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Analysis

  • max time kernel
    146s
  • max time network
    149s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240508-en
  • resource tags

    arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    05/06/2024, 18:48

General

  • Target

    6440835a706611ccec86a174da1ad5a3a92398549efbb050f91c2f7ce73604e7.exe

  • Size

    6.2MB

  • MD5

    00f68ec59482a94888719985b269ce9b

  • SHA1

    7167ee643e2bc4703f05ff9458da97f437362aee

  • SHA256

    6440835a706611ccec86a174da1ad5a3a92398549efbb050f91c2f7ce73604e7

  • SHA512

    0335e4b3973d660a00f31677dd4bc4212613ab61b85927a480a077e322b5acbb5aab57373637296f910c587a6ca2d2a64df62e2ea175242d6078ccd8ed94ad6b

  • SSDEEP

    98304:mXoF/KsTkPom8xmvPYVCTi6zIILUGPNrP0k0kfY89Xl5yaiUfz5I2rSTYujS5suY:tQsAPo1mvw0jIkZp0Hkw8UaPNIHjG2uY

Malware Config

Signatures

  • Detect Socks5Systemz Payload 3 IoCs
  • Socks5Systemz

    Socks5Systemz is a botnet written in C++.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Unexpected DNS network traffic destination 1 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Checks installed software on the system 1 TTPs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6440835a706611ccec86a174da1ad5a3a92398549efbb050f91c2f7ce73604e7.exe
    "C:\Users\Admin\AppData\Local\Temp\6440835a706611ccec86a174da1ad5a3a92398549efbb050f91c2f7ce73604e7.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1824
    • C:\Users\Admin\AppData\Local\Temp\is-LGPVN.tmp\6440835a706611ccec86a174da1ad5a3a92398549efbb050f91c2f7ce73604e7.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-LGPVN.tmp\6440835a706611ccec86a174da1ad5a3a92398549efbb050f91c2f7ce73604e7.tmp" /SL5="$40208,6206406,54272,C:\Users\Admin\AppData\Local\Temp\6440835a706611ccec86a174da1ad5a3a92398549efbb050f91c2f7ce73604e7.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2788
      • C:\Users\Admin\AppData\Local\Galaxy Music Studio\galaxymusicstudio32.exe
        "C:\Users\Admin\AppData\Local\Galaxy Music Studio\galaxymusicstudio32.exe" -i
        3⤵
        • Executes dropped EXE
        PID:3832
      • C:\Users\Admin\AppData\Local\Galaxy Music Studio\galaxymusicstudio32.exe
        "C:\Users\Admin\AppData\Local\Galaxy Music Studio\galaxymusicstudio32.exe" -s
        3⤵
        • Executes dropped EXE
        PID:5068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Galaxy Music Studio\galaxymusicstudio32.exe

    Filesize

    4.9MB

    MD5

    b9e81579f90b3a9dfeaf9b2ac634478f

    SHA1

    8b89259a2bfde30e8483917922e96e3be22cbc3d

    SHA256

    97ae0e70a6d660359270d810d8a668e44ab175d89cb83022622f912b9e62b8e0

    SHA512

    95bd9950167d8713f055461adb51c90f5b726214c36395e6c73b70047fba1d040e93b3a7813162692a7f2245eb5a5eb72dcfa54e72a07bb673c453d42024fc54

  • C:\Users\Admin\AppData\Local\Temp\is-H15MK.tmp\_isetup\_iscrypt.dll

    Filesize

    2KB

    MD5

    a69559718ab506675e907fe49deb71e9

    SHA1

    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

    SHA256

    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

    SHA512

    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

  • C:\Users\Admin\AppData\Local\Temp\is-LGPVN.tmp\6440835a706611ccec86a174da1ad5a3a92398549efbb050f91c2f7ce73604e7.tmp

    Filesize

    680KB

    MD5

    78f695ace22daf36e34fa37782f0dd80

    SHA1

    4098c49735260753da510587fd946153ce2c2001

    SHA256

    0395db2b5a63eaed214bd1d2831931bfc5621f136567254c82fcc02821e26f30

    SHA512

    6def356098859e3fb2806126e6515a1e76a9efb8c95edbf53f8b6fef41302a77a9f791a4b3bec08fae82693c7f77192161aacd7a66c22043a520cb8aa14c3861

  • memory/1824-2-0x0000000000401000-0x000000000040B000-memory.dmp

    Filesize

    40KB

  • memory/1824-0-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1824-69-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2788-70-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2788-13-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/3832-62-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/3832-64-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/3832-65-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/3832-59-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/5068-74-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/5068-96-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/5068-68-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/5068-77-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/5068-80-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/5068-83-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/5068-86-0x0000000000CF0000-0x0000000000D92000-memory.dmp

    Filesize

    648KB

  • memory/5068-88-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/5068-93-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/5068-71-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/5068-99-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/5068-102-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/5068-105-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/5068-108-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/5068-109-0x0000000000CF0000-0x0000000000D92000-memory.dmp

    Filesize

    648KB

  • memory/5068-110-0x0000000000CF0000-0x0000000000D92000-memory.dmp

    Filesize

    648KB

  • memory/5068-113-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB

  • memory/5068-117-0x0000000000400000-0x00000000008E9000-memory.dmp

    Filesize

    4.9MB