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Analysis

  • max time kernel
    300s
  • max time network
    299s
  • platform
    windows10-1703_x64
  • resource
    win10-20240611-en
  • resource tags

    arch:x64arch:x86image:win10-20240611-enlocale:en-usos:windows10-1703-x64system
  • submitted
    08/08/2024, 22:41

General

  • Target

    9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe

  • Size

    3.9MB

  • MD5

    b1c0ec170f6a1d7e41c422ce8c8f5e74

  • SHA1

    4bdd11428931f138154de3c49afc02eb75171ea5

  • SHA256

    9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac

  • SHA512

    08aa39cc4e12f6e83bd0ac83f939514e3d50c7edca118dc3edef8ada4c4b16f2c2b46331a02d39bfe20934fc25498b1fe1e851b356247afbe21bfa2069ca3d18

  • SSDEEP

    98304:NZQFZAtgqI/kqGBnRAC6L4Px9AuvyGUe1FNA+und3:CAQkNRQL4J9AXjGFsn9

Malware Config

Signatures

  • Detect Socks5Systemz Payload 1 IoCs
  • Socks5Systemz

    Socks5Systemz is a botnet written in C++.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Unexpected DNS network traffic destination 2 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 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe
    "C:\Users\Admin\AppData\Local\Temp\9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5060
    • C:\Users\Admin\AppData\Local\Temp\is-IUVAI.tmp\9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-IUVAI.tmp\9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp" /SL5="$901DA,3787053,54272,C:\Users\Admin\AppData\Local\Temp\9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.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:3068
      • C:\Users\Admin\AppData\Local\Jeengle\jeengle32_64.exe
        "C:\Users\Admin\AppData\Local\Jeengle\jeengle32_64.exe" -i
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:1248
      • C:\Users\Admin\AppData\Local\Jeengle\jeengle32_64.exe
        "C:\Users\Admin\AppData\Local\Jeengle\jeengle32_64.exe" -s
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4928

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Jeengle\jeengle32_64.exe

    Filesize

    4.4MB

    MD5

    dd8bd91fab7d429add87d333c0793661

    SHA1

    bacacaf21db1a08cfd0349ac5a1d0c606a3b16bb

    SHA256

    91e0dca7dfb3bdec87a660389e72da43e6ff52748fa93b6d81bc61ce3d617941

    SHA512

    dfcf92d17ae9dc9abd91a2f4bab92eb922c26c0481e5e81fe408663e28806ee945b42121d956d2e2d868179e154634fec6c58426e495db3ff7dd3deb9e2a4333

  • C:\Users\Admin\AppData\Local\Temp\is-IUVAI.tmp\9dfcb56eb13219120960edfcc7d5ed318e1ec450f1070e06235467e51f9aeaac.tmp

    Filesize

    692KB

    MD5

    96e2c8db3dd8e1f3632aab3b400e4b9a

    SHA1

    4272048cddf5a17cee879c2c421f61e33baeff69

    SHA256

    624f7af3f2c4baa83666b9d02935116368c7660d5ee7059704f1d7279cde4cf2

    SHA512

    1d1642d10d31bf54e78fa6b3bba5e31b4fe745f1834d61dcf5ffd1d99934c1d7ba3ecc4832d0c3519380f5ded71632bf084ad4cfb3f74785e54d434508a8e984

  • \Users\Admin\AppData\Local\Temp\is-C8FOU.tmp\_isetup\_iscrypt.dll

    Filesize

    2KB

    MD5

    a69559718ab506675e907fe49deb71e9

    SHA1

    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

    SHA256

    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

    SHA512

    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

  • memory/1248-55-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/1248-52-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/1248-53-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/3068-60-0x0000000000400000-0x00000000004BD000-memory.dmp

    Filesize

    756KB

  • memory/3068-10-0x0000000000400000-0x00000000004BD000-memory.dmp

    Filesize

    756KB

  • memory/4928-73-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-83-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-120-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-117-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-61-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-64-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-67-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-70-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-114-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-76-0x0000000000BB0000-0x0000000000C52000-memory.dmp

    Filesize

    648KB

  • memory/4928-80-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-58-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-86-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-89-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-92-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-95-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-98-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-101-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-105-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-108-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/4928-111-0x0000000000400000-0x000000000086E000-memory.dmp

    Filesize

    4.4MB

  • memory/5060-0-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/5060-2-0x0000000000401000-0x000000000040B000-memory.dmp

    Filesize

    40KB

  • memory/5060-59-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB