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Analysis

  • max time kernel
    133s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/10/2022, 08:27

General

  • Target

    003b624a9fbc866238d1fcc3fd3d34033fb7fb4c302402a9c4b36ce979e186f1.exe

  • Size

    7.4MB

  • MD5

    d88dcfc0dfe3ef8b922c35f021a2fd01

  • SHA1

    82eb63ac6bc2e2959381a624f868e7b4df032b35

  • SHA256

    003b624a9fbc866238d1fcc3fd3d34033fb7fb4c302402a9c4b36ce979e186f1

  • SHA512

    cb31cf8964e8e7be6154992230c03ac0e2422756725efb64be54e485bb8651213a75d76af7cec2d50c1777c103c7f7d4463303edcc6c9d9b22bdcdc8d32c8edb

  • SSDEEP

    196608:hHS10ijII3/I0VRcRCDLZXZR9G5DiwBGPCW3tdoZmN5J:hy1T0YI0VmRqLFZSS6W3L

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 15 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\003b624a9fbc866238d1fcc3fd3d34033fb7fb4c302402a9c4b36ce979e186f1.exe
    "C:\Users\Admin\AppData\Local\Temp\003b624a9fbc866238d1fcc3fd3d34033fb7fb4c302402a9c4b36ce979e186f1.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2468
    • C:\Users\Admin\AppData\Local\Temp\is-HQR7B.tmp\is-VPI0B.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-HQR7B.tmp\is-VPI0B.tmp" /SL4 $801B2 "C:\Users\Admin\AppData\Local\Temp\003b624a9fbc866238d1fcc3fd3d34033fb7fb4c302402a9c4b36ce979e186f1.exe" 7469234 52224
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of WriteProcessMemory
      PID:740
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Query
        3⤵
          PID:2332
        • C:\Program Files (x86)\Universal Extractor\UniExtract.exe
          "C:\Program Files (x86)\Universal Extractor\UniExtract.exe"
          3⤵
          • Executes dropped EXE
          PID:4824
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4824 -s 912
            4⤵
            • Program crash
            PID:904
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4824 -s 952
            4⤵
            • Program crash
            PID:1688
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4824 -s 1076
            4⤵
            • Program crash
            PID:1100
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4824 -s 140
            4⤵
            • Program crash
            PID:3520
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Delete /F /TN "UniExtract 29"
          3⤵
            PID:212
          • C:\Program Files (x86)\Universal Extractor\UniExtract.exe
            "C:\Program Files (x86)\Universal Extractor\UniExtract.exe" 5f5d5a7c6dbe68ab6e1dbd4885ecc879
            3⤵
            • Executes dropped EXE
            • Suspicious behavior: EnumeratesProcesses
            PID:208
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 896
              4⤵
              • Program crash
              PID:4856
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 940
              4⤵
              • Program crash
              PID:3444
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 944
              4⤵
              • Program crash
              PID:3548
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 1104
              4⤵
              • Program crash
              PID:4372
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 1128
              4⤵
              • Program crash
              PID:4360
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 1208
              4⤵
              • Program crash
              PID:1284
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 1244
              4⤵
              • Program crash
              PID:3884
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 1324
              4⤵
              • Program crash
              PID:624
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 1332
              4⤵
              • Program crash
              PID:3712
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 1360
              4⤵
              • Program crash
              PID:1048
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 208 -s 908
              4⤵
              • Program crash
              PID:4556
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4824 -ip 4824
        1⤵
          PID:4952
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4824 -ip 4824
          1⤵
            PID:1036
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 4824 -ip 4824
            1⤵
              PID:2052
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4824 -ip 4824
              1⤵
                PID:2828
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 208 -ip 208
                1⤵
                  PID:1468
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 208 -ip 208
                  1⤵
                    PID:3480
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 208 -ip 208
                    1⤵
                      PID:3868
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 608 -p 208 -ip 208
                      1⤵
                        PID:816
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 628 -p 208 -ip 208
                        1⤵
                          PID:3796
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 652 -p 208 -ip 208
                          1⤵
                            PID:2168
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 636 -p 208 -ip 208
                            1⤵
                              PID:3608
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 672 -p 208 -ip 208
                              1⤵
                                PID:960
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 700 -p 208 -ip 208
                                1⤵
                                  PID:4624
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 716 -p 208 -ip 208
                                  1⤵
                                    PID:2928
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 732 -p 208 -ip 208
                                    1⤵
                                      PID:4328

                                    Network

                                    MITRE ATT&CK Enterprise v6

                                    Replay Monitor

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                                    Downloads

                                    • C:\Program Files (x86)\Universal Extractor\UniExtract.exe

                                      Filesize

                                      3.3MB

                                      MD5

                                      01a2b1c08f362133d69147efeaccd9f3

                                      SHA1

                                      4ce4452184a1ad4b87e731fdf96d5a66a03c8419

                                      SHA256

                                      bf59e116361cde48bd16904af8ac899892282d37d30c6058ff3181c5435d4266

                                      SHA512

                                      7c3fd6f5a66520934081c722b8858eb2a0c23b9087ae14698ffc5f8c9c83786b2bdd96790f866354e8b76851cd69be527b9ba7986f2478d648066366f4d1e83b

                                    • C:\Program Files (x86)\Universal Extractor\UniExtract.exe

                                      Filesize

                                      3.3MB

                                      MD5

                                      01a2b1c08f362133d69147efeaccd9f3

                                      SHA1

                                      4ce4452184a1ad4b87e731fdf96d5a66a03c8419

                                      SHA256

                                      bf59e116361cde48bd16904af8ac899892282d37d30c6058ff3181c5435d4266

                                      SHA512

                                      7c3fd6f5a66520934081c722b8858eb2a0c23b9087ae14698ffc5f8c9c83786b2bdd96790f866354e8b76851cd69be527b9ba7986f2478d648066366f4d1e83b

                                    • C:\Users\Admin\AppData\Local\Temp\is-B8JTO.tmp\_iscrypt.dll

                                      Filesize

                                      2KB

                                      MD5

                                      a69559718ab506675e907fe49deb71e9

                                      SHA1

                                      bc8f404ffdb1960b50c12ff9413c893b56f2e36f

                                      SHA256

                                      2f6294f9aa09f59a574b5dcd33be54e16b39377984f3d5658cda44950fa0f8fc

                                      SHA512

                                      e52e0aa7fe3f79e36330c455d944653d449ba05b2f9abee0914a0910c3452cfa679a40441f9ac696b3ccf9445cbb85095747e86153402fc362bb30ac08249a63

                                    • C:\Users\Admin\AppData\Local\Temp\is-HQR7B.tmp\is-VPI0B.tmp

                                      Filesize

                                      644KB

                                      MD5

                                      d2d4c4adbd8fe86cbef5547c64ff6c3e

                                      SHA1

                                      b959a16143a81a1dac99ff387d597e1e20b2b2e0

                                      SHA256

                                      abf82ee3b4593051434be8721e79a7df39e75d3078b4fc90a4e0f8a7de6aa3ba

                                      SHA512

                                      653bfc044a31794db372b6c3f21c5f97cfd55349953e9a755654263549bc8a5f94e58343a4fd1411ddf550f44526a94027610c212126c98adc123e92670941f6

                                    • C:\Users\Admin\AppData\Local\Temp\is-HQR7B.tmp\is-VPI0B.tmp

                                      Filesize

                                      644KB

                                      MD5

                                      d2d4c4adbd8fe86cbef5547c64ff6c3e

                                      SHA1

                                      b959a16143a81a1dac99ff387d597e1e20b2b2e0

                                      SHA256

                                      abf82ee3b4593051434be8721e79a7df39e75d3078b4fc90a4e0f8a7de6aa3ba

                                      SHA512

                                      653bfc044a31794db372b6c3f21c5f97cfd55349953e9a755654263549bc8a5f94e58343a4fd1411ddf550f44526a94027610c212126c98adc123e92670941f6

                                    • memory/208-151-0x0000000000400000-0x000000000154F000-memory.dmp

                                      Filesize

                                      17.3MB

                                    • memory/208-150-0x0000000000400000-0x000000000154F000-memory.dmp

                                      Filesize

                                      17.3MB

                                    • memory/2468-132-0x0000000000400000-0x0000000000413000-memory.dmp

                                      Filesize

                                      76KB

                                    • memory/2468-138-0x0000000000400000-0x0000000000413000-memory.dmp

                                      Filesize

                                      76KB

                                    • memory/4824-142-0x0000000000400000-0x000000000154F000-memory.dmp

                                      Filesize

                                      17.3MB

                                    • memory/4824-145-0x0000000000400000-0x000000000154F000-memory.dmp

                                      Filesize

                                      17.3MB

                                    • memory/4824-144-0x0000000000400000-0x000000000154F000-memory.dmp

                                      Filesize

                                      17.3MB

                                    • memory/4824-143-0x0000000000400000-0x000000000154F000-memory.dmp

                                      Filesize

                                      17.3MB