Analysis

  • max time kernel
    313s
  • max time network
    308s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-07-2022 18:52

General

  • Target

    ANANOHYJ-PAYMENT-RECEIPT.exe

  • Size

    300.0MB

  • MD5

    dba3209d9c78a3bf216ba69f483af62c

  • SHA1

    68b017f099f31c1e631283007cfa25513d2ae924

  • SHA256

    e2ada17298bdb93977b0f7c57907bc7077437c43b813d8ba3e81f2e93b3bec5d

  • SHA512

    42b5d35c9d0f43ce2e438bda6e686b57ec906ab2588ed0f5862948134e73c8e1649d1f895d46dcea58147523861ac1faa7669fb4c0b7d3d30586bbf07ad82ef7

Score
8/10
upx

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • UPX packed file 6 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Uses the VBS compiler for execution 1 TTPs
  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Program crash 3 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Creates scheduled task(s) 1 TTPs 3 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 57 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ANANOHYJ-PAYMENT-RECEIPT.exe
    "C:\Users\Admin\AppData\Local\Temp\ANANOHYJ-PAYMENT-RECEIPT.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4400
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
        PID:456
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 456 -s 188
          3⤵
          • Program crash
          PID:2080
      • C:\Windows\SysWOW64\cmd.exe
        "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\wdfvbn"
        2⤵
          PID:4760
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe'" /f
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:908
          • C:\Windows\SysWOW64\schtasks.exe
            schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe'" /f
            3⤵
            • Creates scheduled task(s)
            PID:5044
        • C:\Windows\SysWOW64\cmd.exe
          "cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\ANANOHYJ-PAYMENT-RECEIPT.exe" "C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe"
          2⤵
            PID:968
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 456 -ip 456
          1⤵
            PID:1588
          • C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe
            C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe
            1⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2976
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
              2⤵
                PID:1812
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 188
                  3⤵
                  • Program crash
                  PID:4588
              • C:\Windows\SysWOW64\cmd.exe
                "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\wdfvbn"
                2⤵
                  PID:1844
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe'" /f
                  2⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1836
                  • C:\Windows\SysWOW64\schtasks.exe
                    schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe'" /f
                    3⤵
                    • Creates scheduled task(s)
                    PID:400
                • C:\Windows\SysWOW64\cmd.exe
                  "cmd" /c copy "C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe" "C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe"
                  2⤵
                    PID:620
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1812 -ip 1812
                  1⤵
                    PID:2088
                  • C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe
                    C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe
                    1⤵
                    • Executes dropped EXE
                    • Suspicious use of SetThreadContext
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of WriteProcessMemory
                    PID:4584
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
                      2⤵
                        PID:1724
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 1724 -s 188
                          3⤵
                          • Program crash
                          PID:3596
                      • C:\Windows\SysWOW64\cmd.exe
                        "cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\wdfvbn"
                        2⤵
                          PID:3868
                        • C:\Windows\SysWOW64\cmd.exe
                          "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe'" /f
                          2⤵
                          • Suspicious use of WriteProcessMemory
                          PID:4980
                          • C:\Windows\SysWOW64\schtasks.exe
                            schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe'" /f
                            3⤵
                            • Creates scheduled task(s)
                            PID:1708
                        • C:\Windows\SysWOW64\cmd.exe
                          "cmd" /c copy "C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe" "C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe"
                          2⤵
                            PID:4364
                        • C:\Windows\System32\svchost.exe
                          C:\Windows\System32\svchost.exe -k netsvcs -p
                          1⤵
                          • Drops file in System32 directory
                          • Checks processor information in registry
                          • Enumerates system info in registry
                          PID:2124
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 1724 -ip 1724
                          1⤵
                            PID:5008
                          • C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe
                            C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe
                            1⤵
                            • Executes dropped EXE
                            • Suspicious use of AdjustPrivilegeToken
                            PID:4928

                          Network

                          MITRE ATT&CK Enterprise v6

                          Replay Monitor

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                          Downloads

                          • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\wdfvbn.exe.log

                            Filesize

                            425B

                            MD5

                            4eaca4566b22b01cd3bc115b9b0b2196

                            SHA1

                            e743e0792c19f71740416e7b3c061d9f1336bf94

                            SHA256

                            34ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb

                            SHA512

                            bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1

                          • C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe

                            Filesize

                            300.0MB

                            MD5

                            dba3209d9c78a3bf216ba69f483af62c

                            SHA1

                            68b017f099f31c1e631283007cfa25513d2ae924

                            SHA256

                            e2ada17298bdb93977b0f7c57907bc7077437c43b813d8ba3e81f2e93b3bec5d

                            SHA512

                            42b5d35c9d0f43ce2e438bda6e686b57ec906ab2588ed0f5862948134e73c8e1649d1f895d46dcea58147523861ac1faa7669fb4c0b7d3d30586bbf07ad82ef7

                          • C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe

                            Filesize

                            300.0MB

                            MD5

                            dba3209d9c78a3bf216ba69f483af62c

                            SHA1

                            68b017f099f31c1e631283007cfa25513d2ae924

                            SHA256

                            e2ada17298bdb93977b0f7c57907bc7077437c43b813d8ba3e81f2e93b3bec5d

                            SHA512

                            42b5d35c9d0f43ce2e438bda6e686b57ec906ab2588ed0f5862948134e73c8e1649d1f895d46dcea58147523861ac1faa7669fb4c0b7d3d30586bbf07ad82ef7

                          • C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe

                            Filesize

                            300.0MB

                            MD5

                            dba3209d9c78a3bf216ba69f483af62c

                            SHA1

                            68b017f099f31c1e631283007cfa25513d2ae924

                            SHA256

                            e2ada17298bdb93977b0f7c57907bc7077437c43b813d8ba3e81f2e93b3bec5d

                            SHA512

                            42b5d35c9d0f43ce2e438bda6e686b57ec906ab2588ed0f5862948134e73c8e1649d1f895d46dcea58147523861ac1faa7669fb4c0b7d3d30586bbf07ad82ef7

                          • C:\Users\Admin\AppData\Roaming\wdfvbn\wdfvbn.exe

                            Filesize

                            289.4MB

                            MD5

                            566135e9a517a204c2e8fb2f7332ecdc

                            SHA1

                            4cde0ea64922233cafe2eba489a79d67222e2022

                            SHA256

                            1b3da7f55427827f44cafce5301508fb6e2806c387e5044479778c8dde87624a

                            SHA512

                            9caf700b65d48617e6df09f2754a212c0c90908695b9be0aa33c2e7640e0529d20a91b51eab6dd3a775a51b63f281dfd358afe271b1781cf16165bc24cb1bdfe

                          • memory/400-149-0x0000000000000000-mapping.dmp

                          • memory/456-131-0x0000000000000000-mapping.dmp

                          • memory/456-133-0x0000000000B00000-0x0000000000EE4000-memory.dmp

                            Filesize

                            3.9MB

                          • memory/456-134-0x0000000000B00000-0x0000000000EE4000-memory.dmp

                            Filesize

                            3.9MB

                          • memory/620-148-0x0000000000000000-mapping.dmp

                          • memory/908-136-0x0000000000000000-mapping.dmp

                          • memory/968-137-0x0000000000000000-mapping.dmp

                          • memory/1708-159-0x0000000000000000-mapping.dmp

                          • memory/1724-154-0x0000000000DC0000-0x00000000011A4000-memory.dmp

                            Filesize

                            3.9MB

                          • memory/1724-152-0x0000000000000000-mapping.dmp

                          • memory/1724-155-0x0000000000DC0000-0x00000000011A4000-memory.dmp

                            Filesize

                            3.9MB

                          • memory/1812-142-0x0000000000000000-mapping.dmp

                          • memory/1812-144-0x00000000008A0000-0x0000000000C84000-memory.dmp

                            Filesize

                            3.9MB

                          • memory/1812-146-0x00000000008A0000-0x0000000000C84000-memory.dmp

                            Filesize

                            3.9MB

                          • memory/1836-147-0x0000000000000000-mapping.dmp

                          • memory/1844-145-0x0000000000000000-mapping.dmp

                          • memory/2976-141-0x00000000006B0000-0x0000000000872000-memory.dmp

                            Filesize

                            1.8MB

                          • memory/3868-156-0x0000000000000000-mapping.dmp

                          • memory/4364-158-0x0000000000000000-mapping.dmp

                          • memory/4400-130-0x0000000000410000-0x00000000005D2000-memory.dmp

                            Filesize

                            1.8MB

                          • memory/4760-135-0x0000000000000000-mapping.dmp

                          • memory/4980-157-0x0000000000000000-mapping.dmp

                          • memory/5044-138-0x0000000000000000-mapping.dmp