Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Resubmissions

12/07/2021, 16:55

210712-cvz622xsbj 10

10/07/2021, 13:25

210710-pdfh7kft96 10

09/07/2021, 23:00

210709-hewxkm1xlj 10

09/07/2021, 16:08

210709-5ql27kyjqa 10

09/07/2021, 14:08

210709-pt977a4bhe 10

08/07/2021, 22:09

210708-3ypfnj5j7x 10

08/07/2021, 13:30

210708-4hsk7y9f2x 10

08/07/2021, 12:14

210708-8t5f9z9egj 10

Analysis

  • max time kernel
    1800s
  • max time network
    1817s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    10/07/2021, 13:25

General

  • Target

    toolspab2 (17).exe

  • Size

    315KB

  • MD5

    1d20e1f65938e837ef1b88f10f1bd6c3

  • SHA1

    703d7098dbfc476d2181b7fc041cc23e49c368f1

  • SHA256

    05cd7440851f13dd8f489bb3c06eba385d85d7d9a77a612049c04c541a88593d

  • SHA512

    f9d333abe1f721b8d45d7bc6b5f286af09a8d233bd1d41f0ad891840cf742364aeca2cb6ccd6543f56a8eaf32804f82f72f961d16d5ba663ad706d164915a196

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://999080321newfolder1002002131-service1002.space/

http://999080321newfolder1002002231-service1002.space/

http://999080321newfolder3100231-service1002.space/

http://999080321newfolder1002002431-service1002.space/

http://999080321newfolder1002002531-service1002.space/

http://999080321newfolder33417-012425999080321.space/

http://999080321test125831-service10020125999080321.space/

http://999080321test136831-service10020125999080321.space/

http://999080321test147831-service10020125999080321.space/

http://999080321test146831-service10020125999080321.space/

http://999080321test134831-service10020125999080321.space/

http://999080321est213531-service1002012425999080321.ru/

http://999080321yes1t3481-service10020125999080321.ru/

http://999080321test13561-service10020125999080321.su/

http://999080321test14781-service10020125999080321.info/

http://999080321test13461-service10020125999080321.net/

http://999080321test15671-service10020125999080321.tech/

http://999080321test12671-service10020125999080321.online/

http://999080321utest1341-service10020125999080321.ru/

http://999080321uest71-service100201dom25999080321.ru/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

1

C2

45.32.235.238:45555

Signatures

  • 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.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Downloads MZ/PE file
  • Executes dropped EXE 12 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Deletes itself 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

  • 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 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious use of SetThreadContext 4 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 13 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of SendNotifyMessage 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\toolspab2 (17).exe
    "C:\Users\Admin\AppData\Local\Temp\toolspab2 (17).exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1668
    • C:\Users\Admin\AppData\Local\Temp\toolspab2 (17).exe
      "C:\Users\Admin\AppData\Local\Temp\toolspab2 (17).exe"
      2⤵
      • Loads dropped DLL
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1204
  • C:\Users\Admin\AppData\Local\Temp\C66B.exe
    C:\Users\Admin\AppData\Local\Temp\C66B.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetWindowsHookEx
    PID:956
  • C:\Users\Admin\AppData\Local\Temp\C801.exe
    C:\Users\Admin\AppData\Local\Temp\C801.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetWindowsHookEx
    PID:1456
  • C:\Users\Admin\AppData\Local\Temp\CAFF.exe
    C:\Users\Admin\AppData\Local\Temp\CAFF.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:808
    • C:\Users\Admin\AppData\Local\Temp\CAFF.exe
      C:\Users\Admin\AppData\Local\Temp\CAFF.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:404
  • C:\Users\Admin\AppData\Local\Temp\CFEF.exe
    C:\Users\Admin\AppData\Local\Temp\CFEF.exe
    1⤵
    • Executes dropped EXE
    PID:1552
  • C:\Users\Admin\AppData\Local\Temp\D260.exe
    C:\Users\Admin\AppData\Local\Temp\D260.exe
    1⤵
    • Executes dropped EXE
    PID:1560
  • C:\Users\Admin\AppData\Local\Temp\D898.exe
    C:\Users\Admin\AppData\Local\Temp\D898.exe
    1⤵
    • Executes dropped EXE
    PID:744
  • C:\Users\Admin\AppData\Local\Temp\E009.exe
    C:\Users\Admin\AppData\Local\Temp\E009.exe
    1⤵
    • Executes dropped EXE
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of AdjustPrivilegeToken
    PID:940
  • C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    1⤵
      PID:968
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe
      1⤵
        PID:1360
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        1⤵
          PID:1616
        • C:\Windows\explorer.exe
          C:\Windows\explorer.exe
          1⤵
            PID:1912
          • C:\Windows\SysWOW64\explorer.exe
            C:\Windows\SysWOW64\explorer.exe
            1⤵
              PID:1988
            • C:\Windows\explorer.exe
              C:\Windows\explorer.exe
              1⤵
                PID:1640
              • C:\Windows\SysWOW64\explorer.exe
                C:\Windows\SysWOW64\explorer.exe
                1⤵
                  PID:904
                • C:\Windows\explorer.exe
                  C:\Windows\explorer.exe
                  1⤵
                    PID:1768
                  • C:\Windows\SysWOW64\explorer.exe
                    C:\Windows\SysWOW64\explorer.exe
                    1⤵
                      PID:1828
                    • C:\Windows\system32\taskeng.exe
                      taskeng.exe {EE389653-773D-45EB-A89E-E845CC1DE2BC} S-1-5-21-2513283230-931923277-594887482-1000:MRBKYMNO\Admin:Interactive:[1]
                      1⤵
                        PID:2012
                        • C:\Users\Admin\AppData\Roaming\burtcbt
                          C:\Users\Admin\AppData\Roaming\burtcbt
                          2⤵
                          • Executes dropped EXE
                          • Suspicious use of SetThreadContext
                          PID:404
                          • C:\Users\Admin\AppData\Roaming\burtcbt
                            C:\Users\Admin\AppData\Roaming\burtcbt
                            3⤵
                            • Executes dropped EXE
                            PID:1456
                      • C:\Windows\system32\taskeng.exe
                        taskeng.exe {7A5A8580-4836-4662-9E4D-4CDCE2012828} S-1-5-21-2513283230-931923277-594887482-1000:MRBKYMNO\Admin:Interactive:[1]
                        1⤵
                          PID:544
                          • C:\Users\Admin\AppData\Roaming\burtcbt
                            C:\Users\Admin\AppData\Roaming\burtcbt
                            2⤵
                            • Executes dropped EXE
                            • Suspicious use of SetThreadContext
                            PID:188
                            • C:\Users\Admin\AppData\Roaming\burtcbt
                              C:\Users\Admin\AppData\Roaming\burtcbt
                              3⤵
                              • Executes dropped EXE
                              • Loads dropped DLL
                              • Checks SCSI registry key(s)
                              • Suspicious behavior: MapViewOfSection
                              PID:560

