Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    19/03/2024, 03:40

General

  • Target
    setup_installer.exe
  • Size 2.4MB
  • Sample240319-d8cd3shc61
  • SHA256 2990a3bec6a52f106787fbdcebd73ebe67bbb6d903ef9e7bfd3fa71f51988e1f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • nullmixer

C2
  • http://watira.xyz/

Extracted

Family
  • cryptbot

C2
  • lysuht78.top

  • morisc07.top

Attributes
  • payload_url

    http://damysa10.top/download.php?file=lv.exe

Extracted

Family
  • smokeloader

Botnet
  • pub5

Extracted

Family
  • vidar

Version
  • 40

Botnet
  • 706

C2
  • https://lenak513.tumblr.com/

Attributes
  • profile_id

    706

Extracted

Family
  • redline

Botnet
  • test1

C2
  • 185.215.113.15:61506

Extracted

Family
  • smokeloader

Version
  • 2020

C2
  • http://aucmoney.com/upload/

  • http://thegymmum.com/upload/

  • http://atvcampingtrips.com/upload/

  • http://kuapakualaman.com/upload/

  • http://renatazarazua.com/upload/

  • http://nasufmutlu.com/upload/

rc4.i32
rc4.i32

Signatures

  • CryptBot

    A C++ stealer distributed widely in bundle with other software.

  • CryptBot payload 3 IoCs
  • NullMixer

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

  • PrivateLoader

    PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 2 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 2 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

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

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 10 IoCs
  • Loads dropped DLL 50 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • 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.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 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 2 IoCs

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

  • Modifies system certificate store 2 TTPs 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\setup_installer.exe
    "C:\Users\Admin\AppData\Local\Temp\setup_installer.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:3020
    • C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\setup_install.exe
      "C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\setup_install.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2508
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp"
        3⤵
          PID:2688
          • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
            powershell -inputformat none -outputformat none -NonInteractive -Command Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp"
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2644
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c Sun106578261967b7.exe
          3⤵
          • Loads dropped DLL
          PID:2920
          • C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun106578261967b7.exe
            Sun106578261967b7.exe
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            PID:2768
            • C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun106578261967b7.exe
              "C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun106578261967b7.exe" -a
              5⤵
              • Executes dropped EXE
              • Loads dropped DLL
              PID:796
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c Sun10b17602b7.exe
          3⤵
          • Loads dropped DLL
          PID:2328
          • C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun10b17602b7.exe
            Sun10b17602b7.exe
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Checks SCSI registry key(s)
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            PID:1328
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c Sun103e41e770cfe.exe
          3⤵
          • Loads dropped DLL
          PID:2380
          • C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun103e41e770cfe.exe
            Sun103e41e770cfe.exe
            4⤵
            • Executes dropped EXE
            PID:1052
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c Sun10489769067d.exe
          3⤵
          • Loads dropped DLL
          PID:1896
          • C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun10489769067d.exe
            Sun10489769067d.exe
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Modifies system certificate store
            PID:568
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 568 -s 968
              5⤵
              • Loads dropped DLL
              • Program crash
              PID:1300
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c Sun1066b26185fd.exe
          3⤵
          • Loads dropped DLL
          PID:324
          • C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun1066b26185fd.exe
            Sun1066b26185fd.exe
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of AdjustPrivilegeToken
            PID:2044
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c Sun10d565f4df3.exe
          3⤵
          • Loads dropped DLL
          PID:676
          • C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun10d565f4df3.exe
            Sun10d565f4df3.exe
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            PID:2780
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c Sun10523bfbc62f84b.exe
          3⤵
          • Loads dropped DLL
          PID:564
          • C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun10523bfbc62f84b.exe
            Sun10523bfbc62f84b.exe
            4⤵
            • Executes dropped EXE
            • Modifies system certificate store
            • Suspicious use of AdjustPrivilegeToken
            PID:1988
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c Sun100b66839e961cc60.exe
          3⤵
          • Loads dropped DLL
          PID:1152
          • C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun100b66839e961cc60.exe
            Sun100b66839e961cc60.exe
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Checks processor information in registry
            • Suspicious use of FindShellTrayWindow
            PID:2752
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2508 -s 428
          3⤵
          • Loads dropped DLL
          • Program crash
          PID:2060

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
          • Size 67KB
          • SHA256 b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78
          • MD5 SHA1 SHA512 SSDEEP

          Sun100b66839e961cc60.exe

          • Path C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun100b66839e961cc60.exe
          • Size 533KB
          • SHA256 6f37d97e388e1a4ecbe541dc1f0f17b1fe7171c8138f6c7a0bb8daa66432e211
          • MD5 SHA1 SHA512 SSDEEP

          Sun103e41e770cfe.exe

          • Path C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun103e41e770cfe.exe
          • Size 241KB
          • SHA256 9e1a149370efe9814bf2cbd87acfcfa410d1769efd86a9722da4373d6716d22e
          • MD5 SHA1 SHA512 SSDEEP

          Sun10489769067d.exe

          • Path C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun10489769067d.exe
          • Size 527KB
          • SHA256 ffc2ec2b0becb31a28f5f0916c67a17bbcd6d347951e098bcb80b2e330c2ff5c
          • MD5 SHA1 SHA512 SSDEEP

          Sun10523bfbc62f84b.exe

          • Path C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun10523bfbc62f84b.exe
          • Size 177KB
          • SHA256 ea127b5ee9172e36b62106b044b8060032fd1dd68d411f3cfe64d4677f2b23f3
          • MD5 SHA1 SHA512 SSDEEP

          Sun106578261967b7.exe

          • Path C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun106578261967b7.exe
          • Size 56KB
          • SHA256 78958d664b1c140f2b45e56c4706108eeb5f14756977e2efd3409f8a788d3c98
          • MD5 SHA1 SHA512 SSDEEP

          Sun1066b26185fd.exe

          • Path C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun1066b26185fd.exe
          • Size 286KB
          • SHA256 a949a824d86498f795871cbfc332df4b8c39fac1efcb01d93659c11d4bd7e829
          • MD5 SHA1 SHA512 SSDEEP

          Sun10b17602b7.exe

          • Path C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun10b17602b7.exe
          • Size 159KB
          • SHA256 bdc70ea0bc30ad4735ddbfb2316843e7e93d7f183955594af6f1aaaf615a00be
          • MD5 SHA1 SHA512 SSDEEP

          Sun10d565f4df3.exe

          • Path C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun10d565f4df3.exe
          • Size 631KB
          • SHA256 d05cb3a734aaa9d090be20fbaeddf8069a829fa78c44dd8378a2350c1510e1fc
          • MD5 SHA1 SHA512 SSDEEP

          libcurl.dll

          • Path C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\libcurl.dll
          • Size 218KB
          • SHA256 0de53e7be51789adaec5294346220b20f793e7f8d153a3c110a92d658760697e
          • MD5 SHA1 SHA512 SSDEEP

          libcurlpp.dll

          • Path C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\libcurlpp.dll
          • Size 54KB
          • SHA256 43e86d650a68f1f91fa2f4375aff2720e934aa78fa3d33e06363122bf5a9535f
          • MD5 SHA1 SHA512 SSDEEP

          libgcc_s_dw2-1.dll

          • Path C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\libgcc_s_dw2-1.dll
          • Size 113KB
          • SHA256 59a466f77584438fc3abc0f43edc0fc99d41851726827a008841f05cfe12da7e
          • MD5 SHA1 SHA512 SSDEEP

          libstdc++-6.dll

          • Path C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\libstdc++-6.dll
          • Size 647KB
          • SHA256 97de47068327bb822b33c7106f9cbb489480901a6749513ef5c31d229dcaca87
          • MD5 SHA1 SHA512 SSDEEP

          libwinpthread-1.dll

          • Path C:\Users\Admin\AppData\Local\Temp\7zSCCBD8576\libwinpthread-1.dll
          • Size 69KB
          • SHA256 509cb1d1443b623a02562ac760bced540e327c65157ffa938a22f75e38155723
          • MD5 SHA1 SHA512 SSDEEP

