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Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/01/2025, 08:06

General

  • Target

    f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe

  • Size

    78KB

  • MD5

    558aa0c0dd943b4874c510bbfab3af85

  • SHA1

    060347d6e8a9dd5619c48349c2a1abb5e846fd5d

  • SHA256

    f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751

  • SHA512

    8316a939211f7242bbf21fdf35569a4e29ae3cc5eee717e8ed58d5d20c678fe4fb5c43698727299d4939708856562dea45a24b2512a396ad7a96d5be1ed49536

  • SSDEEP

    1536:UV5jS5XT0XRhyRjVf3hTzdEzcEGvCZ1Hc5RPuoYciQty689/51on:UV5jSpSyRxvhTzXPvCbW2Uk9/e

Malware Config

Signatures

  • MetamorpherRAT

    Metamorpherrat is a hacking tool that has been around for a while since 2013.

  • Metamorpherrat family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe
    "C:\Users\Admin\AppData\Local\Temp\f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4700
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\c5yarxew.cmdline"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1248
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RES84C0.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc72B895D98ED74F308936306A25152B50.TMP"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2828
    • C:\Users\Admin\AppData\Local\Temp\tmp8405.tmp.exe
      "C:\Users\Admin\AppData\Local\Temp\tmp8405.tmp.exe" C:\Users\Admin\AppData\Local\Temp\f7f4bea88a1585dcef3b51e99c722960e01ba822bd8df5c6c546dac1cec07751.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:3104

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\RES84C0.tmp

    Filesize

    1KB

    MD5

    00a6cb880d74c617019fec9ae9ea52ce

    SHA1

    30e5dc63bd1526ea8957d15503d53f4daee35a7b

    SHA256

    8d6dfd11b2bf2eff1eb6842b14e976ac04cc52fb812c3e741d0c2c640d71be33

    SHA512

    85b381e1b0c00011cddcea51abd7070568542ef00d1ef9b651f6a4456d0ccec37728b01d35919b5551a9aad145bf1cc4aa7a9b26c0993dc0eade8c4e40da95c3

  • C:\Users\Admin\AppData\Local\Temp\c5yarxew.0.vb

    Filesize

    14KB

    MD5

    7400cdcdd9316f63936d740939163bf5

    SHA1

    5f6e5c9f124e9046192a9a081d2a50cd70e33358

    SHA256

    91cd25dc87dee29de41ba107f8a4d0499b8533998fa7908c21ad58f3d26f62c8

    SHA512

    3dbb9edf0efdf6921e1d79d81200e4fa07b471ce0e2a2b8f273204552b6cca245159e09899e9c160e73b95248218df54c07101bc3a728787cd279cf8355ee8f5

  • C:\Users\Admin\AppData\Local\Temp\c5yarxew.cmdline

    Filesize

    266B

    MD5

    659f7f9b49e93cf292166d945490fc3a

    SHA1

    5380729e35a374e51184c69a658e8940840ac4c8

    SHA256

    7abc1758bd7f1ff36f8b1be1d6137a92e73966da1b2b1237d0db4feb17252a11

    SHA512

    b3dfad232bb367d5d10f1d1fa6335b9ace40f8203ac71c11c89908186ea2200199933b2e66383b278ca51617ccbee5464e51ca253c6e1f6381970d2c54aced59

  • C:\Users\Admin\AppData\Local\Temp\tmp8405.tmp.exe

    Filesize

    78KB

    MD5

    fa7af9cc0e1b485b3e8c9ba200568932

    SHA1

    3213d77ddeff589f353ea19ae647e17c80440c1e

    SHA256

    6ba662c7af04b151be8af831bfa6cd24588a49e2698313be74c49f27d9d6607e

    SHA512

    2b2fddc05b9305d0c5176d529b3f7bc8a901776cc8f1e1dc77b9b37569d2bddb5da81ba21275734e3511a5b9cc43ffd20dd40a550bb36845bc730a574d93e0a3

  • C:\Users\Admin\AppData\Local\Temp\vbc72B895D98ED74F308936306A25152B50.TMP

    Filesize

    660B

    MD5

    5362a72f83adadd4d3b5fa4a1fc1c493

    SHA1

    bb0adf61ae71ca56844fb932350dda2008f9bb0f

    SHA256

    5c8590d73efb9b6fca301da602c533e2cf56bf44488db3b8d3f7f1c26f3b9629

    SHA512

    361c26c24e676044653fb1bec52d8abd5d2cf41c45a61cfa7795bbc4aff69dd632c462d58a2f2e354508a1a25a98afdc498af07f3957ed50e7097ac63f2520aa

  • C:\Users\Admin\AppData\Local\Temp\zCom.resources

    Filesize

    62KB

    MD5

    8fd8e054ba10661e530e54511658ac20

    SHA1

    72911622012ddf68f95c1e1424894ecb4442e6fd

    SHA256

    822d92b6f2bd74ba785aa1555b5963c9d7736be1a41241927343dff1caf538d7

    SHA512

    c14d729a30b055df18cfac5258c30574ca93bd05fb9a86b4be47ed041c7a4ceefa636bf1c2dd0ccd4c922eda785ce80127374fb70f965c1cf7cd323da5c1b24c

  • memory/1248-8-0x00000000749D0000-0x0000000074F81000-memory.dmp

    Filesize

    5.7MB

  • memory/1248-18-0x00000000749D0000-0x0000000074F81000-memory.dmp

    Filesize

    5.7MB

  • memory/3104-23-0x00000000749D0000-0x0000000074F81000-memory.dmp

    Filesize

    5.7MB

  • memory/3104-24-0x00000000749D0000-0x0000000074F81000-memory.dmp

    Filesize

    5.7MB

  • memory/3104-26-0x00000000749D0000-0x0000000074F81000-memory.dmp

    Filesize

    5.7MB

  • memory/3104-27-0x00000000749D0000-0x0000000074F81000-memory.dmp

    Filesize

    5.7MB

  • memory/3104-28-0x00000000749D0000-0x0000000074F81000-memory.dmp

    Filesize

    5.7MB

  • memory/4700-0-0x00000000749D2000-0x00000000749D3000-memory.dmp

    Filesize

    4KB

  • memory/4700-2-0x00000000749D0000-0x0000000074F81000-memory.dmp

    Filesize

    5.7MB

  • memory/4700-1-0x00000000749D0000-0x0000000074F81000-memory.dmp

    Filesize

    5.7MB

  • memory/4700-22-0x00000000749D0000-0x0000000074F81000-memory.dmp

    Filesize

    5.7MB