Analysis

  • max time kernel
    40s
  • max time network
    90s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    05/12/2022, 18:12

General

  • Target

    3a30fb341a06c4ee2c388ad9e17b427710aaba78ad7907e328592d7ac1a72825.exe

  • Size

    763KB

  • MD5

    9f2bddd714e815a94c84b81b2a363c7a

  • SHA1

    c661b6c4db3125d457baf286881fef200ae47313

  • SHA256

    3a30fb341a06c4ee2c388ad9e17b427710aaba78ad7907e328592d7ac1a72825

  • SHA512

    993c6a0a04ba9f7058544d20ff11c32e10ceaacd3fc6c6d81afd8dbb90c981b48301c8d407ec9705b0a5abfd75533f8b5cb86b82a3458126e58a355d8eea8623

  • SSDEEP

    12288:wTuo6lqeI2+uJvIgqckmpYYK/G2K/1lFoSE0vr1q6j+YpXHu1QhRDbSgRk:sjVeI2+ZsvcTUbFdHqgr3u1QhRDb+

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3a30fb341a06c4ee2c388ad9e17b427710aaba78ad7907e328592d7ac1a72825.exe
    "C:\Users\Admin\AppData\Local\Temp\3a30fb341a06c4ee2c388ad9e17b427710aaba78ad7907e328592d7ac1a72825.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:952
    • C:\Users\Admin\AppData\Local\Temp\DM\3a30fb341a06c4ee2c388ad9e17b427710aaba78ad7907e328592d7ac1a72825.exe\hkbsXezlUv\launch.exe
      C:\Users\Admin\AppData\Local\Temp\DM\3a30fb341a06c4ee2c388ad9e17b427710aaba78ad7907e328592d7ac1a72825.exe\hkbsXezlUv\launch.exe "e3a30fb341a06c4ee2c388ad9e17b427710aaba78ad7907e328592d7ac1a72825.exe" "3a30fb341a06c4ee2c388ad9e17b427710aaba78ad7907e328592d7ac1a72825.exe" "4f1861067e0b446c969491136a398468" dec
      2⤵
      • Executes dropped EXE
      PID:2032

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\DM\3a30fb341a06c4ee2c388ad9e17b427710aaba78ad7907e328592d7ac1a72825.exe\hkbsXezlUv\launch.exe

          Filesize

          117KB

          MD5

          04564d86553fcff6631250752e9b9b9b

          SHA1

          3093e6848fbfdb71f948fdd50f588e46bc760f31

          SHA256

          2f1ef4466a10d6203902ce54e2d9df9f40c35789eaa7f5ae15ce277fbba5c82b

          SHA512

          e96abb892610d6289f818ddf2ec76515a817ce4eebd977a6564850cb6b0092405adc85b4fcae299b03fd5897a5de65b224cd891ff07c24395f1c681bcc650887

        • C:\Users\Admin\AppData\Local\Temp\DM\3a30fb341a06c4ee2c388ad9e17b427710aaba78ad7907e328592d7ac1a72825.exe\hkbsXezlUv\launch.exe

          Filesize

          117KB

          MD5

          04564d86553fcff6631250752e9b9b9b

          SHA1

          3093e6848fbfdb71f948fdd50f588e46bc760f31

          SHA256

          2f1ef4466a10d6203902ce54e2d9df9f40c35789eaa7f5ae15ce277fbba5c82b

          SHA512

          e96abb892610d6289f818ddf2ec76515a817ce4eebd977a6564850cb6b0092405adc85b4fcae299b03fd5897a5de65b224cd891ff07c24395f1c681bcc650887

        • C:\Users\Admin\AppData\Local\Temp\DM\3a30fb341a06c4ee2c388ad9e17b427710aaba78ad7907e328592d7ac1a72825.exe\hkbsXezlUv\launch.exe.config

          Filesize

          340B

          MD5

          91629f6b28cbe2b52bb86cb5af3bdbca

          SHA1

          35fb57ac58c9eb0668f5832a588d9f81e040568b

          SHA256

          589c122996fadc118731c6f983c5d3b498c4b4b59700ea548f4cfb79e4eaaeeb

          SHA512

          f08382296696173784841a163c73c19e7bd674a08a053c0434d55696f45039721925e5d829e4bbbf71b07385d1b88c5ea241b8247eb0d81bf381205977bd14c5

        • \Users\Admin\AppData\Local\Temp\DM\3a30fb341a06c4ee2c388ad9e17b427710aaba78ad7907e328592d7ac1a72825.exe\hkbsXezlUv\launch.exe

          Filesize

          117KB

          MD5

          04564d86553fcff6631250752e9b9b9b

          SHA1

          3093e6848fbfdb71f948fdd50f588e46bc760f31

          SHA256

          2f1ef4466a10d6203902ce54e2d9df9f40c35789eaa7f5ae15ce277fbba5c82b

          SHA512

          e96abb892610d6289f818ddf2ec76515a817ce4eebd977a6564850cb6b0092405adc85b4fcae299b03fd5897a5de65b224cd891ff07c24395f1c681bcc650887

        • \Users\Admin\AppData\Local\Temp\nstC767.tmp\NSISdl.dll

          Filesize

          14KB

          MD5

          a5f8399a743ab7f9c88c645c35b1ebb5

          SHA1

          168f3c158913b0367bf79fa413357fbe97018191

          SHA256

          dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

          SHA512

          824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

        • \Users\Admin\AppData\Local\Temp\nstC767.tmp\pwgen.dll

          Filesize

          16KB

          MD5

          a555472395178ac8c733d90928e05017

          SHA1

          f44b192d66473f01a6540aaec4b6c9ac4c611d35

          SHA256

          82ae08fced4a1f9a7df123634da5f4cb12af4593a006bef421a54739a2cbd44e

          SHA512

          e6d87b030c45c655d93b2e76d7437ad900df5da2475dd2e6e28b6c872040491e80f540b00b6091d16bc8410bd58a1e82c62ee1b17193ef8500a153d4474bb80a

        • memory/952-54-0x0000000075141000-0x0000000075143000-memory.dmp

          Filesize

          8KB

        • memory/952-57-0x0000000074081000-0x0000000074083000-memory.dmp

          Filesize

          8KB

        • memory/2032-64-0x0000000073A80000-0x000000007402B000-memory.dmp

          Filesize

          5.7MB

        • memory/2032-65-0x0000000073A80000-0x000000007402B000-memory.dmp

          Filesize

          5.7MB