Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/01/2024, 16:50

General

  • Target
    setup_installer.exe
  • Size 5.7MB
  • Sample240128-vcem1aeaa3
  • SHA256 75f6455387008a86d306dffcabd6bdd534e5c265829c02dd3b26f2ec03190abf
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • nullmixer

C2
  • http://marisana.xyz/

Extracted

Family
  • smokeloader

Botnet
  • pub6

Extracted

Family
  • vidar

Version
  • 40

Botnet
  • 706

C2
  • https://lenak513.tumblr.com/

Attributes
  • profile_id

    706

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

  • Detect ZGRat V1 1 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.

  • RisePro

    RisePro stealer is an infostealer distributed by PrivateLoader.

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Vidar Stealer 4 IoCs
  • ASPack v2.12-2.42 4 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 10 IoCs
  • Loads dropped DLL 7 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Themida packer 3 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 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.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\setup_installer.exe
    "C:\Users\Admin\AppData\Local\Temp\setup_installer.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1224
    • C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\setup_install.exe
      "C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\setup_install.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2028
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c 80ff3a0909402a71.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4536
        • C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\80ff3a0909402a71.exe
          80ff3a0909402a71.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:4584
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2028 -s 548
        3⤵
        • Program crash
        PID:3056
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c 804a234bccaae49.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5068
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c 1558c83052a066.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:788
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c bb7eeae46907.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3884
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c 2a07805a6bd5.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2692
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c b1eba6b13.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3064
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c 292a72b1538a4.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2456
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c 6c03f4c63e2.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3144
  • C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\bb7eeae46907.exe
    bb7eeae46907.exe
    1⤵
    • Executes dropped EXE
    PID:3568
  • C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\292a72b1538a4.exe
    292a72b1538a4.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious use of AdjustPrivilegeToken
    PID:344
  • C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\b1eba6b13.exe
    b1eba6b13.exe
    1⤵
    • Executes dropped EXE
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:700
  • C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\2a07805a6bd5.exe
    "C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\2a07805a6bd5.exe" -a
    1⤵
    • Executes dropped EXE
    PID:4776
  • C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\2a07805a6bd5.exe
    2a07805a6bd5.exe
    1⤵
    • Checks computer location settings
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:4664
  • C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\804a234bccaae49.exe
    804a234bccaae49.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    PID:4248
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2028 -ip 2028
    1⤵
      PID:3052
    • C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\6c03f4c63e2.exe
      6c03f4c63e2.exe
      1⤵
      • Executes dropped EXE
      PID:3260
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3260 -s 1028
        2⤵
        • Program crash
        PID:3824
    • C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\1558c83052a066.exe
      1558c83052a066.exe
      1⤵
      • Executes dropped EXE
      PID:3292
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 3260 -ip 3260
      1⤵
        PID:2524
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 700 -ip 700
        1⤵
          PID:4828

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              1558c83052a066.exe

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\1558c83052a066.exe
              • Size 375KB
              • SHA256 19390703c2c8a1e060640907b15e2cc138dbc161644b8932b8c706914e2078ad
              • MD5 SHA1 SHA512 SSDEEP

              1558c83052a066.exe

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\1558c83052a066.exe
              • Size 920KB
              • SHA256 0774b192d023ef4f7eeb7e0aee017ab69af2b5e5ceeffe9b87bc0298aa87c883
              • MD5 SHA1 SHA512 SSDEEP

              292a72b1538a4.exe

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\292a72b1538a4.exe
              • Size 153KB
              • SHA256 3cfd2be307d2dea9cb008d3ae682a774521aea9e249ee3f6f770635dd81474dc
              • MD5 SHA1 SHA512 SSDEEP

              292a72b1538a4.exe

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\292a72b1538a4.exe
              • Size 176KB
              • SHA256 3bbee439d2481a2815383f78feb2bf6b5931cfcd7ad7fcbf9179545238edc841
              • MD5 SHA1 SHA512 SSDEEP

              2a07805a6bd5.exe

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\2a07805a6bd5.exe
              • Size 56KB
              • SHA256 9dcacda3913e30cafd92c909648b5bffde14b8e39e6adbfb15628006c0d4d3c2
              • MD5 SHA1 SHA512 SSDEEP

              6c03f4c63e2.exe

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\6c03f4c63e2.exe
              • Size 649KB
              • SHA256 f48752a18c651f67ea479410fd3cee0121edb21599c5b8ab3e343006133a66d8
              • MD5 SHA1 SHA512 SSDEEP

              6c03f4c63e2.exe

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\6c03f4c63e2.exe
              • Size 366KB
              • SHA256 b197b6606e2cb2d1a504085971e9d9b9bfe27c117ac493c50b741e6f9d4410d2
              • MD5 SHA1 SHA512 SSDEEP