          7eM3YkNMLcc.zip

          • Path C:\Users\Admin\AppData\Local\Temp\ErGJPxxQ8FM\7eM3YkNMLcc.zip
          • Size 37KB
          • SHA256 c06f6e205141039e44e649b2f4825f7db5eb283d11a8ddf782a56f4db1060670
          • MD5 SHA1 SHA512 SSDEEP

          _Information.txt

          • Path C:\Users\Admin\AppData\Local\Temp\ErGJPxxQ8FM\_Files\_Information.txt
          • Size 8KB
          • SHA256 2a8480b4b56db2a9083d800ae69c77a9ee26a817322ab4e4ba3011c55d4f6cb3
          • MD5 SHA1 SHA512 SSDEEP

          _Screen_Desktop.jpeg

          • Path C:\Users\Admin\AppData\Local\Temp\ErGJPxxQ8FM\_Files\_Screen_Desktop.jpeg
          • Size 44KB
          • SHA256 3aa06da9faca85985841733c114d096e4b371967bb09851e3aecb0aafba01738
          • MD5 SHA1 SHA512 SSDEEP

          system_info.txt

          • Path C:\Users\Admin\AppData\Local\Temp\ErGJPxxQ8FM\files_\system_info.txt
          • Size 8KB
          • SHA256 c8eae36423b00ed3c42bbe44fa9d382c5783213f36cf976cd474e454cb5e57dc
          • MD5 SHA1 SHA512 SSDEEP

          Tar84A2.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\Tar84A2.tmp
          • Size 175KB
          • SHA256 a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22
          • MD5 SHA1 SHA512 SSDEEP

          Sun100b66839e961cc60.exe

          • Path \Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun100b66839e961cc60.exe
          • Size 256KB
          • SHA256 249841649371d4b5d001fe519ef028c0a77d1867e0a8acde289ce2d6599a4f7b
          • MD5 SHA1 SHA512 SSDEEP

          Sun10489769067d.exe

          • Path \Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun10489769067d.exe
          • Size 493KB
          • SHA256 d46c0de7717d33bf9fc92ffef5be8cc4b45ae091587a45d0ca5c468d0f9d2487
          • MD5 SHA1 SHA512 SSDEEP

          Sun10d565f4df3.exe

          • Path \Users\Admin\AppData\Local\Temp\7zSCCBD8576\Sun10d565f4df3.exe
          • Size 256KB
          • SHA256 cb68fc40cd06770db4ea7bb3fa2846c6ed6becf33edbf0809d1358c99f953001
          • MD5 SHA1 SHA512 SSDEEP

          setup_install.exe

          • Path \Users\Admin\AppData\Local\Temp\7zSCCBD8576\setup_install.exe
          • Size 2.1MB
          • SHA256 d8a8ad0a417f86f1511b81ede6dd98e6fe8bd4c848cdf92f464759aaac25c325
          • MD5 SHA1 SHA512 SSDEEP

