Naimccpo.exe

    Filesize

    77KB

    MD5

    d15dbeea8c5747963149e16e9fc74e7c

    SHA1

    2d9c954f389464bea369fe5c9d6b4c200a72d28d

    SHA256

    862f212d2ed332e2d02565836fe97ebeb7e31c2b69aac15a23a43589d25a4a36

    SHA512

    8aaebe0c1a49f2bc10cdf73c219899f737b917adbf46616627c80aedd00d57e05b6572945866af465be8ecf2f11f9d35944c42cfe23764cf084f0f5ae05f1319

  • C:\Windows\SysWOW64\Naimccpo.exe

    Filesize

    77KB

    MD5

    d15dbeea8c5747963149e16e9fc74e7c

    SHA1

    2d9c954f389464bea369fe5c9d6b4c200a72d28d

    SHA256

    862f212d2ed332e2d02565836fe97ebeb7e31c2b69aac15a23a43589d25a4a36

    SHA512

    8aaebe0c1a49f2bc10cdf73c219899f737b917adbf46616627c80aedd00d57e05b6572945866af465be8ecf2f11f9d35944c42cfe23764cf084f0f5ae05f1319

  • C:\Windows\SysWOW64\Naimccpo.exe

    Filesize

    77KB

    MD5

    d15dbeea8c5747963149e16e9fc74e7c

    SHA1

    2d9c954f389464bea369fe5c9d6b4c200a72d28d

    SHA256

    862f212d2ed332e2d02565836fe97ebeb7e31c2b69aac15a23a43589d25a4a36

    SHA512

    8aaebe0c1a49f2bc10cdf73c219899f737b917adbf46616627c80aedd00d57e05b6572945866af465be8ecf2f11f9d35944c42cfe23764cf084f0f5ae05f1319

  • C:\Windows\SysWOW64\Ngibaj32.exe

    Filesize

    77KB

    MD5

    103ca3b3e7b2b0d0c90dfdeee5c9a1b4

    SHA1

    8df940ca817233fe1976b49835297d3b351e3ded

    SHA256

    4d69a6da7a81598e6a379a385dfa0f1a18cdcf2bff80c0d5e8dd7389e5af4c8a

    SHA512

    b109b45c3865fda23006d13e7d8b4fb7f4e4d225b204c431eeed9fa0b33ee2720ac12429b59abdb374c73d55c2e5df13005941f4b8091a66dc470a13b4ccbcd3

  • C:\Windows\SysWOW64\Ngibaj32.exe

    Filesize

    77KB

    MD5

    103ca3b3e7b2b0d0c90dfdeee5c9a1b4

    SHA1

    8df940ca817233fe1976b49835297d3b351e3ded

    SHA256

    4d69a6da7a81598e6a379a385dfa0f1a18cdcf2bff80c0d5e8dd7389e5af4c8a

    SHA512

    b109b45c3865fda23006d13e7d8b4fb7f4e4d225b204c431eeed9fa0b33ee2720ac12429b59abdb374c73d55c2e5df13005941f4b8091a66dc470a13b4ccbcd3

  • C:\Windows\SysWOW64\Ngibaj32.exe

    Filesize

    77KB

    MD5

    103ca3b3e7b2b0d0c90dfdeee5c9a1b4

    SHA1

    8df940ca817233fe1976b49835297d3b351e3ded

    SHA256

    4d69a6da7a81598e6a379a385dfa0f1a18cdcf2bff80c0d5e8dd7389e5af4c8a

    SHA512

    b109b45c3865fda23006d13e7d8b4fb7f4e4d225b204c431eeed9fa0b33ee2720ac12429b59abdb374c73d55c2e5df13005941f4b8091a66dc470a13b4ccbcd3

  • C:\Windows\SysWOW64\Ngkogj32.exe

    Filesize

    77KB

    MD5

    3024ed24a87d05114ccaafabfdb1fffd

    SHA1

    4eb81da7cc50746f9ad8a48d011f39d17ad54053

    SHA256

    fd793f74ec9040708fd0c53763fde7213d58996c84a7f43bb2fd684ed17bb5fd

    SHA512

    638d215ada64610de57800e7922a7cbaeb7923fdf43b5b5cbc9f97852212e45cd02430b8d0e87a660566a4b599202b9e000b58bcd889ab87e24170a943b21070

  • C:\Windows\SysWOW64\Ngkogj32.exe

    Filesize

    77KB

    MD5

    3024ed24a87d05114ccaafabfdb1fffd

    SHA1

    4eb81da7cc50746f9ad8a48d011f39d17ad54053

    SHA256

    fd793f74ec9040708fd0c53763fde7213d58996c84a7f43bb2fd684ed17bb5fd

    SHA512

    638d215ada64610de57800e7922a7cbaeb7923fdf43b5b5cbc9f97852212e45cd02430b8d0e87a660566a4b599202b9e000b58bcd889ab87e24170a943b21070

  • C:\Windows\SysWOW64\Ngkogj32.exe

    Filesize

    77KB

    MD5

    3024ed24a87d05114ccaafabfdb1fffd

    SHA1

    4eb81da7cc50746f9ad8a48d011f39d17ad54053

    SHA256

    fd793f74ec9040708fd0c53763fde7213d58996c84a7f43bb2fd684ed17bb5fd

    SHA512

    638d215ada64610de57800e7922a7cbaeb7923fdf43b5b5cbc9f97852212e45cd02430b8d0e87a660566a4b599202b9e000b58bcd889ab87e24170a943b21070

  • C:\Windows\SysWOW64\Nlhgoqhh.exe

    Filesize

    77KB

    MD5

    8f92dd65ed8ee063a0b3986d4ef9ff00

    SHA1

    ca1689d0e5d26a793cf3c4b228a96ae0d1d0369c

    SHA256

    96ffb802d56b5510c0ed6f8a9e71bb6809b8a45c768e5de8e4e8c865f94a6501

    SHA512

    e292f29e9c66fbc42c6848b9c97a6151550a1456b0c61339228ce7f539790d05b82177930ed01f14308b3f4209108dcbe0b264217b023b2c1b5b8566dd77ea9f

  • C:\Windows\SysWOW64\Nlhgoqhh.exe

    Filesize

    77KB

    MD5

    8f92dd65ed8ee063a0b3986d4ef9ff00

    SHA1

    ca1689d0e5d26a793cf3c4b228a96ae0d1d0369c

    SHA256

    96ffb802d56b5510c0ed6f8a9e71bb6809b8a45c768e5de8e4e8c865f94a6501

    SHA512

    e292f29e9c66fbc42c6848b9c97a6151550a1456b0c61339228ce7f539790d05b82177930ed01f14308b3f4209108dcbe0b264217b023b2c1b5b8566dd77ea9f

  • C:\Windows\SysWOW64\Nmpnhdfc.exe

    Filesize

    77KB

    MD5

    646ac836392885b86e9e40891f924d2a

    SHA1

    35c8a903c691306072bc3ea2ae76bcddcc15ea19

    SHA256

    5314f6d6a0ad354525383f1f0620bd3455fc5d719988a414c46b0f687e8c52f1

    SHA512

    5bdf2d7a29a7dde5bb74f99a5466e06d27ee283b0416297b732ed32d7172334a2432d21d2f4f95846b29c6ca61755d6236dea4a77884284d021fdcc833601ff2

  • C:\Windows\SysWOW64\Nmpnhdfc.exe

    Filesize

    77KB

    MD5

    646ac836392885b86e9e40891f924d2a

    SHA1

    35c8a903c691306072bc3ea2ae76bcddcc15ea19

    SHA256

    5314f6d6a0ad354525383f1f0620bd3455fc5d719988a414c46b0f687e8c52f1

    SHA512

    5bdf2d7a29a7dde5bb74f99a5466e06d27ee283b0416297b732ed32d7172334a2432d21d2f4f95846b29c6ca61755d6236dea4a77884284d021fdcc833601ff2

  • C:\Windows\SysWOW64\Nmpnhdfc.exe

    Filesize

    77KB

    MD5

    646ac836392885b86e9e40891f924d2a

    SHA1

    35c8a903c691306072bc3ea2ae76bcddcc15ea19

    SHA256

    5314f6d6a0ad354525383f1f0620bd3455fc5d719988a414c46b0f687e8c52f1

    SHA512

    5bdf2d7a29a7dde5bb74f99a5466e06d27ee283b0416297b732ed32d7172334a2432d21d2f4f95846b29c6ca61755d6236dea4a77884284d021fdcc833601ff2

  • C:\Windows\SysWOW64\Npagjpcd.exe

    Filesize

    77KB

    MD5

    b1e9b939904fb1e50a016e75e27584bc

    SHA1

    35eafcd5355b80a7e93643674b9ae99d451e0ba5

    SHA256

    57652859286b323d1d4faf9e4ce1a45859129a234bcde4ee73048ec6ebbad2b4

    SHA512

    50c2de6451d1ac0a8f120f63e058b609384687903dac395147a7a4d941c8e47390a305889102248f6b5f08b83a4b81ecddc9426a831f65c979a6630ec9709a0c

  • C:\Windows\SysWOW64\Npagjpcd.exe

    Filesize

    77KB

    MD5

    b1e9b939904fb1e50a016e75e27584bc

    SHA1

    35eafcd5355b80a7e93643674b9ae99d451e0ba5

    SHA256

    57652859286b323d1d4faf9e4ce1a45859129a234bcde4ee73048ec6ebbad2b4

    SHA512

    50c2de6451d1ac0a8f120f63e058b609384687903dac395147a7a4d941c8e47390a305889102248f6b5f08b83a4b81ecddc9426a831f65c979a6630ec9709a0c

  • C:\Windows\SysWOW64\Npagjpcd.exe

    Filesize

    77KB

    MD5

    b1e9b939904fb1e50a016e75e27584bc

    SHA1

    35eafcd5355b80a7e93643674b9ae99d451e0ba5

    SHA256

    57652859286b323d1d4faf9e4ce1a45859129a234bcde4ee73048ec6ebbad2b4

    SHA512

    50c2de6451d1ac0a8f120f63e058b609384687903dac395147a7a4d941c8e47390a305889102248f6b5f08b83a4b81ecddc9426a831f65c979a6630ec9709a0c

  • \Windows\SysWOW64\Naimccpo.exe

    Filesize

    77KB

    MD5

    d15dbeea8c5747963149e16e9fc74e7c

    SHA1

    2d9c954f389464bea369fe5c9d6b4c200a72d28d

    SHA256

    862f212d2ed332e2d02565836fe97ebeb7e31c2b69aac15a23a43589d25a4a36

    SHA512

    8aaebe0c1a49f2bc10cdf73c219899f737b917adbf46616627c80aedd00d57e05b6572945866af465be8ecf2f11f9d35944c42cfe23764cf084f0f5ae05f1319

  • \Windows\SysWOW64\Naimccpo.exe

    Filesize

    77KB

    MD5

    d15dbeea8c5747963149e16e9fc74e7c

    SHA1

    2d9c954f389464bea369fe5c9d6b4c200a72d28d

    SHA256

    862f212d2ed332e2d02565836fe97ebeb7e31c2b69aac15a23a43589d25a4a36

    SHA512

    8aaebe0c1a49f2bc10cdf73c219899f737b917adbf46616627c80aedd00d57e05b6572945866af465be8ecf2f11f9d35944c42cfe23764cf084f0f5ae05f1319

  • \Windows\SysWOW64\Ngibaj32.exe

    Filesize

    77KB

    MD5

    103ca3b3e7b2b0d0c90dfdeee5c9a1b4

    SHA1

    8df940ca817233fe1976b49835297d3b351e3ded

    SHA256

    4d69a6da7a81598e6a379a385dfa0f1a18cdcf2bff80c0d5e8dd7389e5af4c8a

    SHA512

    b109b45c3865fda23006d13e7d8b4fb7f4e4d225b204c431eeed9fa0b33ee2720ac12429b59abdb374c73d55c2e5df13005941f4b8091a66dc470a13b4ccbcd3

  • \Windows\SysWOW64\Ngibaj32.exe

    Filesize

    77KB

    MD5

    103ca3b3e7b2b0d0c90dfdeee5c9a1b4

    SHA1

    8df940ca817233fe1976b49835297d3b351e3ded

    SHA256

    4d69a6da7a81598e6a379a385dfa0f1a18cdcf2bff80c0d5e8dd7389e5af4c8a

    SHA512

    b109b45c3865fda23006d13e7d8b4fb7f4e4d225b204c431eeed9fa0b33ee2720ac12429b59abdb374c73d55c2e5df13005941f4b8091a66dc470a13b4ccbcd3

  • \Windows\SysWOW64\Ngkogj32.exe

    Filesize

    77KB

    MD5

    3024ed24a87d05114ccaafabfdb1fffd

    SHA1

    4eb81da7cc50746f9ad8a48d011f39d17ad54053

    SHA256

    fd793f74ec9040708fd0c53763fde7213d58996c84a7f43bb2fd684ed17bb5fd

    SHA512

    638d215ada64610de57800e7922a7cbaeb7923fdf43b5b5cbc9f97852212e45cd02430b8d0e87a660566a4b599202b9e000b58bcd889ab87e24170a943b21070

  • \Windows\SysWOW64\Ngkogj32.exe

    Filesize

    77KB

    MD5

    3024ed24a87d05114ccaafabfdb1fffd

    SHA1

    4eb81da7cc50746f9ad8a48d011f39d17ad54053

    SHA256

    fd793f74ec9040708fd0c53763fde7213d58996c84a7f43bb2fd684ed17bb5fd

    SHA512

    638d215ada64610de57800e7922a7cbaeb7923fdf43b5b5cbc9f97852212e45cd02430b8d0e87a660566a4b599202b9e000b58bcd889ab87e24170a943b21070

  • \Windows\SysWOW64\Nlhgoqhh.exe

    Filesize

    77KB

    MD5

    8f92dd65ed8ee063a0b3986d4ef9ff00

    SHA1

    ca1689d0e5d26a793cf3c4b228a96ae0d1d0369c

    SHA256

    96ffb802d56b5510c0ed6f8a9e71bb6809b8a45c768e5de8e4e8c865f94a6501

    SHA512

    e292f29e9c66fbc42c6848b9c97a6151550a1456b0c61339228ce7f539790d05b82177930ed01f14308b3f4209108dcbe0b264217b023b2c1b5b8566dd77ea9f

  • \Windows\SysWOW64\Nlhgoqhh.exe

    Filesize

    77KB

    MD5

    8f92dd65ed8ee063a0b3986d4ef9ff00

    SHA1

    ca1689d0e5d26a793cf3c4b228a96ae0d1d0369c

    SHA256

    96ffb802d56b5510c0ed6f8a9e71bb6809b8a45c768e5de8e4e8c865f94a6501

    SHA512

    e292f29e9c66fbc42c6848b9c97a6151550a1456b0c61339228ce7f539790d05b82177930ed01f14308b3f4209108dcbe0b264217b023b2c1b5b8566dd77ea9f

  • \Windows\SysWOW64\Nmpnhdfc.exe

    Filesize

    77KB

    MD5

    646ac836392885b86e9e40891f924d2a

    SHA1

    35c8a903c691306072bc3ea2ae76bcddcc15ea19

    SHA256

    5314f6d6a0ad354525383f1f0620bd3455fc5d719988a414c46b0f687e8c52f1

    SHA512

    5bdf2d7a29a7dde5bb74f99a5466e06d27ee283b0416297b732ed32d7172334a2432d21d2f4f95846b29c6ca61755d6236dea4a77884284d021fdcc833601ff2

  • \Windows\SysWOW64\Nmpnhdfc.exe

    Filesize

    77KB

    MD5

    646ac836392885b86e9e40891f924d2a

    SHA1

    35c8a903c691306072bc3ea2ae76bcddcc15ea19

    SHA256

    5314f6d6a0ad354525383f1f0620bd3455fc5d719988a414c46b0f687e8c52f1

    SHA512

    5bdf2d7a29a7dde5bb74f99a5466e06d27ee283b0416297b732ed32d7172334a2432d21d2f4f95846b29c6ca61755d6236dea4a77884284d021fdcc833601ff2

  • \Windows\SysWOW64\Npagjpcd.exe

    Filesize

    77KB

    MD5

    b1e9b939904fb1e50a016e75e27584bc

    SHA1

    35eafcd5355b80a7e93643674b9ae99d451e0ba5

    SHA256

    57652859286b323d1d4faf9e4ce1a45859129a234bcde4ee73048ec6ebbad2b4

    SHA512

    50c2de6451d1ac0a8f120f63e058b609384687903dac395147a7a4d941c8e47390a305889102248f6b5f08b83a4b81ecddc9426a831f65c979a6630ec9709a0c

  • \Windows\SysWOW64\Npagjpcd.exe

    Filesize

    77KB

    MD5

    b1e9b939904fb1e50a016e75e27584bc

    SHA1

    35eafcd5355b80a7e93643674b9ae99d451e0ba5

    SHA256

    57652859286b323d1d4faf9e4ce1a45859129a234bcde4ee73048ec6ebbad2b4

    SHA512

    50c2de6451d1ac0a8f120f63e058b609384687903dac395147a7a4d941c8e47390a305889102248f6b5f08b83a4b81ecddc9426a831f65c979a6630ec9709a0c

  • memory/1264-27-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/1264-86-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2088-21-0x0000000000220000-0x0000000000260000-memory.dmp

    Filesize

    256KB

  • memory/2088-84-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2088-18-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2288-82-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2288-72-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2288-75-0x0000000000220000-0x0000000000260000-memory.dmp

    Filesize

    256KB

  • memory/2636-40-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2636-87-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2652-83-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2652-53-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2652-65-0x0000000000220000-0x0000000000260000-memory.dmp

    Filesize

    256KB

  • memory/2668-81-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2944-6-0x00000000001B0000-0x00000000001F0000-memory.dmp

    Filesize

    256KB

  • memory/2944-0-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB

  • memory/2944-85-0x0000000000400000-0x0000000000440000-memory.dmp

    Filesize

    256KB