Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    15/01/2022, 16:47

General

  • Target
    5e0ec56b7f043b0beb5d367f01d380bf.exe
  • Size 317KB
  • Sample220115-vajtyafbfm
  • SHA256 8a751d00452b87e451b2bed181045523ad011e726496c8522ffbf63e2d4fdbb1
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://host-data-coin-11.com/

  • http://file-coin-host-12.com/

  • http://srtuiyhuali.at/

  • http://fufuiloirtu.com/

  • http://amogohuigotuli.at/

  • http://novohudosovu.com/

  • http://brutuilionust.com/

  • http://bubushkalioua.com/

  • http://dumuilistrati.at/

  • http://verboliatsiaeeees.com/

rc4.i32
rc4.i32
rc4.i32
rc4.i32

Extracted

Family
  • arkei

Botnet
  • Default

C2
  • http://file-file-host4.com/tratata.php

Extracted

Family
  • tofsee

C2
  • patmushta.info

  • parubey.info

Extracted

Family
  • redline

Botnet
  • noname

C2
  • 185.215.113.29:34865

Signatures

  • Arkei

    Arkei is an infostealer written in C++.

  • RedLine

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

  • RedLine Payload 2 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Tofsee

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

  • Windows security bypass 2 TTPs
  • suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

    suricata: ET MALWARE Sharik/Smoke CnC Beacon 11

  • suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

    suricata: ET MALWARE Single char EXE direct download likely trojan (multiple families)

  • xmrig

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

  • Arkei Stealer Payload 2 IoCs
  • XMRig Miner Payload 2 IoCs
  • Creates new service(s) 1 TTPs
  • Downloads MZ/PE file
  • Executes dropped EXE 19 IoCs
  • Modifies Windows Firewall 1 TTPs
  • Sets service image path in registry 2 TTPs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 12 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • Launches sc.exe

