Analysis

  • max time kernel
    131s
  • max time network
    136s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09-04-2024 00:55

General

  • Target

    Nexus v2.2.0.exe

  • Size

    14.7MB

  • MD5

    9d3515d804748c2291c5025d0606c647

  • SHA1

    b88473d4d4a3c730d79e6b4200debc7c74251e45

  • SHA256

    9d77d8e588704dc8694395478a4bd44727d8bae25a1ec988f593ef20f7da4adb

  • SHA512

    5deb96e8da3cb2185df05f638d7ad4a42f4f92aff5efcfd177693a67a316b17678b165d7d3f7aa5b1800554d5dd39ce6f186b26956358ec9b9a7861ae2f50b87

  • SSDEEP

    393216:lo9GKTGAdRi7p9nGistTgOmeX3dnCLRhr7hb0oHtE/BBsc:lOdTGAL+bLA+e9nC9hrhRtEPsc

Score
7/10

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Nexus v2.2.0.exe
    "C:\Users\Admin\AppData\Local\Temp\Nexus v2.2.0.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2744
    • C:\Users\Admin\AppData\Local\Temp\is-JT1TI.tmp\Nexus v2.2.0.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-JT1TI.tmp\Nexus v2.2.0.tmp" /SL5="$7011E,15020542,53248,C:\Users\Admin\AppData\Local\Temp\Nexus v2.2.0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      PID:2208

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Local\Temp\is-85T2M.tmp\BASS.dll

    Filesize

    96KB

    MD5

    286d9b79aae13b0b8eec19eff6e112c5

    SHA1

    72dabedbf90ea9cb7cdad6bfcf4bb34f0dcce41e

    SHA256

    61813f57a29d7f29467f1dd1c96eebea84e5f51b0b0e74e5f6f905edd6c48aed

    SHA512

    7d223805d9624a4120d141cec112c0b93909b880521e27a9f8a4a351d9866d6b2e655067fb163be1ca3e7d60b29582cd7879b8ad85eb0f6221bccf60da3fb735

  • \Users\Admin\AppData\Local\Temp\is-85T2M.tmp\WaterLib.dll

    Filesize

    120KB

    MD5

    7aaf9f850b21512678623a9206f572a3

    SHA1

    1b13e31efa4b32e368010e6a4d02436373220279

    SHA256

    ad46a43f535d647ab6ed9a8badcee1eff3497e45348844be327f505905b66e2b

    SHA512

    af2e2fe324928da0c9d59fa9f20bc5614ffe414b5d460296c81452acd0952ee523b75e6a7163c35a52b5b7e134739736331297da6e466d64edf3785222f7ab9d

  • \Users\Admin\AppData\Local\Temp\is-85T2M.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-85T2M.tmp\isskin.dll

    Filesize

    363KB

    MD5

    b31ad1bacfd7c51f35e052b8c7047d44

    SHA1

    ba58ae4a4a28cd2a4c2a7b85d260e105fa6e79de

    SHA256

    117ae53cf3e8bc95e6297a15d8365efd792da04df90744d4e244bbf72075ccc3

    SHA512

    2a4c0d3f7065a9272bd70e8fd121e80d9c4e3d9089285841b245790f4789704c27cb88333ddbf3bbecbc26af926b7ffd7a722352c7f418c84a9087cb1a748368

  • \Users\Admin\AppData\Local\Temp\is-85T2M.tmp\skin.cjstyles

    Filesize

    2.0MB

    MD5

    31e3fe928c4524cbc648205296e600e9

    SHA1

    593e056da172480921dff41adfd08bd224b2baec

    SHA256

    268b637662ddf5ea58ae7a531a075dc71076f1093b6f9e68a0c1db8f79ca4349

    SHA512

    10569aade996407d3b749eb35bc961f827a5c90c158bceea89f4344c6d57aaf33c9831b52e71ba32171c725928b636cfc5a5e86b839185efe7ec97cfa0597b0e

  • \Users\Admin\AppData\Local\Temp\is-JT1TI.tmp\Nexus v2.2.0.tmp

    Filesize

    669KB

    MD5

    df378ec3751fa0b4815a15b0a7bf365b

    SHA1

    37bc361f0ed1c94033a49cb8c4a3880c72b3d74e

    SHA256

    c9015443a8680296828834326dcdc982c8ed8f6ec6c69f219cac39c3e94b8798

    SHA512

    515c372ae640d797d66553cd6930ead79466a9176ec338fe7e6f5383d77b92c378ba83092828b81c62885a3895dbc084e1cfb0b1cf949eeacf36a35aa91b3925

  • memory/2208-91-0x0000000074BD0000-0x0000000074C5C000-memory.dmp

    Filesize

    560KB

  • memory/2208-256-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2208-29-0x0000000075E40000-0x0000000075EE0000-memory.dmp

    Filesize

    640KB

  • memory/2208-30-0x0000000077190000-0x000000007721F000-memory.dmp

    Filesize

    572KB

  • memory/2208-31-0x0000000075760000-0x00000000758BC000-memory.dmp

    Filesize

    1.4MB

  • memory/2208-92-0x0000000010000000-0x000000001005B000-memory.dmp

    Filesize

    364KB

  • memory/2208-33-0x00000000760F0000-0x0000000076D3A000-memory.dmp

    Filesize

    12.3MB

  • memory/2208-36-0x0000000077220000-0x000000007724A000-memory.dmp

    Filesize

    168KB

  • memory/2208-35-0x0000000074BD0000-0x0000000074C5C000-memory.dmp

    Filesize

    560KB

  • memory/2208-42-0x0000000074FF0000-0x0000000074FF9000-memory.dmp

    Filesize

    36KB

  • memory/2208-41-0x0000000075760000-0x00000000758BC000-memory.dmp

    Filesize

    1.4MB

  • memory/2208-44-0x00000000758F0000-0x0000000075947000-memory.dmp

    Filesize

    348KB

  • memory/2208-43-0x0000000074E30000-0x0000000074FCE000-memory.dmp

    Filesize

    1.6MB

  • memory/2208-40-0x0000000077190000-0x000000007721F000-memory.dmp

    Filesize

    572KB

  • memory/2208-45-0x00000000760F0000-0x0000000076D3A000-memory.dmp

    Filesize

    12.3MB

  • memory/2208-39-0x0000000075E40000-0x0000000075EE0000-memory.dmp

    Filesize

    640KB

  • memory/2208-52-0x0000000075620000-0x00000000756BD000-memory.dmp

    Filesize

    628KB

  • memory/2208-51-0x0000000010000000-0x000000001005B000-memory.dmp

    Filesize

    364KB

  • memory/2208-53-0x0000000075E40000-0x0000000075EE0000-memory.dmp

    Filesize

    640KB

  • memory/2208-55-0x0000000074D90000-0x0000000074DA2000-memory.dmp

    Filesize

    72KB

  • memory/2208-56-0x0000000074E30000-0x0000000074FCE000-memory.dmp

    Filesize

    1.6MB

  • memory/2208-57-0x00000000758F0000-0x0000000075947000-memory.dmp

    Filesize

    348KB

  • memory/2208-61-0x0000000076060000-0x00000000760E3000-memory.dmp

    Filesize

    524KB

  • memory/2208-64-0x0000000010000000-0x000000001005B000-memory.dmp

    Filesize

    364KB

  • memory/2208-68-0x0000000074E30000-0x0000000074FCE000-memory.dmp

    Filesize

    1.6MB

  • memory/2208-71-0x0000000076060000-0x00000000760E3000-memory.dmp

    Filesize

    524KB

  • memory/2208-73-0x0000000074B90000-0x0000000074BC2000-memory.dmp

    Filesize

    200KB

  • memory/2208-74-0x0000000010000000-0x000000001005B000-memory.dmp

    Filesize

    364KB

  • memory/2208-77-0x0000000077190000-0x000000007721F000-memory.dmp

    Filesize

    572KB

  • memory/2208-81-0x00000000758F0000-0x0000000075947000-memory.dmp

    Filesize

    348KB

  • memory/2208-82-0x0000000075BB0000-0x0000000075C2B000-memory.dmp

    Filesize

    492KB

  • memory/2208-88-0x0000000074B90000-0x0000000074BC2000-memory.dmp

    Filesize

    200KB

  • memory/2208-24-0x0000000004DD0000-0x0000000004E25000-memory.dmp

    Filesize

    340KB

  • memory/2208-95-0x0000000074E30000-0x0000000074FCE000-memory.dmp

    Filesize

    1.6MB

  • memory/2208-94-0x0000000074D90000-0x0000000074DA2000-memory.dmp

    Filesize

    72KB

  • memory/2208-93-0x0000000077190000-0x000000007721F000-memory.dmp

    Filesize

    572KB

