Analysis

  • max time kernel
    153s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    19/08/2021, 06:26

General

  • Target
    e9abbf811d367cf26f493d72ccd96749e534804ac27d3.exe
  • Size 276KB
  • Sample210819-yyctqb3bfx
  • SHA256 e9abbf811d367cf26f493d72ccd96749e534804ac27d36956dce0484b1440f25
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://readinglistforaugust1.xyz/

  • http://readinglistforaugust2.xyz/

  • http://readinglistforaugust3.xyz/

  • http://readinglistforaugust4.xyz/

  • http://readinglistforaugust5.xyz/

  • http://readinglistforaugust6.xyz/

  • http://readinglistforaugust7.xyz/

  • http://readinglistforaugust8.xyz/

  • http://readinglistforaugust9.xyz/

  • http://readinglistforaugust10.xyz/

  • http://readinglistforaugust1.site/

  • http://readinglistforaugust2.site/

  • http://readinglistforaugust3.site/

  • http://readinglistforaugust4.site/

  • http://readinglistforaugust5.site/

  • http://readinglistforaugust6.site/

  • http://readinglistforaugust7.site/

  • http://readinglistforaugust8.site/

  • http://readinglistforaugust9.site/

  • http://readinglistforaugust10.site/

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

Extracted

Family
  • raccoon

Botnet
  • b1a595eac9265caef93f4d54354e4e71594872f2

Attributes
  • url4cnc

    https://telete.in/hobaoparunjohnyrun2

rc4.plain
rc4.plain

Extracted

Family
  • raccoon

Botnet
  • fe582536ec580228180f270f7cb80a867860e010

Attributes
  • url4cnc

    https://telete.in/xylichanjk

rc4.plain
rc4.plain

Extracted

Family
  • redline

Botnet
  • #MIX 19.08

C2
  • gophamanapr.site:80

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 13 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

    suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Downloads MZ/PE file
  • Executes dropped EXE 18 IoCs
  • Checks BIOS information in registry 2 TTPs 6 IoCs

