Analysis

  • max time kernel
    15s
  • max time network
    21s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/04/2024, 00:02

General

  • Target
    e39a5fa4c76264ae7d7343e41675a636_JaffaCakes118.exe
  • Size 2.6MB
  • Sample240407-abk36sff23
  • SHA256 d72dd5663947fc7e1bd8903030b3e2fd551d8d938fdc6417d8513a1c4cc49702
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • nullmixer

C2
  • http://sokiran.xyz/

Extracted

Family
  • vidar

Version
  • 39.7

Botnet
  • 933

C2
  • https://shpak125.tumblr.com/

Attributes
  • profile_id

    933

Extracted

Family
  • smokeloader

Botnet
  • pub5

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://conceitosseg.com/upload/

  • http://integrasidata.com/upload/

  • http://ozentekstil.com/upload/

  • http://finbelportal.com/upload/

  • http://telanganadigital.com/upload/

rc4.i32
rc4.i32

Signatures

  • NullMixer

    NullMixer is a malware dropper leading to an infection chain of a wide variety of malware families.

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar Stealer 3 IoCs
  • ASPack v2.12-2.42 4 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Checks computer location settings 2 TTPs 3 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 10 IoCs
  • Loads dropped DLL 7 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 4 IoCs
  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 53 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e39a5fa4c76264ae7d7343e41675a636_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e39a5fa4c76264ae7d7343e41675a636_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:5044
    • C:\Users\Admin\AppData\Local\Temp\setup_installer.exe
      "C:\Users\Admin\AppData\Local\Temp\setup_installer.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:992
      • C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\setup_install.exe
        "C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\setup_install.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:4088
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c sonia_1.exe
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:656
          • C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_1.exe
            sonia_1.exe
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:4860
            • C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_1.exe
              "C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_1.exe" -a
              6⤵
              • Executes dropped EXE
              PID:2220
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c sonia_2.exe
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2616
          • C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_2.exe
            sonia_2.exe
            5⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Checks SCSI registry key(s)
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            PID:3568
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 3568 -s 396
              6⤵
              • Program crash
              PID:2528
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c sonia_3.exe
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4664
          • C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_3.exe
            sonia_3.exe
            5⤵
            • Executes dropped EXE
            PID:2748
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2748 -s 1028
              6⤵
              • Program crash
              PID:5044
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c sonia_4.exe
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4416
          • C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_4.exe
            sonia_4.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of AdjustPrivilegeToken
            PID:1844
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c sonia_5.exe
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:3792
          • C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_5.exe
            sonia_5.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of AdjustPrivilegeToken
            PID:740
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c sonia_6.exe
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1020
          • C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_6.exe
            sonia_6.exe
            5⤵
            • Executes dropped EXE
            PID:2608
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c sonia_7.exe
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:4332
          • C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_7.exe
            sonia_7.exe
            5⤵
            • Executes dropped EXE
            PID:2136
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4088 -s 540
          4⤵
          • Program crash
          PID:3748
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4088 -ip 4088
    1⤵
      PID:2260
    • C:\Windows\system32\rUNdlL32.eXe
      rUNdlL32.eXe "C:\Users\Admin\AppData\Local\Temp\axhub.dll",main
      1⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:1136
      • C:\Windows\SysWOW64\rundll32.exe
        rUNdlL32.eXe "C:\Users\Admin\AppData\Local\Temp\axhub.dll",main
        2⤵
        • Loads dropped DLL
        PID:212
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 600
          3⤵
          • Program crash
          PID:4224
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 212 -ip 212
      1⤵
        PID:3200
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 2748 -ip 2748
        1⤵
          PID:2272
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3568 -ip 3568
          1⤵
            PID:3892

