Analysis

  • max time kernel
    14s
  • max time network
    76s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    16/10/2020, 08:45

General

  • Target
    Review_Report15.10.exe
  • Size 2.7MB
  • Sample201016-6be496qv4e
  • SHA256 86e4be488d98cb086d8161baa7b58c28ab2ce2d0e415ff1d29d0f537bb16c773
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Signatures

  • BazarBackdoor 4 IoCs

    Stealthy backdoor targeting corporate networks, believed to be developed by Trickbot's authors.

  • Blacklisted process makes network request 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 852 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Review_Report15.10.exe
    "C:\Users\Admin\AppData\Local\Temp\Review_Report15.10.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Modifies system certificate store
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1312
    • C:\Windows\System32\cmd.exe
      C:\Windows\System32\cmd.exe
      2⤵
      • Blacklisted process makes network request
      PID:1984
  • C:\Users\Admin\AppData\Local\Temp\Review_Report15.10.exe
    C:\Users\Admin\AppData\Local\Temp\Review_Report15.10.exe 819005949
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:968

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/968-7-0x0000000000390000-0x00000000003BE000-memory.dmp

        memory/1312-0-0x0000000002200000-0x000000000222D000-memory.dmp

        memory/1312-1-0x0000000002230000-0x000000000225E000-memory.dmp

        memory/1544-2-0x000007FEF6C10000-0x000007FEF6E8A000-memory.dmp

        memory/1984-3-0x000000004A9C0000-0x000000004AA04000-memory.dmp

        memory/1984-5-0x000000004A9C0000-0x000000004AA04000-memory.dmp