Analysis

  • max time kernel
    152s
  • max time network
    118s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    12-06-2022 08:51

General

  • Target

    215afd5082700778508aef3e9d40b242206dab74801a1d13d3a59dbb1168dfbf.exe

  • Size

    256KB

  • MD5

    18110f51034492e14fc11dc9afa19d46

  • SHA1

    efa6ac306cbb3dcea1d4082bc17feb6e17957e4b

  • SHA256

    215afd5082700778508aef3e9d40b242206dab74801a1d13d3a59dbb1168dfbf

  • SHA512

    5c6cc348f4d64b561aab2bdce05d9b5c71907044562c6950c480d37b7691ace9f3d9ca74e64971d77e46bb009cc1c7566a92f58443af0b65811c94d210965594

Malware Config

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • NTFS ADS 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\215afd5082700778508aef3e9d40b242206dab74801a1d13d3a59dbb1168dfbf.exe
    "C:\Users\Admin\AppData\Local\Temp\215afd5082700778508aef3e9d40b242206dab74801a1d13d3a59dbb1168dfbf.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1876
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\215afd5082700778508aef3e9d40b242206dab74801a1d13d3a59dbb1168dfbf.exe:Zone.Identifier"
      2⤵
      • NTFS ADS
      PID:1472
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\215afd5082700778508aef3e9d40b242206dab74801a1d13d3a59dbb1168dfbf.exe:Zone.Identifier"
      2⤵
      • NTFS ADS
      PID:944
    • C:\Users\Admin\AppData\Local\Temp\215afd5082700778508aef3e9d40b242206dab74801a1d13d3a59dbb1168dfbf.exe
      "C:\Users\Admin\AppData\Local\Temp\215afd5082700778508aef3e9d40b242206dab74801a1d13d3a59dbb1168dfbf.exe"
      2⤵
      • Executes dropped EXE
      PID:2088
    • C:\Users\Admin\AppData\Local\Temp\215afd5082700778508aef3e9d40b242206dab74801a1d13d3a59dbb1168dfbf.exe
      "C:\Users\Admin\AppData\Local\Temp\215afd5082700778508aef3e9d40b242206dab74801a1d13d3a59dbb1168dfbf.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • NTFS ADS
      PID:4028

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\215afd5082700778508aef3e9d40b242206dab74801a1d13d3a59dbb1168dfbf.exe

    Filesize

    256KB

    MD5

    18110f51034492e14fc11dc9afa19d46

    SHA1

    efa6ac306cbb3dcea1d4082bc17feb6e17957e4b

    SHA256

    215afd5082700778508aef3e9d40b242206dab74801a1d13d3a59dbb1168dfbf

    SHA512

    5c6cc348f4d64b561aab2bdce05d9b5c71907044562c6950c480d37b7691ace9f3d9ca74e64971d77e46bb009cc1c7566a92f58443af0b65811c94d210965594

  • C:\Users\Admin\AppData\Local\Temp\215afd5082700778508aef3e9d40b242206dab74801a1d13d3a59dbb1168dfbf.exe

    Filesize

    256KB

    MD5

    18110f51034492e14fc11dc9afa19d46

    SHA1

    efa6ac306cbb3dcea1d4082bc17feb6e17957e4b

    SHA256

    215afd5082700778508aef3e9d40b242206dab74801a1d13d3a59dbb1168dfbf

    SHA512

    5c6cc348f4d64b561aab2bdce05d9b5c71907044562c6950c480d37b7691ace9f3d9ca74e64971d77e46bb009cc1c7566a92f58443af0b65811c94d210965594

  • memory/1876-138-0x0000000000DA0000-0x0000000000E3C000-memory.dmp

    Filesize

    624KB

  • memory/1876-135-0x0000000006DD0000-0x0000000007374000-memory.dmp

    Filesize

    5.6MB

  • memory/1876-134-0x00000000064E0000-0x0000000006502000-memory.dmp

    Filesize

    136KB

  • memory/1876-137-0x0000000006820000-0x00000000068B2000-memory.dmp

    Filesize

    584KB

  • memory/1876-130-0x00000000005C0000-0x0000000000604000-memory.dmp

    Filesize

    272KB

  • memory/1876-133-0x0000000006650000-0x0000000006812000-memory.dmp

    Filesize

    1.8MB

  • memory/1876-131-0x00000000060E0000-0x0000000006146000-memory.dmp

    Filesize

    408KB

  • memory/4028-142-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/4028-145-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/4028-146-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/4028-147-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB