Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/10/2024, 13:49

General

  • Target

    uninst.exe

  • Size

    331KB

  • MD5

    0778f66f3f44bd46a06190f9ef6ce1fd

  • SHA1

    b9e70388f2a25192575da94b8ed1ccbe25e103e9

  • SHA256

    47ceb78f7f36aa428987ab001446ea738283570936624b6a935e049b4224bbf4

  • SHA512

    d5901d958957e68664427944166670a5969073aef60a1ee9547cd4721ba21e8050ac08a417d6e78d6afcca9bd69f41fdee592801f4845706324c7a41ccd8801d

  • SSDEEP

    3072:TqBFJLzgOJJHwEn4JuFsQOe5zlll+lllSllllllllllallll5llll/lllllllllk:+PdZzhsuNovfvFoEtRIuE7

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • NSIS installer 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\uninst.exe
    "C:\Users\Admin\AppData\Local\Temp\uninst.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3692
    • C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
      "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:2720

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\nsz858C.tmp\FindProcDLL.dll

          Filesize

          3KB

          MD5

          8614c450637267afacad1645e23ba24a

          SHA1

          e7b7b09b5bbc13e910aa36316d9cc5fc5d4dcdc2

          SHA256

          0fa04f06a6de18d316832086891e9c23ae606d7784d5d5676385839b21ca2758

          SHA512

          af46cd679097584ff9a1d894a729b6397f4b3af17dff3e6f07bef257bc7e48ffa341d82daf298616cd5df1450fc5ab7435cacb70f27302b6db193f01a9f8391b

        • C:\Users\Admin\AppData\Local\Temp\nsz858C.tmp\NSISdl.dll

          Filesize

          14KB

          MD5

          254f13dfd61c5b7d2119eb2550491e1d

          SHA1

          5083f6804ee3475f3698ab9e68611b0128e22fd6

          SHA256

          fd0e8be2135f3d326b65520383a3468c3983fa32c9c93594d986b16709d80f28

          SHA512

          fcef8ac5bd0ee6e316dbbc128a223ba18c8bf85a8d253e0c0877af6a4f686a20b08d34e5a426e2be5045962b391b8073769253a4d9b18616febc8133ccf654f7

        • C:\Users\Admin\AppData\Local\Temp\nsz858C.tmp\System.dll

          Filesize

          11KB

          MD5

          00a0194c20ee912257df53bfe258ee4a

          SHA1

          d7b4e319bc5119024690dc8230b9cc919b1b86b2

          SHA256

          dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

          SHA512

          3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

        • C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

          Filesize

          331KB

          MD5

          0778f66f3f44bd46a06190f9ef6ce1fd

          SHA1

          b9e70388f2a25192575da94b8ed1ccbe25e103e9

          SHA256

          47ceb78f7f36aa428987ab001446ea738283570936624b6a935e049b4224bbf4

          SHA512

          d5901d958957e68664427944166670a5969073aef60a1ee9547cd4721ba21e8050ac08a417d6e78d6afcca9bd69f41fdee592801f4845706324c7a41ccd8801d

        • memory/2720-39-0x0000000002AF0000-0x0000000002AF3000-memory.dmp

          Filesize

          12KB

        • memory/2720-40-0x0000000002AF1000-0x0000000002AF2000-memory.dmp

          Filesize

          4KB

        • memory/2720-41-0x0000000002AF1000-0x0000000002AF2000-memory.dmp

          Filesize

          4KB

        • memory/2720-21-0x0000000002AF0000-0x0000000002AF3000-memory.dmp

          Filesize

          12KB

        • memory/2720-38-0x0000000002AF0000-0x0000000002AF3000-memory.dmp

          Filesize

          12KB

        • memory/2720-37-0x0000000002AF0000-0x0000000002AF3000-memory.dmp

          Filesize

          12KB

        • memory/2720-30-0x0000000002AF0000-0x0000000002AF3000-memory.dmp

          Filesize

          12KB

        • memory/2720-28-0x0000000002AF1000-0x0000000002AF2000-memory.dmp

          Filesize

          4KB

        • memory/2720-25-0x0000000002AF0000-0x0000000002AF3000-memory.dmp

          Filesize

          12KB

        • memory/2720-55-0x0000000002AF1000-0x0000000002AF2000-memory.dmp

          Filesize

          4KB

        • memory/2720-232-0x0000000002AF0000-0x0000000002AF3000-memory.dmp

          Filesize

          12KB