Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    13/11/2020, 16:07

General

  • Target
    cd49ec07f3bfb622b3406f2490b87fa0dc8f17770566247c410e0474c4635caf.dll
  • Size 824KB
  • Sample201113-jkkjsbeyqx
  • SHA256 cd49ec07f3bfb622b3406f2490b87fa0dc8f17770566247c410e0474c4635caf
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Dridex

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

  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Modifies Installed Components in the registry 2 TTPs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Windows directory 25 IoCs
  • Modifies registry class 140 IoCs
  • Suspicious behavior: EnumeratesProcesses 56 IoCs
  • Suspicious use of AdjustPrivilegeToken 217 IoCs
  • Suspicious use of FindShellTrayWindow 192 IoCs
  • Suspicious use of SendNotifyMessage 373 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\cd49ec07f3bfb622b3406f2490b87fa0dc8f17770566247c410e0474c4635caf.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:788
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\cd49ec07f3bfb622b3406f2490b87fa0dc8f17770566247c410e0474c4635caf.dll,#1
      2⤵
      • Checks whether UAC is enabled
      • Suspicious behavior: EnumeratesProcesses
      PID:1972
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2016
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:564
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1680
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1836
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:1668
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1916
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1300
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1232
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1688
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of FindShellTrayWindow
    PID:436
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    PID:1896
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    PID:1684
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    PID:1216
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    PID:1388
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    PID:1176
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    PID:1704
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    PID:1696
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Modifies registry class
    PID:624
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    PID:344
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    PID:1552
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    PID:1968
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    PID:752
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    PID:1368
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Modifies registry class
    PID:1012
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    PID:1304
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Modifies registry class
    PID:1920
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    PID:1984
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Drops file in Windows directory
    • Modifies registry class
    PID:1760

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/436-22-0x00000000041D0000-0x00000000041D1000-memory.dmp

        memory/564-2-0x0000000004210000-0x0000000004211000-memory.dmp

        memory/1232-13-0x0000000003970000-0x0000000003A71000-memory.dmp

        memory/1368-78-0x00000000040F0000-0x00000000040F1000-memory.dmp

        memory/1552-59-0x0000000003A50000-0x0000000003A51000-memory.dmp

        memory/1668-6-0x0000000003C20000-0x0000000003C21000-memory.dmp

        memory/1684-28-0x00000000039E0000-0x00000000039E1000-memory.dmp

        memory/1836-4-0x0000000003970000-0x0000000003971000-memory.dmp

        memory/1836-3-0x0000000003970000-0x0000000003971000-memory.dmp

        memory/1916-12-0x0000000004080000-0x0000000004081000-memory.dmp

        memory/1916-9-0x0000000004080000-0x0000000004081000-memory.dmp

        memory/1916-10-0x0000000004080000-0x0000000004081000-memory.dmp

        memory/1972-1-0x0000000074C40000-0x0000000074CE7000-memory.dmp