Analysis

  • max time kernel
    135s
  • max time network
    101s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    04/12/2022, 07:42

General

  • Target

    afc49b3f5cda858ac4eda7fb58008c64edfad8b416908ec05ae05d643238e0c0.exe

  • Size

    2.5MB

  • MD5

    6546e28d51062bb6f2aae51ab3e20335

  • SHA1

    49ea40c4a54b4e42ee56ce236a9ce1e53ad687a4

  • SHA256

    afc49b3f5cda858ac4eda7fb58008c64edfad8b416908ec05ae05d643238e0c0

  • SHA512

    c49c7db83df4de59aedb0dc621291da281ea62abbf79b2eeb2eef77856373833beeda1eb35730cc422dab4d06e4b554767a5adb38b8e74280e47cf27de6787d7

  • SSDEEP

    49152:U0BhpVrhEm7jLVk00TomsmoEaFsxRtkTlYxHM34RI1fQmBvq/2fjdFebA5rOYiZn:Ui/hfxk0a7Wsxnud1fQkv3FebSivZnn

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\afc49b3f5cda858ac4eda7fb58008c64edfad8b416908ec05ae05d643238e0c0.exe
    "C:\Users\Admin\AppData\Local\Temp\afc49b3f5cda858ac4eda7fb58008c64edfad8b416908ec05ae05d643238e0c0.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1252
    • C:\Users\Admin\AppData\Local\Temp\is-RGU3R.tmp\afc49b3f5cda858ac4eda7fb58008c64edfad8b416908ec05ae05d643238e0c0.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-RGU3R.tmp\afc49b3f5cda858ac4eda7fb58008c64edfad8b416908ec05ae05d643238e0c0.tmp" /SL5="$70124,1896967,70144,C:\Users\Admin\AppData\Local\Temp\afc49b3f5cda858ac4eda7fb58008c64edfad8b416908ec05ae05d643238e0c0.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      PID:1364

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\is-RGU3R.tmp\afc49b3f5cda858ac4eda7fb58008c64edfad8b416908ec05ae05d643238e0c0.tmp

          Filesize

          1.2MB

          MD5

          e7106fbf42fbc6d5b08a18ada4f781b4

          SHA1

          36d4a629f79d772c0b0df8bd2ae2ea09108d239d

          SHA256

          64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635

          SHA512

          adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

        • C:\Users\Admin\AppData\Local\Temp\is-RGU3R.tmp\afc49b3f5cda858ac4eda7fb58008c64edfad8b416908ec05ae05d643238e0c0.tmp

          Filesize

          1.2MB

          MD5

          e7106fbf42fbc6d5b08a18ada4f781b4

          SHA1

          36d4a629f79d772c0b0df8bd2ae2ea09108d239d

          SHA256

          64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635

          SHA512

          adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

        • \Users\Admin\AppData\Local\Temp\is-PTHHK.tmp\DownLib.dll

          Filesize

          183KB

          MD5

          db25dfdd4c1f2b65c68a230881072695

          SHA1

          94cd6a3438041f0e61b0a1bea7b66461854efe69

          SHA256

          1b66aaf1e7e3c493dd96af3b7442ea60072f6e93ba45281eacd31a14ca7e7e73

          SHA512

          db69e4ab2218856e5184d9094e7e39705b83e3efdc15225067205c8faf6e5836145364f1d509192defa3b48864e72b9f8c0f2dc53a7adb2b86c655318b7afc2c

        • \Users\Admin\AppData\Local\Temp\is-PTHHK.tmp\_isetup\_shfoldr.dll

          Filesize

          22KB

          MD5

          92dc6ef532fbb4a5c3201469a5b5eb63

          SHA1

          3e89ff837147c16b4e41c30d6c796374e0b8e62c

          SHA256

          9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

          SHA512

          9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

        • \Users\Admin\AppData\Local\Temp\is-PTHHK.tmp\_isetup\_shfoldr.dll

          Filesize

          22KB

          MD5

          92dc6ef532fbb4a5c3201469a5b5eb63

          SHA1

          3e89ff837147c16b4e41c30d6c796374e0b8e62c

          SHA256

          9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

          SHA512

          9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

        • \Users\Admin\AppData\Local\Temp\is-RGU3R.tmp\afc49b3f5cda858ac4eda7fb58008c64edfad8b416908ec05ae05d643238e0c0.tmp

          Filesize

          1.2MB

          MD5

          e7106fbf42fbc6d5b08a18ada4f781b4

          SHA1

          36d4a629f79d772c0b0df8bd2ae2ea09108d239d

          SHA256

          64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635

          SHA512

          adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

        • memory/1252-54-0x0000000075091000-0x0000000075093000-memory.dmp

          Filesize

          8KB

        • memory/1252-55-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/1252-66-0x0000000000400000-0x0000000000418000-memory.dmp

          Filesize

          96KB

        • memory/1364-65-0x0000000000750000-0x0000000000787000-memory.dmp

          Filesize

          220KB