Analysis

  • max time kernel
    185s
  • max time network
    202s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/10/2023, 23:48

General

  • Target
    0317-1.dll
  • Size 328KB
  • Sample231011-3te9vsec79
  • SHA256 5e3bb62b44636f502e387d4c00bd5a7bc1d040332028238ccd812f73e6d859ca
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • icedid

Campaign
  • 361893872

Signatures

  • IcedID, BokBot

    IcedID is a banking trojan capable of stealing credentials.

  • Blocklisted process makes network request 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 4 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\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\0317-1.dll
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2716
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C rundll32.exe C:\Users\Admin\AppData\Local\Admin\{5DEDCE2C-B1C3-03DA-8FA2-80B936E66305}\Axruaccu4.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5028
      • C:\Windows\system32\rundll32.exe
        rundll32.exe C:\Users\Admin\AppData\Local\Admin\{5DEDCE2C-B1C3-03DA-8FA2-80B936E66305}\Axruaccu4.dll,#1
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        PID:1548

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Axruaccu4.dll

        • Path C:\Users\Admin\AppData\Local\Admin\{5DEDCE2C-B1C3-03DA-8FA2-80B936E66305}\Axruaccu4.dll
        • Size 583KB
        • SHA256 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
        • MD5 SHA1 SHA512 SSDEEP

        Axruaccu4.dll

        • Path C:\Users\Admin\AppData\Local\Admin\{5DEDCE2C-B1C3-03DA-8FA2-80B936E66305}\Axruaccu4.dll
        • Size 583KB
        • SHA256 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
        • MD5 SHA1 SHA512 SSDEEP

        memory/1548-10-0x000001B15B430000-0x000001B15B47F000-memory.dmp

        memory/1548-11-0x000001B15CE10000-0x000001B15CE5C000-memory.dmp

        memory/1548-16-0x000001B15CE10000-0x000001B15CE5C000-memory.dmp

        memory/1548-17-0x000001B15CE10000-0x000001B15CE5C000-memory.dmp

        memory/1548-18-0x000001B15B430000-0x000001B15B47F000-memory.dmp

        memory/2716-1-0x0000000002AD0000-0x0000000002ADD000-memory.dmp

        memory/2716-4-0x0000000002AD0000-0x0000000002ADD000-memory.dmp

        memory/2716-6-0x0000000002AD0000-0x0000000002ADD000-memory.dmp