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Analysis

  • max time kernel
    137s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/10/2023, 17:03

General

  • Target

    87c9f6da1bde1c4762477b55c8fbd4f821464f23669c08eef59df00adc438a37.exe

  • Size

    345KB

  • MD5

    1860ebf427dccac7292813bb1fa12e5b

  • SHA1

    d889765ae93d9543ac9725345ab3814490d176a7

  • SHA256

    87c9f6da1bde1c4762477b55c8fbd4f821464f23669c08eef59df00adc438a37

  • SHA512

    ed2a155d6128b7c8c958c89e823f3ec7c95ac5770f4bd8731ebcbeb70fa3a8df42a9cf54dec1121a07185766f759ed08b404840fee36c32d320de18acf70db6b

  • SSDEEP

    6144:aMGZ2bjyNNGhGwfAe90daIOT7DGDdJtLYL:RUwjyNoGwxMaJQ7E

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Kills process with taskkill 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\87c9f6da1bde1c4762477b55c8fbd4f821464f23669c08eef59df00adc438a37.exe
    "C:\Users\Admin\AppData\Local\Temp\87c9f6da1bde1c4762477b55c8fbd4f821464f23669c08eef59df00adc438a37.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3372
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\2820794793.exe"
      2⤵
        PID:1312
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\1130753575.exe"
        2⤵
          PID:2196
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\5834108496.exe"
          2⤵
            PID:4212
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c start /I "" "C:\Users\Admin\AppData\Local\Temp\5529560368.exe"
            2⤵
              PID:692
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /c taskkill /im "87c9f6da1bde1c4762477b55c8fbd4f821464f23669c08eef59df00adc438a37.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\87c9f6da1bde1c4762477b55c8fbd4f821464f23669c08eef59df00adc438a37.exe" & exit
              2⤵
              • Suspicious use of WriteProcessMemory
              PID:1360
              • C:\Windows\SysWOW64\taskkill.exe
                taskkill /im "87c9f6da1bde1c4762477b55c8fbd4f821464f23669c08eef59df00adc438a37.exe" /f
                3⤵
                • Kills process with taskkill
                • Suspicious use of AdjustPrivilegeToken
                PID:2392
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 3372 -s 1448
              2⤵
              • Program crash
              PID:2224
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3372 -ip 3372
            1⤵
              PID:2248

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\1130753575.exe

              Filesize

              31B

              MD5

              14bd4840f258f302f7e5e26f7760d756

              SHA1

              fea8b87644d13e0007c75c6a33b981e4a544f0d3

              SHA256

              8826bedef4ca1423979859bbfa57c882780d4e59394bd4dabcf1ae878aa8373e

              SHA512

              b2016191add2ffc492a32a8c0c42ecb87f7494a909dabf5cc4fd01b857310e4583ec00a98c6fe2720791db2a51919086eec4d35c39c2d24f92279acfb3cf9cb6

            • C:\Users\Admin\AppData\Local\Temp\2820794793.exe

              Filesize

              31B

              MD5

              14bd4840f258f302f7e5e26f7760d756

              SHA1

              fea8b87644d13e0007c75c6a33b981e4a544f0d3

              SHA256

              8826bedef4ca1423979859bbfa57c882780d4e59394bd4dabcf1ae878aa8373e

              SHA512

              b2016191add2ffc492a32a8c0c42ecb87f7494a909dabf5cc4fd01b857310e4583ec00a98c6fe2720791db2a51919086eec4d35c39c2d24f92279acfb3cf9cb6

            • C:\Users\Admin\AppData\Local\Temp\5529560368.exe

              Filesize

              31B

              MD5

              14bd4840f258f302f7e5e26f7760d756

              SHA1

              fea8b87644d13e0007c75c6a33b981e4a544f0d3

              SHA256

              8826bedef4ca1423979859bbfa57c882780d4e59394bd4dabcf1ae878aa8373e

              SHA512

              b2016191add2ffc492a32a8c0c42ecb87f7494a909dabf5cc4fd01b857310e4583ec00a98c6fe2720791db2a51919086eec4d35c39c2d24f92279acfb3cf9cb6

            • C:\Users\Admin\AppData\Local\Temp\5834108496.exe

              Filesize

              31B

              MD5

              14bd4840f258f302f7e5e26f7760d756

              SHA1

              fea8b87644d13e0007c75c6a33b981e4a544f0d3

              SHA256

              8826bedef4ca1423979859bbfa57c882780d4e59394bd4dabcf1ae878aa8373e

              SHA512

              b2016191add2ffc492a32a8c0c42ecb87f7494a909dabf5cc4fd01b857310e4583ec00a98c6fe2720791db2a51919086eec4d35c39c2d24f92279acfb3cf9cb6

            • memory/3372-1-0x00000000023E0000-0x00000000024E0000-memory.dmp

              Filesize

              1024KB

            • memory/3372-2-0x0000000002330000-0x000000000236E000-memory.dmp

              Filesize

              248KB

            • memory/3372-3-0x0000000000400000-0x0000000002293000-memory.dmp

              Filesize

              30.6MB

            • memory/3372-12-0x00000000023E0000-0x00000000024E0000-memory.dmp

              Filesize

              1024KB

            • memory/3372-13-0x0000000000400000-0x0000000002293000-memory.dmp

              Filesize

              30.6MB

            • memory/3372-14-0x0000000002330000-0x000000000236E000-memory.dmp

              Filesize

              248KB