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Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    26/05/2024, 10:32

General

  • Target

    0dbff9893ecbaea8dd5c7b1c14f786c7762fa5977e1c3f2e7aa24e9864c8f02d.exe

  • Size

    15.2MB

  • MD5

    3f312ca7f4bcf842229d1fae83a15508

  • SHA1

    a3a23d5d78ed165ca89074b03ccf512f6c1356fa

  • SHA256

    0dbff9893ecbaea8dd5c7b1c14f786c7762fa5977e1c3f2e7aa24e9864c8f02d

  • SHA512

    98515d12d7ea835e9284e82c4e725fba8063fb91d2a7d91a038dfd34727eea80453fd623f79f71fc3f241bd7a7572b93598a4a9ae9ffcd8828029fffa31dfb7e

  • SSDEEP

    393216:UnzpGNvEesnRYXM9i3lDEm3OZ5DMGB//ehu2Ap:UpG8Yc6lDEmagGB+hEp

Malware Config

Signatures

  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 14 IoCs
  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0dbff9893ecbaea8dd5c7b1c14f786c7762fa5977e1c3f2e7aa24e9864c8f02d.exe
    "C:\Users\Admin\AppData\Local\Temp\0dbff9893ecbaea8dd5c7b1c14f786c7762fa5977e1c3f2e7aa24e9864c8f02d.exe"
    1⤵
    • Loads dropped DLL
    • Enumerates connected drives
    • Modifies Internet Explorer settings
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2020
    • C:\¿ñ±©¸´¹Å΢¶Ë\331650dbff9893ecbaea8dd5c7b1c14f786c7762fa5977e1c3f2e7aa24e9864c8f02d.exe
      C:\¿ñ±©¸´¹Å΢¶Ë\331650dbff9893ecbaea8dd5c7b1c14f786c7762fa5977e1c3f2e7aa24e9864c8f02d.exe
      2⤵
      • Executes dropped EXE
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2188

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\9ZQLLOZN\errorPageStrings[1]

    Filesize

    2KB

    MD5

    e3e4a98353f119b80b323302f26b78fa

    SHA1

    20ee35a370cdd3a8a7d04b506410300fd0a6a864

    SHA256

    9466d620dc57835a2475f8f71e304f54aee7160e134ba160baae0f19e5e71e66

    SHA512

    d8e4d73c76804a5abebd5dbc3a86dcdb6e73107b873175a8de67332c113fb7c4899890bf7972e467866fa4cd100a7e2a10a770e5a9c41cbf23b54351b771dcee

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\9ZQLLOZN\httpErrorPagesScripts[1]

    Filesize

    8KB

    MD5

    3f57b781cb3ef114dd0b665151571b7b

    SHA1

    ce6a63f996df3a1cccb81720e21204b825e0238c

    SHA256

    46e019fa34465f4ed096a9665d1827b54553931ad82e98be01edb1ddbc94d3ad

    SHA512

    8cbf4ef582332ae7ea605f910ad6f8a4bc28513482409fa84f08943a72cac2cf0fa32b6af4c20c697e1fac2c5ba16b5a64a23af0c11eefbf69625b8f9f90c8fa

  • C:\Users\Admin\AppData\Local\Temp\517a854bf252501f9b6bf474b83e32b1.txt

    Filesize

    16B

    MD5

    b91510551ee8087e3656a00830dd3631

    SHA1

    974a9f3568ed8cc73b83ed149353de2a6e9f12cb

    SHA256

    7bdcf482e509c29247a87fc982167ab38460a24abf62e0409500b0f0eacb9a35

    SHA512

    b0823f8921cfb40a40ac1075d351d28457976ac7ac4db55f57436f39b9c34065289ecdc73f21df2122093c575a74510c9802e2027eb2a9ddb65ae01a73f1548a

  • \¿ñ±©¸´¹Å΢¶Ë\331650dbff9893ecbaea8dd5c7b1c14f786c7762fa5977e1c3f2e7aa24e9864c8f02d.exe

    Filesize

    15.2MB

    MD5

    3f312ca7f4bcf842229d1fae83a15508

    SHA1

    a3a23d5d78ed165ca89074b03ccf512f6c1356fa

    SHA256

    0dbff9893ecbaea8dd5c7b1c14f786c7762fa5977e1c3f2e7aa24e9864c8f02d

    SHA512

    98515d12d7ea835e9284e82c4e725fba8063fb91d2a7d91a038dfd34727eea80453fd623f79f71fc3f241bd7a7572b93598a4a9ae9ffcd8828029fffa31dfb7e

  • memory/2020-8-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB

  • memory/2020-1-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB

  • memory/2020-10-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB

  • memory/2020-9-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB

  • memory/2020-12-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB

  • memory/2020-11-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB

  • memory/2020-7-0x000000000091F000-0x0000000000920000-memory.dmp

    Filesize

    4KB

  • memory/2020-2-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB

  • memory/2020-52-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB

  • memory/2020-3-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB

  • memory/2020-0-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB

  • memory/2020-46-0x000000000C800000-0x000000000CD27000-memory.dmp

    Filesize

    5.2MB

  • memory/2188-47-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB

  • memory/2188-48-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB

  • memory/2188-50-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB

  • memory/2188-49-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB

  • memory/2188-85-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB

  • memory/2188-86-0x0000000000400000-0x0000000000927000-memory.dmp

    Filesize

    5.2MB