Analysis

  • max time kernel
    150s
  • max time network
    19s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    13-08-2024 19:43

General

  • Target

    9479aa71f97c0fbd162719ab490fda2e_JaffaCakes118.dll

  • Size

    1.2MB

  • MD5

    9479aa71f97c0fbd162719ab490fda2e

  • SHA1

    4f043465c45e51d782522abee19fd9becd6b166f

  • SHA256

    93a7f33ada113348eb0f47f7ceead4589b4878c7408e91f95691d5c5c68ceac6

  • SHA512

    a52b69cf5e118c3ea7bfe4e6e818cd878616012153ca1d3979d449249ede3f12131f4cf9c862efc2f46c3f665672eb5d130b00336935c41dd657c813bd1b9c91

  • SSDEEP

    24576:guYfg4LhHr4NFXKJO1aUiDBvZ2+ITHmpclO9N:w9cKrUqZWLAcU

Malware Config

Signatures

  • Dridex

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

  • Dridex Shellcode 1 IoCs

    Detects Dridex Payload shellcode injected in Explorer process.

  • 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\9479aa71f97c0fbd162719ab490fda2e_JaffaCakes118.dll,#1
    1⤵
    • Checks whether UAC is enabled
    • Suspicious behavior: EnumeratesProcesses
    PID:1272
  • C:\Windows\system32\dccw.exe
    C:\Windows\system32\dccw.exe
    1⤵
      PID:2652
    • C:\Users\Admin\AppData\Local\NrIinj\dccw.exe
      C:\Users\Admin\AppData\Local\NrIinj\dccw.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Checks whether UAC is enabled
      PID:2700
    • C:\Windows\system32\rekeywiz.exe
      C:\Windows\system32\rekeywiz.exe
      1⤵
        PID:1160
      • C:\Users\Admin\AppData\Local\R5Rtwxs\rekeywiz.exe
        C:\Users\Admin\AppData\Local\R5Rtwxs\rekeywiz.exe
        1⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Checks whether UAC is enabled
        PID:2100
      • C:\Windows\system32\OptionalFeatures.exe
        C:\Windows\system32\OptionalFeatures.exe
        1⤵
          PID:3060
        • C:\Users\Admin\AppData\Local\xObu0ZMx\OptionalFeatures.exe
          C:\Users\Admin\AppData\Local\xObu0ZMx\OptionalFeatures.exe
          1⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Checks whether UAC is enabled
          PID:2948

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\NrIinj\dccw.exe

          Filesize

          861KB

          MD5

          a46cee731351eb4146db8e8a63a5c520

          SHA1

          8ea441e4a77642e12987ac842b36034230edd731

          SHA256

          283526a98a83524d21ff23f9109754c6587380b67f74cc02a9a4cd56fdb720d5

          SHA512

          3573c0ae21406db0c6fdda7c065fabde03235bde7f5589910822500bdfa37144f59f6e58e753e7347b899998db1dcb28050ac5a4e2c611558ae5fa405fbbc5cc

        • C:\Users\Admin\AppData\Local\NrIinj\dxva2.dll

          Filesize

          1.2MB

          MD5

          5c2a1cd5088559ade9ff05c998b89f30

          SHA1

          aaae47af84b4fc289bf0d628f37981bfdd222880

          SHA256

          beff68dd5158d90e434f7a661f8bfc8da4a6ee34167eea4b8aede69d6512d010

          SHA512

          3f76f7791fd827724b323e6f779c03b7a53336ab65fcd77f9e3de830a131664e224e228412e1f2ebefc0cdedb74874426aced3deb9ead1c9f7c2c2040e3b7387

        • C:\Users\Admin\AppData\Local\R5Rtwxs\slc.dll

          Filesize

          1.2MB

          MD5

          2ae6a6725dca57b755252b51470ae07f

          SHA1

          d8a6ef7548c64a0160f00aa35b3ac8213760096f

          SHA256

          f84e65f6dd3c81aeee5620b97c75a02ac31f4e314f27f51ba47784fe794724a0

          SHA512

          94ae6a8733dd78e4dc22a719a071417b23b585a02ad1c8fb7a45e0cb9c153c21930bd54be833136939cc31a2ae9797cc30308e3df4868d568507135ae1e8cbba

        • C:\Users\Admin\AppData\Local\xObu0ZMx\appwiz.cpl

          Filesize

          1.2MB

          MD5

          1cf85e1b901dbe828cf0adaacd7431db

          SHA1

          8832067b5cda370a445edc12248f8c65acff5d0f

          SHA256

          a1b49c78fdfbd3c6560ebcf17e3c4e683b580659ebe1d657095ed2eeef0cf99b

          SHA512

          c9e5738f40268b09bc197943ad930744a52d5c15b593b2ebb73d1b2b1b461bb137e3b2db53ea665c1e1c5d3b1eb11c3eeeea04ef47d0f3291c002da653d1af91

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

          Filesize

          1KB

          MD5

          57cfc0e6d5918d7768c66f39557a8880

          SHA1

          22f3162e0eed79a387785e3826f39680fd20b99f

          SHA256

          f196cb68da3076ce00ad641581b188489a9c6dd38ed61f8dfc12dbeeebc5b9cf

          SHA512

          cfe2e590d7527981fd00aa744e50dc70cde63279b23c3ff4f45dfb05579b5871da30bf7ae1f982677cb223ddb92f0198509f5b8a1bc19cb1c4893b7ab49b9abf

        • \Users\Admin\AppData\Local\R5Rtwxs\rekeywiz.exe

          Filesize

          67KB

          MD5

          767c75767b00ccfd41a547bb7b2adfff

          SHA1

          91890853a5476def402910e6507417d400c0d3cb

          SHA256

          bd70e504871a2ac1c883d19b87970c8d1b8b251c784bf777ba77ed764f5f2395

          SHA512

          f096043452a1aa213a5e4d62638de3ee4b0b3ad3d12b7ee0372d8c79e00e2e13b4fd0ebc4206bbdb5124bed292dd5b30ef1641288046ef835f89c332985154f9

        • \Users\Admin\AppData\Local\xObu0ZMx\OptionalFeatures.exe

          Filesize

          95KB

          MD5

          eae7af6084667c8f05412ddf096167fc

          SHA1

          0dbe8aba001447030e48e8ad5466fd23481e6140

          SHA256

          01feebd3aca961f31ba4eac45347b105d1c5772627b08f5538047721b61ff9bc

          SHA512

          172a8accaa35a6c9f86713a330c5899dfeeffe3b43413a3d276fc16d45cd62ed9237aa6bff29cc60a2022fba8dcc156959723c041df4b7463436a3bdabef2a9d

        • memory/1272-3-0x0000000000390000-0x0000000000397000-memory.dmp

          Filesize

          28KB

        • memory/1272-0-0x000007FEF7620000-0x000007FEF7751000-memory.dmp

          Filesize

          1.2MB

        • memory/1272-46-0x000007FEF7620000-0x000007FEF7751000-memory.dmp

          Filesize

          1.2MB

        • memory/1344-29-0x0000000077381000-0x0000000077382000-memory.dmp

          Filesize

          4KB

        • memory/1344-26-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/1344-14-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/1344-13-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/1344-12-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/1344-10-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/1344-9-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/1344-30-0x0000000077510000-0x0000000077512000-memory.dmp

          Filesize

          8KB

        • memory/1344-16-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/1344-38-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/1344-37-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/1344-17-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/1344-21-0x0000000002220000-0x0000000002227000-memory.dmp

          Filesize

          28KB

        • memory/1344-15-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/1344-4-0x0000000077276000-0x0000000077277000-memory.dmp

          Filesize

          4KB

        • memory/1344-5-0x0000000002600000-0x0000000002601000-memory.dmp

          Filesize

          4KB

        • memory/1344-7-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/1344-65-0x0000000077276000-0x0000000077277000-memory.dmp

          Filesize

          4KB

        • memory/1344-11-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/1344-8-0x0000000140000000-0x0000000140131000-memory.dmp

          Filesize

          1.2MB

        • memory/2100-73-0x0000000000160000-0x0000000000167000-memory.dmp

          Filesize

          28KB

        • memory/2100-75-0x000007FEF67D0000-0x000007FEF6902000-memory.dmp

          Filesize

          1.2MB

        • memory/2100-79-0x000007FEF67D0000-0x000007FEF6902000-memory.dmp

          Filesize

          1.2MB

        • memory/2700-60-0x000007FEF7760000-0x000007FEF7892000-memory.dmp

          Filesize

          1.2MB

        • memory/2700-57-0x00000000000F0000-0x00000000000F7000-memory.dmp

          Filesize

          28KB

        • memory/2700-54-0x000007FEF7760000-0x000007FEF7892000-memory.dmp

          Filesize

          1.2MB

        • memory/2948-91-0x000007FEF7630000-0x000007FEF7762000-memory.dmp

          Filesize

          1.2MB

        • memory/2948-96-0x000007FEF7630000-0x000007FEF7762000-memory.dmp

          Filesize

          1.2MB