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Analysis

  • max time kernel
    234s
  • max time network
    233s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/11/2023, 10:00

General

  • Target

    NEAS.ebf1e4b7bbfa7a6a17d351fc58e72a90_JC.exe

  • Size

    11KB

  • MD5

    ebf1e4b7bbfa7a6a17d351fc58e72a90

  • SHA1

    cc9f356c7bb8210f547204fca04ea9c2402d5bca

  • SHA256

    ec2d6c919f9da277348fd37471a1236e4901f147ddfa213fc0bb11dd62ec8637

  • SHA512

    d613c941e3a586723926f9160d7cfb275831ae7b78bd2a8cf049c11c45ccb3b47ede136e7e7338f8a5627dd04361073b139fe5755ddd845f022089ab2627f55d

  • SSDEEP

    192:+iK2WM29EmCLThHjaOu7SbdnvFv3J/L2jaOuKvsTcUDqBmBfAWF+dW:TKJWvL9pecYDBmBoWFCW

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 63 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.ebf1e4b7bbfa7a6a17d351fc58e72a90_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.ebf1e4b7bbfa7a6a17d351fc58e72a90_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1184
    • C:\Windows\SysWOW64\explorer.exe
      "C:\Windows\System32\explorer.exe" "::{20D04FE0-3AEA-1069-A2D8-08002B30309D}\::{21EC2020-3AEA-1069-A2DD-08002B30309D}"
      2⤵
        PID:5072
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of AdjustPrivilegeToken
      PID:2480

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • memory/1184-0-0x0000000001000000-0x0000000001004000-memory.dmp

      Filesize

      16KB