Analysis

  • max time kernel
    137s
  • max time network
    138s
  • platform
    windows7_x64
  • resource
    win7-en
  • submitted
    15-09-2021 06:48

General

  • Target

    NOA_-_CMA_CGM_ARRIVAL_NOTICE .exe

  • Size

    456KB

  • MD5

    e8bceea59b2074bd08bf68ab55ecdf3e

  • SHA1

    8b62bf811b03fe25924ef6ff4d4afd89c902f7cd

  • SHA256

    0b4684d82509a6e7e0c1cb63174bf68d182ccff75a3d19f16821127605d636b8

  • SHA512

    405f00ffa49ecb3131f0a16afa2b4488c8580c2c8161a0bd4384b9218c9dc74a21812fe6a86f49c16f08959b4743d9f19bb07f7524ce63e6ed339ab01679add1

Score
10/10

Malware Config

Signatures

  • Guloader,Cloudeye

    A shellcode based downloader first seen in 2020.

  • Checks QEMU agent file 2 TTPs 1 IoCs

    Checks presence of QEMU agent, possibly to detect virtualization.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NOA_-_CMA_CGM_ARRIVAL_NOTICE .exe
    "C:\Users\Admin\AppData\Local\Temp\NOA_-_CMA_CGM_ARRIVAL_NOTICE .exe"
    1⤵
    • Checks QEMU agent file
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1032
    • C:\Users\Admin\AppData\Local\Temp\NOA_-_CMA_CGM_ARRIVAL_NOTICE .exe
      "C:\Users\Admin\AppData\Local\Temp\NOA_-_CMA_CGM_ARRIVAL_NOTICE .exe"
      2⤵
        PID:584

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/584-60-0x0000000000401448-mapping.dmp
    • memory/584-61-0x0000000000400000-0x0000000000553000-memory.dmp
      Filesize

      1.3MB

    • memory/584-63-0x00000000001B0000-0x00000000002B0000-memory.dmp
      Filesize

      1024KB

    • memory/1032-55-0x0000000000270000-0x0000000000289000-memory.dmp
      Filesize

      100KB

    • memory/1032-58-0x0000000075B51000-0x0000000075B53000-memory.dmp
      Filesize

      8KB

    • memory/1032-57-0x0000000076DD0000-0x0000000076F79000-memory.dmp
      Filesize

      1.7MB

    • memory/1032-59-0x0000000076FB0000-0x0000000077130000-memory.dmp
      Filesize

      1.5MB

    • memory/1032-62-0x0000000076FC0000-0x0000000077096000-memory.dmp
      Filesize

      856KB