Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    22-12-2023 15:45

General

  • Target

    df87f718fb9e4e94e0b202af8b84f22b.exe

  • Size

    282KB

  • MD5

    df87f718fb9e4e94e0b202af8b84f22b

  • SHA1

    e63f6762c1182004f4db715b9216fd8a6387e096

  • SHA256

    e70c261bbee76cac0f53d99beb2c1a70938d75a9c6e99459c531a6ec57a10f54

  • SHA512

    9929db3ebde4297d4b3223bc15c1353e8658afd1cfa5045a7a9afbb573eb300051918e25ef0b3d8db45783c1b6e0cc45f6de46063a2f1dadd5bd009b5052aca8

  • SSDEEP

    6144:bIQEK8NZVn50WAi0HK55N28f4TH8dWDg:tEK87Vn50WAi0Arf4z8Ag

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://fazanaharahe1.xyz/

http://xandelissane2.xyz/

http://ustiassosale3.xyz/

http://cytheriata4.xyz/

http://ggiergionard5.xyz/

http://rrelleynaniy6.store/

http://danniemusoa7.store/

http://nastanizab8.store/

http://onyokandis9.store/

http://dmunaavank10.store/

http://gilmandros11.site/

http://cusanthana12.site/

http://willietjeana13.site/

http://ximusokall14.site/

http://blodinetisha15.site/

http://urydiahadyss16.club/

http://glasamaddama17.club/

http://marlingarly18.club/

http://alluvianna19.club/

http://xandirkaniel20.club/

rc4.i32
rc4.i32

Signatures

  • BetaBot

    Beta Bot is a Trojan that infects computers and disables Antivirus.

  • Modifies firewall policy service 2 TTPs 8 IoCs
  • Modifies security service 2 TTPs 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Disables taskbar notifications via registry modification
  • Disables use of System Restore points 1 TTPs
  • Sets file execution options in registry 2 TTPs 20 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks for any installed AV software in registry 1 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Drops desktop.ini file(s) 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 12 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • NSIS installer 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Modifies Internet Explorer Protected Mode 1 TTPs 4 IoCs
  • Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • NTFS ADS 2 IoCs
  • Runs regedit.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 60 IoCs
  • Suspicious use of WriteProcessMemory 61 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Deletes itself
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1232
    • C:\Users\Admin\AppData\Local\Temp\df87f718fb9e4e94e0b202af8b84f22b.exe
      "C:\Users\Admin\AppData\Local\Temp\df87f718fb9e4e94e0b202af8b84f22b.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      PID:2384
      • C:\Users\Admin\AppData\Local\Temp\df87f718fb9e4e94e0b202af8b84f22b.exe
        "C:\Users\Admin\AppData\Local\Temp\df87f718fb9e4e94e0b202af8b84f22b.exe"
        3⤵
        • Checks SCSI registry key(s)
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        PID:2092
    • C:\Users\Admin\AppData\Local\Temp\D614.exe
      C:\Users\Admin\AppData\Local\Temp\D614.exe
      2⤵
      • Sets file execution options in registry
      • Executes dropped EXE
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2932
      • C:\Windows\SysWOW64\explorer.exe
        C:\Windows\SysWOW64\explorer.exe
        3⤵
        • Modifies firewall policy service
        • Sets file execution options in registry
        • Checks BIOS information in registry
        • Loads dropped DLL
        • Adds Run key to start application
        • Drops desktop.ini file(s)
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Checks processor information in registry
        • Enumerates system info in registry
        • Modifies Internet Explorer Protected Mode
        • Modifies Internet Explorer Protected Mode Banner
        • Modifies Internet Explorer settings
        • NTFS ADS
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2120
        • C:\Users\Admin\AppData\Local\Temp\u7o335q7_1.exe
          /suac
          4⤵
          • Modifies firewall policy service
          • Sets file execution options in registry
          • Executes dropped EXE
          • Checks for any installed AV software in registry
          • Checks whether UAC is enabled
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Checks processor information in registry
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2876
          • C:\Windows\SysWOW64\regedit.exe
            "C:\Windows\SysWOW64\regedit.exe"
            5⤵
            • Modifies security service
            • Sets file execution options in registry
            • Sets service image path in registry
            • Runs regedit.exe
            • Suspicious use of AdjustPrivilegeToken
            PID:1212
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /CREATE /SC ONLOGON /TN "Windows Update Check - 0x1BB70478" /TR "C:\PROGRA~3\JAVAUP~1\u7o335q7.exe" /RL HIGHEST
            5⤵
            • Creates scheduled task(s)
            PID:1820
    • C:\Users\Admin\AppData\Local\Temp\E2C2.exe
      C:\Users\Admin\AppData\Local\Temp\E2C2.exe
      2⤵
      • Executes dropped EXE
      PID:2280
  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1160
    • C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      1⤵
        PID:1672

