Analysis

  • max time kernel
    165s
  • max time network
    77s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    29/11/2022, 14:05

General

  • Target

    28125357c09450e2d1448c11990df8f871fdfc0d404d3480919157381b1418ef.exe

  • Size

    695KB

  • MD5

    01891c8e181249bb6f15261a139a7da0

  • SHA1

    67c6fd6f41e385a291bee267afb77e99505d3f5d

  • SHA256

    28125357c09450e2d1448c11990df8f871fdfc0d404d3480919157381b1418ef

  • SHA512

    31635685f2d4036e55d2c9e21c9a49ccbae3e50da14732150e7be00b3c06d3f1f52b1308c9fb18f4f52cc654704ac44bff427a352845710ea5c5baf7d6cd06f4

  • SSDEEP

    12288:jt0VPFfsKAkrbPlXhHANUTNqmkajHANUTND:SFksb1AmkaD

Malware Config

Signatures

  • Gh0st RAT payload 1 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\28125357c09450e2d1448c11990df8f871fdfc0d404d3480919157381b1418ef.exe
    "C:\Users\Admin\AppData\Local\Temp\28125357c09450e2d1448c11990df8f871fdfc0d404d3480919157381b1418ef.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:2044
    • \??\c:\Windows\(null)0.exe
      c:\Windows\(null)0.exe
      2⤵
      • Executes dropped EXE
      PID:1188

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Windows\(null)0.exe

    Filesize

    695KB

    MD5

    01891c8e181249bb6f15261a139a7da0

    SHA1

    67c6fd6f41e385a291bee267afb77e99505d3f5d

    SHA256

    28125357c09450e2d1448c11990df8f871fdfc0d404d3480919157381b1418ef

    SHA512

    31635685f2d4036e55d2c9e21c9a49ccbae3e50da14732150e7be00b3c06d3f1f52b1308c9fb18f4f52cc654704ac44bff427a352845710ea5c5baf7d6cd06f4

  • memory/1188-61-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/2044-54-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/2044-55-0x0000000076941000-0x0000000076943000-memory.dmp

    Filesize

    8KB

  • memory/2044-59-0x0000000002840000-0x0000000002931000-memory.dmp

    Filesize

    964KB

  • memory/2044-60-0x0000000002840000-0x0000000002931000-memory.dmp

    Filesize

    964KB

  • memory/2044-62-0x0000000002840000-0x0000000002931000-memory.dmp

    Filesize

    964KB