Analysis

  • max time kernel
    168s
  • max time network
    177s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-04-2024 10:08

General

  • Target

    93f3b587a2a8e5515dc08ee47eef4d02805e5fccefde4a29e780946124257a56.exe

  • Size

    787KB

  • MD5

    481be8166b475e08c6fe7f377a8d8a2d

  • SHA1

    267259b38951597f51efbe482a78df324f11d093

  • SHA256

    93f3b587a2a8e5515dc08ee47eef4d02805e5fccefde4a29e780946124257a56

  • SHA512

    0a4616e3a7132020b2ea6bd582f9860fac5b5fdc9dc174e75cf27280419dc335ef356c936612ba64be41f7021d3c14845bfc0cb54406a36a47ed70713ed486af

  • SSDEEP

    12288:JiLCjBTgfnsFhPhNVV60QbFXl7iV+gXj7NUt1upQ1laJsUkqo:J1tTgPsHHVpQbF8V++VUt15MBo

Malware Config

Signatures

  • Avaddon

    Ransomware-as-a-service first released in June 2020 and currently expanding its userbase among criminal actors.

  • Avaddon payload 4 IoCs
  • UAC bypass 3 TTPs 2 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 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.

  • Program crash 9 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\93f3b587a2a8e5515dc08ee47eef4d02805e5fccefde4a29e780946124257a56.exe
    "C:\Users\Admin\AppData\Local\Temp\93f3b587a2a8e5515dc08ee47eef4d02805e5fccefde4a29e780946124257a56.exe"
    1⤵
    • UAC bypass
    • Checks whether UAC is enabled
    • System policy modification
    PID:3664
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 876
      2⤵
      • Program crash
      PID:3144
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 884
      2⤵
      • Program crash
      PID:940
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 928
      2⤵
      • Program crash
      PID:4956
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 972
      2⤵
      • Program crash
      PID:3492
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 980
      2⤵
      • Program crash
      PID:8
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 1280
      2⤵
      • Program crash
      PID:2556
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 1388
      2⤵
      • Program crash
      PID:2932
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 1548
      2⤵
      • Program crash
      PID:4260
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3664 -s 1604
      2⤵
      • Program crash
      PID:2372
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3992 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4560
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 3664 -ip 3664
      1⤵
        PID:2236
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3664 -ip 3664
        1⤵
          PID:3684
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 396 -p 3664 -ip 3664
          1⤵
            PID:1164
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3664 -ip 3664
            1⤵
              PID:4892
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 3664 -ip 3664
              1⤵
                PID:208
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 3664 -ip 3664
                1⤵
                  PID:3684
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 3664 -ip 3664
                  1⤵
                    PID:4076
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 3664 -ip 3664
                    1⤵
                      PID:1256
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 608 -p 3664 -ip 3664
                      1⤵
                        PID:2216

                      Network

                      MITRE ATT&CK Matrix ATT&CK v13

                      Privilege Escalation

                      Abuse Elevation Control Mechanism

                      1
                      T1548

                      Bypass User Account Control

                      1
                      T1548.002

                      Defense Evasion

                      Abuse Elevation Control Mechanism

                      1
                      T1548

                      Bypass User Account Control

                      1
                      T1548.002

                      Impair Defenses

                      1
                      T1562

                      Disable or Modify Tools

                      1
                      T1562.001

                      Modify Registry

                      2
                      T1112

                      Discovery

                      System Information Discovery

                      1
                      T1082

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • memory/3664-1-0x0000000001D40000-0x0000000001E40000-memory.dmp
                        Filesize

                        1024KB

                      • memory/3664-2-0x0000000001E40000-0x0000000001F5A000-memory.dmp
                        Filesize

                        1.1MB

                      • memory/3664-3-0x0000000000400000-0x0000000001B2F000-memory.dmp
                        Filesize

                        23.2MB

                      • memory/3664-4-0x0000000000400000-0x0000000001B2F000-memory.dmp
                        Filesize

                        23.2MB

                      • memory/3664-6-0x0000000001D40000-0x0000000001E40000-memory.dmp
                        Filesize

                        1024KB

                      • memory/3664-8-0x0000000001E40000-0x0000000001F5A000-memory.dmp
                        Filesize

                        1.1MB