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

  • Deletes itself 1 IoCs
  • Loads dropped DLL 8 IoCs
  • Obfuscated with Agile.Net obfuscator 3 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • 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 9 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 3 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 7 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 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e9abbf811d367cf26f493d72ccd96749e534804ac27d3.exe
    "C:\Users\Admin\AppData\Local\Temp\e9abbf811d367cf26f493d72ccd96749e534804ac27d3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:364
    • C:\Users\Admin\AppData\Local\Temp\e9abbf811d367cf26f493d72ccd96749e534804ac27d3.exe
      "C:\Users\Admin\AppData\Local\Temp\e9abbf811d367cf26f493d72ccd96749e534804ac27d3.exe"
      2⤵
      • Checks SCSI registry key(s)
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      PID:1836
  • C:\Users\Admin\AppData\Local\Temp\EF47.exe
    C:\Users\Admin\AppData\Local\Temp\EF47.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetWindowsHookEx
    PID:2952
  • C:\Users\Admin\AppData\Local\Temp\F294.exe
    C:\Users\Admin\AppData\Local\Temp\F294.exe
    1⤵
    • Executes dropped EXE
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of AdjustPrivilegeToken
    PID:1280
  • C:\Users\Admin\AppData\Local\Temp\F65E.exe
    C:\Users\Admin\AppData\Local\Temp\F65E.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:732
    • C:\Users\Admin\AppData\Local\Temp\F65E.exe
      C:\Users\Admin\AppData\Local\Temp\F65E.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:4044
      • C:\Users\Admin\AppData\Local\Temp\jfN8IphZjN.exe
        "C:\Users\Admin\AppData\Local\Temp\jfN8IphZjN.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        PID:4180
        • C:\Users\Admin\AppData\Local\Temp\jfN8IphZjN.exe
          C:\Users\Admin\AppData\Local\Temp\jfN8IphZjN.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:4300
          • C:\Users\Admin\AppData\Local\Temp\123.exe
            "C:\Users\Admin\AppData\Local\Temp\123.exe"
            5⤵
            • Executes dropped EXE
            • Checks SCSI registry key(s)
            • Suspicious behavior: MapViewOfSection
            PID:4876
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\F65E.exe"
        3⤵
          PID:4216
          • C:\Windows\SysWOW64\timeout.exe
            timeout /T 10 /NOBREAK
            4⤵
            • Delays execution with timeout.exe
            PID:4312
    • C:\Users\Admin\AppData\Local\Temp\FC5A.exe
      C:\Users\Admin\AppData\Local\Temp\FC5A.exe
      1⤵
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      PID:2168
    • C:\Users\Admin\AppData\Local\Temp\90D.exe
      C:\Users\Admin\AppData\Local\Temp\90D.exe
      1⤵
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of AdjustPrivilegeToken
      PID:3984
    • C:\Users\Admin\AppData\Local\Temp\D25.exe
      C:\Users\Admin\AppData\Local\Temp\D25.exe
      1⤵
      • Executes dropped EXE
      PID:3736
    • C:\Users\Admin\AppData\Local\Temp\16AC.exe
      C:\Users\Admin\AppData\Local\Temp\16AC.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      PID:2412
      • C:\Users\Admin\AppData\Local\Temp\WindowsHelper.exe
        "C:\Users\Admin\AppData\Local\Temp\WindowsHelper.exe"
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        PID:5028
        • C:\Users\Admin\AppData\Local\Temp\WindowsHelper.exe
          "C:\Users\Admin\AppData\Local\Temp\WindowsHelper.exe"
          3⤵
          • Executes dropped EXE
          PID:4296
        • C:\Users\Admin\AppData\Local\Temp\WindowsHelper.exe
          "C:\Users\Admin\AppData\Local\Temp\WindowsHelper.exe"
          3⤵
          • Executes dropped EXE
          PID:4192
        • C:\Users\Admin\AppData\Local\Temp\WindowsHelper.exe
          "C:\Users\Admin\AppData\Local\Temp\WindowsHelper.exe"
          3⤵
          • Executes dropped EXE
          PID:4340
      • C:\Users\Admin\AppData\Local\Temp\16AC.exe
        "C:\Users\Admin\AppData\Local\Temp\16AC.exe"
        2⤵
        • Executes dropped EXE
        PID:5044
    • C:\Users\Admin\AppData\Local\Temp\196C.exe
      C:\Users\Admin\AppData\Local\Temp\196C.exe
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2376
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 792
        2⤵
        • Program crash
        PID:4636
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 884
        2⤵
        • Program crash
        PID:4688
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 924
        2⤵
        • Program crash
        PID:4716
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 876
        2⤵
        • Program crash
        PID:4756
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 1128
        2⤵
        • Program crash
        PID:4792
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 1148
        2⤵
        • Program crash
        PID:4836
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 848
        2⤵
        • Suspicious use of NtCreateProcessExOtherParentProcess
        • Program crash
        PID:4888
    • C:\Users\Admin\AppData\Local\Temp\1A47.exe
      C:\Users\Admin\AppData\Local\Temp\1A47.exe
      1⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2952
    • C:\Windows\SysWOW64\explorer.exe
      C:\Windows\SysWOW64\explorer.exe
      1⤵
        PID:2344
      • C:\Windows\explorer.exe
        C:\Windows\explorer.exe
        1⤵
          PID:3712
        • C:\Windows\SysWOW64\explorer.exe
          C:\Windows\SysWOW64\explorer.exe
          1⤵
            PID:3136
          • C:\Windows\explorer.exe
            C:\Windows\explorer.exe
            1⤵
              PID:1276
            • C:\Windows\SysWOW64\explorer.exe
              C:\Windows\SysWOW64\explorer.exe
              1⤵
                PID:2208
              • C:\Windows\explorer.exe
                C:\Windows\explorer.exe
                1⤵
                  PID:496
                • C:\Windows\SysWOW64\explorer.exe
                  C:\Windows\SysWOW64\explorer.exe
                  1⤵
                    PID:3548
                  • C:\Windows\explorer.exe
                    C:\Windows\explorer.exe
                    1⤵
                      PID:2180
                    • C:\Windows\SysWOW64\explorer.exe
                      C:\Windows\SysWOW64\explorer.exe
                      1⤵
                        PID:2524

                      Network

                            MITRE ATT&CK Enterprise v6

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            memory/364-114-0x0000000000030000-0x000000000003A000-memory.dmp

