Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-12-2024 16:44

General

  • Target

    ZulaSpacexHack.exe

  • Size

    2.2MB

  • MD5

    7785c52b863e9dae3fac08e3b130bb32

  • SHA1

    d812fe11ca73f802e5dbfa3422c17d88bf59066d

  • SHA256

    0f19f7f52cd3153147f72eadde474b26ad507715727d9a905a0817e4127fd334

  • SHA512

    805aa770dce5b6fe0743d8de53c8b597eed372115f4b93077e5e22d5269f3b3425c01206d17c98f4ad7dae8aa3e001511c2e2bb598628700b804653965b7bc8a

  • SSDEEP

    49152:+/y6Dko0SrLauBl8GGftU2wDRxOUiH6wPsJ1EtA9guyZ:+qW0UBMQxER2iA9guyZ

Malware Config

Extracted

Family

quasar

Attributes
  • reconnect_delay

    3000

Extracted

Family

quasar

Version

1.4.1

Botnet

zulaspcx

C2

yeniceri99-24578.portmap.io:24578

Mutex

938aa95f-e3d4-483d-9217-ffafea133927

Attributes
  • encryption_key

    3BBA711AB673CCE3CC23338F52513D2C4D42AFEF

  • install_name

    svchost.exe

  • log_directory

    Logs

  • reconnect_delay

    3000

  • startup_key

    Update

  • subdirectory

    Windows

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar family
  • Quasar payload 3 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\ZulaSpacexHack.exe
    "C:\Users\Admin\AppData\Local\Temp\ZulaSpacexHack.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3284
    • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4004
      • C:\Windows\SYSTEM32\schtasks.exe
        "schtasks" /create /tn "Update" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\Windows\svchost.exe" /rl HIGHEST /f
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:3624
      • C:\Users\Admin\AppData\Roaming\Windows\svchost.exe
        "C:\Users\Admin\AppData\Roaming\Windows\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1112
        • C:\Windows\SYSTEM32\schtasks.exe
          "schtasks" /create /tn "Update" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\Windows\svchost.exe" /rl HIGHEST /f
          4⤵
          • Scheduled Task/Job: Scheduled Task
          PID:1800

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\svchost.exe.log

    Filesize

    1KB

    MD5

    baf55b95da4a601229647f25dad12878

    SHA1

    abc16954ebfd213733c4493fc1910164d825cac8

    SHA256

    ee954c5d8156fd8890e582c716e5758ed9b33721258f10e758bdc31ccbcb1924

    SHA512

    24f502fedb1a305d0d7b08857ffc1db9b2359ff34e06d5748ecc84e35c985f29a20d9f0a533bea32d234ab37097ec0481620c63b14ac89b280e75e14d19fd545

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe

    Filesize

    3.1MB

    MD5

    cda244bc8f0486f4bce677dc71784369

    SHA1

    a7639235f14ed1ad673d2bfde070c266817e58b4

    SHA256

    ceec77c3852dd8b1fe96799500350ecf1d8e7c3e2a5931d58a6c99a711c9bfec

    SHA512

    3d6cd367f888923da267830e4e497808de31eed5e1d96a5de68ed82d0090aa23e41f1963ffb7cecc74fbf09948466a74666b4abaf7973b61da182b8e0096dea4

  • memory/1112-32-0x000000001CB00000-0x000000001CBB2000-memory.dmp

    Filesize

    712KB

  • memory/1112-31-0x000000001AF70000-0x000000001AFC0000-memory.dmp

    Filesize

    320KB

  • memory/3284-4-0x0000000005CB0000-0x0000000005D42000-memory.dmp

    Filesize

    584KB

  • memory/3284-5-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/3284-6-0x0000000005D90000-0x0000000005D9A000-memory.dmp

    Filesize

    40KB

  • memory/3284-7-0x0000000005E10000-0x0000000005E66000-memory.dmp

    Filesize

    344KB

  • memory/3284-8-0x0000000007460000-0x000000000780A000-memory.dmp

    Filesize

    3.7MB

  • memory/3284-0-0x000000007486E000-0x000000007486F000-memory.dmp

    Filesize

    4KB

  • memory/3284-3-0x0000000006260000-0x0000000006804000-memory.dmp

    Filesize

    5.6MB

  • memory/3284-2-0x0000000005C10000-0x0000000005CAC000-memory.dmp

    Filesize

    624KB

  • memory/3284-1-0x0000000000F10000-0x0000000001144000-memory.dmp

    Filesize

    2.2MB

  • memory/3284-33-0x000000007486E000-0x000000007486F000-memory.dmp

    Filesize

    4KB

  • memory/3284-34-0x0000000074860000-0x0000000075010000-memory.dmp

    Filesize

    7.7MB

  • memory/4004-22-0x00007FFE2E063000-0x00007FFE2E065000-memory.dmp

    Filesize

    8KB

  • memory/4004-23-0x00000000000F0000-0x0000000000414000-memory.dmp

    Filesize

    3.1MB