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Analysis

  • max time kernel
    34s
  • max time network
    42s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/03/2024, 13:40

General

  • Target

    XMClient_Loader.exe

  • Size

    342KB

  • MD5

    70f462c7ee70ad17a46ae90fdedcb0ee

  • SHA1

    e4f4f5ae243dba45aac248f998bf15af1b86cd72

  • SHA256

    912bab2aa9ae537409ccb7e893e2d07f53fb260e05987cc8c02dba2580f16662

  • SHA512

    36c8d8d28057b3766c61990f17e3f215cdfeb1aa120d6c87361e58a1bc9a5046c3e5206e8d1ba320636228888ad9a576469504404cd9a08311107cfdcf443103

  • SSDEEP

    6144:n5kvyHto7mibWBoukkYkkkk4kkkkmh3VDU+KfUh/GN+aTjquf+WBsmA:Q7+BoukkYkkkk4kkkkmZVDUfcNajjqA0

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 7 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\XMClient_Loader.exe
    "C:\Users\Admin\AppData\Local\Temp\XMClient_Loader.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4848
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\XMClient_Loader.exe'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3752
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XMClient_Loader.exe'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2304
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\svchost.exe'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2152
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3056
    • C:\Windows\System32\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "svchost" /tr "C:\Users\Admin\svchost.exe"
      2⤵
      • Creates scheduled task(s)
      PID:2280
  • C:\Users\Admin\svchost.exe
    C:\Users\Admin\svchost.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:4560

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    d85ba6ff808d9e5444a4b369f5bc2730

    SHA1

    31aa9d96590fff6981b315e0b391b575e4c0804a

    SHA256

    84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

    SHA512

    8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    77d622bb1a5b250869a3238b9bc1402b

    SHA1

    d47f4003c2554b9dfc4c16f22460b331886b191b

    SHA256

    f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

    SHA512

    d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    ab24765a7393bd3cef8acbf0a617fba2

    SHA1

    ef2c12a457a11f6204344afed09a39f4d3e803cb

    SHA256

    3a03c7efabe880ae9f283b1cf373d3f09d07ab619028319b3599b643ae140d47

    SHA512

    e16306674a8c89f54467d7fba3857e1e0bdf3729f5de9f4451520cfbddfa535c4d653dde6efcac38efd693e9b3e4965fcd08c559e720c372feca65050b46e355

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    944B

    MD5

    e58749a7a1826f6ea62df1e2ef63a32b

    SHA1

    c0bca21658b8be4f37b71eec9578bfefa44f862d

    SHA256

    0e1f0e684adb40a5d0668df5fed007c9046137d7ae16a1f2f343b139d5f9bc93

    SHA512

    4cf45b2b11ab31e7f67fff286b29d50ed28cd6043091144c5c0f1348b5f5916ed7479cf985595e6f096b586ab93b4b5dce612f688049b8366a2dd91863e98b70

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_la213qug.pv0.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\svchost.exe

    Filesize

    342KB

    MD5

    70f462c7ee70ad17a46ae90fdedcb0ee

    SHA1

    e4f4f5ae243dba45aac248f998bf15af1b86cd72

    SHA256

    912bab2aa9ae537409ccb7e893e2d07f53fb260e05987cc8c02dba2580f16662

    SHA512

    36c8d8d28057b3766c61990f17e3f215cdfeb1aa120d6c87361e58a1bc9a5046c3e5206e8d1ba320636228888ad9a576469504404cd9a08311107cfdcf443103

  • memory/2152-40-0x000001E232D20000-0x000001E232D30000-memory.dmp

    Filesize

    64KB

  • memory/2152-38-0x00007FFED36E0000-0x00007FFED41A1000-memory.dmp

    Filesize

    10.8MB

  • memory/2152-39-0x000001E232D20000-0x000001E232D30000-memory.dmp

    Filesize

    64KB

  • memory/2152-52-0x00007FFED36E0000-0x00007FFED41A1000-memory.dmp

    Filesize

    10.8MB

  • memory/2304-22-0x0000022D0FEA0000-0x0000022D0FEB0000-memory.dmp

    Filesize

    64KB

  • memory/2304-21-0x00007FFED36E0000-0x00007FFED41A1000-memory.dmp

    Filesize

    10.8MB

  • memory/2304-23-0x0000022D0FEA0000-0x0000022D0FEB0000-memory.dmp

    Filesize

    64KB

  • memory/2304-34-0x0000022D0FEA0000-0x0000022D0FEB0000-memory.dmp

    Filesize

    64KB

  • memory/2304-37-0x00007FFED36E0000-0x00007FFED41A1000-memory.dmp

    Filesize

    10.8MB

  • memory/3056-66-0x00000189F0430000-0x00000189F0440000-memory.dmp

    Filesize

    64KB

  • memory/3056-68-0x00007FFED36E0000-0x00007FFED41A1000-memory.dmp

    Filesize

    10.8MB

  • memory/3056-53-0x00007FFED36E0000-0x00007FFED41A1000-memory.dmp

    Filesize

    10.8MB

  • memory/3056-54-0x00000189F0430000-0x00000189F0440000-memory.dmp

    Filesize

    64KB

  • memory/3056-55-0x00000189F0430000-0x00000189F0440000-memory.dmp

    Filesize

    64KB

  • memory/3752-16-0x0000017AA9F80000-0x0000017AA9F90000-memory.dmp

    Filesize

    64KB

  • memory/3752-19-0x00007FFED36E0000-0x00007FFED41A1000-memory.dmp

    Filesize

    10.8MB

  • memory/3752-15-0x0000017AA9F80000-0x0000017AA9F90000-memory.dmp

    Filesize

    64KB

  • memory/3752-14-0x0000017AA9F80000-0x0000017AA9F90000-memory.dmp

    Filesize

    64KB

  • memory/3752-13-0x0000017AC46E0000-0x0000017AC4702000-memory.dmp

    Filesize

    136KB

  • memory/3752-9-0x00007FFED36E0000-0x00007FFED41A1000-memory.dmp

    Filesize

    10.8MB

  • memory/4560-75-0x00007FFED36E0000-0x00007FFED41A1000-memory.dmp

    Filesize

    10.8MB

  • memory/4560-77-0x00007FFED36E0000-0x00007FFED41A1000-memory.dmp

    Filesize

    10.8MB

  • memory/4848-35-0x00007FFED36E0000-0x00007FFED41A1000-memory.dmp

    Filesize

    10.8MB

  • memory/4848-0-0x0000000000E10000-0x0000000000E6A000-memory.dmp

    Filesize

    360KB

  • memory/4848-2-0x000000001BA90000-0x000000001BAA0000-memory.dmp

    Filesize

    64KB

  • memory/4848-1-0x00007FFED36E0000-0x00007FFED41A1000-memory.dmp

    Filesize

    10.8MB

  • memory/4848-78-0x000000001D7F0000-0x000000001D7FC000-memory.dmp

    Filesize

    48KB