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

  • Detects Pyinstaller 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

  • Modifies data under HKEY_USERS 11 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e0ec56b7f043b0beb5d367f01d380bf.exe
    "C:\Users\Admin\AppData\Local\Temp\5e0ec56b7f043b0beb5d367f01d380bf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:828
    • C:\Users\Admin\AppData\Local\Temp\5e0ec56b7f043b0beb5d367f01d380bf.exe
      "C:\Users\Admin\AppData\Local\Temp\5e0ec56b7f043b0beb5d367f01d380bf.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:972
  • C:\Users\Admin\AppData\Local\Temp\6D34.exe
    C:\Users\Admin\AppData\Local\Temp\6D34.exe
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:1704
  • C:\Users\Admin\AppData\Local\Temp\765D.exe
    C:\Users\Admin\AppData\Local\Temp\765D.exe
    1⤵
    • Executes dropped EXE
    PID:1432
  • C:\Users\Admin\AppData\Local\Temp\7B2F.exe
    C:\Users\Admin\AppData\Local\Temp\7B2F.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:1672
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\qivgytxm\
      2⤵
        PID:1956
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\pjhbcrzo.exe" C:\Windows\SysWOW64\qivgytxm\
        2⤵
          PID:1200
        • C:\Windows\SysWOW64\sc.exe
          "C:\Windows\System32\sc.exe" create qivgytxm binPath= "C:\Windows\SysWOW64\qivgytxm\pjhbcrzo.exe /d\"C:\Users\Admin\AppData\Local\Temp\7B2F.exe\"" type= own start= auto DisplayName= "wifi support"
          2⤵
            PID:1916
          • C:\Windows\SysWOW64\sc.exe
            "C:\Windows\System32\sc.exe" description qivgytxm "wifi internet conection"
            2⤵
              PID:1492
            • C:\Windows\SysWOW64\sc.exe
              "C:\Windows\System32\sc.exe" start qivgytxm
              2⤵
                PID:1928
              • 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:1132
              • C:\Users\Admin\AppData\Local\Temp\7DEE.exe
                C:\Users\Admin\AppData\Local\Temp\7DEE.exe
                1⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Suspicious use of SetThreadContext
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of WriteProcessMemory
                PID:696
                • C:\Users\Admin\AppData\Local\Temp\7DEE.exe
                  C:\Users\Admin\AppData\Local\Temp\7DEE.exe
                  2⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  • Suspicious use of AdjustPrivilegeToken
                  PID:1600
                  • C:\Users\Admin\AppData\Local\Temp\satan.exe
                    "C:\Users\Admin\AppData\Local\Temp\satan.exe"
                    3⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    • Suspicious use of NtSetInformationThreadHideFromDebugger
                    • Suspicious use of AdjustPrivilegeToken
                    PID:1668
                  • C:\Users\Admin\AppData\Local\Temp\ferrari2.exe
                    "C:\Users\Admin\AppData\Local\Temp\ferrari2.exe"
                    3⤵
                    • Executes dropped EXE
                    • Suspicious use of AdjustPrivilegeToken
                    PID:1988
              • C:\Windows\SysWOW64\qivgytxm\pjhbcrzo.exe
                C:\Windows\SysWOW64\qivgytxm\pjhbcrzo.exe /d"C:\Users\Admin\AppData\Local\Temp\7B2F.exe"
                1⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious use of WriteProcessMemory
                PID:1184
                • 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:916
                  • 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:1728
              • C:\Users\Admin\AppData\Local\Temp\FD8D.exe
                C:\Users\Admin\AppData\Local\Temp\FD8D.exe
                1⤵
                • Executes dropped EXE
                PID:848
              • C:\Users\Admin\AppData\Local\Temp\BC1.exe
                C:\Users\Admin\AppData\Local\Temp\BC1.exe
                1⤵
                • Executes dropped EXE
                • Suspicious use of NtSetInformationThreadHideFromDebugger
                PID:1172
              • C:\Users\Admin\AppData\Local\Temp\20A9.exe
                C:\Users\Admin\AppData\Local\Temp\20A9.exe
                1⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Suspicious use of SetThreadContext
                • Suspicious use of AdjustPrivilegeToken
                PID:1632
                • C:\Users\Admin\AppData\Local\Temp\20A9.exe
                  C:\Users\Admin\AppData\Local\Temp\20A9.exe
                  2⤵
                  • Executes dropped EXE
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2256
              • C:\Users\Admin\AppData\Local\Temp\4395.exe
                C:\Users\Admin\AppData\Local\Temp\4395.exe
                1⤵
                • Executes dropped EXE
                PID:1752
              • C:\Windows\SysWOW64\explorer.exe
                C:\Windows\SysWOW64\explorer.exe
                1⤵
                • Accesses Microsoft Outlook profiles
                • outlook_office_path
                • outlook_win_path
                PID:1456
              • C:\Windows\explorer.exe
                C:\Windows\explorer.exe
                1⤵
                  PID:1384
                • C:\Users\Admin\AppData\Local\Temp\65F4.exe
                  C:\Users\Admin\AppData\Local\Temp\65F4.exe
                  1⤵
                  • Executes dropped EXE
                  PID:976
                • C:\Users\Admin\AppData\Local\Temp\7688.exe
                  C:\Users\Admin\AppData\Local\Temp\7688.exe
                  1⤵
                  • Executes dropped EXE
                  PID:772
                • C:\Users\Admin\AppData\Local\Temp\B177.exe
                  C:\Users\Admin\AppData\Local\Temp\B177.exe
                  1⤵
                  • Executes dropped EXE
                  • Loads dropped DLL
                  PID:2312
                  • C:\Users\Admin\AppData\Local\Temp\B177.exe
                    C:\Users\Admin\AppData\Local\Temp\B177.exe
                    2⤵
                    • Executes dropped EXE
                    • Loads dropped DLL
                    PID:2380
                • C:\Users\Admin\AppData\Local\Temp\CE6E.exe
                  C:\Users\Admin\AppData\Local\Temp\CE6E.exe
                  1⤵
                  • Executes dropped EXE
                  PID:2512
                • C:\Users\Admin\AppData\Local\Temp\F5F0.exe
                  C:\Users\Admin\AppData\Local\Temp\F5F0.exe
                  1⤵
                  • Executes dropped EXE
                  PID:2644

                Network

                      MITRE ATT&CK Enterprise v6

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      memory/696-79-0x0000000000340000-0x00000000003CA000-memory.dmp

                      memory/696-78-0x0000000000340000-0x00000000003CA000-memory.dmp

                      memory/696-89-0x00000000002F0000-0x00000000002F1000-memory.dmp

                      memory/696-88-0x0000000004380000-0x0000000004381000-memory.dmp

                      memory/772-206-0x0000000001210000-0x000000000121C000-memory.dmp

                      memory/772-208-0x0000000004770000-0x0000000004771000-memory.dmp

                      memory/772-205-0x0000000001210000-0x000000000121C000-memory.dmp

                      memory/828-55-0x00000000006BB000-0x00000000006CB000-memory.dmp

                      memory/828-59-0x0000000000220000-0x0000000000229000-memory.dmp

                      memory/848-218-0x0000000002FA0000-0x0000000003045000-memory.dmp

                      memory/848-213-0x0000000002BD0000-0x0000000002C70000-memory.dmp

                      memory/848-217-0x0000000000400000-0x0000000002BC5000-memory.dmp

                      memory/848-216-0x0000000002E80000-0x0000000002F01000-memory.dmp

                      memory/848-215-0x0000000000400000-0x0000000002BC5000-memory.dmp

                      memory/848-220-0x0000000000400000-0x0000000002BC5000-memory.dmp

                      memory/848-254-0x0000000004770000-0x00000000047D8000-memory.dmp

                      memory/848-255-0x00000000047E0000-0x0000000004872000-memory.dmp

                      memory/848-257-0x0000000000400000-0x0000000002BC5000-memory.dmp

                      memory/848-214-0x0000000002DC0000-0x0000000002E80000-memory.dmp

                      memory/916-97-0x0000000000080000-0x0000000000095000-memory.dmp

                      memory/916-93-0x0000000000080000-0x0000000000095000-memory.dmp

                      memory/916-92-0x0000000000080000-0x0000000000095000-memory.dmp

                      memory/972-56-0x0000000000400000-0x0000000000409000-memory.dmp

                      memory/972-58-0x0000000076071000-0x0000000076073000-memory.dmp

                      memory/976-201-0x0000000002120000-0x0000000002180000-memory.dmp

                      memory/1172-177-0x0000000000040000-0x00000000000C3000-memory.dmp

                      memory/1172-175-0x0000000075680000-0x00000000757DC000-memory.dmp

                      memory/1172-169-0x0000000000180000-0x0000000000181000-memory.dmp

                      memory/1172-178-0x0000000075010000-0x000000007509F000-memory.dmp

                      memory/1172-210-0x00000000749C0000-0x00000000749D7000-memory.dmp

                      memory/1172-168-0x0000000000040000-0x00000000000C3000-memory.dmp

                      memory/1172-166-0x00000000002C0000-0x0000000000305000-memory.dmp

                      memory/1172-176-0x0000000000040000-0x00000000000C3000-memory.dmp

                      memory/1172-179-0x0000000074AF0000-0x0000000074B70000-memory.dmp

                      memory/1172-211-0x0000000075D20000-0x0000000075D55000-memory.dmp

                      memory/1172-167-0x0000000000040000-0x00000000000C3000-memory.dmp

                      memory/1172-172-0x0000000076020000-0x0000000076067000-memory.dmp

                      memory/1172-165-0x00000000747E0000-0x000000007482A000-memory.dmp

                      memory/1172-173-0x0000000076FE0000-0x0000000077037000-memory.dmp

                      memory/1172-171-0x0000000074EC0000-0x0000000074F6C000-memory.dmp

                      memory/1172-180-0x0000000076070000-0x0000000076CBA000-memory.dmp

                      memory/1172-181-0x00000000027F0000-0x00000000027F1000-memory.dmp

                      memory/1184-96-0x0000000000400000-0x000000000055E000-memory.dmp

                      memory/1184-90-0x000000000065B000-0x000000000066C000-memory.dmp

                      memory/1384-195-0x0000000000070000-0x0000000000077000-memory.dmp

                      memory/1384-197-0x0000000000060000-0x000000000006C000-memory.dmp

                      memory/1388-60-0x00000000025A0000-0x00000000025B6000-memory.dmp

                      memory/1388-115-0x0000000004020000-0x0000000004036000-memory.dmp

                      memory/1432-65-0x00000000005FB000-0x000000000060C000-memory.dmp

                      memory/1432-66-0x00000000002B0000-0x00000000002CC000-memory.dmp

                      memory/1432-67-0x0000000000400000-0x000000000055F000-memory.dmp

                      memory/1456-194-0x000000006DB91000-0x000000006DB93000-memory.dmp

                      memory/1456-199-0x0000000000100000-0x000000000016B000-memory.dmp

                      memory/1456-196-0x0000000000170000-0x00000000001E4000-memory.dmp

                      memory/1600-104-0x0000000000400000-0x0000000000420000-memory.dmp