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                libcurl.dll

                • Path C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\libcurl.dll
                • Size 218KB
                • SHA256 0de53e7be51789adaec5294346220b20f793e7f8d153a3c110a92d658760697e
                • MD5 SHA1 SHA512 SSDEEP

                libcurlpp.dll

                • Path C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\libcurlpp.dll
                • Size 54KB
                • SHA256 43e86d650a68f1f91fa2f4375aff2720e934aa78fa3d33e06363122bf5a9535f
                • MD5 SHA1 SHA512 SSDEEP

                libgcc_s_dw2-1.dll

                • Path C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\libgcc_s_dw2-1.dll
                • Size 113KB
                • SHA256 59a466f77584438fc3abc0f43edc0fc99d41851726827a008841f05cfe12da7e
                • MD5 SHA1 SHA512 SSDEEP

                libstdc++-6.dll

                • Path C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\libstdc++-6.dll
                • Size 647KB
                • SHA256 97de47068327bb822b33c7106f9cbb489480901a6749513ef5c31d229dcaca87
                • MD5 SHA1 SHA512 SSDEEP

                libwinpthread-1.dll

                • Path C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\libwinpthread-1.dll
                • Size 69KB
                • SHA256 509cb1d1443b623a02562ac760bced540e327c65157ffa938a22f75e38155723
                • MD5 SHA1 SHA512 SSDEEP

                setup_install.exe

                • Path C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\setup_install.exe
                • Size 290KB
                • SHA256 beb34b80c90025587cf08d99d4a58a5160f6ffe7f6b8b81b0e91ebbdc65d9669
                • MD5 SHA1 SHA512 SSDEEP

                sonia_1.txt

                • Path C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_1.txt
                • Size 712KB
                • SHA256 a5ab29e6fc308d1fe9fd056e960d7ccd474e2d22fb6a799d07086ec715a89d9a
                • MD5 SHA1 SHA512 SSDEEP

                sonia_2.txt

                • Path C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_2.txt
                • Size 204KB
                • SHA256 95c73f712482226ae243af49cf9fcbb54ce8e5cd1b3d95f1d352fc47834df582
                • MD5 SHA1 SHA512 SSDEEP

                sonia_3.txt

                • Path C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_3.txt
                • Size 571KB
                • SHA256 ee0156f65ea9aea1570425e9bbf2f2c8b26d0d2043edee2e9e9c8adcca8b3108
                • MD5 SHA1 SHA512 SSDEEP

                sonia_4.txt

                • Path C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_4.txt
                • Size 8KB
                • SHA256 09178780a1df7364d0b38580b40ccaa528c3f309bbc0239c98e61d464e8a32f7
                • MD5 SHA1 SHA512 SSDEEP

                sonia_5.txt

                • Path C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_5.txt
                • Size 117KB
                • SHA256 979e083ec4eb19f6e1a15c0fed11a9006a6274b1aa55e525eb77a423aeb042c9
                • MD5 SHA1 SHA512 SSDEEP

                sonia_6.txt

                • Path C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_6.txt
                • Size 1.0MB
                • SHA256 c74894fe98864ade516c9e54f2258a23ed451feadfa2de53a7c626385b549b22
                • MD5 SHA1 SHA512 SSDEEP

                sonia_7.txt

                • Path C:\Users\Admin\AppData\Local\Temp\7zS0E3A0747\sonia_7.txt
                • Size 244KB
                • SHA256 76ef9d99c7e37d132f6803ec46f8e2663b1cc282a5d2022946f1598965673fa1
                • MD5 SHA1 SHA512 SSDEEP

                CC4F.tmp

                • Path C:\Users\Admin\AppData\Local\Temp\CC4F.tmp
                • Size 1.6MB
                • SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
                • MD5 SHA1 SHA512 SSDEEP

                axhub.dat

                • Path C:\Users\Admin\AppData\Local\Temp\axhub.dat
                • Size 552KB
                • SHA256 586339f93c9c0eed8a42829ab307f2c5381a636edbcf80df3770c27555034380
                • MD5 SHA1 SHA512 SSDEEP

