Analysis

  • max time kernel
    150s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-11-2024 17:04

General

  • Target

    db76e9aef5769f4d7d4ca37b2f0160a8729aacc8fafae46190d58b99b32b1dff.dll

  • Size

    676KB

  • MD5

    9c45751dda6ab4ac264d1295ab158efa

  • SHA1

    59b727fd59931da358622c7992fc4b9f9d20e295

  • SHA256

    db76e9aef5769f4d7d4ca37b2f0160a8729aacc8fafae46190d58b99b32b1dff

  • SHA512

    155f17dbb814e0cf27c87c3c059a9e5c70f17f3888c8bf70a9775655409a504db84a455f50fa2de52bbec5b962f2a2b9f2ada52012933a05380128d3c36e0652

  • SSDEEP

    6144:q34xznfAp4x+NWMqW/KZ1vCDTEpc2bysCZR6iwAtUnWKT5WK8Rpv1llfFfCRAuTF:qIKp/UWCZdCDh2IZDwAFRpR6Au

Malware Config

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex family
  • Dridex Shellcode 1 IoCs

    Detects Dridex Payload shellcode injected in Explorer process.

  • Dridex payload 9 IoCs

    Detects Dridex x64 core DLL in memory.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\db76e9aef5769f4d7d4ca37b2f0160a8729aacc8fafae46190d58b99b32b1dff.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:4480
  • C:\Windows\system32\psr.exe
    C:\Windows\system32\psr.exe
    1⤵
      PID:5068
    • C:\Users\Admin\AppData\Local\77mSgT\psr.exe
      C:\Users\Admin\AppData\Local\77mSgT\psr.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      PID:2428
    • C:\Windows\system32\AgentService.exe
      C:\Windows\system32\AgentService.exe
      1⤵
        PID:4936
      • C:\Users\Admin\AppData\Local\x5eIUb\AgentService.exe
        C:\Users\Admin\AppData\Local\x5eIUb\AgentService.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:4024
      • C:\Windows\system32\MusNotifyIcon.exe
        C:\Windows\system32\MusNotifyIcon.exe
        1⤵
          PID:1696
        • C:\Users\Admin\AppData\Local\a6hO7\MusNotifyIcon.exe
          C:\Users\Admin\AppData\Local\a6hO7\MusNotifyIcon.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:1560

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\77mSgT\XmlLite.dll

          Filesize

          680KB

          MD5

          a2ca7f3012bc89e5340791d57234015b

          SHA1

          4d390205bf5fb991432f6c200c2a73876f24abda

          SHA256

          9470be93f65bc664d785d4cf997df54d201923120b950cacaaefd66fd7b6f749

          SHA512

          642260669ee4f4c997184047b77f101692a9ec24be7f95adf1d748981eeba6f631ae4212c06fe0b8f697dc69490d67884575b9edfa2a236c326bbca5cb0ae064

        • C:\Users\Admin\AppData\Local\77mSgT\psr.exe

          Filesize

          232KB

          MD5

          ad53ead5379985081b7c3f1f357e545a

          SHA1

          6f5aa32c1d15fbf073558fadafd046d97b60184e

          SHA256

          4f0144f0e3e721b44babbf41b513942e4117f730546105480571f9c8fce56a1f

          SHA512

          433098bd74c34fbadfa447ef45cfa9dc076aef4cf7f2a0a6fe79d5e67f2504eebe8aa31fc1b7a4c5eeb20ede2c5485f75ad0fd77b4ecba3d68ca63313e6f6ea0

        • C:\Users\Admin\AppData\Local\a6hO7\MusNotifyIcon.exe

          Filesize

          629KB

          MD5

          c54b1a69a21e03b83ebb0aeb3758b6f7

          SHA1

          b32ee7e5b813554c4b8e8f96f176570e0f6e8b6c

          SHA256

          ac3e12011b70144cc84539bbccacdfae35bd4ea3ee61b4a9fca5f082d044d8bf

          SHA512

          2680ab501ffe7d40fed28eb207d812880c8a71d71a29d59ba3da27c0bae98c74893e04807d93fba7b5e673c3e13a1ad21bfaab10bdb871d83349ff4e7c614b19

        • C:\Users\Admin\AppData\Local\a6hO7\XmlLite.dll

          Filesize

          680KB

          MD5

          f84069fc4d4149ec40d7a695899d58ac

          SHA1

          66185b2c4804fee9a479630a79961e058fdae687

          SHA256

          89afe061c3e6c3fa21e892ee51d4d99b153280ba5afe09fefe86a3525ba394e7

          SHA512

          6b0e6c35b67894d96e48feb44b880051ec8c0c0ccc3b3bcb8a434f8971d8871f7454e6554819f1c281189d78119150ef8a859b2dcbab705a2727ed705280f95b

        • C:\Users\Admin\AppData\Local\x5eIUb\AgentService.exe

          Filesize

          1.2MB

          MD5

          f8bac206def3e87ceb8ef3cb0fb5a194

          SHA1

          a28ea816e7b5ca511da4576262a5887a75171276

          SHA256

          c69e4520d5dd84a409c2df1825ba30ec367400e4f7b001c8e971da8bef1a2268

          SHA512

          8df9a814c738e79492a3b72ba359bf3aedfb89fe02215ef58e743c541a2194ba47e227969d76c55387eee6eb367ca68e4b3cdf054022cb86e62376cc2fdef909