                      memory/1600-105-0x0000000000400000-0x0000000000420000-memory.dmp

                      memory/1600-108-0x0000000000400000-0x0000000000420000-memory.dmp

                      memory/1600-101-0x0000000000400000-0x0000000000420000-memory.dmp

                      memory/1600-110-0x00000000005D0000-0x00000000005D1000-memory.dmp

                      memory/1600-109-0x0000000000400000-0x0000000000420000-memory.dmp

                      memory/1600-102-0x0000000000400000-0x0000000000420000-memory.dmp

                      memory/1600-103-0x0000000000400000-0x0000000000420000-memory.dmp

                      memory/1632-190-0x0000000004D30000-0x0000000004D31000-memory.dmp

                      memory/1632-221-0x0000000004EA0000-0x0000000004EEC000-memory.dmp

                      memory/1632-219-0x0000000005010000-0x0000000005088000-memory.dmp

                      memory/1632-186-0x0000000001000000-0x0000000001064000-memory.dmp

                      memory/1632-185-0x0000000001000000-0x0000000001064000-memory.dmp

                      memory/1668-138-0x0000000074EC0000-0x0000000074F6C000-memory.dmp

                      memory/1668-151-0x0000000001250000-0x0000000001316000-memory.dmp

                      memory/1668-158-0x0000000004F70000-0x0000000004F71000-memory.dmp

                      memory/1668-156-0x0000000074AF0000-0x0000000074B70000-memory.dmp

                      memory/1668-153-0x0000000075010000-0x000000007509F000-memory.dmp

                      memory/1668-142-0x0000000076FE0000-0x0000000077037000-memory.dmp

                      memory/1668-152-0x0000000001250000-0x0000000001316000-memory.dmp

                      memory/1668-140-0x0000000076020000-0x0000000076067000-memory.dmp

                      memory/1668-144-0x0000000075680000-0x00000000757DC000-memory.dmp

                      memory/1668-133-0x0000000000080000-0x0000000000081000-memory.dmp

                      memory/1668-130-0x0000000001250000-0x0000000001316000-memory.dmp

                      memory/1668-209-0x00000000749C0000-0x00000000749D7000-memory.dmp

                      memory/1668-157-0x0000000076070000-0x0000000076CBA000-memory.dmp

                      memory/1668-212-0x0000000075D20000-0x0000000075D55000-memory.dmp

                      memory/1668-128-0x00000000747E0000-0x000000007482A000-memory.dmp

                      memory/1668-129-0x0000000000800000-0x0000000000844000-memory.dmp

                      memory/1672-70-0x000000000073B000-0x000000000074C000-memory.dmp

                      memory/1672-80-0x0000000000400000-0x000000000055E000-memory.dmp

                      memory/1672-72-0x0000000000220000-0x0000000000233000-memory.dmp

                      memory/1704-112-0x0000000000220000-0x0000000000229000-memory.dmp

                      memory/1704-114-0x0000000000400000-0x0000000000452000-memory.dmp

                      memory/1704-113-0x0000000000230000-0x0000000000239000-memory.dmp

                      memory/1728-116-0x00000000000C0000-0x00000000001B1000-memory.dmp

                      memory/1728-117-0x00000000000C0000-0x00000000001B1000-memory.dmp

                      memory/1988-147-0x0000000000400000-0x000000000057B000-memory.dmp

                      memory/1988-150-0x0000000002320000-0x0000000002352000-memory.dmp

                      memory/1988-149-0x0000000002192000-0x0000000002193000-memory.dmp

                      memory/1988-154-0x0000000002193000-0x0000000002194000-memory.dmp

                      memory/1988-146-0x0000000000220000-0x0000000000259000-memory.dmp

                      memory/1988-148-0x0000000002191000-0x0000000002192000-memory.dmp

                      memory/1988-155-0x0000000002194000-0x0000000002196000-memory.dmp

                      memory/1988-145-0x00000000021D0000-0x0000000002204000-memory.dmp

                      memory/1988-141-0x00000000006BB000-0x00000000006E7000-memory.dmp

                      memory/2256-225-0x0000000000400000-0x0000000000420000-memory.dmp

                      memory/2256-226-0x0000000000400000-0x0000000000420000-memory.dmp

                      memory/2256-240-0x0000000004A20000-0x0000000004A21000-memory.dmp

                      memory/2256-227-0x0000000000400000-0x0000000000420000-memory.dmp

                      memory/2256-234-0x0000000000400000-0x0000000000420000-memory.dmp

                      memory/2256-228-0x0000000000400000-0x0000000000420000-memory.dmp

                      memory/2256-233-0x0000000000400000-0x0000000000420000-memory.dmp

                      memory/2644-252-0x0000000000290000-0x00000000002F0000-memory.dmp