Analysis

  • max time kernel
    142s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/03/2024, 10:47

General

  • Target

    d34ff13a0bc2c7730bb72a3793405ab4.exe

  • Size

    2.0MB

  • MD5

    d34ff13a0bc2c7730bb72a3793405ab4

  • SHA1

    d8a4115e55750c1504263714df6bf64cd17afe34

  • SHA256

    d4ef6371f7044d4979aa8f96665cf530679c1856a596b1fc381806baf19eb0b8

  • SHA512

    8b0933cbc7beff08342ebc7d3961c03ef35dc39562bd591af9b15d9575bea0ff9e18faf8963438b1b08a1d5d524f60d71911646c866f4b3d88ded164e227efe3

  • SSDEEP

    49152:tz007r7Q/8RT/cN+9zWFULG+G2u2N51NmScN+9zWFULG+:tz007r7QNA9zyULG+GH2N5rmbA9zyULp

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
  • Program crash 18 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d34ff13a0bc2c7730bb72a3793405ab4.exe
    "C:\Users\Admin\AppData\Local\Temp\d34ff13a0bc2c7730bb72a3793405ab4.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1348
    • C:\Users\Admin\AppData\Local\Temp\d34ff13a0bc2c7730bb72a3793405ab4.exe
      C:\Users\Admin\AppData\Local\Temp\d34ff13a0bc2c7730bb72a3793405ab4.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:624
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\d34ff13a0bc2c7730bb72a3793405ab4.exe" /TN v3dGbWFyc353 /F
        3⤵
        • Creates scheduled task(s)
        PID:752
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN v3dGbWFyc353 > C:\Users\Admin\AppData\Local\Temp\5g5PKTfUN.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3900
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN v3dGbWFyc353
          4⤵
            PID:5100
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 604
          3⤵
          • Program crash
          PID:2080
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 624
          3⤵
          • Program crash
          PID:2900
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 736
          3⤵
          • Program crash
          PID:1188
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 744
          3⤵
          • Program crash
          PID:4448
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 824
          3⤵
          • Program crash
          PID:4408
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 880
          3⤵
          • Program crash
          PID:208
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 1464
          3⤵
          • Program crash
          PID:4860
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 1932
          3⤵
          • Program crash
          PID:2988
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 2144
          3⤵
          • Program crash
          PID:3992
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 1868
          3⤵
          • Program crash
          PID:1136
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 1892
          3⤵
          • Program crash
          PID:3476
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 1952
          3⤵
          • Program crash
          PID:764
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 1972
          3⤵
          • Program crash
          PID:2116
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 2152
          3⤵
          • Program crash
          PID:228
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 1868
          3⤵
          • Program crash
          PID:212
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 2160
          3⤵
          • Program crash
          PID:5052
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 1976
          3⤵
          • Program crash
          PID:512
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 624 -s 752
          3⤵
          • Program crash
          PID:2480
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 624 -ip 624
      1⤵
        PID:3200
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 624 -ip 624
        1⤵
          PID:3440
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 624 -ip 624
          1⤵
            PID:4124
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 624 -ip 624
            1⤵
              PID:1168
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 624 -ip 624
              1⤵
                PID:4384
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 624 -ip 624
                1⤵
                  PID:4756
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 624 -ip 624
                  1⤵
                    PID:1012
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 624 -ip 624
                    1⤵
                      PID:4008
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 624 -ip 624
                      1⤵
                        PID:932
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 624 -ip 624
                        1⤵
                          PID:2228
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 624 -ip 624
                          1⤵
                            PID:2088
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 624 -ip 624
                            1⤵
                              PID:836
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 624 -ip 624
                              1⤵
                                PID:4324
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 624 -ip 624
                                1⤵
                                  PID:3692
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 624 -ip 624
                                  1⤵
                                    PID:4420
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 588 -p 624 -ip 624
                                    1⤵
                                      PID:2300
                                    • 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=1036 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:8
                                      1⤵
                                        PID:764
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 624 -ip 624
                                        1⤵
                                          PID:3644
                                        • C:\Windows\SysWOW64\WerFault.exe
                                          C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 624 -ip 624
                                          1⤵
                                            PID:1628

                                          Network

                                                MITRE ATT&CK Enterprise v15

                                                Replay Monitor

                                                Loading Replay Monitor...

                                                Downloads

                                                • C:\Users\Admin\AppData\Local\Temp\5g5PKTfUN.xml

                                                  Filesize

                                                  1KB

                                                  MD5

                                                  1bdeeb7db56ec72018caa4662f82b8e9

                                                  SHA1

                                                  d36380930dd1d182b7daa803f972dc19b3297e3a

                                                  SHA256

                                                  2fdbac6d0aae29740fdc7b4b171db93da3b19631209992838c4024bbbfc8b06b

                                                  SHA512

                                                  15de4a9e50392222b9dc7b4d6bda82941508db382bd98f1e75a2aec5c5e9f00c50fd1f75c12df4fcde2c5aad64c297d7f5252bfab5461a8d47b897f93c7aac23

                                                • C:\Users\Admin\AppData\Local\Temp\d34ff13a0bc2c7730bb72a3793405ab4.exe

                                                  Filesize

                                                  2.0MB

                                                  MD5

                                                  a63cc8a95f6143a3d0d9cefa670da9d4

                                                  SHA1

                                                  bca81f1dfbae90b002df8b5af83dd5a3e03693a4

                                                  SHA256

                                                  263bed115cf6390959cf95263b43fc4f2c83ce3fad95e95c05d149b6bcab8f1d

                                                  SHA512

                                                  04d6c5583de38c00ef308fce82d1d942a589a5d3e1f9e3e4eb1bb783c4efe3db172e07e9e4b445ac6e6fae0c66dcc9eb08ef30732f0845c73e07b8001af36e1e

                                                • memory/624-14-0x0000000000400000-0x000000000065C000-memory.dmp

                                                  Filesize

                                                  2.4MB

                                                • memory/624-16-0x0000000025040000-0x00000000250BE000-memory.dmp

                                                  Filesize

                                                  504KB

                                                • memory/624-22-0x0000000000470000-0x00000000004DB000-memory.dmp

                                                  Filesize

                                                  428KB

                                                • memory/624-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                                  Filesize

                                                  364KB

                                                • memory/624-40-0x0000000000400000-0x000000000065C000-memory.dmp

                                                  Filesize

                                                  2.4MB

                                                • memory/1348-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                                  Filesize

                                                  2.4MB

                                                • memory/1348-2-0x0000000001720000-0x000000000179E000-memory.dmp

                                                  Filesize

                                                  504KB

                                                • memory/1348-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                                  Filesize

                                                  428KB

                                                • memory/1348-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                                  Filesize

                                                  428KB