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Analysis

  • max time kernel
    152s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    08-07-2021 13:30

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
rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

1

C2

45.32.235.238:45555

Extracted

Family

redline

Botnet

agressor

C2

65.21.122.45:8085

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 5 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Downloads MZ/PE file
  • Executes dropped EXE 10 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 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:2004
    • 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:600
  • C:\Users\Admin\AppData\Local\Temp\B377.exe
    C:\Users\Admin\AppData\Local\Temp\B377.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetWindowsHookEx
    PID:1388
  • C:\Users\Admin\AppData\Local\Temp\B4FE.exe
    C:\Users\Admin\AppData\Local\Temp\B4FE.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetWindowsHookEx
    PID:268
  • C:\Users\Admin\AppData\Local\Temp\F3A4.exe
    C:\Users\Admin\AppData\Local\Temp\F3A4.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:760
    • C:\Users\Admin\AppData\Local\Temp\F3A4.exe
      C:\Users\Admin\AppData\Local\Temp\F3A4.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:436
  • C:\Users\Admin\AppData\Local\Temp\F71E.exe
    C:\Users\Admin\AppData\Local\Temp\F71E.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Modifies system certificate store
    PID:548
  • C:\Users\Admin\AppData\Local\Temp\F98F.exe
    C:\Users\Admin\AppData\Local\Temp\F98F.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:1664
  • C:\Users\Admin\AppData\Local\Temp\737.exe
    C:\Users\Admin\AppData\Local\Temp\737.exe
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Checks SCSI registry key(s)
    • Suspicious behavior: MapViewOfSection
    PID:1156
  • C:\Users\Admin\AppData\Local\Temp\1358.exe
    C:\Users\Admin\AppData\Local\Temp\1358.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:1816
  • C:\Users\Admin\AppData\Local\Temp\1F5A.exe
    C:\Users\Admin\AppData\Local\Temp\1F5A.exe
    1⤵
    • Executes dropped EXE
    PID:1696
  • C:\Users\Admin\AppData\Local\Temp\292B.exe
    C:\Users\Admin\AppData\Local\Temp\292B.exe
    1⤵
    • Executes dropped EXE
    PID:1128
  • C:\Windows\SysWOW64\explorer.exe
    C:\Windows\SysWOW64\explorer.exe
    1⤵
      PID:936
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe
      1⤵
        PID:1300
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        1⤵
          PID:2028
        • C:\Windows\explorer.exe
          C:\Windows\explorer.exe
          1⤵
            PID:1388
          • C:\Windows\SysWOW64\explorer.exe
            C:\Windows\SysWOW64\explorer.exe
            1⤵
              PID:968
            • C:\Windows\explorer.exe
              C:\Windows\explorer.exe
              1⤵
                PID:1048
              • C:\Windows\SysWOW64\explorer.exe
                C:\Windows\SysWOW64\explorer.exe
                1⤵
                  PID:760
                • C:\Windows\explorer.exe
                  C:\Windows\explorer.exe
                  1⤵
                    PID:1652
                  • C:\Windows\SysWOW64\explorer.exe
                    C:\Windows\SysWOW64\explorer.exe
                    1⤵
                      PID:1380

                    Network

                    MITRE ATT&CK Enterprise v6

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • memory/436-105-0x0000000000330000-0x0000000000331000-memory.dmp

                      Filesize

                      4KB

                    • memory/436-89-0x0000000000400000-0x000000000041E000-memory.dmp

                      Filesize

                      120KB

                    • memory/436-86-0x0000000000400000-0x000000000041E000-memory.dmp

                      Filesize

                      120KB

                    • memory/548-100-0x0000000000400000-0x000000000049E000-memory.dmp

                      Filesize

                      632KB

                    • memory/548-95-0x00000000004A0000-0x0000000000531000-memory.dmp

                      Filesize

                      580KB

                    • memory/600-62-0x00000000765F1000-0x00000000765F3000-memory.dmp

                      Filesize

                      8KB

                    • memory/600-60-0x0000000000400000-0x000000000040C000-memory.dmp

                      Filesize

                      48KB

                    • memory/760-83-0x0000000004980000-0x0000000004981000-memory.dmp

                      Filesize

                      4KB

                    • memory/760-155-0x00000000000D0000-0x00000000000D4000-memory.dmp

                      Filesize

                      16KB

                    • memory/760-156-0x00000000000C0000-0x00000000000C9000-memory.dmp

                      Filesize

                      36KB

                    • memory/760-78-0x0000000000ED0000-0x0000000000ED1000-memory.dmp

                      Filesize

                      4KB

                    • memory/936-118-0x000000006E101000-0x000000006E103000-memory.dmp

                      Filesize

                      8KB

                    • memory/936-120-0x00000000000C0000-0x000000000012B000-memory.dmp

                      Filesize

                      428KB

                    • memory/936-119-0x0000000000130000-0x00000000001A4000-memory.dmp

                      Filesize

                      464KB

                    • memory/968-145-0x0000000000080000-0x0000000000089000-memory.dmp

                      Filesize

                      36KB

                    • memory/968-144-0x0000000000090000-0x0000000000095000-memory.dmp

                      Filesize

                      20KB

                    • memory/1048-151-0x0000000000060000-0x000000000006C000-memory.dmp

                      Filesize

                      48KB

                    • memory/1048-150-0x0000000000070000-0x0000000000076000-memory.dmp

                      Filesize

                      24KB

                    • memory/1156-110-0x00000000001B0000-0x00000000001B9000-memory.dmp

                      Filesize

                      36KB

                    • memory/1156-111-0x0000000000400000-0x0000000000457000-memory.dmp

                      Filesize

                      348KB

                    • memory/1256-141-0x0000000003A80000-0x0000000003A96000-memory.dmp

                      Filesize

                      88KB

                    • memory/1256-66-0x0000000002210000-0x0000000002227000-memory.dmp

                      Filesize

                      92KB

                    • memory/1300-126-0x0000000000060000-0x000000000006C000-memory.dmp

                      Filesize

                      48KB

                    • memory/1300-124-0x0000000000070000-0x0000000000077000-memory.dmp

                      Filesize

                      28KB

                    • memory/1380-166-0x00000000000D0000-0x00000000000D5000-memory.dmp

                      Filesize

                      20KB

                    • memory/1380-167-0x00000000000C0000-0x00000000000C9000-memory.dmp

                      Filesize

                      36KB

                    • memory/1388-143-0x0000000000070000-0x0000000000079000-memory.dmp

                      Filesize

                      36KB

                    • memory/1388-146-0x0000000000060000-0x000000000006F000-memory.dmp

                      Filesize

                      60KB

                    • memory/1652-162-0x0000000000060000-0x0000000000069000-memory.dmp

                      Filesize

                      36KB

                    • memory/1652-161-0x0000000000070000-0x0000000000075000-memory.dmp

                      Filesize

                      20KB

                    • memory/1664-104-0x0000000004883000-0x0000000004884000-memory.dmp

                      Filesize

                      4KB

                    • memory/1664-99-0x0000000004882000-0x0000000004883000-memory.dmp

                      Filesize

                      4KB

                    • memory/1664-98-0x0000000004881000-0x0000000004882000-memory.dmp

                      Filesize

                      4KB

                    • memory/1664-106-0x0000000004884000-0x0000000004886000-memory.dmp

                      Filesize

                      8KB

                    • memory/1664-97-0x0000000000400000-0x000000000046F000-memory.dmp

                      Filesize

                      444KB

                    • memory/1664-96-0x0000000000220000-0x000000000024F000-memory.dmp

                      Filesize

                      188KB

                    • memory/1664-103-0x0000000001E20000-0x0000000001E39000-memory.dmp

                      Filesize

                      100KB

                    • memory/1664-94-0x00000000003E0000-0x00000000003FB000-memory.dmp

                      Filesize

                      108KB

                    • memory/1816-129-0x0000000004AB1000-0x0000000004AB2000-memory.dmp

                      Filesize

                      4KB

                    • memory/1816-125-0x0000000004AB4000-0x0000000004AB6000-memory.dmp

                      Filesize

                      8KB

                    • memory/1816-128-0x0000000000400000-0x000000000046F000-memory.dmp

                      Filesize

                      444KB

                    • memory/1816-130-0x0000000004AB2000-0x0000000004AB3000-memory.dmp

                      Filesize

                      4KB

                    • memory/1816-131-0x0000000004AB3000-0x0000000004AB4000-memory.dmp

                      Filesize

                      4KB

                    • memory/2004-64-0x0000000000220000-0x000000000022C000-memory.dmp

                      Filesize

                      48KB

                    • memory/2028-135-0x0000000000090000-0x0000000000097000-memory.dmp

                      Filesize

                      28KB

                    • memory/2028-136-0x0000000000080000-0x000000000008B000-memory.dmp

                      Filesize

                      44KB

                    • memory/2028-134-0x000000006DF91000-0x000000006DF93000-memory.dmp

                      Filesize

                      8KB