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Analysis

  • max time kernel
    122s
  • max time network
    143s
  • platform
    windows7_x64
  • resource
    win7-20231025-en
  • resource tags

    arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2023, 13:46

General

  • Target

    merged.msi

  • Size

    1.5MB

  • MD5

    6f5431b6f2a3af553797c462e0340d86

  • SHA1

    9c36e206367a8f04fadcb688844a89ae55167165

  • SHA256

    28e40ad02b3ad69a4f2eae18d4cd31024ce9ec5432ac1f65c52e4d72305f144b

  • SHA512

    000db4c9a317456c8ff74b9122c218abee98f2fbdd5993fada3ef547ef969db9ac5f971885ec874c4e567615d166fa2f48940ab82c8bba1ff3dfae22c171193c

  • SSDEEP

    24576:/fOItzGSoXwC53tqGgeIiNVDso/NnbKGdNWSjHzjIeHENPjstVPXdqGgBuRN:/97oXZVVya3PLHENE1X/N

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 4 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\merged.msi
    1⤵
    • Enumerates connected drives
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2604
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2300
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 89AA20C9438E03F5DDA8DCA063C151AD C
      2⤵
      • Loads dropped DLL
      PID:2776

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MSI4F77.tmp

    Filesize

    590KB

    MD5

    71fc455bb665aeb834f282dff9301b16

    SHA1

    7296ec0e4a7e96d43e3dfeae0558b2ddd68948f1

    SHA256

    b147f71b1e91d0cbe090e838557b393a6c1f83d1d6e5cb6d4f4665f2a46e3415

    SHA512

    ef8b67d3b0e09b8c246035c1dded6c9acfb35ce9cd25a6561d6752f53b93d6e6b2a859ca509dd923b07d76b9d200a3e588962e61884f119c8897ed05e02da0c0

  • C:\Users\Admin\AppData\Local\Temp\MSI5227.tmp

    Filesize

    590KB

    MD5

    71fc455bb665aeb834f282dff9301b16

    SHA1

    7296ec0e4a7e96d43e3dfeae0558b2ddd68948f1

    SHA256

    b147f71b1e91d0cbe090e838557b393a6c1f83d1d6e5cb6d4f4665f2a46e3415

    SHA512

    ef8b67d3b0e09b8c246035c1dded6c9acfb35ce9cd25a6561d6752f53b93d6e6b2a859ca509dd923b07d76b9d200a3e588962e61884f119c8897ed05e02da0c0

  • C:\Users\Admin\AppData\Local\Temp\MSI52D3.tmp

    Filesize

    590KB

    MD5

    71fc455bb665aeb834f282dff9301b16

    SHA1

    7296ec0e4a7e96d43e3dfeae0558b2ddd68948f1

    SHA256

    b147f71b1e91d0cbe090e838557b393a6c1f83d1d6e5cb6d4f4665f2a46e3415

    SHA512

    ef8b67d3b0e09b8c246035c1dded6c9acfb35ce9cd25a6561d6752f53b93d6e6b2a859ca509dd923b07d76b9d200a3e588962e61884f119c8897ed05e02da0c0

  • C:\Users\Admin\AppData\Local\Temp\MSI52D3.tmp

    Filesize

    590KB

    MD5

    71fc455bb665aeb834f282dff9301b16

    SHA1

    7296ec0e4a7e96d43e3dfeae0558b2ddd68948f1

    SHA256

    b147f71b1e91d0cbe090e838557b393a6c1f83d1d6e5cb6d4f4665f2a46e3415

    SHA512

    ef8b67d3b0e09b8c246035c1dded6c9acfb35ce9cd25a6561d6752f53b93d6e6b2a859ca509dd923b07d76b9d200a3e588962e61884f119c8897ed05e02da0c0

  • C:\Users\Admin\AppData\Local\Temp\MSI5380.tmp

    Filesize

    590KB

    MD5

    71fc455bb665aeb834f282dff9301b16

    SHA1

    7296ec0e4a7e96d43e3dfeae0558b2ddd68948f1

    SHA256

    b147f71b1e91d0cbe090e838557b393a6c1f83d1d6e5cb6d4f4665f2a46e3415

    SHA512

    ef8b67d3b0e09b8c246035c1dded6c9acfb35ce9cd25a6561d6752f53b93d6e6b2a859ca509dd923b07d76b9d200a3e588962e61884f119c8897ed05e02da0c0

  • \Users\Admin\AppData\Local\Temp\MSI4F77.tmp

    Filesize

    590KB

    MD5

    71fc455bb665aeb834f282dff9301b16

    SHA1

    7296ec0e4a7e96d43e3dfeae0558b2ddd68948f1

    SHA256

    b147f71b1e91d0cbe090e838557b393a6c1f83d1d6e5cb6d4f4665f2a46e3415

    SHA512

    ef8b67d3b0e09b8c246035c1dded6c9acfb35ce9cd25a6561d6752f53b93d6e6b2a859ca509dd923b07d76b9d200a3e588962e61884f119c8897ed05e02da0c0

  • \Users\Admin\AppData\Local\Temp\MSI5227.tmp

    Filesize

    590KB

    MD5

    71fc455bb665aeb834f282dff9301b16

    SHA1

    7296ec0e4a7e96d43e3dfeae0558b2ddd68948f1

    SHA256

    b147f71b1e91d0cbe090e838557b393a6c1f83d1d6e5cb6d4f4665f2a46e3415

    SHA512

    ef8b67d3b0e09b8c246035c1dded6c9acfb35ce9cd25a6561d6752f53b93d6e6b2a859ca509dd923b07d76b9d200a3e588962e61884f119c8897ed05e02da0c0

  • \Users\Admin\AppData\Local\Temp\MSI52D3.tmp

    Filesize

    590KB

    MD5

    71fc455bb665aeb834f282dff9301b16

    SHA1

    7296ec0e4a7e96d43e3dfeae0558b2ddd68948f1

    SHA256

    b147f71b1e91d0cbe090e838557b393a6c1f83d1d6e5cb6d4f4665f2a46e3415

    SHA512

    ef8b67d3b0e09b8c246035c1dded6c9acfb35ce9cd25a6561d6752f53b93d6e6b2a859ca509dd923b07d76b9d200a3e588962e61884f119c8897ed05e02da0c0

  • \Users\Admin\AppData\Local\Temp\MSI5380.tmp

    Filesize

    590KB

    MD5

    71fc455bb665aeb834f282dff9301b16

    SHA1

    7296ec0e4a7e96d43e3dfeae0558b2ddd68948f1

    SHA256

    b147f71b1e91d0cbe090e838557b393a6c1f83d1d6e5cb6d4f4665f2a46e3415

    SHA512

    ef8b67d3b0e09b8c246035c1dded6c9acfb35ce9cd25a6561d6752f53b93d6e6b2a859ca509dd923b07d76b9d200a3e588962e61884f119c8897ed05e02da0c0