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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
    153s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/05/2023, 18:11

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:2816
    • 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:1116
      • C:\Windows\SysWOW64\unregmp2.exe
        "C:\Windows\System32\unregmp2.exe" /AsyncFirstLogon
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2216
        • C:\Windows\system32\unregmp2.exe
          "C:\Windows\SysNative\unregmp2.exe" /AsyncFirstLogon /REENTRANT
          3⤵
          • Enumerates connected drives
          • Suspicious use of AdjustPrivilegeToken
          PID:1112

    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

      fc240c081ec382df4b74d591d7d37a45

      SHA1

      396e9d8accb2ff8b32e6c3957808cb87d23ad47c

      SHA256

      8cfeb277627a0fc9f2596c83dc37f9a3d8871293cd88dadd08f32098bf936038

      SHA512

      d8f83773c330b88b43f9ebc6220aa98368854e44a75b73a8575e7171f6c32e784d404e5a2e2e7787d3c71c0cfecdbb983631b639d9fee879b374d498d2ef0ab7

    • 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

      ec1c0d22906adda8bec24213649ad406

      SHA1

      06b7b3c4aa33a2d433db8d15097befe56ac490c5

      SHA256

      7c3869516f3f092520fe876de38f97789a00f7d652ebab60c768282371916ea9

      SHA512

      44891195ecbb38b2582d61c8792c244446ad06db3436b86a95f7f11f5bfd8ad18ce22e36939e7edf9efb7e639c07d0027613275520b441c4bf3f89d6071bab5d