              804a234bccaae49.exe

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\804a234bccaae49.exe
              • Size 8KB
              • SHA256 908b275d6fc2f20e9d04e8609a9d994f7e88a429c3eb0a55d99ca1c681e17ec8
              • MD5 SHA1 SHA512 SSDEEP

              80ff3a0909402a71.exe

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\80ff3a0909402a71.exe
              • Size 165KB
              • SHA256 aeb2d203b415b00e0a23aa026862cec8e11962fdb99c6dce38fb0b018b7d8409
              • MD5 SHA1 SHA512 SSDEEP

              b1eba6b13.exe

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\b1eba6b13.exe
              • Size 181KB
              • SHA256 d6cb2d6a275885932aa2dd4bbeddd066723de6f17697b6b938c4458ec954db04
              • MD5 SHA1 SHA512 SSDEEP

              b1eba6b13.exe

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\b1eba6b13.exe
              • Size 313KB
              • SHA256 c4f3e59da8a6827adfbdbb04a9ec4ef8f718ad48bd9bbe70811a164fde758337
              • MD5 SHA1 SHA512 SSDEEP

              bb7eeae46907.exe

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\bb7eeae46907.exe
              • Size 241KB
              • SHA256 9e1a149370efe9814bf2cbd87acfcfa410d1769efd86a9722da4373d6716d22e
              • MD5 SHA1 SHA512 SSDEEP

              libcurl.dll

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\libcurl.dll
              • Size 218KB
              • SHA256 0de53e7be51789adaec5294346220b20f793e7f8d153a3c110a92d658760697e
              • MD5 SHA1 SHA512 SSDEEP

              libcurlpp.dll

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\libcurlpp.dll
              • Size 54KB
              • SHA256 43e86d650a68f1f91fa2f4375aff2720e934aa78fa3d33e06363122bf5a9535f
              • MD5 SHA1 SHA512 SSDEEP

              libgcc_s_dw2-1.dll

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\libgcc_s_dw2-1.dll
              • Size 113KB
              • SHA256 59a466f77584438fc3abc0f43edc0fc99d41851726827a008841f05cfe12da7e
              • MD5 SHA1 SHA512 SSDEEP

              libstdc++-6.dll

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\libstdc++-6.dll
              • Size 582KB
              • SHA256 70e817ad312fc0153579627aac4b91872c4ac15b522f657584cd21ce036b728e
              • MD5 SHA1 SHA512 SSDEEP

              libstdc++-6.dll

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\libstdc++-6.dll
              • Size 289KB
              • SHA256 1f75aa165e4d921587fa537f7dcfeb4b45795410a4f939f04f8f5d25666263d3
              • MD5 SHA1 SHA512 SSDEEP

              libwinpthread-1.dll

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\libwinpthread-1.dll
              • Size 69KB
              • SHA256 509cb1d1443b623a02562ac760bced540e327c65157ffa938a22f75e38155723
              • MD5 SHA1 SHA512 SSDEEP

              setup_install.exe

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\setup_install.exe
              • Size 2.7MB
              • SHA256 975b64e1b9ba1256f0558b305c8dc939bb084c533003821b67f0eaa452d7cf54
              • MD5 SHA1 SHA512 SSDEEP

              setup_install.exe

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\setup_install.exe
              • Size 697KB
              • SHA256 68da8272b0fba4fa297fae32ec3a2d9c69dc432b064718b0375798c433f0a114
              • MD5 SHA1 SHA512 SSDEEP

              setup_install.exe

              • Path C:\Users\Admin\AppData\Local\Temp\7zS8C4E2577\setup_install.exe
              • Size 766KB
              • SHA256 cca2873ab17ce95c0b57a73f0f69b77fb1f41bd822b79c0e41d892eddcf1ba0e
              • MD5 SHA1 SHA512 SSDEEP

