Analysis

  • max time kernel
    208s
  • max time network
    248s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-12-2022 23:16

General

  • Target

    7491aff492e44379e3a6b3bacc23978177649c28a7c30c4dcffe2d6d1432b655.exe

  • Size

    680KB

  • MD5

    9715432d2caa10733530d2d0eb0b2b35

  • SHA1

    19cf8b134c8213031346cd14e3a10754a0a49096

  • SHA256

    7491aff492e44379e3a6b3bacc23978177649c28a7c30c4dcffe2d6d1432b655

  • SHA512

    647a3ec3e288b0c99a7160a08086bb1dbbc83e3b27303b055f6a4f0392048222dfb00a43c8eef28b945b690a6b0ca39f13f400244ef862b851f213f6cba7a032

  • SSDEEP

    12288:0ClephVMo7IYJAB++2RrxRAjbeNC2v+clES+vYOqH:BOhKpYyB/MrxRAZMES+b+

Score
10/10

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 4 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 12 IoCs
  • UPX packed file 24 IoCs

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

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Unexpected DNS network traffic destination 2 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Adds Run key to start application 2 TTPs 54 IoCs
  • Drops desktop.ini file(s) 2 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    PID:2340
    • C:\Users\Admin\AppData\Local\Temp\7491aff492e44379e3a6b3bacc23978177649c28a7c30c4dcffe2d6d1432b655.exe
      "C:\Users\Admin\AppData\Local\Temp\7491aff492e44379e3a6b3bacc23978177649c28a7c30c4dcffe2d6d1432b655.exe"
      2⤵
      • Checks computer location settings
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1848
      • C:\Users\Admin\GFW6ssUz.exe
        C:\Users\Admin\GFW6ssUz.exe
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Checks computer location settings
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2636
        • C:\Users\Admin\tuaum.exe
          "C:\Users\Admin\tuaum.exe"
          4⤵
          • Modifies visiblity of hidden/system files in Explorer
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          PID:3360
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del GFW6ssUz.exe
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:800
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            5⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:2196
      • C:\Users\Admin\2kaq.exe
        C:\Users\Admin\2kaq.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2232
        • C:\Users\Admin\2kaq.exe
          "C:\Users\Admin\2kaq.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:4640
        • C:\Users\Admin\2kaq.exe
          "C:\Users\Admin\2kaq.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          PID:4084
        • C:\Users\Admin\2kaq.exe
          "C:\Users\Admin\2kaq.exe"
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:1328
        • C:\Users\Admin\2kaq.exe
          "C:\Users\Admin\2kaq.exe"
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:2212
        • C:\Users\Admin\2kaq.exe
          "C:\Users\Admin\2kaq.exe"
          4⤵
          • Executes dropped EXE
          PID:2300
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2300 -s 80
            5⤵
            • Program crash
            PID:2124
      • C:\Users\Admin\3kaq.exe
        C:\Users\Admin\3kaq.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4860
        • C:\Users\Admin\AppData\Local\94128f3e\X
          *0*bc*80f675d8*31.193.3.240:53
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1344
      • C:\Users\Admin\4kaq.exe
        C:\Users\Admin\4kaq.exe
        3⤵
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:5000
        • C:\Users\Admin\AppData\Roaming\x3bqzujkhzjy3is2nxmubjjikn1z2xmv2\svcnost.exe
          "C:\Users\Admin\AppData\Roaming\x3bqzujkhzjy3is2nxmubjjikn1z2xmv2\svcnost.exe"
          4⤵
          • Modifies firewall policy service
          • Executes dropped EXE
          • Loads dropped DLL
          • Drops desktop.ini file(s)
          • Modifies Internet Explorer settings
          PID:4984
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del 7491aff492e44379e3a6b3bacc23978177649c28a7c30c4dcffe2d6d1432b655.exe
        3⤵
          PID:5048
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            4⤵
            • Enumerates processes with tasklist
            • Suspicious use of AdjustPrivilegeToken
            PID:224
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2300 -ip 2300
      1⤵
        PID:3100

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

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      Downloads

      • C:\Users\Admin\2kaq.exe

        Filesize

        132KB

        MD5

        d7dbb57f65cb963477a8fa11714ec0be

        SHA1

        756d29032644973b9f48980a1e30448206811119

        SHA256

        94242fda567e2b4dc0be9d4ca5370ff0ddee2d25751dd191c3fed995837c10ec

        SHA512

        1db3577abd73c8c8667da426faedf63ad9c7a75462cbeac0be19a525690baaa9f1d8446d3b804abbf24550d73cbefecf6c77c224539e8dd5db37f34f7e975fdc

