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Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/06/2024, 17:41

General

  • Target

    1cb39489286f6086c1e4cf78f34c9b271abceb495dad8a227d41e65284d7fa8b.exe

  • Size

    6.5MB

  • MD5

    174b7e036d94d650f4c96cb6fae1a10b

  • SHA1

    e741d242c0063d690ed3eae79ed6beb32ecac713

  • SHA256

    1cb39489286f6086c1e4cf78f34c9b271abceb495dad8a227d41e65284d7fa8b

  • SHA512

    ce38f03de85b25f75f899a188a8b684722f50b4462ee2c2b52d670509f7208bdc111e5d69f7c7031f2d54e3765b795acf9fdb25b0d11576dfbab98ef69b6ee54

  • SSDEEP

    196608:4zTKRvLt7teb0QM6Ic68B6YMOeWXmPk0R7cAEw:46Jt7tgzMqHBXM/MmP5Ynw

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\1cb39489286f6086c1e4cf78f34c9b271abceb495dad8a227d41e65284d7fa8b.exe
    "C:\Users\Admin\AppData\Local\Temp\1cb39489286f6086c1e4cf78f34c9b271abceb495dad8a227d41e65284d7fa8b.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1108
    • C:\Users\Admin\AppData\Local\Temp\is-IJ9ER.tmp\1cb39489286f6086c1e4cf78f34c9b271abceb495dad8a227d41e65284d7fa8b.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-IJ9ER.tmp\1cb39489286f6086c1e4cf78f34c9b271abceb495dad8a227d41e65284d7fa8b.tmp" /SL5="$F002E,6598516,54272,C:\Users\Admin\AppData\Local\Temp\1cb39489286f6086c1e4cf78f34c9b271abceb495dad8a227d41e65284d7fa8b.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4252
      • C:\Users\Admin\AppData\Local\Berry Player\berryplayer32.exe
        "C:\Users\Admin\AppData\Local\Berry Player\berryplayer32.exe" -i
        3⤵
        • Executes dropped EXE
        PID:2096
      • C:\Users\Admin\AppData\Local\Berry Player\berryplayer32.exe
        "C:\Users\Admin\AppData\Local\Berry Player\berryplayer32.exe" -s
        3⤵
        • Executes dropped EXE
        PID:4476

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Berry Player\berryplayer32.exe

    Filesize

    5.2MB

    MD5

    5ca9acd6d1df6f66ba38a509fa5c5644

    SHA1

    6fee376874c1fcc7258d5d4f80c3892b30a59404

    SHA256

    babde2a20f5e9d57b177a7c9a61211b3fd08ac91523f2bc18f639e34f572df0b

    SHA512

    25af505b0c10d379360262186731d5cf66661efda02d01edcf1ff322b1ce90a634e407ec096475934220368d1b83431882825659e87566861b1baeb393145e20

  • C:\Users\Admin\AppData\Local\Temp\is-IJ9ER.tmp\1cb39489286f6086c1e4cf78f34c9b271abceb495dad8a227d41e65284d7fa8b.tmp

    Filesize

    680KB

    MD5

    311c1ab01728e25cad4124cb6f68a2f1

    SHA1

    5d01c47cfefe9bf5390684076fc18129111e5138

    SHA256

    66e0c4091239948306890f2749f8c9af121efe1b8c9ee09b479d2e2e6a489d0b

    SHA512

    235b4d48aaf7f3cf01a26127f9a161a7395b8d16facd0e1ee5701fddd3ab3bd32fbeff868f0f3776d8bbebea2cfaf369006ff4deae200909c322790b7eec0ed6

  • C:\Users\Admin\AppData\Local\Temp\is-TMM1M.tmp\_isetup\_iscrypt.dll

    Filesize

    2KB

    MD5

    a69559718ab506675e907fe49deb71e9

    SHA1

    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

    SHA256

    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

    SHA512

    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

  • memory/1108-3-0x0000000000401000-0x000000000040B000-memory.dmp

    Filesize

    40KB

  • memory/1108-0-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1108-68-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2096-59-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/2096-60-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/2096-64-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/2096-63-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4252-69-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/4252-10-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/4476-73-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4476-93-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4476-67-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4476-74-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4476-77-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4476-80-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4476-83-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4476-86-0x0000000000B60000-0x0000000000C02000-memory.dmp

    Filesize

    648KB

  • memory/4476-90-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4476-70-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4476-96-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4476-99-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4476-102-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4476-105-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4476-108-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4476-110-0x0000000000B60000-0x0000000000C02000-memory.dmp

    Filesize

    648KB

  • memory/4476-109-0x0000000000B60000-0x0000000000C02000-memory.dmp

    Filesize

    648KB

  • memory/4476-114-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB

  • memory/4476-117-0x0000000000400000-0x0000000000936000-memory.dmp

    Filesize

    5.2MB