Analysis

  • max time kernel
    148s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    04-11-2024 20:47

General

  • Target

    fd63528e5889cff0958711acf01d114a81096a06606b5ae0f92017faf5eb2a6a.exe

  • Size

    6.1MB

  • MD5

    97c2943a670a2f157e95db670dfe151f

  • SHA1

    bbe83ca54bec740939e3a0a2d6b58232d893f8bc

  • SHA256

    fd63528e5889cff0958711acf01d114a81096a06606b5ae0f92017faf5eb2a6a

  • SHA512

    9371b6e3fcec8d77544806ad137cb036c5f78662eb6be538bdc89f9cac81317eca9010d22b72e788f3eaba75d512a755529be7b353363e05582b0e311e4a2cc3

  • SSDEEP

    196608:Pz/p5p7wJXJJSppe4NPzcCCUZ0UzeP2nC:L/BXeggCjPeOC

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 6 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).

  • 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 WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fd63528e5889cff0958711acf01d114a81096a06606b5ae0f92017faf5eb2a6a.exe
    "C:\Users\Admin\AppData\Local\Temp\fd63528e5889cff0958711acf01d114a81096a06606b5ae0f92017faf5eb2a6a.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1700
    • C:\Users\Admin\AppData\Local\Temp\is-O31L7.tmp\fd63528e5889cff0958711acf01d114a81096a06606b5ae0f92017faf5eb2a6a.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-O31L7.tmp\fd63528e5889cff0958711acf01d114a81096a06606b5ae0f92017faf5eb2a6a.tmp" /SL5="$40016,6112410,54272,C:\Users\Admin\AppData\Local\Temp\fd63528e5889cff0958711acf01d114a81096a06606b5ae0f92017faf5eb2a6a.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2548
      • C:\Users\Admin\AppData\Local\SyncPlayer 1.2.8\syncplayer32_64.exe
        "C:\Users\Admin\AppData\Local\SyncPlayer 1.2.8\syncplayer32_64.exe" -i
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\SyncPlayer 1.2.8\syncplayer32_64.exe

    Filesize

    2.4MB

    MD5

    39eb1faf4633e2634f8af88b4ee0dc90

    SHA1

    f27feca50faa7174bffd99e5627fbe4f18cc023c

    SHA256

    117641080c1fc9849b052e9e35dd652b8e15682f8211cdb16c9132e008a15d0c

    SHA512

    cbc82a790379f1519436aff078f1a9f599b4ab1b6cf6dcfb57c83de330984f98b632f33fa48146ca9b59f47bc752a13f9019e1ce26fd23be1967944d05255455

  • \Users\Admin\AppData\Local\Temp\is-8HUHB.tmp\_isetup\_iscrypt.dll

    Filesize

    2KB

    MD5

    a69559718ab506675e907fe49deb71e9

    SHA1

    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

    SHA256

    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

    SHA512

    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

  • \Users\Admin\AppData\Local\Temp\is-8HUHB.tmp\_isetup\_isdecmp.dll

    Filesize

    32KB

    MD5

    b6f11a0ab7715f570f45900a1fe84732

    SHA1

    77b1201e535445af5ea94c1b03c0a1c34d67a77b

    SHA256

    e47dd306a9854599f02bc1b07ca6dfbd5220f8a1352faa9616d1a327de0bbf67

    SHA512

    78a757e67d21eb7cc95954df15e3eeff56113d6b40fb73f0c5f53304265cc52c79125d6f1b3655b64f9a411711b5b70f746080d708d7c222f4e65bad64b1b771

  • \Users\Admin\AppData\Local\Temp\is-8HUHB.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-O31L7.tmp\fd63528e5889cff0958711acf01d114a81096a06606b5ae0f92017faf5eb2a6a.tmp

    Filesize

    683KB

    MD5

    9a0875617411ceb48ce4fb856d7cc1bf

    SHA1

    93fb066de1362bf3b4cf3773adc1b9e5e571322d

    SHA256

    2b8b1e6793af6a3b3d0d5ebff9bea5b9ac7a6dbad44c137ab5698ffdba5fbf1f

    SHA512

    2bb857cadd2adcf2f836012cb0c00618a5e46433ba9ab8b2dedaa4d61daad07b1462a38ee9083272aa9ff8be97ef6e2fac937151e7042dea7992ca20e6355e75

  • memory/1536-133-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/1536-127-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/1536-172-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/1536-169-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/1536-165-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/1536-122-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/1536-162-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/1536-156-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/1536-130-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/1536-159-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/1536-136-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/1536-139-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/1536-142-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/1536-143-0x00000000029C0000-0x0000000002A62000-memory.dmp

    Filesize

    648KB

  • memory/1536-149-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/1536-152-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/1700-125-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1700-0-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/1700-2-0x0000000000401000-0x000000000040B000-memory.dmp

    Filesize

    40KB

  • memory/2548-153-0x0000000004860000-0x0000000004ADC000-memory.dmp

    Filesize

    2.5MB

  • memory/2548-12-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2548-121-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2548-119-0x0000000004860000-0x0000000004ADC000-memory.dmp

    Filesize

    2.5MB