      • C:\Users\Admin\2kaq.exe

        Filesize

        132KB

        MD5

        d7dbb57f65cb963477a8fa11714ec0be

        SHA1

        756d29032644973b9f48980a1e30448206811119

        SHA256

        94242fda567e2b4dc0be9d4ca5370ff0ddee2d25751dd191c3fed995837c10ec

        SHA512

        1db3577abd73c8c8667da426faedf63ad9c7a75462cbeac0be19a525690baaa9f1d8446d3b804abbf24550d73cbefecf6c77c224539e8dd5db37f34f7e975fdc

      • C:\Users\Admin\2kaq.exe

        Filesize

        132KB

        MD5

        d7dbb57f65cb963477a8fa11714ec0be

        SHA1

        756d29032644973b9f48980a1e30448206811119

        SHA256

        94242fda567e2b4dc0be9d4ca5370ff0ddee2d25751dd191c3fed995837c10ec

        SHA512

        1db3577abd73c8c8667da426faedf63ad9c7a75462cbeac0be19a525690baaa9f1d8446d3b804abbf24550d73cbefecf6c77c224539e8dd5db37f34f7e975fdc

      • C:\Users\Admin\2kaq.exe

        Filesize

        132KB

        MD5

        d7dbb57f65cb963477a8fa11714ec0be

        SHA1

        756d29032644973b9f48980a1e30448206811119

        SHA256

        94242fda567e2b4dc0be9d4ca5370ff0ddee2d25751dd191c3fed995837c10ec

        SHA512

        1db3577abd73c8c8667da426faedf63ad9c7a75462cbeac0be19a525690baaa9f1d8446d3b804abbf24550d73cbefecf6c77c224539e8dd5db37f34f7e975fdc

      • C:\Users\Admin\2kaq.exe

        Filesize

        132KB

        MD5

        d7dbb57f65cb963477a8fa11714ec0be

        SHA1

        756d29032644973b9f48980a1e30448206811119

        SHA256

        94242fda567e2b4dc0be9d4ca5370ff0ddee2d25751dd191c3fed995837c10ec

        SHA512

        1db3577abd73c8c8667da426faedf63ad9c7a75462cbeac0be19a525690baaa9f1d8446d3b804abbf24550d73cbefecf6c77c224539e8dd5db37f34f7e975fdc

      • C:\Users\Admin\2kaq.exe

        Filesize

        132KB

        MD5

        d7dbb57f65cb963477a8fa11714ec0be

        SHA1

        756d29032644973b9f48980a1e30448206811119

        SHA256

        94242fda567e2b4dc0be9d4ca5370ff0ddee2d25751dd191c3fed995837c10ec

        SHA512

        1db3577abd73c8c8667da426faedf63ad9c7a75462cbeac0be19a525690baaa9f1d8446d3b804abbf24550d73cbefecf6c77c224539e8dd5db37f34f7e975fdc

      • C:\Users\Admin\2kaq.exe

        Filesize

        132KB

        MD5

        d7dbb57f65cb963477a8fa11714ec0be

        SHA1

        756d29032644973b9f48980a1e30448206811119

        SHA256

        94242fda567e2b4dc0be9d4ca5370ff0ddee2d25751dd191c3fed995837c10ec

        SHA512

        1db3577abd73c8c8667da426faedf63ad9c7a75462cbeac0be19a525690baaa9f1d8446d3b804abbf24550d73cbefecf6c77c224539e8dd5db37f34f7e975fdc

      • C:\Users\Admin\3kaq.exe

        Filesize

        277KB

        MD5

        00b72668c42555c6d9e3cee383730fc0

        SHA1

        509a7c39baf2b9a46813c641cca687b37e244d5a

        SHA256

        baaacce5c3f18154d4925ec6568ccf66f4ab9ee5477bd0faf44f08d9397641dd

        SHA512

        1bfa5cd6081a5e8556b452cf4741831da829fcc9e2b51c77c92a4fdacfa1b934d14bc049f8185be09b1447664f55956f69e7fd16a868c9655eb32f9b9ef02e78

      • C:\Users\Admin\3kaq.exe

        Filesize

        277KB

        MD5

        00b72668c42555c6d9e3cee383730fc0

        SHA1

        509a7c39baf2b9a46813c641cca687b37e244d5a

        SHA256

        baaacce5c3f18154d4925ec6568ccf66f4ab9ee5477bd0faf44f08d9397641dd

        SHA512

        1bfa5cd6081a5e8556b452cf4741831da829fcc9e2b51c77c92a4fdacfa1b934d14bc049f8185be09b1447664f55956f69e7fd16a868c9655eb32f9b9ef02e78

      • C:\Users\Admin\4kaq.exe

        Filesize

        120KB

        MD5

        ee3508d5206de400e5792c826ae71aae

        SHA1

        b448132f604b7e886343b911cc56371a7f251c04

        SHA256

        f6226f935ea3d5ecc4be3ccf6a59caff31ed3e6bd35c5d26fbe3906b4379b35d

        SHA512

        233f72bf8cf5d72b7f7c09bf546220fa0c34511330349fa28ef4c746b19f59696b5e515a7d345862430979800be354ab954aa55f79747a83d601abdf32bd24fb

      • C:\Users\Admin\4kaq.exe

        Filesize

        120KB

        MD5

        ee3508d5206de400e5792c826ae71aae

        SHA1

        b448132f604b7e886343b911cc56371a7f251c04

        SHA256

        f6226f935ea3d5ecc4be3ccf6a59caff31ed3e6bd35c5d26fbe3906b4379b35d

        SHA512

        233f72bf8cf5d72b7f7c09bf546220fa0c34511330349fa28ef4c746b19f59696b5e515a7d345862430979800be354ab954aa55f79747a83d601abdf32bd24fb

      • C:\Users\Admin\AppData\Local\94128f3e\X

        Filesize

        38KB

        MD5

        72de2dadaf875e2fd7614e100419033c

        SHA1

        5f17c5330e91a42daa9ff24c4aa602bd1a72bf6e

        SHA256

        c44993768a4dc5a58ddbfc9cb05ce2a7d3a0a56be45643d70a72bcf811b6c381

        SHA512

        e2520a53326a7d3b056e65d0cf60e9d823ffb34ca026cdddc7ea3a714f8396c53c37e13a887fc86a7dd7076c97fdfad53c3f5a68342ebc1bdec948c76bda8df3

      • C:\Users\Admin\AppData\Local\94128f3e\X

        Filesize

        38KB

        MD5

        72de2dadaf875e2fd7614e100419033c

        SHA1

        5f17c5330e91a42daa9ff24c4aa602bd1a72bf6e

        SHA256

        c44993768a4dc5a58ddbfc9cb05ce2a7d3a0a56be45643d70a72bcf811b6c381

        SHA512

        e2520a53326a7d3b056e65d0cf60e9d823ffb34ca026cdddc7ea3a714f8396c53c37e13a887fc86a7dd7076c97fdfad53c3f5a68342ebc1bdec948c76bda8df3

      • C:\Users\Admin\AppData\Roaming\desktop.ini

        Filesize

        9KB

        MD5

        4a27242b307c6a836993353035fafc16

        SHA1

        5fea7a41b8f9071848108015d8a952e6f944eea0

        SHA256

        02fd93f64bda51e1e2991184cac13f077d509712e462c9e44be9cf8e22c06de1

        SHA512

        35e9c87642b82df2bf0a9312bb0e9abfb98282db1e34032a4d0150d82c5e2f2e13150ddc896f1e954f02288a1e696a4306ee595b94b1e404c6ec17bac64c44be

      • C:\Users\Admin\AppData\Roaming\ntuser.dat

        Filesize

        54KB

        MD5

        7e8e966927e04a35aec644602b8a9e05

        SHA1

        d201b0b41e8701818d60ddbf9f334332a512c4da

        SHA256

        46f18d9fbf63f378d86962cbf24f5ce57ce257555acd4effdcc41c1e2f1adf5c

        SHA512

        246777c79129a5076b71ca5d3f7e59b06d344f6b5e771892ae8ee68c0b5af9207cd1868b1336b49e6a84665309ad379a33ec6c8e72d7ce41de72153637921a51

      • C:\Users\Admin\AppData\Roaming\x3bqzujkhzjy3is2nxmubjjikn1z2xmv2\svcnost.exe

        Filesize

        120KB

        MD5

        ee3508d5206de400e5792c826ae71aae

        SHA1

        b448132f604b7e886343b911cc56371a7f251c04

        SHA256

        f6226f935ea3d5ecc4be3ccf6a59caff31ed3e6bd35c5d26fbe3906b4379b35d

        SHA512

        233f72bf8cf5d72b7f7c09bf546220fa0c34511330349fa28ef4c746b19f59696b5e515a7d345862430979800be354ab954aa55f79747a83d601abdf32bd24fb

      • C:\Users\Admin\GFW6ssUz.exe

        Filesize

        312KB

        MD5

        d0250c92bd9e6c62c0c8227ea7bc0df4

        SHA1

        9a9fd691422b105c5e008764b980d1568c2df957

        SHA256

        ee113e2ee5cd0d396af0e79c2390d059355d24e426886bbacda44d7f39a28007

        SHA512

        99ab659dd56fabf0bd488f754cc7d1b166e1727b5a742d4262062946b5aa79577499fff55e434b6dbe05efa11e9ce2ce58cf68f30e29d9b5580e20de4e974200