  • memory/2208-32-0x00000000758F0000-0x0000000075947000-memory.dmp

    Filesize

    348KB

  • memory/2208-28-0x0000000075620000-0x00000000756BD000-memory.dmp

    Filesize

    628KB

  • memory/2208-85-0x0000000075050000-0x0000000075063000-memory.dmp

    Filesize

    76KB

  • memory/2208-87-0x0000000074BD0000-0x0000000074C5C000-memory.dmp

    Filesize

    560KB

  • memory/2208-86-0x0000000076060000-0x00000000760E3000-memory.dmp

    Filesize

    524KB

  • memory/2208-89-0x0000000010000000-0x000000001005B000-memory.dmp

    Filesize

    364KB

  • memory/2208-80-0x0000000074E30000-0x0000000074FCE000-memory.dmp

    Filesize

    1.6MB

  • memory/2208-79-0x0000000074FF0000-0x0000000074FF9000-memory.dmp

    Filesize

    36KB

  • memory/2208-78-0x0000000074D90000-0x0000000074DA2000-memory.dmp

    Filesize

    72KB

  • memory/2208-76-0x0000000075E40000-0x0000000075EE0000-memory.dmp

    Filesize

    640KB

  • memory/2208-75-0x0000000075620000-0x00000000756BD000-memory.dmp

    Filesize

    628KB

  • memory/2208-72-0x0000000074BD0000-0x0000000074C5C000-memory.dmp

    Filesize

    560KB

  • memory/2208-69-0x00000000758F0000-0x0000000075947000-memory.dmp

    Filesize

    348KB

  • memory/2208-67-0x0000000074FF0000-0x0000000074FF9000-memory.dmp

    Filesize

    36KB

  • memory/2208-66-0x0000000074D90000-0x0000000074DA2000-memory.dmp

    Filesize

    72KB

  • memory/2208-65-0x0000000075E40000-0x0000000075EE0000-memory.dmp

    Filesize

    640KB

  • memory/2208-63-0x0000000074B90000-0x0000000074BC2000-memory.dmp

    Filesize

    200KB

  • memory/2208-62-0x0000000074BD0000-0x0000000074C5C000-memory.dmp

    Filesize

    560KB

  • memory/2208-60-0x0000000075050000-0x0000000075063000-memory.dmp

    Filesize

    76KB

  • memory/2208-58-0x0000000075BB0000-0x0000000075C2B000-memory.dmp

    Filesize

    492KB

  • memory/2208-54-0x0000000077190000-0x000000007721F000-memory.dmp

    Filesize

    572KB

  • memory/2208-50-0x0000000074B90000-0x0000000074BC2000-memory.dmp

    Filesize

    200KB

  • memory/2208-49-0x0000000076060000-0x00000000760E3000-memory.dmp

    Filesize

    524KB

  • memory/2208-46-0x0000000075BB0000-0x0000000075C2B000-memory.dmp

    Filesize

    492KB

  • memory/2208-38-0x0000000010000000-0x000000001005B000-memory.dmp

    Filesize

    364KB

  • memory/2208-37-0x0000000074B90000-0x0000000074BC2000-memory.dmp

    Filesize

    200KB

  • memory/2208-34-0x0000000074C60000-0x0000000074D7C000-memory.dmp

    Filesize

    1.1MB

  • memory/2208-237-0x0000000011000000-0x0000000011062000-memory.dmp

    Filesize

    392KB

  • memory/2208-238-0x0000000011000000-0x0000000011062000-memory.dmp

    Filesize

    392KB

  • memory/2208-12-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2208-249-0x0000000000620000-0x0000000000621000-memory.dmp

    Filesize

    4KB

  • memory/2208-259-0x0000000011000000-0x0000000011062000-memory.dmp

    Filesize

    392KB

  • memory/2208-258-0x0000000011000000-0x0000000011062000-memory.dmp

    Filesize

    392KB

  • memory/2208-90-0x00000000758F0000-0x0000000075947000-memory.dmp

    Filesize

    348KB

  • memory/2208-257-0x0000000004DD0000-0x0000000004E25000-memory.dmp

    Filesize

    340KB

  • memory/2744-255-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2744-1-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB