Analysis

  • max time kernel
    41s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 08:16

General

  • Target

    1cee75794ae194c1bd27d3137135e8e7bfa4b29f857955eadf465c7c681cfd25.exe

  • Size

    3.0MB

  • MD5

    c4c710506ba7c3775c9e2e1639d87567

  • SHA1

    b02c48377bf0dcccc77132a3172c4276e1585dc5

  • SHA256

    1cee75794ae194c1bd27d3137135e8e7bfa4b29f857955eadf465c7c681cfd25

  • SHA512

    08ac93f6dffa5c9b2b39273d789355cae035ba1d963dd3e6766dc4d17bdc2016f05a345bde2d573616707bcdf55319eb14e6b3fabca4e327559659209a2bbdc4

  • SSDEEP

    49152:YVkVwyZ4P6EayzgbIPRRM5OspPTr9poNgAm/pwkg7D9cp96PNxiebA5rOYiZn/:YGVwywnbuIEssp3z6D9cjOOebSivZn/

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 use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1cee75794ae194c1bd27d3137135e8e7bfa4b29f857955eadf465c7c681cfd25.exe
    "C:\Users\Admin\AppData\Local\Temp\1cee75794ae194c1bd27d3137135e8e7bfa4b29f857955eadf465c7c681cfd25.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1184
    • C:\Users\Admin\AppData\Local\Temp\is-KVARA.tmp\1cee75794ae194c1bd27d3137135e8e7bfa4b29f857955eadf465c7c681cfd25.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-KVARA.tmp\1cee75794ae194c1bd27d3137135e8e7bfa4b29f857955eadf465c7c681cfd25.tmp" /SL5="$60122,2498939,70144,C:\Users\Admin\AppData\Local\Temp\1cee75794ae194c1bd27d3137135e8e7bfa4b29f857955eadf465c7c681cfd25.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:1860

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-KVARA.tmp\1cee75794ae194c1bd27d3137135e8e7bfa4b29f857955eadf465c7c681cfd25.tmp

    Filesize

    1.2MB

    MD5

    e7106fbf42fbc6d5b08a18ada4f781b4

    SHA1

    36d4a629f79d772c0b0df8bd2ae2ea09108d239d

    SHA256

    64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635

    SHA512

    adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

  • C:\Users\Admin\AppData\Local\Temp\is-KVARA.tmp\1cee75794ae194c1bd27d3137135e8e7bfa4b29f857955eadf465c7c681cfd25.tmp

    Filesize

    1.2MB

    MD5

    e7106fbf42fbc6d5b08a18ada4f781b4

    SHA1

    36d4a629f79d772c0b0df8bd2ae2ea09108d239d

    SHA256

    64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635

    SHA512

    adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

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

    Filesize

    183KB

    MD5

    db25dfdd4c1f2b65c68a230881072695

    SHA1

    94cd6a3438041f0e61b0a1bea7b66461854efe69

    SHA256

    1b66aaf1e7e3c493dd96af3b7442ea60072f6e93ba45281eacd31a14ca7e7e73

    SHA512

    db69e4ab2218856e5184d9094e7e39705b83e3efdc15225067205c8faf6e5836145364f1d509192defa3b48864e72b9f8c0f2dc53a7adb2b86c655318b7afc2c

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

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

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

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-KVARA.tmp\1cee75794ae194c1bd27d3137135e8e7bfa4b29f857955eadf465c7c681cfd25.tmp

    Filesize

    1.2MB

    MD5

    e7106fbf42fbc6d5b08a18ada4f781b4

    SHA1

    36d4a629f79d772c0b0df8bd2ae2ea09108d239d

    SHA256

    64e1f1fa7d91920b17bc7bc679a4cd8d87ff5b104318b6921bb6bf6a19055635

    SHA512

    adf876296a952aadeb4f25211c0939bf5a278809b5d3007ad7e26c5d4975e7684d242c1b3de796efd474a47cb7ecdb80f9047935924a1108bf0e4d7c973d1845

  • memory/1184-54-0x0000000074BB1000-0x0000000074BB3000-memory.dmp

    Filesize

    8KB

  • memory/1184-55-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1184-57-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1184-67-0x0000000000400000-0x0000000000418000-memory.dmp

    Filesize

    96KB

  • memory/1860-59-0x0000000000000000-mapping.dmp

  • memory/1860-66-0x0000000001F20000-0x0000000001F57000-memory.dmp

    Filesize

    220KB