Analysis

  • max time kernel
    124s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/01/2024, 04:25

General

  • Target

    7170f1e0891aefb377ef5dc1c04a896d.exe

  • Size

    1003KB

  • MD5

    7170f1e0891aefb377ef5dc1c04a896d

  • SHA1

    785282a823667e147b1bcccb2be423364b86cbd3

  • SHA256

    a08bb1f3fdadefbb3ccb57e7e978bb34ffe86c2936dbd1daae5b92116f150bae

  • SHA512

    2bfaf632bd420095d2af619d90aec3ca873d2d9d282d13f01295a0618e267df0979bdcd9186f9f537e1d13a60904329c81e66880eea9050b01e2d6c90dd5ca1b

  • SSDEEP

    12288:K3C1n92z0o0KRwCMMkB3EoVXqwbCbJvd/HSTLo5Q8/xPINUdP3WR+QZ4i+Krr9e+:K3G2IZK4rVXV6yHo5hZINZuwIH

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
  • Program crash 17 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\7170f1e0891aefb377ef5dc1c04a896d.exe
    "C:\Users\Admin\AppData\Local\Temp\7170f1e0891aefb377ef5dc1c04a896d.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4180
    • C:\Users\Admin\AppData\Local\Temp\7170f1e0891aefb377ef5dc1c04a896d.exe
      C:\Users\Admin\AppData\Local\Temp\7170f1e0891aefb377ef5dc1c04a896d.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:3852
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\7170f1e0891aefb377ef5dc1c04a896d.exe" /TN Jdf19jEI5ce2 /F
        3⤵
        • Creates scheduled task(s)
        PID:1664
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN Jdf19jEI5ce2 > C:\Users\Admin\AppData\Local\Temp\7MBy3EA.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3100
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN Jdf19jEI5ce2
          4⤵
            PID:336
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 608
          3⤵
          • Program crash
          PID:4100
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 652
          3⤵
          • Program crash
          PID:4408
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 724
          3⤵
          • Program crash
          PID:4512
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 728
          3⤵
          • Program crash
          PID:1084
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 764
          3⤵
          • Program crash
          PID:3684
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 820
          3⤵
          • Program crash
          PID:2440
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 1468
          3⤵
          • Program crash
          PID:2020
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 1628
          3⤵
          • Program crash
          PID:2212
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 2144
          3⤵
          • Program crash
          PID:1224
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 1640
          3⤵
          • Program crash
          PID:592
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 1632
          3⤵
          • Program crash
          PID:3216
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 1640
          3⤵
          • Program crash
          PID:4784
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 2176
          3⤵
          • Program crash
          PID:3268
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 2168
          3⤵
          • Program crash
          PID:1496
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 1980
          3⤵
          • Program crash
          PID:456
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 2156
          3⤵
          • Program crash
          PID:3784
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3852 -s 720
          3⤵
          • Program crash
          PID:4784
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3852 -ip 3852
      1⤵
        PID:4012
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 3852 -ip 3852
        1⤵
          PID:4856
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 3852 -ip 3852
          1⤵
            PID:2492
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 3852 -ip 3852
            1⤵
              PID:1880
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 588 -p 3852 -ip 3852
              1⤵
                PID:2776
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 3852 -ip 3852
                1⤵
                  PID:5004
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 608 -p 3852 -ip 3852
                  1⤵
                    PID:1688
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 596 -p 3852 -ip 3852
                    1⤵
                      PID:3604
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 3852 -ip 3852
                      1⤵
                        PID:1928
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 608 -p 3852 -ip 3852
                        1⤵
                          PID:2916
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 3852 -ip 3852
                          1⤵
                            PID:4332
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 3852 -ip 3852
                            1⤵
                              PID:2840
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 3852 -ip 3852
                              1⤵
                                PID:1936
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 3852 -ip 3852
                                1⤵
                                  PID:1672
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3852 -ip 3852
                                  1⤵
                                    PID:412
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3852 -ip 3852
                                    1⤵
                                      PID:5044
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 596 -p 3852 -ip 3852
                                      1⤵
                                        PID:2316

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\7170f1e0891aefb377ef5dc1c04a896d.exe

                                        Filesize

                                        290KB

                                        MD5

                                        141eb4f42c025630eb9e7964d887f5e8

                                        SHA1

                                        60c6dfec75bdaed542df8660dd7e7c693c4fdebc

                                        SHA256

                                        be9e3ec4794f4c8fd6a6030f3847967aabf03d79467ff7b21591b0525481fb83

                                        SHA512

                                        e94f4009436f0cf546e319d3dce5309f34e7ecca9b931f56efd56979ca45a4bbaa159a5f213532be1de102528a86df4a1cd946deb459b1745d412fab599a2372

                                      • C:\Users\Admin\AppData\Local\Temp\7MBy3EA.xml

                                        Filesize

                                        1KB

                                        MD5

                                        059a1bc3faf17a78af500d97888b42b8

                                        SHA1

                                        7cfbd2e11dde3b9ea5654c26e9de1a28228168c1

                                        SHA256

                                        aa28435cc5086ba5620c1b6c6597827a2dc459b0a9eef6938a8384905e00fa37

                                        SHA512

                                        6a8ca16b4cd28cf3d86f1727757e69617ba2f700600750df20aed7c3204eae9efc1d0f6d0679e6a1df47605f3d7ff55d6639bfa89747a43e2b0b4056307343f9

                                      • memory/3852-13-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/3852-17-0x0000000001720000-0x000000000179E000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/3852-23-0x0000000000470000-0x00000000004DB000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/3852-22-0x0000000000400000-0x000000000045B000-memory.dmp

                                        Filesize

                                        364KB

                                      • memory/3852-41-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/4180-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/4180-3-0x0000000026030000-0x00000000260AE000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/4180-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/4180-16-0x0000000000400000-0x000000000046B000-memory.dmp

                                        Filesize

                                        428KB