Analysis

  • max time kernel
    150s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230831-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/09/2023, 17:37

General

  • Target

    53af8fc26acdfd57656bdc8037435807599c7e3502f7024a8e3b6db177f002b9.exe

  • Size

    298KB

  • MD5

    20bfd2f230e5a9786c4aad703fbaee3d

  • SHA1

    d7805fcac6a95e766b8907e257236914abe48ee6

  • SHA256

    53af8fc26acdfd57656bdc8037435807599c7e3502f7024a8e3b6db177f002b9

  • SHA512

    5fef25a19aa7012197b4269a03befcdcea5655862932436c293e6337850f8a8aa33486c293478fb822e45f6b7638b1766e1cbbf3fc68aa84dfba0ddfcbfb4474

  • SSDEEP

    6144:nVfjmNrbUARyUgzPcLactVks94DJ9TBA3QvE:V7+rlwUAPDsyLDJ9TagvE

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 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 20 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3168
      • C:\Users\Admin\AppData\Local\Temp\53af8fc26acdfd57656bdc8037435807599c7e3502f7024a8e3b6db177f002b9.exe
        "C:\Users\Admin\AppData\Local\Temp\53af8fc26acdfd57656bdc8037435807599c7e3502f7024a8e3b6db177f002b9.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:5056
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aA6FE.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4512
          • C:\Users\Admin\AppData\Local\Temp\53af8fc26acdfd57656bdc8037435807599c7e3502f7024a8e3b6db177f002b9.exe
            "C:\Users\Admin\AppData\Local\Temp\53af8fc26acdfd57656bdc8037435807599c7e3502f7024a8e3b6db177f002b9.exe"
            4⤵
            • Executes dropped EXE
            PID:3912
        • 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:1708
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:3472
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:1952

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        251KB

        MD5

        5725841defcb7e0548144bdc53e0b867

        SHA1

        dd8c3c919b9ee5d068c5c42ba049cc2898add5c5

        SHA256

        7a1876d6402a6e910fe1ace26d0fc6a0ae27599d0258f9352f6b81bc2b4b72a3

        SHA512

        de6785d1de40c6b86ec99918bd3b0e884a81377ad1d353799cd34a3399cde727ccbcd48af0880cd5f48ee9ef1bb98fa8f870a83c38f8b9aea77cbea2ade0331c

      • C:\Program Files\7-Zip\7z.exe

        Filesize

        484KB

        MD5

        9ef9536b4ac85c7ea538b89cfc5d8d75

        SHA1

        c251303b7a865926a5612bcd6dc3855dfcdb77ec

        SHA256

        08fbc3682455d75cc26b0699e8004512e819841528fcd7198cb1d877e3e24ce1

        SHA512

        3b8086c8a62a49a65d6c04df17acb6d7fc43580a59cedcd03061621a85eafea0e2afa7591d35e308f9d5ae583e15134549743f2a15719ab4cbadd98659c83fe7

      • C:\Users\Admin\AppData\Local\Temp\$$aA6FE.bat

        Filesize

        722B

        MD5

        c666e6700840d694aaade305db3515b4

        SHA1

        e399d0a7b6b4f1eeaba804f7eb5f35c865405017

        SHA256

        731a00eb727adff9865cf6d65c53274699ebe070a682b82a00a52ead63f3e25d

        SHA512

        faa4249776319ac287e495e8c1d9310dee84fd61d8aa071fd33318ff115e26e9a2ae93c0aae36966fbf106359996e6b33b977ec00b9faeeb59e9ee69314346a7

      • C:\Users\Admin\AppData\Local\Temp\53af8fc26acdfd57656bdc8037435807599c7e3502f7024a8e3b6db177f002b9.exe

        Filesize

        271KB

        MD5

        63475fca261f68f0d42c9372f9a77308

        SHA1

        e1ab1002db6723da4cdd0ebd5952ad21c41b9a72

        SHA256

        77d1bb014061f82e7dbb4038d062edff4cd961414283694ba5cb10386867b0f4

        SHA512

        520689f8013607ff0a275d8437b6c089819f53134a029f656f8ae550985b20170d1386a8017799630f39e08bb7f79326725a78bf1256b04ce3e0d22706c96d96

      • C:\Users\Admin\AppData\Local\Temp\53af8fc26acdfd57656bdc8037435807599c7e3502f7024a8e3b6db177f002b9.exe.exe

        Filesize

        271KB

        MD5

        63475fca261f68f0d42c9372f9a77308

        SHA1

        e1ab1002db6723da4cdd0ebd5952ad21c41b9a72

        SHA256

        77d1bb014061f82e7dbb4038d062edff4cd961414283694ba5cb10386867b0f4

        SHA512

        520689f8013607ff0a275d8437b6c089819f53134a029f656f8ae550985b20170d1386a8017799630f39e08bb7f79326725a78bf1256b04ce3e0d22706c96d96

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        2da5a57d1ba2ed4b46bc3c9817948557

        SHA1

        8b28792220f874e0abd68de5d946c3ae111f6abb

        SHA256

        e3c3821d97d831fe32ef85bf7e78b397eba5cd839568aeae330e28e702eb662f

        SHA512

        29940a2b80714d8f816a0d6b4f5d93cfb4aeae5e0303f6f06d5091a3e0dc405ae1a1def41ea5e2e709ed6c20d4f4fd8f1d9527ca6eb4eb6d6cf1bc5fce4a7e91

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        2da5a57d1ba2ed4b46bc3c9817948557

        SHA1

        8b28792220f874e0abd68de5d946c3ae111f6abb

        SHA256

        e3c3821d97d831fe32ef85bf7e78b397eba5cd839568aeae330e28e702eb662f

        SHA512

        29940a2b80714d8f816a0d6b4f5d93cfb4aeae5e0303f6f06d5091a3e0dc405ae1a1def41ea5e2e709ed6c20d4f4fd8f1d9527ca6eb4eb6d6cf1bc5fce4a7e91

      • C:\Windows\rundl132.exe

        Filesize

        26KB

        MD5

        2da5a57d1ba2ed4b46bc3c9817948557

        SHA1

        8b28792220f874e0abd68de5d946c3ae111f6abb

        SHA256

        e3c3821d97d831fe32ef85bf7e78b397eba5cd839568aeae330e28e702eb662f

        SHA512

        29940a2b80714d8f816a0d6b4f5d93cfb4aeae5e0303f6f06d5091a3e0dc405ae1a1def41ea5e2e709ed6c20d4f4fd8f1d9527ca6eb4eb6d6cf1bc5fce4a7e91

      • F:\$RECYCLE.BIN\S-1-5-21-2848203831-2014322062-3611574811-1000\_desktop.ini

        Filesize

        8B

        MD5

        95127a81ba5781b47158c7bade11f958

        SHA1

        fa289ca07d3998db8f732dc188ff099b7dcefd86

        SHA256

        4b413fdd0fc873cb5cf1b957078e2786827cb8d3665159e02b7bfda486133aaf

        SHA512

        c1403a7b2e462b09a03f09ba4ecff788db0d0402c09086b65c435c606a5c898ebc9959e47f77a5985881eee0e4364b035a3fa926672e8b61e2cc9bf7c3b169a0

      • memory/1708-50-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1708-54-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1708-32-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1708-4833-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1708-39-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1708-46-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1708-3318-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1708-1291-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1708-8-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1708-127-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/3912-31-0x0000018184840000-0x0000018184841000-memory.dmp

        Filesize

        4KB

      • memory/3912-20-0x0000018184960000-0x0000018185960000-memory.dmp

        Filesize

        16.0MB

      • memory/5056-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/5056-9-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB