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Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    28/08/2023, 09:10

General

  • Target

    055099ebbe7a6a6fceba9cbcbee15df02b7bbd7dd0ea987140fce7df353dff95.exe

  • Size

    97KB

  • MD5

    11c5b899bc2eec52ed990a8013e7ef10

  • SHA1

    f6eac0a0cba5ef91708c038a3fb091fc8f34e55b

  • SHA256

    055099ebbe7a6a6fceba9cbcbee15df02b7bbd7dd0ea987140fce7df353dff95

  • SHA512

    d866efb6c17da9c2a588ed5add29593ebc5a9bf4ecd69d8c3bb33d4a4a2864dc1f81842117558544098fd26e8d86c73b44205f8038bff438c05768b72605e64b

  • SSDEEP

    3072:KDftffjmN+CTlvbhgdgTIMV/Vo7Bsxrkx:qVfjmNL1gd7y0

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1216
      • C:\Users\Admin\AppData\Local\Temp\055099ebbe7a6a6fceba9cbcbee15df02b7bbd7dd0ea987140fce7df353dff95.exe
        "C:\Users\Admin\AppData\Local\Temp\055099ebbe7a6a6fceba9cbcbee15df02b7bbd7dd0ea987140fce7df353dff95.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2672
        • C:\Windows\Logo1_.exe
          C:\Windows\Logo1_.exe
          3⤵
          • Executes dropped EXE
          • Enumerates connected drives
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2600
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2828
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:992
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a7BA5.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:1240
            • C:\Users\Admin\AppData\Local\Temp\055099ebbe7a6a6fceba9cbcbee15df02b7bbd7dd0ea987140fce7df353dff95.exe
              "C:\Users\Admin\AppData\Local\Temp\055099ebbe7a6a6fceba9cbcbee15df02b7bbd7dd0ea987140fce7df353dff95.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: GetForegroundWindowSpam
              PID:764

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe

        Filesize

        251KB

        MD5

        a62e5904662bb6c9a29b53a19d13d040

        SHA1

        c9ed0d957af094ef0fbad84c0025cd9f644543f4

        SHA256

        7a011941e62775b5340608b0768f27b52465acd7793134a2746379cb724d4562

        SHA512

        94faac9cab8db5771da07eb1137f93eb56d77676281d86152bcfebb14be52e51e677efb55285218d5ceeb172896f1be0a12de34226a490b545ccacec21d395ee

      • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

        Filesize

        471KB

        MD5

        4cfdb20b04aa239d6f9e83084d5d0a77

        SHA1

        f22863e04cc1fd4435f785993ede165bd8245ac6

        SHA256

        30ed17ca6ae530e8bf002bcef6048f94dba4b3b10252308147031f5c86ace1b9

        SHA512

        35b4c2f68a7caa45f2bb14b168947e06831f358e191478a6659b49f30ca6f538dc910fe6067448d5d8af4cb8558825d70f94d4bd67709aee414b2be37d49be86

      • C:\Users\Admin\AppData\Local\Temp\$$a7BA5.bat

        Filesize

        722B

        MD5

        7592c5c9b80520ed625ec65a7e3fcb97

        SHA1

        470467df63f98956ad21a23517e69a562266c2cd

        SHA256

        6357f497b805b17e6697a63a9f94a59c18bd279ddfe12cdcfa28cad9c85fe1ec

        SHA512

        d6d549c68611df530fc59ef97b7c9caee933a9d77dbb8386ca0dbed29fca30ccf47c6000bc60143669daeb96cd9cac1922b3cd90efdd22b2c59437a6cfa6b927

      • C:\Users\Admin\AppData\Local\Temp\$$a7BA5.bat

        Filesize

        722B

        MD5

        7592c5c9b80520ed625ec65a7e3fcb97

        SHA1

        470467df63f98956ad21a23517e69a562266c2cd

        SHA256

        6357f497b805b17e6697a63a9f94a59c18bd279ddfe12cdcfa28cad9c85fe1ec

        SHA512

        d6d549c68611df530fc59ef97b7c9caee933a9d77dbb8386ca0dbed29fca30ccf47c6000bc60143669daeb96cd9cac1922b3cd90efdd22b2c59437a6cfa6b927

      • C:\Users\Admin\AppData\Local\Temp\055099ebbe7a6a6fceba9cbcbee15df02b7bbd7dd0ea987140fce7df353dff95.exe

        Filesize

        71KB

        MD5

        12db3a3d8e38797243fbf460a465cdcc

        SHA1

        8764ae88d483d4580e7edadd145f6e0cacb61d95

        SHA256

        5eb76f8d21129085c18cfef50c790b95df7d4f371f6bcf2705449e3f972d2bea

        SHA512

        eec9bd6e0216a895efd4264590f15743e144bb4132b94d662c379a6ae679180df164547caa508f533a7aacbd4c244b7b3b2425717a7a1ebe8564bddf569558a0

      • C:\Users\Admin\AppData\Local\Temp\055099ebbe7a6a6fceba9cbcbee15df02b7bbd7dd0ea987140fce7df353dff95.exe.exe

        Filesize

        71KB

        MD5

        12db3a3d8e38797243fbf460a465cdcc

        SHA1

        8764ae88d483d4580e7edadd145f6e0cacb61d95

        SHA256

        5eb76f8d21129085c18cfef50c790b95df7d4f371f6bcf2705449e3f972d2bea

        SHA512

        eec9bd6e0216a895efd4264590f15743e144bb4132b94d662c379a6ae679180df164547caa508f533a7aacbd4c244b7b3b2425717a7a1ebe8564bddf569558a0

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        ba368f8c05d08e18b8f6665dfa445a38

        SHA1

        aef67dd8cf4cc4c263aa83ffd71e57399ea8c080

        SHA256

        eebabcf5f40532ff91cbf026fa8c5e3618c8f3089b754749541c4ca2cfefcfe2

        SHA512

        2dd56b8be5b530cb408149bac9e5a029dce0b476c5651423691c99f813d35972997471eefbfc39a37891b71367f25c04350bcd3e25183eeda9c9c78e37aa21bd

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        ba368f8c05d08e18b8f6665dfa445a38

        SHA1

        aef67dd8cf4cc4c263aa83ffd71e57399ea8c080

        SHA256

        eebabcf5f40532ff91cbf026fa8c5e3618c8f3089b754749541c4ca2cfefcfe2

        SHA512

        2dd56b8be5b530cb408149bac9e5a029dce0b476c5651423691c99f813d35972997471eefbfc39a37891b71367f25c04350bcd3e25183eeda9c9c78e37aa21bd

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        ba368f8c05d08e18b8f6665dfa445a38

        SHA1

        aef67dd8cf4cc4c263aa83ffd71e57399ea8c080

        SHA256

        eebabcf5f40532ff91cbf026fa8c5e3618c8f3089b754749541c4ca2cfefcfe2

        SHA512

        2dd56b8be5b530cb408149bac9e5a029dce0b476c5651423691c99f813d35972997471eefbfc39a37891b71367f25c04350bcd3e25183eeda9c9c78e37aa21bd

      • C:\Windows\rundl132.exe

        Filesize

        26KB

        MD5

        ba368f8c05d08e18b8f6665dfa445a38

        SHA1

        aef67dd8cf4cc4c263aa83ffd71e57399ea8c080

        SHA256

        eebabcf5f40532ff91cbf026fa8c5e3618c8f3089b754749541c4ca2cfefcfe2

        SHA512

        2dd56b8be5b530cb408149bac9e5a029dce0b476c5651423691c99f813d35972997471eefbfc39a37891b71367f25c04350bcd3e25183eeda9c9c78e37aa21bd

      • F:\$RECYCLE.BIN\S-1-5-21-2969888527-3102471180-2307688834-1000\_desktop.ini

        Filesize

        9B

        MD5

        ec7139d5bb99bcebaf0b91c58a9ec5aa

        SHA1

        70404362dd74e309722fd282c3492ec95674123c

        SHA256

        eb17ae1b1de9e95e0d159893048f2de5c1c158467e768cc0ddbaa517c45e0582

        SHA512

        b0114d8f74b17836819b750cff2b590b652e04bb2dc0e9dc8bffac7ed66bd9ded03cd35abc7fc0fcd0127a994c283dcd162e97e6dd76f5a903ff59e4951dfc48

      • \Users\Admin\AppData\Local\Temp\055099ebbe7a6a6fceba9cbcbee15df02b7bbd7dd0ea987140fce7df353dff95.exe

        Filesize

        71KB

        MD5

        12db3a3d8e38797243fbf460a465cdcc

        SHA1

        8764ae88d483d4580e7edadd145f6e0cacb61d95

        SHA256

        5eb76f8d21129085c18cfef50c790b95df7d4f371f6bcf2705449e3f972d2bea

        SHA512

        eec9bd6e0216a895efd4264590f15743e144bb4132b94d662c379a6ae679180df164547caa508f533a7aacbd4c244b7b3b2425717a7a1ebe8564bddf569558a0

      • memory/764-31-0x000007FEF5030000-0x000007FEF59CD000-memory.dmp

        Filesize

        9.6MB

      • memory/764-38-0x0000000001F00000-0x0000000001F80000-memory.dmp

        Filesize

        512KB

      • memory/764-29-0x00000000001F0000-0x000000000020A000-memory.dmp

        Filesize

        104KB

      • memory/764-30-0x000007FEF5030000-0x000007FEF59CD000-memory.dmp

        Filesize

        9.6MB

      • memory/764-41-0x0000000001F00000-0x0000000001F80000-memory.dmp

        Filesize

        512KB

      • memory/764-32-0x0000000001F00000-0x0000000001F80000-memory.dmp

        Filesize

        512KB

      • memory/764-40-0x000007FEF5030000-0x000007FEF59CD000-memory.dmp

        Filesize

        9.6MB

      • memory/764-36-0x0000000000240000-0x000000000024A000-memory.dmp

        Filesize

        40KB

      • memory/764-37-0x0000000001F00000-0x0000000001F80000-memory.dmp

        Filesize

        512KB

      • memory/1216-34-0x0000000002A00000-0x0000000002A01000-memory.dmp

        Filesize

        4KB

      • memory/2600-1860-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2600-22-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2600-49-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2600-55-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2600-102-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2600-105-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2600-218-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2600-39-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2600-3320-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2672-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2672-16-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2672-17-0x0000000000220000-0x0000000000254000-memory.dmp

        Filesize

        208KB

      • memory/2672-12-0x0000000000220000-0x0000000000254000-memory.dmp

        Filesize

        208KB