Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240611-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-06-2024 23:07

General

  • Target

    c15c7a39a36c7934a34a21bf0fb61d60_NeikiAnalytics.exe

  • Size

    348KB

  • MD5

    c15c7a39a36c7934a34a21bf0fb61d60

  • SHA1

    b2a852d1ab8d615a2148a0966ac431e7979ded24

  • SHA256

    7074ba04d9224b5b634c83510e09c9a3824eca919984186d897b62a47cbab32e

  • SHA512

    426c17406e2c0c39f44d6873a6e7f04b9023d8b6043e8709f44e2fbbffba616f0b54518881218796be5f61a1347494d4ac39706d3187142289aa08eec53ac362

  • SSDEEP

    6144:wGL3HRsM+OFZccgudb/bb1ORKSeB5L44BXFOx:vVP+MeEbARKSe/4AXkx

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

rocket

C2

pelopeloso-28110.portmap.host:28110

Mutex

QSR_MUTEX_lGskyXvo8eJwQIPZAp

Attributes
  • encryption_key

    pjvltvhGpK5sPBq1UEXa

  • install_name

    agentdatahelper.exe

  • log_directory

    Logs

  • reconnect_delay

    1

  • startup_key

    Kernel32

  • subdirectory

    WinDataCenter

Signatures

  • Quasar RAT

    Quasar is an open source Remote Access Tool.

  • Quasar payload 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Drops file in System32 directory 4 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c15c7a39a36c7934a34a21bf0fb61d60_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\c15c7a39a36c7934a34a21bf0fb61d60_NeikiAnalytics.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3700
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks" /create /tn "Kernel32" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\c15c7a39a36c7934a34a21bf0fb61d60_NeikiAnalytics.exe" /rl HIGHEST /f
      2⤵
      • Creates scheduled task(s)
      PID:332
    • C:\Windows\SysWOW64\WinDataCenter\agentdatahelper.exe
      "C:\Windows\SysWOW64\WinDataCenter\agentdatahelper.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5100
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks" /create /tn "Kernel32" /sc ONLOGON /tr "C:\Windows\SysWOW64\WinDataCenter\agentdatahelper.exe" /rl HIGHEST /f
        3⤵
        • Creates scheduled task(s)
        PID:696

Network

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Windows\SysWOW64\WinDataCenter\agentdatahelper.exe
    Filesize

    348KB

    MD5

    c15c7a39a36c7934a34a21bf0fb61d60

    SHA1

    b2a852d1ab8d615a2148a0966ac431e7979ded24

    SHA256

    7074ba04d9224b5b634c83510e09c9a3824eca919984186d897b62a47cbab32e

    SHA512

    426c17406e2c0c39f44d6873a6e7f04b9023d8b6043e8709f44e2fbbffba616f0b54518881218796be5f61a1347494d4ac39706d3187142289aa08eec53ac362

  • memory/3700-6-0x00000000064F0000-0x0000000006502000-memory.dmp
    Filesize

    72KB

  • memory/3700-1-0x0000000000DB0000-0x0000000000E0E000-memory.dmp
    Filesize

    376KB

  • memory/3700-3-0x0000000005810000-0x00000000058A2000-memory.dmp
    Filesize

    584KB

  • memory/3700-4-0x0000000074E40000-0x00000000755F0000-memory.dmp
    Filesize

    7.7MB

  • memory/3700-5-0x00000000058B0000-0x0000000005916000-memory.dmp
    Filesize

    408KB

  • memory/3700-0-0x0000000074E4E000-0x0000000074E4F000-memory.dmp
    Filesize

    4KB

  • memory/3700-7-0x0000000006A30000-0x0000000006A6C000-memory.dmp
    Filesize

    240KB

  • memory/3700-2-0x0000000005CA0000-0x0000000006244000-memory.dmp
    Filesize

    5.6MB

  • memory/3700-14-0x0000000074E40000-0x00000000755F0000-memory.dmp
    Filesize

    7.7MB

  • memory/5100-15-0x0000000074E40000-0x00000000755F0000-memory.dmp
    Filesize

    7.7MB

  • memory/5100-16-0x0000000074E40000-0x00000000755F0000-memory.dmp
    Filesize

    7.7MB

  • memory/5100-18-0x0000000006310000-0x000000000631A000-memory.dmp
    Filesize

    40KB

  • memory/5100-19-0x0000000074E40000-0x00000000755F0000-memory.dmp
    Filesize

    7.7MB

  • memory/5100-20-0x0000000074E40000-0x00000000755F0000-memory.dmp
    Filesize

    7.7MB