Analysis

  • max time kernel
    52s
  • max time network
    75s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220331-en
  • submitted
    01/04/2022, 13:25

General

  • Target
    fd97fdb20a2238cfd5589bc05e14a80a.exe
  • Size 1.1MB
  • Sample220401-qnyg2agbek
  • SHA256 70bee3fa2bf61c13b1e94ab33d6ac070ef107085c10abb28ccb92e5b6449deee
  • MD5 SHA1 SHA512
Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 3 IoCs
  • Program crash 2 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fd97fdb20a2238cfd5589bc05e14a80a.exe
    "C:\Users\Admin\AppData\Local\Temp\fd97fdb20a2238cfd5589bc05e14a80a.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:400
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\syswow64\rundll32.exe" "C:\Windows\syswow64\shell32.dll",#61
      2⤵
      • Blocklisted process makes network request
      PID:4972
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 612
      2⤵
      • Program crash
      PID:4852
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\syswow64\rundll32.exe" "C:\Windows\syswow64\shell32.dll",#61
      2⤵
      • Blocklisted process makes network request
      PID:64
    • C:\Windows\SysWOW64\rundll32.exe
      "C:\Windows\syswow64\rundll32.exe" "C:\Windows\syswow64\shell32.dll",#61
      2⤵
        PID:4408
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 400 -s 872
        2⤵
        • Program crash
        PID:4176
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 400 -ip 400
      1⤵
        PID:4636
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 400 -ip 400
        1⤵
          PID:2528

        Network

              MITRE ATT&CK Matrix

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              Peteqqaq.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\Peteqqaq.tmp
              • Size 3.1MB
              • SHA256 6d6f9f4df698b469bdd198abfae9a769c8f75a3726b5cdfa1915dcab27432fad
              • MD5 SHA1 SHA512 SSDEEP

              Peteqqaq.tmp

              • Path C:\Users\Admin\AppData\Local\Temp\Peteqqaq.tmp
              • Size 3.1MB
              • SHA256 6d6f9f4df698b469bdd198abfae9a769c8f75a3726b5cdfa1915dcab27432fad
              • MD5 SHA1 SHA512 SSDEEP

              memory/64-149-0x0000000000920000-0x0000000000923000-memory.dmp

              memory/64-150-0x0000000000930000-0x0000000000933000-memory.dmp

              memory/64-148-0x0000000000910000-0x0000000000913000-memory.dmp

              memory/64-147-0x0000000000900000-0x0000000000903000-memory.dmp

              memory/64-146-0x00000000008F0000-0x00000000008F3000-memory.dmp

              memory/400-152-0x0000000003D10000-0x0000000004761000-memory.dmp

              memory/400-126-0x0000000000400000-0x0000000000641000-memory.dmp

              memory/400-124-0x000000000097D000-0x0000000000A61000-memory.dmp

              memory/400-127-0x0000000000400000-0x0000000000641000-memory.dmp

              memory/400-125-0x0000000002410000-0x0000000002645000-memory.dmp

              memory/400-153-0x0000000003D10000-0x0000000004761000-memory.dmp

              memory/400-145-0x0000000002E90000-0x00000000038E1000-memory.dmp

              memory/400-128-0x0000000000400000-0x0000000000641000-memory.dmp

              memory/400-143-0x0000000002E90000-0x00000000038E1000-memory.dmp

              memory/4972-130-0x0000000000920000-0x0000000000922000-memory.dmp

              memory/4972-141-0x00000000009D0000-0x00000000009D2000-memory.dmp

              memory/4972-140-0x00000000009C0000-0x00000000009C2000-memory.dmp

              memory/4972-139-0x00000000009B0000-0x00000000009B2000-memory.dmp

              memory/4972-138-0x00000000009A0000-0x00000000009A2000-memory.dmp

              memory/4972-137-0x0000000000990000-0x0000000000992000-memory.dmp

              memory/4972-136-0x0000000000980000-0x0000000000982000-memory.dmp

              memory/4972-135-0x0000000000970000-0x0000000000972000-memory.dmp

              memory/4972-134-0x0000000000960000-0x0000000000962000-memory.dmp

              memory/4972-133-0x0000000000950000-0x0000000000952000-memory.dmp

              memory/4972-132-0x0000000000940000-0x0000000000942000-memory.dmp

              memory/4972-131-0x0000000000930000-0x0000000000932000-memory.dmp