          memory/568-104-0x0000000003180000-0x0000000003280000-memory.dmp

          memory/568-550-0x0000000003180000-0x0000000003280000-memory.dmp

          memory/568-423-0x0000000000400000-0x0000000002D13000-memory.dmp

          memory/568-552-0x0000000000360000-0x00000000003FD000-memory.dmp

          memory/568-105-0x0000000000360000-0x00000000003FD000-memory.dmp

          memory/568-127-0x0000000000400000-0x0000000002D13000-memory.dmp

          memory/1244-413-0x0000000002CF0000-0x0000000002D06000-memory.dmp

          memory/1328-417-0x0000000000400000-0x0000000002CB7000-memory.dmp

          memory/1328-421-0x0000000000250000-0x0000000000259000-memory.dmp

          memory/1328-134-0x0000000000400000-0x0000000002CB7000-memory.dmp

          memory/1328-111-0x0000000000250000-0x0000000000259000-memory.dmp

          memory/1328-110-0x0000000002DB0000-0x0000000002EB0000-memory.dmp

          memory/1988-528-0x000007FEF5C90000-0x000007FEF667C000-memory.dmp

          memory/1988-124-0x0000000000E20000-0x0000000000E52000-memory.dmp

          memory/1988-396-0x000007FEF5C90000-0x000007FEF667C000-memory.dmp

          memory/1988-426-0x0000000000D70000-0x0000000000DF0000-memory.dmp

          memory/1988-136-0x0000000000280000-0x0000000000286000-memory.dmp

          memory/1988-135-0x0000000000260000-0x0000000000284000-memory.dmp

          memory/1988-132-0x0000000000250000-0x0000000000256000-memory.dmp

          memory/2044-128-0x0000000000240000-0x0000000000340000-memory.dmp

          memory/2044-288-0x00000000049E0000-0x0000000004A00000-memory.dmp

          memory/2044-130-0x0000000000400000-0x0000000002CD5000-memory.dmp

          memory/2044-129-0x00000000003D0000-0x00000000003FF000-memory.dmp

          memory/2044-565-0x0000000000240000-0x0000000000340000-memory.dmp

          memory/2044-517-0x0000000007340000-0x0000000007380000-memory.dmp

          memory/2044-133-0x0000000004830000-0x0000000004852000-memory.dmp

          memory/2508-67-0x000000006B280000-0x000000006B2A6000-memory.dmp

          memory/2508-55-0x000000006B440000-0x000000006B4CF000-memory.dmp

          memory/2508-57-0x000000006B440000-0x000000006B4CF000-memory.dmp

          memory/2508-68-0x000000006B280000-0x000000006B2A6000-memory.dmp

          memory/2508-410-0x0000000064940000-0x0000000064959000-memory.dmp

          memory/2508-411-0x000000006B280000-0x000000006B2A6000-memory.dmp

          memory/2508-412-0x000000006B440000-0x000000006B4CF000-memory.dmp

          memory/2508-416-0x000000006EB40000-0x000000006EB63000-memory.dmp

          memory/2508-65-0x000000006FE40000-0x000000006FFC6000-memory.dmp

          memory/2508-418-0x000000006FE40000-0x000000006FFC6000-memory.dmp

          memory/2508-397-0x0000000000400000-0x000000000051B000-memory.dmp

          memory/2508-64-0x000000006FE40000-0x000000006FFC6000-memory.dmp

          memory/2508-63-0x000000006FE40000-0x000000006FFC6000-memory.dmp

          memory/2508-44-0x000000006B280000-0x000000006B2A6000-memory.dmp

          memory/2508-60-0x000000006B440000-0x000000006B4CF000-memory.dmp

          memory/2508-47-0x000000006B440000-0x000000006B4CF000-memory.dmp

          memory/2508-58-0x0000000064940000-0x0000000064959000-memory.dmp

          memory/2508-56-0x000000006FE40000-0x000000006FFC6000-memory.dmp

          memory/2508-62-0x000000006FE40000-0x000000006FFC6000-memory.dmp

          memory/2644-530-0x0000000073190000-0x000000007373B000-memory.dmp

          memory/2644-427-0x0000000002770000-0x00000000027B0000-memory.dmp

          memory/2644-422-0x0000000073190000-0x000000007373B000-memory.dmp

          memory/2752-106-0x0000000004730000-0x00000000047D0000-memory.dmp

          memory/2752-424-0x0000000000400000-0x0000000002D13000-memory.dmp

          memory/2752-553-0x0000000004730000-0x00000000047D0000-memory.dmp

          memory/2752-560-0x0000000002E10000-0x0000000002F10000-memory.dmp

          memory/2752-107-0x0000000002E10000-0x0000000002F10000-memory.dmp