        • C:\Users\Admin\AppData\Local\x5eIUb\VERSION.dll

          Filesize

          680KB

          MD5

          4ea392eb2b1a43122049f230a9ad702b

          SHA1

          9b12e1e7448244ea00f99f7fe3b43ac90ea2cf4b

          SHA256

          50469e7c09a3669df9c897c1417fe7a3d112968b4b2e116595920c63110d41f4

          SHA512

          8e48db1e800940ebb1a060fd89de0d6d22ac892439a6e6242a4411b329539982b2941ee655653fce4341ef83fdc3e26eb243289f50a552649de76d7bfbe0c61a

        • C:\Users\Admin\AppData\Roaming\MICROS~1\Windows\STARTM~1\Programs\Startup\Fkasxldymr.lnk

          Filesize

          1KB

          MD5

          41718ea8c27f67f08e545755bbba245c

          SHA1

          8ddf1b39cecc3103f3d884f8f5bde3b58fb1c898

          SHA256

          ca8d5f9caab1c9e0c504cf8eb89f6a25947f8eeff7586a58fbdeb104e6a87a02

          SHA512

          05df9c04b5bb8a1aee7cd909b10675fff4c9e364a66674f0ea04adc0b0ed88b3d661a1c664cc85578cf0e2473c64b734d9484e99f545e76dce5c0add325ff125

        • memory/1560-83-0x00007FF997AF0000-0x00007FF997B9A000-memory.dmp

          Filesize

          680KB

        • memory/2428-52-0x00007FF997AF0000-0x00007FF997B9A000-memory.dmp

          Filesize

          680KB

        • memory/2428-48-0x00007FF997AF0000-0x00007FF997B9A000-memory.dmp

          Filesize

          680KB

        • memory/2428-47-0x000001DD39200000-0x000001DD39207000-memory.dmp

          Filesize

          28KB

        • memory/3460-26-0x0000000140000000-0x00000001400A9000-memory.dmp

          Filesize

          676KB

        • memory/3460-17-0x0000000140000000-0x00000001400A9000-memory.dmp

          Filesize

          676KB

        • memory/3460-12-0x0000000140000000-0x00000001400A9000-memory.dmp

          Filesize

          676KB

        • memory/3460-11-0x0000000140000000-0x00000001400A9000-memory.dmp

          Filesize

          676KB

        • memory/3460-10-0x0000000140000000-0x00000001400A9000-memory.dmp

          Filesize

          676KB

        • memory/3460-9-0x0000000140000000-0x00000001400A9000-memory.dmp

          Filesize

          676KB

        • memory/3460-7-0x0000000140000000-0x00000001400A9000-memory.dmp

          Filesize

          676KB

        • memory/3460-6-0x0000000140000000-0x00000001400A9000-memory.dmp

          Filesize

          676KB

        • memory/3460-8-0x0000000140000000-0x00000001400A9000-memory.dmp

          Filesize

          676KB

        • memory/3460-5-0x00007FF9B49FA000-0x00007FF9B49FB000-memory.dmp

          Filesize

          4KB

        • memory/3460-3-0x00000000024C0000-0x00000000024C1000-memory.dmp

          Filesize

          4KB

        • memory/3460-14-0x0000000140000000-0x00000001400A9000-memory.dmp

          Filesize

          676KB

        • memory/3460-15-0x0000000140000000-0x00000001400A9000-memory.dmp

          Filesize

          676KB

        • memory/3460-13-0x0000000140000000-0x00000001400A9000-memory.dmp

          Filesize

          676KB

        • memory/3460-16-0x0000000140000000-0x00000001400A9000-memory.dmp

          Filesize

          676KB

        • memory/3460-27-0x00007FF9B62C0000-0x00007FF9B62D0000-memory.dmp

          Filesize

          64KB

        • memory/3460-37-0x0000000140000000-0x00000001400A9000-memory.dmp

          Filesize

          676KB

        • memory/3460-28-0x00007FF9B62B0000-0x00007FF9B62C0000-memory.dmp

          Filesize

          64KB

        • memory/3460-18-0x0000000140000000-0x00000001400A9000-memory.dmp

          Filesize

          676KB

        • memory/3460-25-0x0000000000540000-0x0000000000547000-memory.dmp

          Filesize

          28KB

        • memory/4024-68-0x00007FF997AF0000-0x00007FF997B9A000-memory.dmp

          Filesize

          680KB

        • memory/4024-65-0x000002113B720000-0x000002113B727000-memory.dmp

          Filesize

          28KB

        • memory/4480-0-0x000002E20F390000-0x000002E20F397000-memory.dmp

          Filesize

          28KB

        • memory/4480-40-0x00007FF9A7B00000-0x00007FF9A7BA9000-memory.dmp

          Filesize

          676KB

        • memory/4480-1-0x00007FF9A7B00000-0x00007FF9A7BA9000-memory.dmp

          Filesize

          676KB