Analysis

  • max time kernel
    150s
  • max time network
    151s
  • 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 09:53

General

  • Target

    e9b35b5be376ac692883d89a4e6bd3adf6cce42317886c3449349b6be85f8362.exe

  • Size

    5.4MB

  • MD5

    68f8788e4e11f8eab8f92133828a55e7

  • SHA1

    3b2bf79ef499e98b67016152cc05814f685e0190

  • SHA256

    e9b35b5be376ac692883d89a4e6bd3adf6cce42317886c3449349b6be85f8362

  • SHA512

    554d87cd2c5bbd9f7e00a208d28801292ad0ec792b351185575d37f37991fe09fc9ae0a277e7f36edd8ba6f661b2aa24d843fd5fda8bba9f0d5b0418bbede5c1

  • SSDEEP

    98304:QDVpjUzReNlMZbOA0w+OdIKXTOIgqPAb+pf8/JD5Z8plD9WQLy2qYwX/OE+Ah:2jUzQMSA09Odh6SoapfUJD3afLGX/OQ

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\e9b35b5be376ac692883d89a4e6bd3adf6cce42317886c3449349b6be85f8362.exe
    "C:\Users\Admin\AppData\Local\Temp\e9b35b5be376ac692883d89a4e6bd3adf6cce42317886c3449349b6be85f8362.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3252
    • C:\Users\Admin\AppData\Local\Temp\is-LEO18.tmp\e9b35b5be376ac692883d89a4e6bd3adf6cce42317886c3449349b6be85f8362.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-LEO18.tmp\e9b35b5be376ac692883d89a4e6bd3adf6cce42317886c3449349b6be85f8362.tmp" /SL5="$502BA,5433055,54272,C:\Users\Admin\AppData\Local\Temp\e9b35b5be376ac692883d89a4e6bd3adf6cce42317886c3449349b6be85f8362.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4472
      • C:\Users\Admin\AppData\Local\SyncPlayer 1.8.1\syncplayer.exe
        "C:\Users\Admin\AppData\Local\SyncPlayer 1.8.1\syncplayer.exe" -i
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1152

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\SyncPlayer 1.8.1\syncplayer.exe

    Filesize

    2.9MB

    MD5

    6a0c1961ad13d5d66c2db0783631020e

    SHA1

    c85d7e68912c38469e9103fef060cbc1a6e14887

    SHA256

    b4e4eab1d184fe49958a8c32387f5a33ee3227ade495d4731d8659c244db7c2f

    SHA512

    e329bc987012ea93aade493f15c4795f0e3814cdf354210af0056a1866f8f236fdc933f7a4548bcaea641ae30b21ebbe93babf8e4fc2f2db9515ed3f168ea8c5

  • C:\Users\Admin\AppData\Local\Temp\is-LEO18.tmp\e9b35b5be376ac692883d89a4e6bd3adf6cce42317886c3449349b6be85f8362.tmp

    Filesize

    688KB

    MD5

    c095b47a48bc00a5c4c937bab3455219

    SHA1

    ced7935cd85f0d8a22d9b41519dd2413e84d5eae

    SHA256

    7a8d04667ac6b12af95f882e83e3dd148a953800240b8fd95da91828c56213cb

    SHA512

    997199543a1a54166d0b6c8f0be51b67b454b1cc3a61297bd7514370230952b2a937ff866f13e0a0ccbabccd331bf85e461ddfa1f081c17eb810c92a1833069c

  • C:\Users\Admin\AppData\Local\Temp\is-UM4BK.tmp\_isetup\_iscrypt.dll

    Filesize

    2KB

    MD5

    a69559718ab506675e907fe49deb71e9

    SHA1

    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

    SHA256

    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

    SHA512

    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

  • memory/1152-179-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-201-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-220-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-164-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-165-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-168-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-217-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-213-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-172-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-173-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-176-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-210-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-182-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-185-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-189-0x0000000000A10000-0x0000000000AB2000-memory.dmp

    Filesize

    648KB

  • memory/1152-190-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-196-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-197-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-200-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-207-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/1152-204-0x0000000000400000-0x00000000006EE000-memory.dmp

    Filesize

    2.9MB

  • memory/3252-2-0x0000000000401000-0x000000000040B000-memory.dmp

    Filesize

    40KB

  • memory/3252-170-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/3252-0-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/4472-12-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB

  • memory/4472-169-0x0000000000400000-0x00000000004BC000-memory.dmp

    Filesize

    752KB