              memory/344-140-0x0000000075E00000-0x0000000075EF0000-memory.dmp

              memory/344-88-0x00000000002E0000-0x0000000000B06000-memory.dmp

              memory/344-141-0x0000000075E00000-0x0000000075EF0000-memory.dmp

              memory/344-107-0x0000000005D30000-0x0000000006348000-memory.dmp

              memory/344-126-0x0000000005820000-0x000000000592A000-memory.dmp

              memory/344-139-0x0000000075E00000-0x0000000075EF0000-memory.dmp

              memory/344-145-0x0000000075E00000-0x0000000075EF0000-memory.dmp

              memory/344-144-0x0000000075E00000-0x0000000075EF0000-memory.dmp

              memory/344-143-0x0000000075E00000-0x0000000075EF0000-memory.dmp

              memory/344-119-0x0000000005650000-0x000000000569C000-memory.dmp

              memory/344-142-0x0000000075E00000-0x0000000075EF0000-memory.dmp

              memory/344-114-0x0000000077654000-0x0000000077656000-memory.dmp

              memory/344-109-0x00000000055B0000-0x00000000055C2000-memory.dmp

              memory/344-94-0x0000000075E00000-0x0000000075EF0000-memory.dmp

              memory/344-112-0x0000000075E00000-0x0000000075EF0000-memory.dmp

              memory/344-113-0x0000000005610000-0x000000000564C000-memory.dmp

              memory/344-95-0x0000000075E00000-0x0000000075EF0000-memory.dmp

              memory/344-96-0x0000000075E00000-0x0000000075EF0000-memory.dmp

              memory/344-100-0x0000000075E00000-0x0000000075EF0000-memory.dmp

              memory/344-98-0x0000000075E00000-0x0000000075EF0000-memory.dmp

              memory/344-101-0x0000000075E00000-0x0000000075EF0000-memory.dmp

              memory/344-103-0x00000000002E0000-0x0000000000B06000-memory.dmp

              memory/344-102-0x0000000075E00000-0x0000000075EF0000-memory.dmp

              memory/700-106-0x0000000000400000-0x0000000000905000-memory.dmp

              memory/700-105-0x00000000001C0000-0x00000000001C9000-memory.dmp

              memory/700-116-0x0000000000C20000-0x0000000000D20000-memory.dmp

              memory/2028-43-0x000000006B280000-0x000000006B2A6000-memory.dmp

              memory/2028-117-0x0000000000400000-0x0000000000C67000-memory.dmp

              memory/2028-32-0x000000006B280000-0x000000006B2A6000-memory.dmp

              memory/2028-31-0x000000006B440000-0x000000006B4CF000-memory.dmp

              memory/2028-34-0x000000006B440000-0x000000006B4CF000-memory.dmp

              memory/2028-35-0x000000006FE40000-0x000000006FFC6000-memory.dmp

              memory/2028-36-0x0000000064940000-0x0000000064959000-memory.dmp

              memory/2028-37-0x000000006B440000-0x000000006B4CF000-memory.dmp

              memory/2028-38-0x000000006FE40000-0x000000006FFC6000-memory.dmp

              memory/2028-41-0x000000006FE40000-0x000000006FFC6000-memory.dmp

              memory/2028-120-0x000000006B280000-0x000000006B2A6000-memory.dmp

              memory/2028-40-0x000000006FE40000-0x000000006FFC6000-memory.dmp

              memory/2028-118-0x0000000064940000-0x0000000064959000-memory.dmp

              memory/2028-121-0x000000006B440000-0x000000006B4CF000-memory.dmp

              memory/2028-122-0x000000006EB40000-0x000000006EB63000-memory.dmp

              memory/2028-123-0x000000006FE40000-0x000000006FFC6000-memory.dmp

              memory/2028-39-0x000000006FE40000-0x000000006FFC6000-memory.dmp

              memory/2028-33-0x0000000000F30000-0x0000000000FBF000-memory.dmp

              memory/2028-42-0x000000006B280000-0x000000006B2A6000-memory.dmp

              memory/3260-136-0x0000000000AC0000-0x0000000000B5D000-memory.dmp

              memory/3260-108-0x0000000000400000-0x0000000000959000-memory.dmp

              memory/3260-104-0x0000000000AC0000-0x0000000000B5D000-memory.dmp

              memory/3260-115-0x0000000000BC0000-0x0000000000CC0000-memory.dmp

              memory/3492-137-0x0000000002830000-0x0000000002846000-memory.dmp

              memory/4248-87-0x00000000000F0000-0x00000000000F8000-memory.dmp

              memory/4248-92-0x00007FFBE9B80000-0x00007FFBEA641000-memory.dmp

              memory/4248-110-0x00000000008F0000-0x0000000000900000-memory.dmp

              memory/4248-146-0x00000000008F0000-0x0000000000900000-memory.dmp

              memory/4584-90-0x00000000028F0000-0x00000000028F6000-memory.dmp

              memory/4584-125-0x00007FFBE9B80000-0x00007FFBEA641000-memory.dmp

              memory/4584-93-0x000000001B5D0000-0x000000001B5E0000-memory.dmp

              memory/4584-73-0x0000000000F10000-0x0000000000F16000-memory.dmp

              memory/4584-67-0x00007FFBE9B80000-0x00007FFBEA641000-memory.dmp

              memory/4584-63-0x0000000000830000-0x000000000085E000-memory.dmp

              memory/4584-80-0x00000000028D0000-0x00000000028F2000-memory.dmp