                axhub.dll

                • Path C:\Users\Admin\AppData\Local\Temp\axhub.dll
                • Size 73KB
                • SHA256 8206b4b3897ca45b9e083273f616902966e57091516844906e6ae2aefe63cef1
                • MD5 SHA1 SHA512 SSDEEP

                setup_installer.exe

                • Path C:\Users\Admin\AppData\Local\Temp\setup_installer.exe
                • Size 2.6MB
                • SHA256 8a1ac8fa80452bdf92dccba3b48a37286a3ccb6f2621209c699f5cb734599fa6
                • MD5 SHA1 SHA512 SSDEEP

                memory/740-96-0x00000000023F0000-0x000000000240E000-memory.dmp

                memory/740-94-0x0000000000240000-0x0000000000266000-memory.dmp

                memory/740-92-0x00007FF970150000-0x00007FF970C11000-memory.dmp

                memory/740-97-0x000000001B100000-0x000000001B110000-memory.dmp

                memory/740-116-0x00007FF970150000-0x00007FF970C11000-memory.dmp

                memory/1844-91-0x0000000000290000-0x0000000000298000-memory.dmp

                memory/1844-93-0x00000000022A0000-0x00000000022B0000-memory.dmp

                memory/1844-95-0x00007FF970150000-0x00007FF970C11000-memory.dmp

                memory/2748-120-0x0000000000400000-0x00000000008F9000-memory.dmp

                memory/2748-119-0x0000000000960000-0x0000000000A60000-memory.dmp

                memory/2748-133-0x0000000000400000-0x00000000008F9000-memory.dmp

                memory/2748-117-0x0000000002690000-0x000000000272D000-memory.dmp

                memory/3464-134-0x0000000003300000-0x0000000003315000-memory.dmp

                memory/3568-137-0x0000000000400000-0x000000000089D000-memory.dmp

                memory/3568-108-0x0000000000AD0000-0x0000000000BD0000-memory.dmp

                memory/3568-110-0x00000000008E0000-0x00000000008E9000-memory.dmp

                memory/3568-114-0x0000000000400000-0x000000000089D000-memory.dmp

                memory/4088-69-0x0000000000400000-0x000000000051D000-memory.dmp

                memory/4088-62-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                memory/4088-66-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                memory/4088-68-0x000000006B280000-0x000000006B2A6000-memory.dmp

                memory/4088-65-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                memory/4088-64-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                memory/4088-59-0x000000006B440000-0x000000006B4CF000-memory.dmp

                memory/4088-61-0x000000006B440000-0x000000006B4CF000-memory.dmp

                memory/4088-113-0x000000006B280000-0x000000006B2A6000-memory.dmp

                memory/4088-111-0x000000006B440000-0x000000006B4CF000-memory.dmp

                memory/4088-115-0x000000006EB40000-0x000000006EB63000-memory.dmp

                memory/4088-118-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                memory/4088-72-0x0000000000400000-0x000000000051D000-memory.dmp

                memory/4088-67-0x000000006B280000-0x000000006B2A6000-memory.dmp

                memory/4088-44-0x0000000000400000-0x000000000051D000-memory.dmp

                memory/4088-58-0x000000006B280000-0x000000006B2A6000-memory.dmp

                memory/4088-53-0x000000006B440000-0x000000006B4CF000-memory.dmp

                memory/4088-57-0x000000006B440000-0x000000006B4CF000-memory.dmp

                memory/4088-109-0x0000000064940000-0x0000000064959000-memory.dmp

                memory/4088-70-0x0000000000400000-0x000000000051D000-memory.dmp

                memory/4088-103-0x0000000000400000-0x000000000051D000-memory.dmp

                memory/4088-63-0x000000006FE40000-0x000000006FFC6000-memory.dmp

                memory/4088-60-0x0000000064940000-0x0000000064959000-memory.dmp

                memory/4088-71-0x0000000000400000-0x000000000051D000-memory.dmp

                memory/4088-73-0x0000000000400000-0x000000000051D000-memory.dmp

                memory/4088-74-0x0000000000400000-0x000000000051D000-memory.dmp