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Analysis

  • max time kernel
    78s
  • max time network
    52s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    05/12/2022, 11:21

General

  • Target

    9ae90d2165742dd6786670e664d6b92cf9fa54b1971a67dcc6d4bae5dba22435.exe

  • Size

    243KB

  • MD5

    a2e621cb7630d1eb95839242b92d92b5

  • SHA1

    6afdf66253e6cfad74ec6c308e848a9434afe490

  • SHA256

    9ae90d2165742dd6786670e664d6b92cf9fa54b1971a67dcc6d4bae5dba22435

  • SHA512

    fbaeb2d0e933d0e7cc74dc7217f5f73f384429931e4e6bc5495bc5751f7f75f47513de2bb72faf4c813ca7678473042e64b005814a7090c68a73021916aea232

  • SSDEEP

    6144:+PhHaosPOvb27I91wkpzPQ/d45JCxlZd4izCW5rRhg26:+PhgPOvb27SJm45OOizCW5N6

Malware Config

Signatures

  • Disables taskbar notifications via registry modification
  • Executes dropped EXE 1 IoCs
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 17 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9ae90d2165742dd6786670e664d6b92cf9fa54b1971a67dcc6d4bae5dba22435.exe
    "C:\Users\Admin\AppData\Local\Temp\9ae90d2165742dd6786670e664d6b92cf9fa54b1971a67dcc6d4bae5dba22435.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:948
    • C:\Users\Admin\AppData\Local\sbu.exe
      "C:\Users\Admin\AppData\Local\sbu.exe" -gav C:\Users\Admin\AppData\Local\Temp\9ae90d2165742dd6786670e664d6b92cf9fa54b1971a67dcc6d4bae5dba22435.exe
      2⤵
      • Executes dropped EXE
      • Deletes itself
      PID:1624
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Modifies Installed Components in the registry
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:660
  • C:\Windows\system32\AUDIODG.EXE
    C:\Windows\system32\AUDIODG.EXE 0x584
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1984

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\sbu.exe

    Filesize

    243KB

    MD5

    a2e621cb7630d1eb95839242b92d92b5

    SHA1

    6afdf66253e6cfad74ec6c308e848a9434afe490

    SHA256

    9ae90d2165742dd6786670e664d6b92cf9fa54b1971a67dcc6d4bae5dba22435

    SHA512

    fbaeb2d0e933d0e7cc74dc7217f5f73f384429931e4e6bc5495bc5751f7f75f47513de2bb72faf4c813ca7678473042e64b005814a7090c68a73021916aea232

  • C:\Users\Admin\AppData\Local\sbu.exe

    Filesize

    243KB

    MD5

    a2e621cb7630d1eb95839242b92d92b5

    SHA1

    6afdf66253e6cfad74ec6c308e848a9434afe490

    SHA256

    9ae90d2165742dd6786670e664d6b92cf9fa54b1971a67dcc6d4bae5dba22435

    SHA512

    fbaeb2d0e933d0e7cc74dc7217f5f73f384429931e4e6bc5495bc5751f7f75f47513de2bb72faf4c813ca7678473042e64b005814a7090c68a73021916aea232

  • \Users\Admin\AppData\Local\sbu.exe

    Filesize

    243KB

    MD5

    a2e621cb7630d1eb95839242b92d92b5

    SHA1

    6afdf66253e6cfad74ec6c308e848a9434afe490

    SHA256

    9ae90d2165742dd6786670e664d6b92cf9fa54b1971a67dcc6d4bae5dba22435

    SHA512

    fbaeb2d0e933d0e7cc74dc7217f5f73f384429931e4e6bc5495bc5751f7f75f47513de2bb72faf4c813ca7678473042e64b005814a7090c68a73021916aea232

  • \Users\Admin\AppData\Local\sbu.exe

    Filesize

    243KB

    MD5

    a2e621cb7630d1eb95839242b92d92b5

    SHA1

    6afdf66253e6cfad74ec6c308e848a9434afe490

    SHA256

    9ae90d2165742dd6786670e664d6b92cf9fa54b1971a67dcc6d4bae5dba22435

    SHA512

    fbaeb2d0e933d0e7cc74dc7217f5f73f384429931e4e6bc5495bc5751f7f75f47513de2bb72faf4c813ca7678473042e64b005814a7090c68a73021916aea232

  • memory/660-82-0x000007FEFC881000-0x000007FEFC883000-memory.dmp

    Filesize

    8KB

  • memory/948-61-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/948-58-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/948-62-0x00000000002F0000-0x00000000002F5000-memory.dmp

    Filesize

    20KB

  • memory/948-63-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/948-64-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/948-65-0x0000000002090000-0x0000000002171000-memory.dmp

    Filesize

    900KB

  • memory/948-67-0x0000000076961000-0x0000000076963000-memory.dmp

    Filesize

    8KB

  • memory/948-68-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/948-59-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/948-55-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/948-60-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/948-56-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/948-73-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/948-54-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/1624-83-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/1624-84-0x00000000003C0000-0x00000000003C5000-memory.dmp

    Filesize

    20KB

  • memory/1624-86-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/1624-88-0x0000000000400000-0x00000000004F1000-memory.dmp

    Filesize

    964KB

  • memory/1624-89-0x00000000007F0000-0x00000000008D1000-memory.dmp

    Filesize

    900KB