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Resubmissions

24/05/2023, 15:06

230524-sg7hgada72 6

05/05/2023, 19:51

230505-yk45eaag22 1

05/05/2023, 19:47

230505-yhzf5sce61 6

05/05/2023, 19:44

230505-yf7dzaac46 6

05/05/2023, 19:37

230505-yb75psca8t 6

05/05/2023, 19:34

230505-x989zsbg8y 6

05/05/2023, 19:33

230505-x9hr2ahf39 6

05/05/2023, 18:11

230505-wsxn7aea5s 6

05/05/2023, 17:09

230505-vpajtabe99 6

Analysis

  • max time kernel
    225s
  • max time network
    291s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/05/2023, 19:44

General

  • Target

    df4brk2-5f3486a6-6e7e-42e1-a5b1-1b419ef75c9a.mp4

  • Size

    165KB

  • MD5

    f5eafcc303576a4344588304f9a0cabd

  • SHA1

    dedec3c11406d0356d9c5ea487f39306b95e29d5

  • SHA256

    ddbbf34580df55639d25c93409532171c3d4230a7609d5909e1bff1f29979cb0

  • SHA512

    502d52cc58fd3d65f4f71e1f220be45a235710a3dc1dd6514c39dff348395e1cc63672b7030b540eb172d50cc5e0be8882080552b981daef2b2df00eaba6c459

  • SSDEEP

    3072:2YOSb2U5+6v3Bzq0OCj91PMYi0BsRFBlgo1NaCPl/VhfvAgedFSrK:MSY6v3B2yR1UYzsRFbgouO/jKFQK

Score
6/10

Malware Config

Signatures

  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Program Files (x86)\Windows Media Player\wmplayer.exe
    "C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:6 /Open "C:\Users\Admin\AppData\Local\Temp\df4brk2-5f3486a6-6e7e-42e1-a5b1-1b419ef75c9a.mp4"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1412
    • C:\Program Files (x86)\Windows Media Player\setup_wm.exe
      "C:\Program Files (x86)\Windows Media Player\setup_wm.exe" /RunOnce:"C:\Program Files (x86)\Windows Media Player\wmplayer.exe" /prefetch:6 /Open "C:\Users\Admin\AppData\Local\Temp\df4brk2-5f3486a6-6e7e-42e1-a5b1-1b419ef75c9a.mp4"
      2⤵
        PID:1088
      • C:\Windows\SysWOW64\unregmp2.exe
        "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1304
        • C:\Windows\system32\unregmp2.exe
          "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
          3⤵
          • Enumerates connected drives
          • Suspicious use of AdjustPrivilegeToken
          PID:1272

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Media Player\CurrentDatabase_400.wmdb

      Filesize

      64KB

      MD5

      dbfc662304aa4236ac6c685fdd3ee597

      SHA1

      bee96b9256c93a35398a8c6a341da9470c6101c2

      SHA256

      dfd76fd8ae4d04c006729be160e7c23fe8e003e7094a54abf3a5aaee1a5c5590

      SHA512

      6730c50e8217e93d819b24a76af50ed9afeb34c73f32bcf65cca1bac139219c4897f7a43faa7a88909b32777420f47beb2a1ab23fad5886ef4da35226305c42b

    • C:\Users\Admin\AppData\Local\Microsoft\Windows Media\12.0\WMSDKNS.XML.bak

      Filesize

      9KB

      MD5

      7050d5ae8acfbe560fa11073fef8185d

      SHA1

      5bc38e77ff06785fe0aec5a345c4ccd15752560e

      SHA256

      cb87767c4a384c24e4a0f88455f59101b1ae7b4fb8de8a5adb4136c5f7ee545b

      SHA512

      a7a295ac8921bb3dde58d4bcde9372ed59def61d4b7699057274960fa8c1d1a1daff834a93f7a0698e9e5c16db43af05e9fd2d6d7c9232f7d26ffcff5fc5900b

    • C:\Users\Admin\AppData\Local\Temp\wmsetup.log

      Filesize

      1KB

      MD5

      c6324ae4c352d398117627eaeec0bdd6

      SHA1

      df86dfb7863dbc3a1b90e64b141af93a952c1cc9

      SHA256

      3c8c0b9b3930d608d55ffdc767e99896d555a04878706f4ee7ba46fdea22fa3c

      SHA512

      cf7414eab462633ef82e9a3c2920fefdfd9f62ef2328715fa67d346ffdc93fbb5030079deadca009669881d18f93e6dfc47bccd80879481696e44d1475684a53