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Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    11/08/2024, 19:56

General

  • Target

    8784bb93b9c1e49191218d6c0193778dc69a4028e4cef3071ba5020b2747cddf.exe

  • Size

    88KB

  • MD5

    b9844b9f674ca46f85caaab2410a8bf7

  • SHA1

    eb94964cf3b89ec303d1e317899b55a9f39d792d

  • SHA256

    8784bb93b9c1e49191218d6c0193778dc69a4028e4cef3071ba5020b2747cddf

  • SHA512

    a2f6c5204c983ebdd6a0fe5f02c89f37042ca69586399b1762b6e67db06ac438898593d13b9c7d44a9f58cee31ae613a8fc7ff7a1f4ad88cb72ab58850820979

  • SSDEEP

    1536:pf1d93SHuJV9Ntyapmebn4ddJZeY86iLflLJYEIs67rxo:pfFkuJVL8LK4ddJMY86ipmns6S

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
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1120
      • C:\Users\Admin\AppData\Local\Temp\8784bb93b9c1e49191218d6c0193778dc69a4028e4cef3071ba5020b2747cddf.exe
        "C:\Users\Admin\AppData\Local\Temp\8784bb93b9c1e49191218d6c0193778dc69a4028e4cef3071ba5020b2747cddf.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2864
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$aFBEC.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2924
          • C:\Users\Admin\AppData\Local\Temp\8784bb93b9c1e49191218d6c0193778dc69a4028e4cef3071ba5020b2747cddf.exe
            "C:\Users\Admin\AppData\Local\Temp\8784bb93b9c1e49191218d6c0193778dc69a4028e4cef3071ba5020b2747cddf.exe"
            4⤵
            • Executes dropped EXE
            PID:2608
        • 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
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2352
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1976
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:3012

    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

      254KB

      MD5

      0e96df2b803787ad87d98fb164a286f5

      SHA1

      0790c9a340015c2e2ebbd5459c90b82cf6ae5f3a

      SHA256

      8951711f84a55417c6e4f31b004f415a75abe8b26696751f840fcc8e928b9a8e

      SHA512

      5fcc84cd18c7f9927e200ba37cc5ecf8d877736c3b14bc95d23aa734e9257db9b40a154cedcc56f1f3222f8153f93ca45ee2307315cfe3a14430a6c77d06501e

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

      Filesize

      474KB

      MD5

      2d816096dcd7a9b38e9b445b75c019a1

      SHA1

      e3c192f07e460078a7b2db4aeb94d4c53700bd75

      SHA256

      43b6be2e758c7e161993e451ce005a00345b4f3ba8b3c069d55ce93ac7e19758

      SHA512

      6af3ed08658c195072f549af50b96cd05e8070bf468add1884caba811145e88e28ff016298ea52078d7d31bded223c12bf6ca294219610ba2a5036dd442d356c

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

      Filesize

      722B

      MD5

      02a46d64e6c63b7ad72464cd1e175097

      SHA1

      2e8570c5136c6e3814e1ad87819adb03a0e2e9a4

      SHA256

      47ecc05a71dd2f29bb575e4827f19dc9ce4d50d5ef9d44eb413a9c02ae25381b

      SHA512

      7c2e3fd64fa3653842a4fb20863e7d49141053b747ccb99ac7fffa558a381cf955425b81df55011723478bb22de76101805845dd0dc7d6407966a53d6d9c8ae9

    • C:\Users\Admin\AppData\Local\Temp\8784bb93b9c1e49191218d6c0193778dc69a4028e4cef3071ba5020b2747cddf.exe.exe

      Filesize

      59KB

      MD5

      dfc18f7068913dde25742b856788d7ca

      SHA1

      cbaa23f782c2ddcd7c9ff024fd0b096952a2b387

      SHA256

      ff4ac75c02247000da084de006c214d3dd3583867bd3533ba788e22734c7a2bf

      SHA512

      d0c7ec1dae41a803325b51c12490c355ed779d297daa35247889950491e52427810132f0829fc7ffa3022f1a106f4e4ba78ed612223395313a6f267e9ab24945

    • C:\Windows\Logo1_.exe

      Filesize

      29KB

      MD5

      44e459665555aa71b27739a4c8e0ce2e

      SHA1

      a356a45529a77684280cab95f9658263facadedc

      SHA256

      791918b0fdd6d93878a051a648a2d60d04f2e12fb5428d138dcc2b63fbf94c13

      SHA512

      ede586c602defafd40a4507989f664d3345a5b0b2172251e10f84d87e44ee56b9546e04c7f7aeb621d72be7714de56f01ca06c0cf266938165d3408cc92969b7

    • F:\$RECYCLE.BIN\S-1-5-21-3502430532-24693940-2469786940-1000\_desktop.ini

      Filesize

      9B

      MD5

      79a2fb76ad00a8ac07f11b6a179f5297

      SHA1

      72b4f589fd7945d8c80b370d1d3a1f2467f3eb81

      SHA256

      2f723e98c3a3556269a4d81d4a27d6a0ab13a84c5ba737493c07354a2608684f

      SHA512

      3a21c2e60e8e035fb90d428e86bb927077d8354a16f1abc291ccba4a4d7fee4f51cf781fa9202e5602a88ca70a6ba264ac49762100be5f6e09a2ec930e098168

    • memory/1120-29-0x00000000025C0000-0x00000000025C1000-memory.dmp

      Filesize

      4KB

    • memory/2352-21-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/2352-32-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/2352-39-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/2352-45-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/2352-91-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/2352-97-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/2352-726-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/2352-1875-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/2352-2427-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/2352-3335-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/2864-0-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB

    • memory/2864-16-0x0000000000400000-0x0000000000436000-memory.dmp

      Filesize

      216KB