Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    12-01-2025 16:16

General

  • Target

    dac160c6d30f4ea4ee0bfa29faf72f93de7bf24340286ad025ab16fb007a17f1.dll

  • Size

    716KB

  • MD5

    1495a2d3a5052564d2318936861a0530

  • SHA1

    df2db259ff86f00d6b52836e757565346cb77f48

  • SHA256

    dac160c6d30f4ea4ee0bfa29faf72f93de7bf24340286ad025ab16fb007a17f1

  • SHA512

    5319b738bb4922b00e5ad97708c83ce0bc8166b04ed24c89d2f50c510f6e91777bc9c1e04e48ceed6363cfe52abf34dd31186099251da3899b18456b4d4a0d59

  • SSDEEP

    12288:ROCRucgLs3bu9FRcOL5yEPAIiCj6ELV32KrXZiQJ8cXFpoTj:cCroYbu9FvAEPAIiy6ELV32KlFs

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 7 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 WriteProcessMemory 18 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\dac160c6d30f4ea4ee0bfa29faf72f93de7bf24340286ad025ab16fb007a17f1.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:2816
  • C:\Windows\system32\msdt.exe
    C:\Windows\system32\msdt.exe
    1⤵
      PID:1860
    • C:\Users\Admin\AppData\Local\hx7zV6\msdt.exe
      C:\Users\Admin\AppData\Local\hx7zV6\msdt.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      • Suspicious behavior: EnumeratesProcesses
      PID:992
    • C:\Windows\system32\vmicsvc.exe
      C:\Windows\system32\vmicsvc.exe
      1⤵
        PID:2388
      • C:\Users\Admin\AppData\Local\rkI\vmicsvc.exe
        C:\Users\Admin\AppData\Local\rkI\vmicsvc.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:2180
      • C:\Windows\system32\WindowsAnytimeUpgradeResults.exe
        C:\Windows\system32\WindowsAnytimeUpgradeResults.exe
        1⤵
          PID:1448
        • C:\Users\Admin\AppData\Local\jpAc8FYQ\WindowsAnytimeUpgradeResults.exe
          C:\Users\Admin\AppData\Local\jpAc8FYQ\WindowsAnytimeUpgradeResults.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:1544

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\hx7zV6\Secur32.dll

          Filesize

          720KB

          MD5

          f7bdc13e3abff70c632a624b2e34129f

          SHA1

          44a938156e76baf8278ca5b9795768720924cbe4

          SHA256

          86cb85102d4b293c055e5cddc2fbd22c11b6b29f9f733cab51862c6bec52fbf8

          SHA512

          bd76897a26aca8931cc3ec5e0cd84ceee49b850a3ca4f567eb01f1c03248dfd0f729801a50337c3e765b54655b94eff87a1e2305a38f36f71ad2bf5120a8cae8

        • C:\Users\Admin\AppData\Local\jpAc8FYQ\UxTheme.dll

          Filesize

          720KB

          MD5

          af3372e20193d2ba95bc5d2f8caf8252

          SHA1

          35f9dc6010dad14809cba9de8a160d8df96107d2

          SHA256

          317e1a6a4f3b72264da0680180b3ea8286c757f31f51b47a152ba772b178f753

          SHA512

          5f00698637d1eaccceea9604412698e938b46660989a4666e001de19c7325d11431a6337df197625cf6493a85d8168be67ca72a5a17dbb8ce5790954049338c8

        • C:\Users\Admin\AppData\Local\rkI\ACTIVEDS.dll

          Filesize

          720KB

          MD5

          4157c56a1ec2f2c19707bd05286f574e

          SHA1

          18226f71192e4706fe7641ed91b7d8ff6333929f

          SHA256

          1125e0465edc6793a9f6935a13a5a5e80c3d554766c213b90101de781e05b351

          SHA512

          bd7c3e9ccdcc2d88ced8ccf913d6ed6349afe7867a01829bc7087a4c36173c8e6bc861b071fb7368be912f31fbfa03ca222d673cb9b5e6cb14f58380f40eac9e

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

          Filesize

          1KB

          MD5

          1ee9c84705f86319327a504606dc5263

          SHA1

          9b2b2cd1f664431f16a2189def2c220c6a3c274f

          SHA256

          2a5b5f34f9635cb56d655ab52e68f341622dd4ec0cd0020130a16fbff0a2cbe0

          SHA512

          b273a2960b42e9a0dcf4aa43461efcb8aece1552c782d1c663d22c673f0dfa30528da39d402c6642b9e17d0ed2ce150132cfb91a1307c3876ec1b2527e670810

        • \Users\Admin\AppData\Local\hx7zV6\msdt.exe

          Filesize

          1.0MB

          MD5

          aecb7b09566b1f83f61d5a4b44ae9c7e

          SHA1

          3a4a2338c6b5ac833dc87497e04fe89c5481e289

          SHA256

          fbdbe7a2027cab237c4635ef71c1a93cf7afc4b79d56b63a119b7f8e3029ccf5

          SHA512

          6e14200262e0729ebcab2226c3eac729ab5af2a4c6f4f9c3e2950cc203387d9a0a447cf38665c724d4397353931fd10064dc067e043a3579538a6144e33e4746

        • \Users\Admin\AppData\Local\jpAc8FYQ\WindowsAnytimeUpgradeResults.exe

          Filesize

          288KB

          MD5

          6f3f29905f0ec4ce22c1fd8acbf6c6de

          SHA1

          68bdfefe549dfa6262ad659f1578f3e87d862773

          SHA256

          e9c4d718d09a28de8a99386b0dd65429f433837c712314e98ec4f01031af595b

          SHA512

          16a9ad3183d7e11d9f0dd3c79363aa9a7af306f4f35a6f1e0cc1e175ef254e8052ec94dfd600dbe882f9ab41254d482cce9190ab7b0c005a34e46c66e8ff5f9e

        • \Users\Admin\AppData\Local\rkI\vmicsvc.exe

          Filesize

          238KB

          MD5

          79e14b291ca96a02f1eb22bd721deccd

          SHA1

          4c8dbff611acd8a92cd2280239f78bebd2a9947e

          SHA256

          d829166db30923406a025bf33d6a0997be0a3df950114d1f34547a9525b749e8

          SHA512

          f3d1fa7732b6b027bbaf22530331d27ede85f92c9fd64f940139fd262bd7468211a8a54c835d3934b1974b3d8ecddefa79ea77901b9ef49ab36069963693f988

        • memory/992-59-0x0000000140000000-0x00000001400B4000-memory.dmp

          Filesize

          720KB

        • memory/992-60-0x0000000076D60000-0x0000000076F09000-memory.dmp

          Filesize

          1.7MB

        • memory/992-56-0x0000000076D60000-0x0000000076F09000-memory.dmp

          Filesize

          1.7MB

        • memory/992-54-0x0000000140000000-0x00000001400B4000-memory.dmp

          Filesize

          720KB

        • memory/1148-10-0x0000000140000000-0x00000001400B3000-memory.dmp

          Filesize

          716KB

        • memory/1148-3-0x0000000076BA6000-0x0000000076BA7000-memory.dmp

          Filesize

          4KB

        • memory/1148-6-0x0000000140000000-0x00000001400B3000-memory.dmp

          Filesize

          716KB

        • memory/1148-27-0x0000000076DB1000-0x0000000076DB2000-memory.dmp

          Filesize

          4KB

        • memory/1148-26-0x0000000076F40000-0x0000000076F42000-memory.dmp

          Filesize

          8KB

        • memory/1148-25-0x0000000076F10000-0x0000000076F12000-memory.dmp

          Filesize

          8KB

        • memory/1148-24-0x0000000140000000-0x00000001400B3000-memory.dmp

          Filesize

          716KB

        • memory/1148-36-0x0000000140000000-0x00000001400B3000-memory.dmp

          Filesize

          716KB

        • memory/1148-37-0x0000000140000000-0x00000001400B3000-memory.dmp

          Filesize

          716KB

        • memory/1148-7-0x0000000140000000-0x00000001400B3000-memory.dmp

          Filesize

          716KB

        • memory/1148-46-0x0000000076BA6000-0x0000000076BA7000-memory.dmp

          Filesize

          4KB

        • memory/1148-8-0x0000000140000000-0x00000001400B3000-memory.dmp

          Filesize

          716KB

        • memory/1148-9-0x0000000140000000-0x00000001400B3000-memory.dmp

          Filesize

          716KB

        • memory/1148-4-0x0000000002520000-0x0000000002521000-memory.dmp

          Filesize

          4KB

        • memory/1148-11-0x0000000140000000-0x00000001400B3000-memory.dmp

          Filesize

          716KB

        • memory/1148-12-0x0000000140000000-0x00000001400B3000-memory.dmp

          Filesize

          716KB

        • memory/1148-23-0x0000000002500000-0x0000000002507000-memory.dmp

          Filesize

          28KB

        • memory/1148-13-0x0000000140000000-0x00000001400B3000-memory.dmp

          Filesize

          716KB

        • memory/1148-14-0x0000000140000000-0x00000001400B3000-memory.dmp

          Filesize

          716KB

        • memory/1544-94-0x0000000140000000-0x00000001400B4000-memory.dmp

          Filesize

          720KB

        • memory/2180-74-0x0000000076D60000-0x0000000076F09000-memory.dmp

          Filesize

          1.7MB

        • memory/2180-77-0x0000000140000000-0x00000001400B4000-memory.dmp

          Filesize

          720KB

        • memory/2180-78-0x0000000076D60000-0x0000000076F09000-memory.dmp

          Filesize

          1.7MB

        • memory/2816-0-0x0000000140000000-0x00000001400B3000-memory.dmp

          Filesize

          716KB

        • memory/2816-45-0x0000000140000000-0x00000001400B3000-memory.dmp

          Filesize

          716KB

        • memory/2816-2-0x0000000000290000-0x0000000000297000-memory.dmp

          Filesize

          28KB