Analysis

  • max time kernel
    41s
  • max time network
    45s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 19:52

General

  • Target

    1dac49a6d6752628e50bc92638bdaab89ecb1783075d42236939ce944c1b979b.exe

  • Size

    23.9MB

  • MD5

    03477562a5e3e8ea14776e5112145287

  • SHA1

    848c678f64d57462ac8287d26b1774e4955f59a5

  • SHA256

    1dac49a6d6752628e50bc92638bdaab89ecb1783075d42236939ce944c1b979b

  • SHA512

    fc5c5d4729941cb4f2dc559077e705b981cc53d2938429e622eb14010b03ee9b4ac28f1f1bd943e1d97832658f0a0fc6244ac4a5de4172c64975c95e84a77f71

  • SSDEEP

    393216:V6bDIK+QhSqWaMdVMXQahXezeoJiX1p7Pvhtezbu6E4Cf8/BiDaccZIofEPjcFTB:VecqSqWavHOzbcX15HXAHCtDatTfqIJB

Score
10/10

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 13 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • AutoIT Executable 8 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1dac49a6d6752628e50bc92638bdaab89ecb1783075d42236939ce944c1b979b.exe
    "C:\Users\Admin\AppData\Local\Temp\1dac49a6d6752628e50bc92638bdaab89ecb1783075d42236939ce944c1b979b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1952
    • C:\Users\Admin\AppData\Local\Temp\windose\sovst.exe
      "C:\Users\Admin\AppData\Local\Temp\windose\sovst.exe"
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:1020
      • C:\Users\Admin\AppData\Local\Temp\windose\sovst.exe
        "C:\Users\Admin\AppData\Local\Temp\windose\sovst.exe"
        3⤵
        • Executes dropped EXE
        PID:1408
    • C:\Users\Admin\AppData\Local\Temp\windose\86.exe
      "C:\Users\Admin\AppData\Local\Temp\windose\86.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1252
      • C:\Users\Admin\AppData\Local\Temp\is-QK381.tmp\is-RI7AQ.tmp
        "C:\Users\Admin\AppData\Local\Temp\is-QK381.tmp\is-RI7AQ.tmp" /SL4 $30176 "C:\Users\Admin\AppData\Local\Temp\windose\86.exe" 23708527 52736
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:1012

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-QK381.tmp\is-RI7AQ.tmp

    Filesize

    658KB

    MD5

    f627721a34c13a5307779a498e8f6519

    SHA1

    9e54ec07e780eb1ccbbd61bb1a24238e46c01e18

    SHA256

    13c6a795a259a9731d5c00f35e6eeeeae840423d3e1783fd6c75509a3b7cb348

    SHA512

    c2dc88b441539b8827f0ef2a4c6b404cebaa5452d884d0174a2447347a462552f47a9d6521ecfa660cd9f0e0771fc192438865dcda305ab373c6f9a0c694aecc

  • C:\Users\Admin\AppData\Local\Temp\is-QK381.tmp\is-RI7AQ.tmp

    Filesize

    658KB

    MD5

    f627721a34c13a5307779a498e8f6519

    SHA1

    9e54ec07e780eb1ccbbd61bb1a24238e46c01e18

    SHA256

    13c6a795a259a9731d5c00f35e6eeeeae840423d3e1783fd6c75509a3b7cb348

    SHA512

    c2dc88b441539b8827f0ef2a4c6b404cebaa5452d884d0174a2447347a462552f47a9d6521ecfa660cd9f0e0771fc192438865dcda305ab373c6f9a0c694aecc

  • C:\Users\Admin\AppData\Local\Temp\windose\86.exe

    Filesize

    22.8MB

    MD5

    f175e21916c166cd829572f323d36350

    SHA1

    c19b849479060a60b643c7234cbccd62fe1dea4b

    SHA256

    1b4f9bfa65543789b5479d555fd430070eaa6abe3361c550db9af387af03355e

    SHA512

    bc8be50d5030c47d357ab69f1cd616802e0070c241bfdb194671daa01fc3f801461ce6d25878e6b3fa51cf7f4fbd3fb7b55a9910f7cd89347f1005b8b78be356

  • C:\Users\Admin\AppData\Local\Temp\windose\86.exe

    Filesize

    22.8MB

    MD5

    f175e21916c166cd829572f323d36350

    SHA1

    c19b849479060a60b643c7234cbccd62fe1dea4b

    SHA256

    1b4f9bfa65543789b5479d555fd430070eaa6abe3361c550db9af387af03355e

    SHA512

    bc8be50d5030c47d357ab69f1cd616802e0070c241bfdb194671daa01fc3f801461ce6d25878e6b3fa51cf7f4fbd3fb7b55a9910f7cd89347f1005b8b78be356

  • C:\Users\Admin\AppData\Local\Temp\windose\sovst.exe

    Filesize

    1.4MB

    MD5

    3797e5b27198143007d4f1b719d5825a

    SHA1

    8fcbdb72d83e95b86ede9ffe60d0716ddeecffe2

    SHA256

    80f97944337fb65e9d57644b786bfb0613850dbb568c06604b438e9038f7e6a5

    SHA512

    14c156a9e754cbc8467c2f792262c8d010a55d56fdf5429ac0c0fba297cc44d6b3e5c3bea1ccb6fec2e9e7c586e162480f0d245cc0176ec1369a85c7a8438b87

  • C:\Users\Admin\AppData\Local\Temp\windose\sovst.exe

    Filesize

    1.4MB

    MD5

    3797e5b27198143007d4f1b719d5825a

    SHA1

    8fcbdb72d83e95b86ede9ffe60d0716ddeecffe2

    SHA256

    80f97944337fb65e9d57644b786bfb0613850dbb568c06604b438e9038f7e6a5

    SHA512

    14c156a9e754cbc8467c2f792262c8d010a55d56fdf5429ac0c0fba297cc44d6b3e5c3bea1ccb6fec2e9e7c586e162480f0d245cc0176ec1369a85c7a8438b87

  • C:\Users\Admin\AppData\Local\Temp\windose\sovst.exe

    Filesize

    1.4MB

    MD5

    3797e5b27198143007d4f1b719d5825a

    SHA1

    8fcbdb72d83e95b86ede9ffe60d0716ddeecffe2

    SHA256

    80f97944337fb65e9d57644b786bfb0613850dbb568c06604b438e9038f7e6a5

    SHA512

    14c156a9e754cbc8467c2f792262c8d010a55d56fdf5429ac0c0fba297cc44d6b3e5c3bea1ccb6fec2e9e7c586e162480f0d245cc0176ec1369a85c7a8438b87

  • \Users\Admin\AppData\Local\Temp\is-KU2N2.tmp\_isetup\_isdecmp.dll

    Filesize

    13KB

    MD5

    a813d18268affd4763dde940246dc7e5

    SHA1

    c7366e1fd925c17cc6068001bd38eaef5b42852f

    SHA256

    e19781aabe466dd8779cb9c8fa41bbb73375447066bb34e876cf388a6ed63c64

    SHA512

    b310ed4cd2e94381c00a6a370fcb7cc867ebe425d705b69caaaaffdafbab91f72d357966916053e72e68ecf712f2af7585500c58bb53ec3e1d539179fcb45fb4

  • \Users\Admin\AppData\Local\Temp\is-KU2N2.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-KU2N2.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-QK381.tmp\is-RI7AQ.tmp

    Filesize

    658KB

    MD5

    f627721a34c13a5307779a498e8f6519

    SHA1

    9e54ec07e780eb1ccbbd61bb1a24238e46c01e18

    SHA256

    13c6a795a259a9731d5c00f35e6eeeeae840423d3e1783fd6c75509a3b7cb348

    SHA512

    c2dc88b441539b8827f0ef2a4c6b404cebaa5452d884d0174a2447347a462552f47a9d6521ecfa660cd9f0e0771fc192438865dcda305ab373c6f9a0c694aecc

  • \Users\Admin\AppData\Local\Temp\windose\86.exe

    Filesize

    22.8MB

    MD5

    f175e21916c166cd829572f323d36350

    SHA1

    c19b849479060a60b643c7234cbccd62fe1dea4b

    SHA256

    1b4f9bfa65543789b5479d555fd430070eaa6abe3361c550db9af387af03355e

    SHA512

    bc8be50d5030c47d357ab69f1cd616802e0070c241bfdb194671daa01fc3f801461ce6d25878e6b3fa51cf7f4fbd3fb7b55a9910f7cd89347f1005b8b78be356

  • \Users\Admin\AppData\Local\Temp\windose\86.exe

    Filesize

    22.8MB

    MD5

    f175e21916c166cd829572f323d36350

    SHA1

    c19b849479060a60b643c7234cbccd62fe1dea4b

    SHA256

    1b4f9bfa65543789b5479d555fd430070eaa6abe3361c550db9af387af03355e

    SHA512

    bc8be50d5030c47d357ab69f1cd616802e0070c241bfdb194671daa01fc3f801461ce6d25878e6b3fa51cf7f4fbd3fb7b55a9910f7cd89347f1005b8b78be356

  • \Users\Admin\AppData\Local\Temp\windose\86.exe

    Filesize

    22.8MB

    MD5

    f175e21916c166cd829572f323d36350

    SHA1

    c19b849479060a60b643c7234cbccd62fe1dea4b

    SHA256

    1b4f9bfa65543789b5479d555fd430070eaa6abe3361c550db9af387af03355e

    SHA512

    bc8be50d5030c47d357ab69f1cd616802e0070c241bfdb194671daa01fc3f801461ce6d25878e6b3fa51cf7f4fbd3fb7b55a9910f7cd89347f1005b8b78be356

  • \Users\Admin\AppData\Local\Temp\windose\86.exe

    Filesize

    22.8MB

    MD5

    f175e21916c166cd829572f323d36350

    SHA1

    c19b849479060a60b643c7234cbccd62fe1dea4b

    SHA256

    1b4f9bfa65543789b5479d555fd430070eaa6abe3361c550db9af387af03355e

    SHA512

    bc8be50d5030c47d357ab69f1cd616802e0070c241bfdb194671daa01fc3f801461ce6d25878e6b3fa51cf7f4fbd3fb7b55a9910f7cd89347f1005b8b78be356

  • \Users\Admin\AppData\Local\Temp\windose\sovst.exe

    Filesize

    1.4MB

    MD5

    3797e5b27198143007d4f1b719d5825a

    SHA1

    8fcbdb72d83e95b86ede9ffe60d0716ddeecffe2

    SHA256

    80f97944337fb65e9d57644b786bfb0613850dbb568c06604b438e9038f7e6a5

    SHA512

    14c156a9e754cbc8467c2f792262c8d010a55d56fdf5429ac0c0fba297cc44d6b3e5c3bea1ccb6fec2e9e7c586e162480f0d245cc0176ec1369a85c7a8438b87

  • \Users\Admin\AppData\Local\Temp\windose\sovst.exe

    Filesize

    1.4MB

    MD5

    3797e5b27198143007d4f1b719d5825a

    SHA1

    8fcbdb72d83e95b86ede9ffe60d0716ddeecffe2

    SHA256

    80f97944337fb65e9d57644b786bfb0613850dbb568c06604b438e9038f7e6a5

    SHA512

    14c156a9e754cbc8467c2f792262c8d010a55d56fdf5429ac0c0fba297cc44d6b3e5c3bea1ccb6fec2e9e7c586e162480f0d245cc0176ec1369a85c7a8438b87

  • \Users\Admin\AppData\Local\Temp\windose\sovst.exe

    Filesize

    1.4MB

    MD5

    3797e5b27198143007d4f1b719d5825a

    SHA1

    8fcbdb72d83e95b86ede9ffe60d0716ddeecffe2

    SHA256

    80f97944337fb65e9d57644b786bfb0613850dbb568c06604b438e9038f7e6a5

    SHA512

    14c156a9e754cbc8467c2f792262c8d010a55d56fdf5429ac0c0fba297cc44d6b3e5c3bea1ccb6fec2e9e7c586e162480f0d245cc0176ec1369a85c7a8438b87

  • \Users\Admin\AppData\Local\Temp\windose\sovst.exe

    Filesize

    1.4MB

    MD5

    3797e5b27198143007d4f1b719d5825a

    SHA1

    8fcbdb72d83e95b86ede9ffe60d0716ddeecffe2

    SHA256

    80f97944337fb65e9d57644b786bfb0613850dbb568c06604b438e9038f7e6a5

    SHA512

    14c156a9e754cbc8467c2f792262c8d010a55d56fdf5429ac0c0fba297cc44d6b3e5c3bea1ccb6fec2e9e7c586e162480f0d245cc0176ec1369a85c7a8438b87

  • \Users\Admin\AppData\Local\Temp\windose\sovst.exe

    Filesize

    1.4MB

    MD5

    3797e5b27198143007d4f1b719d5825a

    SHA1

    8fcbdb72d83e95b86ede9ffe60d0716ddeecffe2

    SHA256

    80f97944337fb65e9d57644b786bfb0613850dbb568c06604b438e9038f7e6a5

    SHA512

    14c156a9e754cbc8467c2f792262c8d010a55d56fdf5429ac0c0fba297cc44d6b3e5c3bea1ccb6fec2e9e7c586e162480f0d245cc0176ec1369a85c7a8438b87

  • memory/1012-98-0x0000000000000000-mapping.dmp

  • memory/1020-59-0x0000000000000000-mapping.dmp

  • memory/1252-73-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/1252-67-0x0000000000000000-mapping.dmp

  • memory/1252-89-0x0000000000400000-0x0000000000413000-memory.dmp

    Filesize

    76KB

  • memory/1408-79-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1408-82-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1408-87-0x000000000045AE58-mapping.dmp

  • memory/1408-91-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1408-90-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1408-94-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1408-96-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1408-85-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1408-80-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1408-106-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1408-100-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1408-71-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1408-77-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1408-72-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1408-75-0x0000000000400000-0x000000000046F000-memory.dmp

    Filesize

    444KB

  • memory/1952-54-0x0000000075981000-0x0000000075983000-memory.dmp

    Filesize

    8KB