                        Network

                        MITRE ATT&CK Enterprise v6

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • memory/404-98-0x00000000020E0000-0x00000000020E1000-memory.dmp

                          Filesize

                          4KB

                        • memory/404-87-0x0000000000400000-0x000000000041E000-memory.dmp

                          Filesize

                          120KB

                        • memory/404-90-0x0000000000400000-0x000000000041E000-memory.dmp

                          Filesize

                          120KB

                        • memory/808-79-0x0000000004B50000-0x0000000004B51000-memory.dmp

                          Filesize

                          4KB

                        • memory/808-76-0x0000000000A20000-0x0000000000A21000-memory.dmp

                          Filesize

                          4KB

                        • memory/904-131-0x0000000000080000-0x0000000000089000-memory.dmp

                          Filesize

                          36KB

                        • memory/904-130-0x0000000000090000-0x0000000000094000-memory.dmp

                          Filesize

                          16KB

                        • memory/940-99-0x00000000002E0000-0x00000000002E1000-memory.dmp

                          Filesize

                          4KB

                        • memory/940-105-0x00000000009B0000-0x00000000009B1000-memory.dmp

                          Filesize

                          4KB

                        • memory/968-104-0x000000006E201000-0x000000006E203000-memory.dmp

                          Filesize

                          8KB

                        • memory/968-106-0x0000000000170000-0x00000000001E4000-memory.dmp

                          Filesize

                          464KB

                        • memory/968-107-0x0000000000100000-0x000000000016B000-memory.dmp

                          Filesize

                          428KB

                        • memory/1204-59-0x0000000000400000-0x000000000040C000-memory.dmp

                          Filesize

                          48KB

                        • memory/1204-61-0x0000000075281000-0x0000000075283000-memory.dmp

                          Filesize

                          8KB

                        • memory/1248-64-0x0000000002B90000-0x0000000002BA7000-memory.dmp

                          Filesize

                          92KB

                        • memory/1248-155-0x00000000024B0000-0x00000000024C7000-memory.dmp

                          Filesize

                          92KB

                        • memory/1360-110-0x0000000000060000-0x000000000006C000-memory.dmp

                          Filesize

                          48KB

                        • memory/1360-109-0x0000000000070000-0x0000000000077000-memory.dmp

                          Filesize

                          28KB

                        • memory/1552-92-0x0000000000220000-0x00000000002B1000-memory.dmp

                          Filesize

                          580KB

                        • memory/1560-97-0x0000000000400000-0x0000000000492000-memory.dmp

                          Filesize

                          584KB

                        • memory/1616-113-0x000000006E091000-0x000000006E093000-memory.dmp

                          Filesize

                          8KB

                        • memory/1616-114-0x00000000000D0000-0x00000000000D7000-memory.dmp

                          Filesize

                          28KB

                        • memory/1616-115-0x00000000000C0000-0x00000000000CB000-memory.dmp

                          Filesize

                          44KB

                        • memory/1640-126-0x0000000000060000-0x000000000006C000-memory.dmp

                          Filesize

                          48KB

                        • memory/1640-125-0x0000000000070000-0x0000000000076000-memory.dmp

                          Filesize

                          24KB

                        • memory/1668-63-0x0000000000220000-0x000000000022C000-memory.dmp

                          Filesize

                          48KB

                        • memory/1768-133-0x0000000000070000-0x0000000000075000-memory.dmp

                          Filesize

                          20KB

                        • memory/1768-134-0x0000000000060000-0x0000000000069000-memory.dmp

                          Filesize

                          36KB

                        • memory/1828-139-0x0000000000080000-0x0000000000089000-memory.dmp

                          Filesize

                          36KB

                        • memory/1828-138-0x0000000000090000-0x0000000000095000-memory.dmp

                          Filesize

                          20KB

                        • memory/1912-118-0x0000000000060000-0x000000000006F000-memory.dmp

                          Filesize

                          60KB

                        • memory/1912-117-0x0000000000070000-0x0000000000079000-memory.dmp

                          Filesize

                          36KB

                        • memory/1988-122-0x0000000000090000-0x0000000000095000-memory.dmp

                          Filesize

                          20KB

                        • memory/1988-123-0x0000000000080000-0x0000000000089000-memory.dmp

                          Filesize

                          36KB