Analysis

  • max time kernel
    143s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-06-2024 15:33

General

  • Target

    efda336f7bf37e48e9d36fc3d43d2180e3ab9dcb781f392731244cd69d19b41d.exe

  • Size

    5.6MB

  • MD5

    787d0a8eab90eb7552be9db980ce2b15

  • SHA1

    64bebc1b73b8f6fb9fdebdfa562dd2192aaf8c4d

  • SHA256

    efda336f7bf37e48e9d36fc3d43d2180e3ab9dcb781f392731244cd69d19b41d

  • SHA512

    6bf3e5bb7639c20e8adab46d1321019a3f3f43fd0b4c9b7fcac232ce581eeccc0d85fe67a40ac55b656d7f7d385b1d4a02abe400e82adc4ef20b0318c621b958

  • SSDEEP

    98304:CEXK4Sz4PYEXTrvgGYdKIFU6RONeadL6UvXbIWw7WH9FOUEaRyh2YSZWGGla2lQQ:1K4SvEDTgG9I/JQXbf/9gMRXYKWGG1lf

Malware Config

Signatures

  • Detect Socks5Systemz Payload 3 IoCs
  • Socks5Systemz

    Socks5Systemz is a botnet written in C++.

  • Executes dropped EXE 3 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.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\efda336f7bf37e48e9d36fc3d43d2180e3ab9dcb781f392731244cd69d19b41d.exe
    "C:\Users\Admin\AppData\Local\Temp\efda336f7bf37e48e9d36fc3d43d2180e3ab9dcb781f392731244cd69d19b41d.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3384
    • C:\Users\Admin\AppData\Local\Temp\is-QMS2J.tmp\efda336f7bf37e48e9d36fc3d43d2180e3ab9dcb781f392731244cd69d19b41d.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-QMS2J.tmp\efda336f7bf37e48e9d36fc3d43d2180e3ab9dcb781f392731244cd69d19b41d.tmp" /SL5="$8004A,5581599,54272,C:\Users\Admin\AppData\Local\Temp\efda336f7bf37e48e9d36fc3d43d2180e3ab9dcb781f392731244cd69d19b41d.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:932
      • C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\morphologyvixenjunior32.exe
        "C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\morphologyvixenjunior32.exe" -i
        3⤵
        • Executes dropped EXE
        PID:3984
      • C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\morphologyvixenjunior32.exe
        "C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\morphologyvixenjunior32.exe" -s
        3⤵
        • Executes dropped EXE
        PID:4476

Network

MITRE ATT&CK Matrix ATT&CK v13

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Morphology VIXEN Junior\morphologyvixenjunior32.exe
    Filesize

    3.9MB

    MD5

    8319a551c005ea68173f2be6ddeee1a7

    SHA1

    b0351c328a95ef49516d6da582c8700e3e64bef2

    SHA256

    fe77f1740d5056e03507371ad5a0c8460bb23c4c9f3a7e223d8b86cb4e980b2a

    SHA512

    7be06f563d2871b6ee72f6ff0ab7325d65e36dc78e12164931df909c19b2f1ec961941b1f5c3e9a46912ddf59a3833f9a230f9f6b60f8b9552a30de137d2af43

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

    2KB

    MD5

    a69559718ab506675e907fe49deb71e9

    SHA1

    bc8f404ffdb1960b50c12ff9413c893b56f2e36f

    SHA256

    2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

    SHA512

    e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

  • C:\Users\Admin\AppData\Local\Temp\is-QMS2J.tmp\efda336f7bf37e48e9d36fc3d43d2180e3ab9dcb781f392731244cd69d19b41d.tmp
    Filesize

    680KB

    MD5

    7335a9f4381058bb82f581dc817c27fb

    SHA1

    34708ac444b8f118af813ec37a467d9dbdcbe647

    SHA256

    0af2b4c482da58fe9132cf0be46979b5515de299404400fddde00518e8a74237

    SHA512

    eba6a395a32a639b0e1d830e13ba0174d9d187b2a5647bd99b314eca90230f0c279b08a2f2ae52552017bad361659fe7a1a10ea25ab60cff8668869ec85c3802

  • memory/932-10-0x0000000000400000-0x00000000004BA000-memory.dmp
    Filesize

    744KB

  • memory/932-70-0x0000000000400000-0x00000000004BA000-memory.dmp
    Filesize

    744KB

  • memory/3384-69-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

  • memory/3384-2-0x0000000000401000-0x000000000040B000-memory.dmp
    Filesize

    40KB

  • memory/3384-0-0x0000000000400000-0x0000000000414000-memory.dmp
    Filesize

    80KB

  • memory/3984-59-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/3984-60-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/3984-63-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/3984-64-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-75-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-89-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-71-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-74-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-66-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-78-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-81-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-84-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-87-0x0000000000A90000-0x0000000000B32000-memory.dmp
    Filesize

    648KB

  • memory/4476-68-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-94-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-97-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-100-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-103-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-106-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-109-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-111-0x0000000000A90000-0x0000000000B32000-memory.dmp
    Filesize

    648KB

  • memory/4476-110-0x0000000000A90000-0x0000000000B32000-memory.dmp
    Filesize

    648KB

  • memory/4476-115-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB

  • memory/4476-118-0x0000000000400000-0x00000000007E1000-memory.dmp
    Filesize

    3.9MB