Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-11-2024 06:34

General

  • Target

    4f6616d516ceba1cd460343b45c6babf1ecff8a8252b1e65ce1df868fe97d91f.exe

  • Size

    5.4MB

  • MD5

    78f7090660ac08394760121f229d6c3d

  • SHA1

    f753b6e39dbd121d8efcc1f316e5e5c513edfeeb

  • SHA256

    4f6616d516ceba1cd460343b45c6babf1ecff8a8252b1e65ce1df868fe97d91f

  • SHA512

    964ec5c9fab1314d76c08b439b6969aac14ec1153399f57f1091ee35c2e467bd0fb6426567bd852ebdf569f7c8326a2b7bf5cec6c0f9ceea7aed824660d63edf

  • SSDEEP

    98304:QLzbtn88645j41J97tWPVvDcxisawFAvCVOvo8OKyXzr196Xc4FDKjqzBP9zNKoA:QRbd47tWPVrcPjAvCEvRgnncDwkBFzNy

Malware Config

Signatures

  • Detect Socks5Systemz Payload 1 IoCs
  • Socks5Systemz

    Socks5Systemz is a botnet written in C++.

  • Socks5systemz family
  • Executes dropped EXE 2 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.

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4f6616d516ceba1cd460343b45c6babf1ecff8a8252b1e65ce1df868fe97d91f.exe
    "C:\Users\Admin\AppData\Local\Temp\4f6616d516ceba1cd460343b45c6babf1ecff8a8252b1e65ce1df868fe97d91f.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1392
    • C:\Users\Admin\AppData\Local\Temp\is-1DIJ6.tmp\4f6616d516ceba1cd460343b45c6babf1ecff8a8252b1e65ce1df868fe97d91f.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-1DIJ6.tmp\4f6616d516ceba1cd460343b45c6babf1ecff8a8252b1e65ce1df868fe97d91f.tmp" /SL5="$80054,5421264,54272,C:\Users\Admin\AppData\Local\Temp\4f6616d516ceba1cd460343b45c6babf1ecff8a8252b1e65ce1df868fe97d91f.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4528
      • C:\Users\Admin\AppData\Local\SyncPlayer 1.7.11\syncplayer.exe
        "C:\Users\Admin\AppData\Local\SyncPlayer 1.7.11\syncplayer.exe" -i
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2684

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\SyncPlayer 1.7.11\syncplayer.exe

    Filesize

    2.9MB

    MD5

    32d4db1f2fe54fa8819d53b87b48ba59

    SHA1

    5305b9e231f06497607c35bd9e249c712b32a188

    SHA256

    bc6271b1da064d2f0df2c3e2ed3d1b031fc31f93c09f752ce5523fac7a2b1998

    SHA512

    7511fff35d1863ed26bfb271804405f23231fffab374436a1dac374360791ec39c6a614326e8fb43d1b3bbb3143330efe39b4f7332b0dc43a9df732d0a7dc298

  • C:\Users\Admin\AppData\Local\Temp\is-1DIJ6.tmp\4f6616d516ceba1cd460343b45c6babf1ecff8a8252b1e65ce1df868fe97d91f.tmp

    Filesize

    688KB

    MD5

    b0b0f7e9cb76e3e1a15e7cc6b69be7cc

    SHA1

    bf890d42bf9a088b1297096318d29e11cd07e40f

    SHA256

    6888963570e92920e96545e4681970aefd092fc24e44644c7205c45d8a1c491a

    SHA512

    0b8880f37095c132794e0d66c070e8b4c0af8b1191bf106355e365433d2f5969f401bce243dee67b15f1b72ba7815c41508ca314baefae424b53ec06f031d1b9

  • C:\Users\Admin\AppData\Local\Temp\is-CGV60.tmp\_isetup\_iscrypt.dll

    Filesize

    2KB

    MD5

    a69559718ab506675e907fe49deb71e9

    SHA1

    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

    SHA256

    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

    SHA512

    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

  • memory/1392-0-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1392-2-0x0000000000401000-0x000000000040B000-memory.dmp

    Filesize

    40KB

  • memory/1392-170-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2684-175-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-205-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-168-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-218-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-164-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-172-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-215-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-178-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-181-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-184-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-188-0x00000000009E0000-0x0000000000A82000-memory.dmp

    Filesize

    648KB

  • memory/2684-189-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-195-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-198-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-199-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-202-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-165-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-208-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/2684-211-0x0000000000400000-0x00000000006ED000-memory.dmp

    Filesize

    2.9MB

  • memory/4528-13-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/4528-169-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB