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Resubmissions

18/08/2024, 16:42

240818-t73smswfqj 7

18/08/2024, 16:40

240818-t6md9stamg 7

Analysis

  • max time kernel
    137s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/08/2024, 16:42

General

  • Target

    Anymars.exe

  • Size

    6.3MB

  • MD5

    bd088392f482ec1cd9724bfd453469b9

  • SHA1

    bc2b9765c17e5b80bdf1d09354b2902c284e8fc1

  • SHA256

    7fad3e1162e2820c97692c05eabcefecff1cf08c24f0c3753b97174385424ae8

  • SHA512

    05ec11a806cc3cc6af0fbaa288a0d51b4a14fd470b1a0ac17f885420323f59b36f8167278e746b124a9ee196172dca720952fb08906b6d54dccc8acf7ed72f17

  • SSDEEP

    196608:iwcgGFD2WIR9VCvcd++tlAtpJS+xa4X898fvvVBvIrQ:AgGFD2WIR9VCyjtlepJy6fnIU

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • 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.

  • Modifies registry class 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Anymars.exe
    "C:\Users\Admin\AppData\Local\Temp\Anymars.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1804
    • C:\Users\Admin\AppData\Local\Temp\is-75G78.tmp\Anymars.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-75G78.tmp\Anymars.tmp" /SL5="$A01E6,5012273,1031168,C:\Users\Admin\AppData\Local\Temp\Anymars.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of FindShellTrayWindow
      PID:3048
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 1212
        3⤵
        • Program crash
        PID:752
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x4fc 0x498
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2988
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4416,i,3239535018877284530,3457823197501312703,262144 --variations-seed-version --mojo-platform-channel-handle=3800 /prefetch:8
    1⤵
      PID:3316
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3048 -ip 3048
      1⤵
        PID:1928

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\is-75G78.tmp\Anymars.tmp

        Filesize

        3.2MB

        MD5

        5f5081151e5aff7096856939e5ac1f24

        SHA1

        bcd827ac74037a4955ed0e739f97ef1129913187

        SHA256

        ca39be3b5059229dddc16cc3b9cf1127479ef980e080557f5b8cad4b755e0a28

        SHA512

        d6ad307237e64ed0fdf5065a83fd2e45bd501d8d06ce0fe6e75eca4ce9166ca62bf6c6698c10093796a183cee87468c8e74a8e2b9547c8ef161f3d052c76c713

      • C:\Users\Admin\AppData\Local\Temp\is-M77NU.tmp\bass.dll

        Filesize

        126KB

        MD5

        f2a113b6ee24d9382953c9729ae357af

        SHA1

        749f4512a02287095a53db634783f7e399cd31b9

        SHA256

        0738dc614d751b3b08125c03a920fc243a3e5eea4f16d3374d8d94a6e2454477

        SHA512

        f9f366515b337c9df48ff1a21fb124091b2bec94c8a2d94de9c17c210b24931222a11d5b9914ea2fa40807ff7d4322d72d7779f34d07ce3ca2a44795718d047b

      • C:\Users\Admin\AppData\Local\Temp\is-M77NU.tmp\unarc.dll

        Filesize

        333KB

        MD5

        56a2bcecbd3cddd6f4a35361bf4920d6

        SHA1

        992e63be423f0e61093ba183f49fc0cbec790488

        SHA256

        5fcfac18758a12e0e717a5189f379922a32b5ac12f26491e638d70b54ae1dcab

        SHA512

        473cbdf760242db1f0f1d0c27046c0564998f2bf931ad03feb28af3c7bd253d00e6f0836dadf37f29e0db4171eb64e6a15ed4cb9a9d28b48fb0aab601573f551

      • memory/1804-19-0x0000000000400000-0x0000000000509000-memory.dmp

        Filesize

        1.0MB

      • memory/1804-2-0x0000000000401000-0x00000000004B7000-memory.dmp

        Filesize

        728KB

      • memory/1804-0-0x0000000000400000-0x0000000000509000-memory.dmp

        Filesize

        1.0MB

      • memory/1804-48-0x0000000000400000-0x0000000000509000-memory.dmp

        Filesize

        1.0MB

      • memory/3048-6-0x0000000000400000-0x0000000000745000-memory.dmp

        Filesize

        3.3MB

      • memory/3048-14-0x0000000073C60000-0x0000000073CAB000-memory.dmp

        Filesize

        300KB

      • memory/3048-17-0x0000000000400000-0x0000000000745000-memory.dmp

        Filesize

        3.3MB

      • memory/3048-20-0x0000000000400000-0x0000000000745000-memory.dmp

        Filesize

        3.3MB

      • memory/3048-22-0x0000000061080000-0x0000000061119000-memory.dmp

        Filesize

        612KB

      • memory/3048-28-0x0000000002610000-0x0000000002750000-memory.dmp

        Filesize

        1.2MB

      • memory/3048-29-0x0000000002610000-0x0000000002750000-memory.dmp

        Filesize

        1.2MB

      • memory/3048-31-0x0000000000400000-0x0000000000745000-memory.dmp

        Filesize

        3.3MB

      • memory/3048-33-0x0000000061080000-0x0000000061119000-memory.dmp

        Filesize

        612KB