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Execution

      Scheduled Task/Job

      1
      T1053

      Persistence

      Create or Modify System Process

      2
      T1543

      Windows Service

      2
      T1543.003

      Boot or Logon Autostart Execution

      3
      T1547

      Registry Run Keys / Startup Folder

      3
      T1547.001

      Scheduled Task/Job

      1
      T1053

      Privilege Escalation

      Create or Modify System Process

      2
      T1543

      Windows Service

      2
      T1543.003

      Boot or Logon Autostart Execution

      3
      T1547

      Registry Run Keys / Startup Folder

      3
      T1547.001

      Scheduled Task/Job

      1
      T1053

      Defense Evasion

      Modify Registry

      8
      T1112

      Discovery

      Query Registry

      4
      T1012

      System Information Discovery

      5
      T1082

      Software Discovery

      1
      T1518

      Security Software Discovery

      1
      T1518.001

      Peripheral Device Discovery

      1
      T1120

      Impact

      Inhibit System Recovery

      1
      T1490

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\D614.exe
        Filesize

        360KB

        MD5

        94f379933c102d45a3bdb6d46070c3b6

        SHA1

        e4004532129c49d22279737f26cff1f00b45a092

        SHA256

        814a9e454a6bb2d8fc04560b917cbcae6860b873625507b9fa17cc817e2e95ff

        SHA512

        4847abc92cdfe5d0fe8bbd351195644ff7354cdd9e4cc6ecb5e2434bc8a43c292dc20013bdaac263319d94ca2792e54c244dbe11bcfa94f37a0e0d4c4ac66aaf

      • C:\Users\Admin\AppData\Local\Temp\E2C2.exe
        Filesize

        31KB

        MD5

        fc9dfe521be7e9ffc43c2fc51286d39c

        SHA1

        c18a4099bdedcb8d08b91cf0f23ddb616bf9d5d9

        SHA256

        29a177fde517ee1c366bfa0c5bcf6f3331758618629233abf231690b94ab0a58

        SHA512

        b7bceae98c07bbec50c51321a920cf49ec93cf11416bb373dfb8664fbde8705e0f915d1c4aff8d030a3f5fe639ee2151c51ac4057464534d704014ac9d560103

      • C:\Users\Admin\AppData\Local\Temp\u7o335q7_1.exe
        Filesize

        92KB

        MD5

        e4acd7ca2ea87f6a25ed6616651d6e5a

        SHA1

        9834b33f79c40a3a1877caadbae8d5e66c72321b

        SHA256

        64da0216177a135f000ee6c5a4d41d08844fae011bdb4658ea8ac5feb2df9f48

        SHA512

        03c8dd00b4846dc3495b0925b8b0f5096dd2eb163ca0fe7907b7cdd2c0e585df0419921e9cbd2d68c828f0f1905cf5fca5892c6e3de6dcdf54fd3dd608601303

      • \Users\Admin\AppData\Local\Temp\u7o335q7_1.exe
        Filesize

        302KB

        MD5

        0a81d67b97713c1c6629d1c9ed6f3bb9

        SHA1

        7c2db1265dc0610a7dc0fb2f1cef8d5d13220ffc

        SHA256

        4a037a9df109d9916edb203fe932fe5fb93557d44864766b96f8ccd9853bce91

        SHA512

        be53c378fa0653502ac142a36df2526c88e336ab220a68c057fa33e9a0f199c3de558cafbb3c52bc3c72d612394da7c95de24b235ec5d5ca5b21f4350be3b7b3

      • memory/1212-106-0x0000000000060000-0x00000000000C5000-memory.dmp
        Filesize

        404KB

      • memory/1212-102-0x0000000000060000-0x00000000000C6000-memory.dmp
        Filesize

        408KB

      • memory/1212-105-0x0000000000100000-0x000000000010B000-memory.dmp
        Filesize

        44KB

      • memory/1212-103-0x0000000000060000-0x00000000000C6000-memory.dmp
        Filesize

        408KB

      • memory/1232-7-0x0000000002970000-0x0000000002986000-memory.dmp
        Filesize

        88KB

      • memory/1232-97-0x0000000002950000-0x0000000002951000-memory.dmp
        Filesize

        4KB

      • memory/1232-62-0x0000000077471000-0x0000000077472000-memory.dmp
        Filesize

        4KB

      • memory/1672-77-0x0000000077471000-0x0000000077472000-memory.dmp
        Filesize

        4KB

      • memory/2092-8-0x0000000000400000-0x0000000000409000-memory.dmp
        Filesize

        36KB

      • memory/2092-5-0x0000000000400000-0x0000000000409000-memory.dmp
        Filesize

        36KB

      • memory/2092-6-0x0000000000400000-0x0000000000409000-memory.dmp
        Filesize

        36KB

      • memory/2092-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
        Filesize

        4KB

      • memory/2120-61-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-69-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-34-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-37-0x00000000002A0000-0x00000000002A6000-memory.dmp
        Filesize

        24KB

      • memory/2120-38-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-43-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-44-0x00000000001A0000-0x0000000000264000-memory.dmp
        Filesize

        784KB

      • memory/2120-45-0x00000000003B0000-0x00000000003BC000-memory.dmp
        Filesize

        48KB

      • memory/2120-41-0x00000000001A0000-0x0000000000264000-memory.dmp
        Filesize

        784KB

      • memory/2120-40-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-39-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-36-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-35-0x00000000001A0000-0x0000000000264000-memory.dmp
        Filesize

        784KB

      • memory/2120-112-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-101-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-49-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-50-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-51-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-95-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-86-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-76-0x00000000001A0000-0x0000000000264000-memory.dmp
        Filesize

        784KB

      • memory/2120-73-0x00000000002A0000-0x00000000002A6000-memory.dmp
        Filesize

        24KB

      • memory/2120-60-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-63-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-64-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-65-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-66-0x00000000001A0000-0x0000000000264000-memory.dmp
        Filesize

        784KB

      • memory/2120-67-0x0000000077420000-0x00000000775C9000-memory.dmp
        Filesize

        1.7MB

      • memory/2120-68-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-33-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-72-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-71-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-70-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2120-74-0x0000000077600000-0x0000000077781000-memory.dmp
        Filesize

        1.5MB

      • memory/2280-59-0x00000000001F0000-0x0000000000786000-memory.dmp
        Filesize

        5.6MB

      • memory/2280-91-0x00000000001F0000-0x0000000000786000-memory.dmp
        Filesize

        5.6MB

      • memory/2384-3-0x00000000001B0000-0x00000000001B9000-memory.dmp
        Filesize

        36KB

      • memory/2384-1-0x0000000000290000-0x0000000000390000-memory.dmp
        Filesize

        1024KB

      • memory/2876-88-0x0000000001CC0000-0x0000000001D26000-memory.dmp
        Filesize

        408KB

      • memory/2876-110-0x00000000002A0000-0x00000000002A6000-memory.dmp
        Filesize

        24KB

      • memory/2876-89-0x00000000002A0000-0x00000000002A6000-memory.dmp
        Filesize

        24KB

      • memory/2876-108-0x0000000000010000-0x000000000006D000-memory.dmp
        Filesize

        372KB

      • memory/2876-94-0x0000000001CC0000-0x0000000001D26000-memory.dmp
        Filesize

        408KB

      • memory/2876-93-0x0000000001D40000-0x0000000001D4C000-memory.dmp
        Filesize

        48KB

      • memory/2876-109-0x0000000001CC0000-0x0000000001D26000-memory.dmp
        Filesize

        408KB

      • memory/2876-90-0x0000000001CC0000-0x0000000001D26000-memory.dmp
        Filesize

        408KB

      • memory/2932-47-0x0000000001D50000-0x0000000001DB6000-memory.dmp
        Filesize

        408KB

      • memory/2932-26-0x0000000001D50000-0x0000000001DB6000-memory.dmp
        Filesize

        408KB

      • memory/2932-24-0x0000000000310000-0x0000000000311000-memory.dmp
        Filesize

        4KB

      • memory/2932-23-0x0000000001D50000-0x0000000001DB6000-memory.dmp
        Filesize

        408KB

      • memory/2932-22-0x0000000000010000-0x000000000006D000-memory.dmp
        Filesize

        372KB

      • memory/2932-30-0x0000000002500000-0x000000000250C000-memory.dmp
        Filesize

        48KB

      • memory/2932-27-0x0000000077610000-0x0000000077611000-memory.dmp
        Filesize

        4KB

      • memory/2932-31-0x0000000001D50000-0x0000000001DB6000-memory.dmp
        Filesize

        408KB

      • memory/2932-29-0x0000000001DC0000-0x0000000001DC1000-memory.dmp
        Filesize

        4KB

      • memory/2932-25-0x0000000000320000-0x000000000032D000-memory.dmp
        Filesize

        52KB

      • memory/2932-48-0x0000000001DE0000-0x0000000001DE1000-memory.dmp
        Filesize

        4KB