Analysis

  • max time kernel
    149s
  • 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
    27-03-2024 07:29

General

  • Target

    e11e8094bc055f7e2401ad086838dd03.exe

  • Size

    3.0MB

  • MD5

    e11e8094bc055f7e2401ad086838dd03

  • SHA1

    5e79fad85aabaf57009cd3efce451bd96c893540

  • SHA256

    c0248848ae104c57d91b7c11a96275a52f1f5ef90ba2920b02349831fb81271a

  • SHA512

    0cb694213d195eb6478b2df9805894d7a014b655d07536633895998adb226c4ef5729688c23010ba099e68619fd5e13b26a35148a76fc899bb3d012ad42f29ab

  • SSDEEP

    49152:hSpOOD2clM6gcakL21R4c0a3Tnues5scakL8l0oK/I2dcakL21R4c0a3Tnues5sy:hSsOZ+fcakSUc0a3Tnue9cakwl0oK/It

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 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\e11e8094bc055f7e2401ad086838dd03.exe
    "C:\Users\Admin\AppData\Local\Temp\e11e8094bc055f7e2401ad086838dd03.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3648
    • C:\Users\Admin\AppData\Local\Temp\e11e8094bc055f7e2401ad086838dd03.exe
      C:\Users\Admin\AppData\Local\Temp\e11e8094bc055f7e2401ad086838dd03.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:212
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\e11e8094bc055f7e2401ad086838dd03.exe" /TN BpPBJTFwdd09 /F
        3⤵
        • Creates scheduled task(s)
        PID:2104
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN BpPBJTFwdd09 > C:\Users\Admin\AppData\Local\Temp\k1uV4.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2440
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN BpPBJTFwdd09
          4⤵
            PID:1396
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 604
          3⤵
          • Program crash
          PID:3288
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 624
          3⤵
          • Program crash
          PID:4520
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 644
          3⤵
          • Program crash
          PID:4608
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 608
          3⤵
          • Program crash
          PID:3332
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 736
          3⤵
          • Program crash
          PID:2476
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 756
          3⤵
          • Program crash
          PID:4168
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 1376
          3⤵
          • Program crash
          PID:3484
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 1924
          3⤵
          • Program crash
          PID:2004
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 2144
          3⤵
          • Program crash
          PID:3640
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 1936
          3⤵
          • Program crash
          PID:4772
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 1928
          3⤵
          • Program crash
          PID:4500
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 1936
          3⤵
          • Program crash
          PID:4748
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 1932
          3⤵
          • Program crash
          PID:4364
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 1972
          3⤵
          • Program crash
          PID:4680
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 1980
          3⤵
          • Program crash
          PID:1204
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 1896
          3⤵
          • Program crash
          PID:4452
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 212 -s 616
          3⤵
          • Program crash
          PID:2332
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 212 -ip 212
      1⤵
        PID:116
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 212 -ip 212
        1⤵
          PID:696
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 212 -ip 212
          1⤵
            PID:1180
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 212 -ip 212
            1⤵
              PID:1056
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 212 -ip 212
              1⤵
                PID:832
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 212 -ip 212
                1⤵
                  PID:3120
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 212 -ip 212
                  1⤵
                    PID:1184
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 212 -ip 212
                    1⤵
                      PID:2588
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 212 -ip 212
                      1⤵
                        PID:4688
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 212 -ip 212
                        1⤵
                          PID:644
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 212 -ip 212
                          1⤵
                            PID:4592
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 212 -ip 212
                            1⤵
                              PID:3560
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 212 -ip 212
                              1⤵
                                PID:2372
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 212 -ip 212
                                1⤵
                                  PID:4640
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 212 -ip 212
                                  1⤵
                                    PID:1096
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 212 -ip 212
                                    1⤵
                                      PID:4448
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 212 -ip 212
                                      1⤵
                                        PID:2120

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\e11e8094bc055f7e2401ad086838dd03.exe

                                        Filesize

                                        3.0MB

                                        MD5

                                        f95f230fa0d87594aa693cf1eac49eae

                                        SHA1

                                        cb75687620b790b3eb94569d012df8ec30f17889

                                        SHA256

                                        59dfd47abe816ca238d60736eab54e2e7a9622db85f5f8efe771b457182a9933

                                        SHA512

                                        c656ac9da015bee69a962be904113dafb830e99813b0d150d7fdb1b58eeb4124244e3b2e148b480d509064a9467fb59934c2c3ad6f2b17e8a0bac066aa79f612

                                      • C:\Users\Admin\AppData\Local\Temp\k1uV4.xml

                                        Filesize

                                        1KB

                                        MD5

                                        0638ea98abdc20930fcc1aa05666ef35

                                        SHA1

                                        11efe40e7c975aeccafab5c10304aa0282070f60

                                        SHA256

                                        a15e1d3a70edcc060ac69aa813dfb9f112f5ec11591c57acd5f2ab3d1ac4544a

                                        SHA512

                                        ffb0464037e3ffd51200cd14764ad997421eb1a6bfda60ab7d9516c293421fbaa69b8beae4a76eb25c65aa47355a95ba29fb281df107a850ac11fab2c180693c

                                      • memory/212-14-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/212-17-0x0000000024FF0000-0x000000002506E000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/212-22-0x0000000000470000-0x00000000004DB000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/212-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                        Filesize

                                        364KB

                                      • memory/212-40-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/3648-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/3648-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/3648-4-0x0000000026050000-0x00000000260CE000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/3648-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                        Filesize

                                        428KB