                            memory/496-228-0x00000000001E0000-0x00000000001EC000-memory.dmp

                            memory/496-226-0x00000000001F0000-0x00000000001F6000-memory.dmp

                            memory/732-141-0x0000000004B00000-0x0000000004B01000-memory.dmp

                            memory/732-145-0x0000000005280000-0x0000000005281000-memory.dmp

                            memory/732-142-0x0000000004D70000-0x0000000004D71000-memory.dmp

                            memory/732-135-0x0000000004B50000-0x0000000004B51000-memory.dmp

                            memory/732-129-0x0000000000160000-0x0000000000161000-memory.dmp

                            memory/1276-208-0x0000000000F00000-0x0000000000F09000-memory.dmp

                            memory/1276-209-0x0000000000EF0000-0x0000000000EFF000-memory.dmp

                            memory/1280-218-0x0000000007790000-0x0000000007791000-memory.dmp

                            memory/1280-130-0x00000000013D0000-0x00000000013D1000-memory.dmp

                            memory/1280-143-0x0000000005BC0000-0x0000000005BC1000-memory.dmp

                            memory/1280-144-0x0000000005B10000-0x0000000005B11000-memory.dmp

                            memory/1280-133-0x0000000077860000-0x00000000779EE000-memory.dmp

                            memory/1280-217-0x0000000007090000-0x0000000007091000-memory.dmp

                            memory/1280-134-0x0000000006130000-0x0000000006131000-memory.dmp

                            memory/1280-140-0x0000000005B80000-0x0000000005B81000-memory.dmp

                            memory/1280-146-0x0000000005D60000-0x0000000005D61000-memory.dmp

                            memory/1280-138-0x0000000005B20000-0x0000000005B21000-memory.dmp

                            memory/1836-115-0x0000000000400000-0x0000000000409000-memory.dmp

                            memory/2168-154-0x00000000003F0000-0x00000000003F1000-memory.dmp

                            memory/2168-157-0x0000000077860000-0x00000000779EE000-memory.dmp

                            memory/2168-175-0x00000000057C0000-0x00000000057C1000-memory.dmp

                            memory/2180-236-0x0000000000E30000-0x0000000000E39000-memory.dmp

                            memory/2180-235-0x0000000000E40000-0x0000000000E45000-memory.dmp

                            memory/2208-213-0x00000000030F0000-0x00000000030F5000-memory.dmp

                            memory/2208-214-0x00000000030E0000-0x00000000030E9000-memory.dmp

                            memory/2344-197-0x0000000000900000-0x0000000000974000-memory.dmp

                            memory/2344-200-0x0000000000890000-0x00000000008FB000-memory.dmp

                            memory/2376-243-0x0000000000400000-0x0000000002CB9000-memory.dmp

                            memory/2376-242-0x00000000001E0000-0x00000000001F9000-memory.dmp

                            memory/2412-194-0x0000000005350000-0x0000000005351000-memory.dmp

                            memory/2412-183-0x0000000005250000-0x0000000005251000-memory.dmp

                            memory/2412-192-0x0000000002BF0000-0x0000000002BF1000-memory.dmp

                            memory/2412-181-0x00000000051B0000-0x00000000051B1000-memory.dmp

                            memory/2412-179-0x00000000006F0000-0x00000000006F1000-memory.dmp

                            memory/2412-191-0x00000000051A0000-0x00000000051A1000-memory.dmp

                            memory/2412-201-0x00000000053E0000-0x00000000053F1000-memory.dmp

                            memory/2412-198-0x00000000074E0000-0x000000000757F000-memory.dmp

                            memory/2524-251-0x00000000008A0000-0x00000000008A9000-memory.dmp

                            memory/2524-249-0x00000000008B0000-0x00000000008B5000-memory.dmp

                            memory/2952-247-0x0000000004D00000-0x0000000004D1A000-memory.dmp

                            memory/2952-258-0x00000000073D4000-0x00000000073D6000-memory.dmp

                            memory/2952-241-0x0000000004C90000-0x0000000004CAC000-memory.dmp

                            memory/2952-244-0x00000000073D2000-0x00000000073D3000-memory.dmp

                            memory/2952-246-0x00000000073D3000-0x00000000073D4000-memory.dmp

                            memory/2952-248-0x0000000002E20000-0x0000000002F6A000-memory.dmp

                            memory/2952-254-0x00000000073D0000-0x00000000073D1000-memory.dmp

                            memory/2952-253-0x0000000000400000-0x0000000002CCD000-memory.dmp

                            memory/3020-117-0x00000000010D0000-0x00000000010E6000-memory.dmp

                            memory/3020-310-0x0000000001100000-0x0000000001115000-memory.dmp

                            memory/3136-206-0x0000000000510000-0x0000000000517000-memory.dmp

                            memory/3136-207-0x0000000000500000-0x000000000050B000-memory.dmp

                            memory/3548-233-0x00000000008D0000-0x00000000008D9000-memory.dmp

                            memory/3548-232-0x00000000008E0000-0x00000000008E4000-memory.dmp

                            memory/3712-202-0x0000000000710000-0x0000000000717000-memory.dmp

                            memory/3712-204-0x0000000000700000-0x000000000070C000-memory.dmp

                            memory/3736-189-0x0000000002660000-0x00000000026EF000-memory.dmp

                            memory/3736-190-0x0000000000400000-0x00000000023EE000-memory.dmp

                            memory/3984-155-0x0000000000260000-0x0000000000261000-memory.dmp

                            memory/3984-159-0x0000000077860000-0x00000000779EE000-memory.dmp

                            memory/3984-171-0x00000000057D0000-0x00000000057D1000-memory.dmp

                            memory/3984-227-0x0000000006E60000-0x0000000006E61000-memory.dmp

                            memory/4044-162-0x0000000000400000-0x0000000000492000-memory.dmp

                            memory/4044-173-0x0000000000400000-0x0000000000492000-memory.dmp

                            memory/4180-269-0x0000000005720000-0x0000000005721000-memory.dmp

                            memory/4180-264-0x0000000000C70000-0x0000000000C71000-memory.dmp

                            memory/4300-293-0x0000000005840000-0x0000000005E46000-memory.dmp

                            memory/4340-359-0x0000000004DA0000-0x00000000053A6000-memory.dmp

                            memory/4876-309-0x0000000000400000-0x0000000002CB7000-memory.dmp

                            memory/4876-308-0x0000000002CD0000-0x0000000002CD9000-memory.dmp

                            memory/5028-327-0x00000000054A0000-0x000000000599E000-memory.dmp

                            memory/5044-336-0x0000000004F20000-0x0000000005526000-memory.dmp