      • C:\Users\Admin\GFW6ssUz.exe

        Filesize

        312KB

        MD5

        d0250c92bd9e6c62c0c8227ea7bc0df4

        SHA1

        9a9fd691422b105c5e008764b980d1568c2df957

        SHA256

        ee113e2ee5cd0d396af0e79c2390d059355d24e426886bbacda44d7f39a28007

        SHA512

        99ab659dd56fabf0bd488f754cc7d1b166e1727b5a742d4262062946b5aa79577499fff55e434b6dbe05efa11e9ce2ce58cf68f30e29d9b5580e20de4e974200

      • C:\Users\Admin\tuaum.exe

        Filesize

        312KB

        MD5

        946b3087501244afa1e908d2618c3ee4

        SHA1

        fc5354d35ccd8cfdf69c55cd769acdd512175abc

        SHA256

        f20cf3590b84bf3c50bdc5a5e2ea56c237cc6b1d62ee8761f708745a50f96992

        SHA512

        b7f96ce488a65c2b3abb1f8e623e78ab2d9c5491b64e14ef7887d93d06784fc47723e40dd37d0839cc139bb96d74c1a31f5686a65f64d6a3432fc0dc73891356

      • C:\Users\Admin\tuaum.exe

        Filesize

        312KB

        MD5

        946b3087501244afa1e908d2618c3ee4

        SHA1

        fc5354d35ccd8cfdf69c55cd769acdd512175abc

        SHA256

        f20cf3590b84bf3c50bdc5a5e2ea56c237cc6b1d62ee8761f708745a50f96992

        SHA512

        b7f96ce488a65c2b3abb1f8e623e78ab2d9c5491b64e14ef7887d93d06784fc47723e40dd37d0839cc139bb96d74c1a31f5686a65f64d6a3432fc0dc73891356

      • memory/1328-170-0x0000000000400000-0x0000000000427000-memory.dmp

        Filesize

        156KB

      • memory/1328-175-0x0000000000400000-0x0000000000427000-memory.dmp

        Filesize

        156KB

      • memory/1328-171-0x0000000000400000-0x0000000000427000-memory.dmp

        Filesize

        156KB

      • memory/1328-158-0x0000000000400000-0x0000000000427000-memory.dmp

        Filesize

        156KB

      • memory/2212-176-0x0000000000400000-0x0000000000407000-memory.dmp

        Filesize

        28KB

      • memory/2212-168-0x0000000000400000-0x0000000000407000-memory.dmp

        Filesize

        28KB

      • memory/2212-166-0x0000000000400000-0x0000000000407000-memory.dmp

        Filesize

        28KB

      • memory/2212-162-0x0000000000400000-0x0000000000407000-memory.dmp

        Filesize

        28KB

      • memory/4084-154-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB

      • memory/4084-151-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB

      • memory/4084-174-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB

      • memory/4084-155-0x0000000000400000-0x000000000040E000-memory.dmp

        Filesize

        56KB

      • memory/4640-148-0x0000000000400000-0x0000000000407000-memory.dmp

        Filesize

        28KB

      • memory/4640-187-0x0000000000400000-0x0000000000407000-memory.dmp

        Filesize

        28KB

      • memory/4640-145-0x0000000000400000-0x0000000000407000-memory.dmp

        Filesize

        28KB

      • memory/4640-149-0x0000000000400000-0x0000000000407000-memory.dmp

        Filesize

        28KB

      • memory/4860-189-0x00000000006B2000-0x00000000006E8000-memory.dmp

        Filesize

        216KB

      • memory/4860-193-0x00000000006B2000-0x00000000006E8000-memory.dmp

        Filesize

        216KB

      • memory/4860-188-0x0000000030670000-0x00000000306C3000-memory.dmp

        Filesize

        332KB

      • memory/4984-202-0x0000000000400000-0x0000000000B19000-memory.dmp

        Filesize

        7.1MB

      • memory/4984-200-0x0000000000400000-0x0000000000B19000-memory.dmp

        Filesize

        7.1MB

      • memory/4984-204-0x0000000000CC0000-0x0000000000CDD000-memory.dmp

        Filesize

        116KB

      • memory/5000-201-0x0000000000400000-0x0000000000B19000-memory.dmp

        Filesize

        7.1MB

      • memory/5000-205-0x0000000000400000-0x0000000000B19000-memory.dmp

        Filesize

        7.1MB

      • memory/5000-197-0x0000000000400000-0x0000000000B19000-memory.dmp

        Filesize

        7.1MB