Analysis

  • max time kernel
    140s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2024 16:56

General

  • Target

    5a14c52d94163f773a35d422045102083936eed644e8eeaf2de9c256b76f9345.exe

  • Size

    3.9MB

  • MD5

    a9a2f3af2f0634181b11acf79f9a7302

  • SHA1

    3ddd3b0dfcb8fbe9df2d280499db4524f0ca92b9

  • SHA256

    5a14c52d94163f773a35d422045102083936eed644e8eeaf2de9c256b76f9345

  • SHA512

    e528d14996b298e37cea708edb8d9e08a61ce2d91f8114c417602ab72e826e5235619da15027ec07a248bbcbbd713fab3fd44549dab95d7c2a0dc3adcf535ddd

  • SSDEEP

    98304:NDAb2Jwgf5+/Gv8zBOkG0omFpOlAfNGvcgkxTinwcHcGmma5H85ElhrH:pG2J3oZzBOk5KkxKZH4zl858ZH

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 7 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 5 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5a14c52d94163f773a35d422045102083936eed644e8eeaf2de9c256b76f9345.exe
    "C:\Users\Admin\AppData\Local\Temp\5a14c52d94163f773a35d422045102083936eed644e8eeaf2de9c256b76f9345.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2096
    • C:\Users\Admin\AppData\Local\Temp\is-I2QQO.tmp\5a14c52d94163f773a35d422045102083936eed644e8eeaf2de9c256b76f9345.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-I2QQO.tmp\5a14c52d94163f773a35d422045102083936eed644e8eeaf2de9c256b76f9345.tmp" /SL5="$400F4,3866191,54272,C:\Users\Admin\AppData\Local\Temp\5a14c52d94163f773a35d422045102083936eed644e8eeaf2de9c256b76f9345.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2564
      • C:\Windows\SysWOW64\net.exe
        "C:\Windows\system32\net.exe" pause 2_you_player_11253
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2740
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 pause 2_you_player_11253
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2868
      • C:\Users\Admin\AppData\Local\2YouPlayer 3.3.0.3\2youplayer32.exe
        "C:\Users\Admin\AppData\Local\2YouPlayer 3.3.0.3\2youplayer32.exe" -i
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2756

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\2YouPlayer 3.3.0.3\sqlite3.dll

    Filesize

    630KB

    MD5

    e477a96c8f2b18d6b5c27bde49c990bf

    SHA1

    e980c9bf41330d1e5bd04556db4646a0210f7409

    SHA256

    16574f51785b0e2fc29c2c61477eb47bb39f714829999511dc8952b43ab17660

    SHA512

    335a86268e7c0e568b1c30981ec644e6cd332e66f96d2551b58a82515316693c1859d87b4f4b7310cf1ac386cee671580fdd999c3bcb23acf2c2282c01c8798c

  • \Users\Admin\AppData\Local\2YouPlayer 3.3.0.3\2youplayer32.exe

    Filesize

    3.2MB

    MD5

    5a4dab36194241f7976d0b3e53eddec7

    SHA1

    f8d8107e1f60683fadd30c7c93b4141882cca312

    SHA256

    6dc2646cab773b70e8bc1918b0d2065851578bc466c1f2b71703e9e2fc573fc0

    SHA512

    ced4ceaf361085d399de23529c560f66f7fc87faa910dc4a1224c2e51dd7864d7526a4ae7b4c50a0e964ebb5aa1fb6b45cb14140841f696a4071faaff73d92f4

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

    Filesize

    2KB

    MD5

    a69559718ab506675e907fe49deb71e9

    SHA1

    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

    SHA256

    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

    SHA512

    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

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

    Filesize

    19KB

    MD5

    3adaa386b671c2df3bae5b39dc093008

    SHA1

    067cf95fbdb922d81db58432c46930f86d23dded

    SHA256

    71cd2f5bc6e13b8349a7c98697c6d2e3fcdeea92699cedd591875bea869fae38

    SHA512

    bbe4187758d1a69f75a8cca6b3184e0c20cf8701b16531b55ed4987497934b3c9ef66ecd5e6b83c7357f69734f1c8301b9f82f0a024bb693b732a2d5760fd303

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

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-I2QQO.tmp\5a14c52d94163f773a35d422045102083936eed644e8eeaf2de9c256b76f9345.tmp

    Filesize

    687KB

    MD5

    f6ff03296acc9672eb47ba14f63320af

    SHA1

    9e11308337ab3dbfd82b4b0db7f470810233116a

    SHA256

    940179326b04e349a5de2e0493bf5053f6f8ddc587804b918defaae4d6b275ae

    SHA512

    53a24af15c61507a6d0eb79695e8639e33032dfb61200f82853aca2d69df948ed31358db96c3a1cfb8cd0117f5a2f756acd4cd7c6733cd5554da051254e36617

  • memory/2096-2-0x0000000000401000-0x000000000040B000-memory.dmp

    Filesize

    40KB

  • memory/2096-0-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2096-58-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2564-10-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/2564-57-0x0000000003980000-0x0000000003CB6000-memory.dmp

    Filesize

    3.2MB

  • memory/2564-47-0x0000000003980000-0x0000000003CB6000-memory.dmp

    Filesize

    3.2MB

  • memory/2564-56-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/2756-61-0x0000000060900000-0x0000000060992000-memory.dmp

    Filesize

    584KB

  • memory/2756-81-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-60-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-50-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-62-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-65-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-69-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-73-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-77-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-52-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-83-0x0000000002B20000-0x0000000002BC2000-memory.dmp

    Filesize

    648KB

  • memory/2756-89-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-93-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-97-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-101-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-105-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-109-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-114-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB

  • memory/2756-118-0x0000000000400000-0x0000000000736000-memory.dmp

    Filesize

    3.2MB