Analysis

  • max time kernel
    111s
  • max time network
    110s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    17-11-2020 12:47

General

  • Target

    512dcdde20ea7d71a0fcb599b0ba603d.exe

  • Size

    12.5MB

  • MD5

    67424ac60a8cebcee28124b353bb49cb

  • SHA1

    67eec0b4efdb102f12a57f3347876f8db91271a8

  • SHA256

    e5736a3647f36c366a1515c19d1ebc6b9d5d9a053f5cd467c7a80b13d83143f7

  • SHA512

    ce3ee51d762f1de4916274940ff4d60b075a29279e04d688bf39b2f07200c2107568f449a3640ed8fa15682b30817ad6e2b2d116882c88b6aaed2fe12fe31c10

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 7 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in System32 directory 5 IoCs
  • Drops file in Program Files directory 49 IoCs
  • Modifies registry class 14 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\512dcdde20ea7d71a0fcb599b0ba603d.exe
    "C:\Users\Admin\AppData\Local\Temp\512dcdde20ea7d71a0fcb599b0ba603d.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:536
    • C:\Users\Admin\AppData\Local\Temp\is-395DQ.tmp\512dcdde20ea7d71a0fcb599b0ba603d.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-395DQ.tmp\512dcdde20ea7d71a0fcb599b0ba603d.tmp" /SL5="$30104,12352160,776192,C:\Users\Admin\AppData\Local\Temp\512dcdde20ea7d71a0fcb599b0ba603d.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2020
      • C:\Windows\SysWOW64\regsvr32.exe
        "C:\Windows\system32\regsvr32.exe" /s "C:\Windows\system32\xvid.ax"
        3⤵
        • Loads dropped DLL
        • Modifies registry class
        PID:1632
      • C:\Program Files (x86)\Isoft Free Video Converter\wmfdist.exe
        "C:\Program Files (x86)\Isoft Free Video Converter\wmfdist.exe" /Q:A /R:N
        3⤵
        • Executes dropped EXE
        PID:316
      • C:\Program Files (x86)\Isoft Free Video Converter\VideoConverter.exe
        "C:\Program Files (x86)\Isoft Free Video Converter\VideoConverter.exe" 512dcdde20ea7d71a0fcb599b0ba603d.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious behavior: EnumeratesProcesses
        PID:1592

Network

MITRE ATT&CK Matrix ATT&CK v6

Discovery

Query Registry

1
T1012

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Isoft Free Video Converter\VideoConverter.exe
    MD5

    a0f772011c6d3d25790bae20747f9236

    SHA1

    a9ca396ac93c5c852d349fb19e00fe96184d877d

    SHA256

    c7f2fea3c643b5223d67a0a56ea43177b5f8a16d606dc14927c0324f96eb545d

    SHA512

    4fac2558abbbe29bc50e35415383af00d7c2cbb0f326c304b7f27414695dc398e203f9212c1919919a1c7089bf1517dea0077e785d67fdd099c0806b580a2c0c

  • C:\Program Files (x86)\Isoft Free Video Converter\sqlite3.dll
    MD5

    e477a96c8f2b18d6b5c27bde49c990bf

    SHA1

    e980c9bf41330d1e5bd04556db4646a0210f7409

    SHA256

    16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

    SHA512

    335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

  • C:\Program Files (x86)\Isoft Free Video Converter\wmfdist.exe
    MD5

    f59090e9a8070d7fbbdcc8895d2169a3

    SHA1

    370e62290cac6a6c7aa13442741caf6671437a54

    SHA256

    a6b53074cb4a3f9885f6e7d52c9e893b44cf4965000d899b2bf21508ac320023

    SHA512

    45b9d9bd43b67c39b35a0f4007a2800847e65da8f818bef4b2f5858d95235fca34708ab9b774324bc7e1eb9519ce5d2f4634034f7987c17e788d017f2fdf7d5a

  • C:\Program Files (x86)\Isoft Free Video Converter\wmfdist.exe
    MD5

    f59090e9a8070d7fbbdcc8895d2169a3

    SHA1

    370e62290cac6a6c7aa13442741caf6671437a54

    SHA256

    a6b53074cb4a3f9885f6e7d52c9e893b44cf4965000d899b2bf21508ac320023

    SHA512

    45b9d9bd43b67c39b35a0f4007a2800847e65da8f818bef4b2f5858d95235fca34708ab9b774324bc7e1eb9519ce5d2f4634034f7987c17e788d017f2fdf7d5a

  • C:\Users\Admin\AppData\Local\Temp\is-395DQ.tmp\512dcdde20ea7d71a0fcb599b0ba603d.tmp
    MD5

    4376b4cecb5244d11c5a7d8c465ca6ae

    SHA1

    8e56aba0def557e49a018766baa329f7cf71f225

    SHA256

    021bf86aac9942dffa5040f33324d240f655e11321d92e73ebc4177858ff9689

    SHA512

    d4f1338c2f7cff4731f7dd1ae7f4a717763cc82cd727f4caad82e37733842bd4afd446d94a465a3b41ebfeb1d96abd3a308fa7891a1a20eff89752f56851a2e6

  • C:\Users\Admin\AppData\Local\Temp\is-395DQ.tmp\512dcdde20ea7d71a0fcb599b0ba603d.tmp
    MD5

    4376b4cecb5244d11c5a7d8c465ca6ae

    SHA1

    8e56aba0def557e49a018766baa329f7cf71f225

    SHA256

    021bf86aac9942dffa5040f33324d240f655e11321d92e73ebc4177858ff9689

    SHA512

    d4f1338c2f7cff4731f7dd1ae7f4a717763cc82cd727f4caad82e37733842bd4afd446d94a465a3b41ebfeb1d96abd3a308fa7891a1a20eff89752f56851a2e6

  • C:\Windows\SysWOW64\xvid.ax
    MD5

    1dfc887cb243a525675ce04787dedf8b

    SHA1

    69163fbf6a40a34ae9f27e652b01b4cc8fb2cc5f

    SHA256

    0969d1f5501ad4be6f969ce45f44a739b2d61a50237f75ae7b77626d6a0aff11

    SHA512

    160a6df0774c359a3959088fe478d237b4fa597eaa0cf1b084b77ba8fcdb08137387fa3ce91bd40e3af6d2992be048e583368644fe6fa627918e8900833adde4

  • \Program Files (x86)\Isoft Free Video Converter\VideoConverter.exe
    MD5

    a0f772011c6d3d25790bae20747f9236

    SHA1

    a9ca396ac93c5c852d349fb19e00fe96184d877d

    SHA256

    c7f2fea3c643b5223d67a0a56ea43177b5f8a16d606dc14927c0324f96eb545d

    SHA512

    4fac2558abbbe29bc50e35415383af00d7c2cbb0f326c304b7f27414695dc398e203f9212c1919919a1c7089bf1517dea0077e785d67fdd099c0806b580a2c0c

  • \Program Files (x86)\Isoft Free Video Converter\VideoConverter.exe
    MD5

    a0f772011c6d3d25790bae20747f9236

    SHA1

    a9ca396ac93c5c852d349fb19e00fe96184d877d

    SHA256

    c7f2fea3c643b5223d67a0a56ea43177b5f8a16d606dc14927c0324f96eb545d

    SHA512

    4fac2558abbbe29bc50e35415383af00d7c2cbb0f326c304b7f27414695dc398e203f9212c1919919a1c7089bf1517dea0077e785d67fdd099c0806b580a2c0c

  • \Program Files (x86)\Isoft Free Video Converter\sqlite3.dll
    MD5

    e477a96c8f2b18d6b5c27bde49c990bf

    SHA1

    e980c9bf41330d1e5bd04556db4646a0210f7409

    SHA256

    16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

    SHA512

    335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

  • \Program Files (x86)\Isoft Free Video Converter\wmfdist.exe
    MD5

    f59090e9a8070d7fbbdcc8895d2169a3

    SHA1

    370e62290cac6a6c7aa13442741caf6671437a54

    SHA256

    a6b53074cb4a3f9885f6e7d52c9e893b44cf4965000d899b2bf21508ac320023

    SHA512

    45b9d9bd43b67c39b35a0f4007a2800847e65da8f818bef4b2f5858d95235fca34708ab9b774324bc7e1eb9519ce5d2f4634034f7987c17e788d017f2fdf7d5a

  • \Users\Admin\AppData\Local\Temp\is-395DQ.tmp\512dcdde20ea7d71a0fcb599b0ba603d.tmp
    MD5

    4376b4cecb5244d11c5a7d8c465ca6ae

    SHA1

    8e56aba0def557e49a018766baa329f7cf71f225

    SHA256

    021bf86aac9942dffa5040f33324d240f655e11321d92e73ebc4177858ff9689

    SHA512

    d4f1338c2f7cff4731f7dd1ae7f4a717763cc82cd727f4caad82e37733842bd4afd446d94a465a3b41ebfeb1d96abd3a308fa7891a1a20eff89752f56851a2e6

  • \Users\Admin\AppData\Local\Temp\is-NHJQ1.tmp\_isetup\_iscrypt.dll
    MD5

    a69559718ab506675e907fe49deb71e9

    SHA1

    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

    SHA256

    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

    SHA512

    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

  • \Windows\SysWOW64\xvid.ax
    MD5

    1dfc887cb243a525675ce04787dedf8b

    SHA1

    69163fbf6a40a34ae9f27e652b01b4cc8fb2cc5f

    SHA256

    0969d1f5501ad4be6f969ce45f44a739b2d61a50237f75ae7b77626d6a0aff11

    SHA512

    160a6df0774c359a3959088fe478d237b4fa597eaa0cf1b084b77ba8fcdb08137387fa3ce91bd40e3af6d2992be048e583368644fe6fa627918e8900833adde4

  • memory/316-10-0x0000000000000000-mapping.dmp
  • memory/1592-14-0x0000000000000000-mapping.dmp
  • memory/1592-19-0x0000000005030000-0x0000000005041000-memory.dmp
    Filesize

    68KB

  • memory/1592-18-0x0000000004C20000-0x0000000004C31000-memory.dmp
    Filesize

    68KB

  • memory/1632-6-0x0000000000000000-mapping.dmp
  • memory/2020-1-0x0000000000000000-mapping.dmp