Analysis

  • max time kernel
    141s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-11-2024 20:06

General

  • Target

    bdb0468f9f3f6e25a448f2de1fb25f9eca336f0d601d814eb70da62c660a1a4f.exe

  • Size

    5.3MB

  • MD5

    da83fd58b7378bf3604792f92c86f9a9

  • SHA1

    56d839563fd0b55e9847aa61de4f591fcf2e8fcc

  • SHA256

    bdb0468f9f3f6e25a448f2de1fb25f9eca336f0d601d814eb70da62c660a1a4f

  • SHA512

    2633195cfdce3057f6c6cd7e14997dabe42f17bf225ba6c8f90bdfe754462bccead603b5075e81a3943bc905425af2a0199137a62a5f98cfe295817169d7f7d7

  • SSDEEP

    98304:eep+aB5M9BT7OqMLv9i5K45Il4htfVlSbxJW6RXbIuvXh/2:d1AfOb1Hp4htXGJW6RXh2

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 5 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\bdb0468f9f3f6e25a448f2de1fb25f9eca336f0d601d814eb70da62c660a1a4f.exe
    "C:\Users\Admin\AppData\Local\Temp\bdb0468f9f3f6e25a448f2de1fb25f9eca336f0d601d814eb70da62c660a1a4f.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3004
    • C:\Users\Admin\AppData\Local\Temp\is-ENJ1M.tmp\bdb0468f9f3f6e25a448f2de1fb25f9eca336f0d601d814eb70da62c660a1a4f.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-ENJ1M.tmp\bdb0468f9f3f6e25a448f2de1fb25f9eca336f0d601d814eb70da62c660a1a4f.tmp" /SL5="$50154,5351967,54272,C:\Users\Admin\AppData\Local\Temp\bdb0468f9f3f6e25a448f2de1fb25f9eca336f0d601d814eb70da62c660a1a4f.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2236
      • C:\Users\Admin\AppData\Local\SyncPlayer 5.1.2\syncplayer32_64.exe
        "C:\Users\Admin\AppData\Local\SyncPlayer 5.1.2\syncplayer32_64.exe" -i
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:2624

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-ENJ1M.tmp\bdb0468f9f3f6e25a448f2de1fb25f9eca336f0d601d814eb70da62c660a1a4f.tmp

    Filesize

    683KB

    MD5

    5beb1afc154671b731ace9f407b8a68a

    SHA1

    f2fc06476db0468b19f0d117417b22296a13b38f

    SHA256

    c60c1ac00601c7ada49c11b69e09e295c8fa84c5aaf43c339c052dec95f05357

    SHA512

    747cf5423e52268ff588974a4743bdab39147b369fa886019020f0cefb733e89800f43cc2ad381089642fa63b233eed30a1520352b280951ff1eb381f3d2939b

  • \Users\Admin\AppData\Local\SyncPlayer 5.1.2\syncplayer32_64.exe

    Filesize

    2.4MB

    MD5

    f98e26e5a68732fe73f3ad5291552f87

    SHA1

    ff5d23f3616bba1b221fa91f4496ba72ae4afaf3

    SHA256

    f833084ce8d5b5c18dcd1eebef7bcd5a99676e407b0a78d12f6792796c1db7b1

    SHA512

    27621d6215680991d308697775a6c4274e647781fce4d5b8080f86b6c30b45b7f263fff416f03ffcb804dab39a4aabfbff301d547fddfe5d330061cda42f582b

  • \Users\Admin\AppData\Local\Temp\is-4JTV7.tmp\_isetup\_iscrypt.dll

    Filesize

    2KB

    MD5

    a69559718ab506675e907fe49deb71e9

    SHA1

    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

    SHA256

    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

    SHA512

    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

  • \Users\Admin\AppData\Local\Temp\is-4JTV7.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • memory/2236-124-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2236-152-0x00000000033C0000-0x000000000363C000-memory.dmp

    Filesize

    2.5MB

  • memory/2236-12-0x0000000000400000-0x00000000004BA000-memory.dmp

    Filesize

    744KB

  • memory/2236-119-0x00000000033C0000-0x000000000363C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-133-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-142-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-120-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-172-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-127-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-130-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-169-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-136-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-139-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-121-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-143-0x0000000002940000-0x00000000029E2000-memory.dmp

    Filesize

    648KB

  • memory/2624-149-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-165-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-153-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-156-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-159-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/2624-162-0x0000000000400000-0x000000000067C000-memory.dmp

    Filesize

    2.5MB

  • memory/3004-0-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/3004-2-0x0000000000401000-0x000000000040B000-memory.dmp

    Filesize

    40KB

  • memory/3004-125-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB