Analysis

  • max time kernel
    152s
  • max time network
    181s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 09:44

General

  • Target

    739003fabfa0179bc5d607489bbf79d20a984993a31721fcc9fafefff4010cac.exe

  • Size

    429KB

  • MD5

    08ef62033515e5036d20fb851ed5028c

  • SHA1

    39a4276cde4368f377de8796f11fd2135a9ab7a5

  • SHA256

    739003fabfa0179bc5d607489bbf79d20a984993a31721fcc9fafefff4010cac

  • SHA512

    3f7da0b9c49f6d5931f063b65f77287c252655cdd59621715aa5af472453bcae617f2fadb1a1036cbc4e1f497421b285e096bab5e836fea2cdee182722acf120

  • SSDEEP

    6144:WD+UC5zn42swT2E47RMEpWzIiRojL6xLsVz6xkY72wcqOYFQWhBdqMXBrwUbWpyU:WU4JJrrWzXOLBR6eYiC2G7pBrdbpx8f

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 29 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1284
      • C:\Users\Admin\AppData\Local\Temp\739003fabfa0179bc5d607489bbf79d20a984993a31721fcc9fafefff4010cac.exe
        "C:\Users\Admin\AppData\Local\Temp\739003fabfa0179bc5d607489bbf79d20a984993a31721fcc9fafefff4010cac.exe"
        2⤵
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:1276
        • C:\Users\Admin\AppData\Roaming\Oxpau\rusiaq.exe
          "C:\Users\Admin\AppData\Roaming\Oxpau\rusiaq.exe"
          3⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:1328
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\PQU2C6D.bat"
          3⤵
          • Deletes itself
          PID:1052
    • C:\Windows\system32\Dwm.exe
      "C:\Windows\system32\Dwm.exe"
      1⤵
        PID:1228
      • C:\Windows\system32\taskhost.exe
        "taskhost.exe"
        1⤵
          PID:1128
        • C:\Windows\system32\conhost.exe
          \??\C:\Windows\system32\conhost.exe "-3185065791019767970276524364-1188788571090347361-1546130460-127592662-1344977730"
          1⤵
            PID:1704

          Network

          MITRE ATT&CK Matrix ATT&CK v6

          Persistence

          Registry Run Keys / Startup Folder

          1
          T1060

          Defense Evasion

          Modify Registry

          1
          T1112

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\PQU2C6D.bat
            Filesize

            303B

            MD5

            2a63def4f74c57fa161a49319f2c585d

            SHA1

            14d9651e237609af6eb03dcc6d9c3b995231be2a

            SHA256

            280414d21257d82a5166bb65dd837ea13ee942c4e2774c0b6b75d086e2d79a08

            SHA512

            1d7fe0676c44986f0ac67cc26055aa0358ab4f252806e25b68d65680007315f55d610823f239ac7856d84aa9cd5d8465359b773c254bb7083889984a26e68224

          • C:\Users\Admin\AppData\Roaming\Oxpau\rusiaq.exe
            Filesize

            429KB

            MD5

            78332628132ecf1ac20e2ba9800a5414

            SHA1

            15950137ec073b0e42f2f2111455efcc481c53a4

            SHA256

            6d33101eef97573824113a587ba7f08b36e603dda9389971fcbc051eed2579fd

            SHA512

            e0361295fe47ddc87763898e748bd5d2d6ff8df8544513f7e4f0282767e7faf72ad2a999e7bdefdbcdc659fc36f2b67d8a8a8f27bf4cc19a83cebfaa853943f1

          • C:\Users\Admin\AppData\Roaming\Oxpau\rusiaq.exe
            Filesize

            429KB

            MD5

            78332628132ecf1ac20e2ba9800a5414

            SHA1

            15950137ec073b0e42f2f2111455efcc481c53a4

            SHA256

            6d33101eef97573824113a587ba7f08b36e603dda9389971fcbc051eed2579fd

            SHA512

            e0361295fe47ddc87763898e748bd5d2d6ff8df8544513f7e4f0282767e7faf72ad2a999e7bdefdbcdc659fc36f2b67d8a8a8f27bf4cc19a83cebfaa853943f1

          • \Users\Admin\AppData\Roaming\Oxpau\rusiaq.exe
            Filesize

            429KB

            MD5

            78332628132ecf1ac20e2ba9800a5414

            SHA1

            15950137ec073b0e42f2f2111455efcc481c53a4

            SHA256

            6d33101eef97573824113a587ba7f08b36e603dda9389971fcbc051eed2579fd

            SHA512

            e0361295fe47ddc87763898e748bd5d2d6ff8df8544513f7e4f0282767e7faf72ad2a999e7bdefdbcdc659fc36f2b67d8a8a8f27bf4cc19a83cebfaa853943f1

          • memory/1052-101-0x0000000000050000-0x0000000000099000-memory.dmp
            Filesize

            292KB

          • memory/1052-108-0x000000006FFF0000-0x0000000070000000-memory.dmp
            Filesize

            64KB

          • memory/1052-114-0x0000000000050000-0x0000000000099000-memory.dmp
            Filesize

            292KB

          • memory/1052-113-0x000000006FFF0000-0x0000000070000000-memory.dmp
            Filesize

            64KB

          • memory/1052-112-0x000000006FFF0000-0x0000000070000000-memory.dmp
            Filesize

            64KB

          • memory/1052-111-0x000000006FFF0000-0x0000000070000000-memory.dmp
            Filesize

            64KB

          • memory/1052-110-0x000000006FFF0000-0x0000000070000000-memory.dmp
            Filesize

            64KB

          • memory/1052-109-0x000000006FFF0000-0x0000000070000000-memory.dmp
            Filesize

            64KB

          • memory/1052-98-0x0000000000050000-0x0000000000099000-memory.dmp
            Filesize

            292KB

          • memory/1052-100-0x0000000000050000-0x0000000000099000-memory.dmp
            Filesize

            292KB

          • memory/1052-102-0x0000000000050000-0x0000000000099000-memory.dmp
            Filesize

            292KB

          • memory/1052-103-0x0000000000074F98-mapping.dmp
          • memory/1052-107-0x000000006FFF0000-0x0000000070000000-memory.dmp
            Filesize

            64KB

          • memory/1128-69-0x0000000001E10000-0x0000000001E59000-memory.dmp
            Filesize

            292KB

          • memory/1128-71-0x0000000001E10000-0x0000000001E59000-memory.dmp
            Filesize

            292KB

          • memory/1128-70-0x0000000001E10000-0x0000000001E59000-memory.dmp
            Filesize

            292KB

          • memory/1128-68-0x0000000001E10000-0x0000000001E59000-memory.dmp
            Filesize

            292KB

          • memory/1128-64-0x0000000001E10000-0x0000000001E59000-memory.dmp
            Filesize

            292KB

          • memory/1228-76-0x00000000001C0000-0x0000000000209000-memory.dmp
            Filesize

            292KB

          • memory/1228-77-0x00000000001C0000-0x0000000000209000-memory.dmp
            Filesize

            292KB

          • memory/1228-74-0x00000000001C0000-0x0000000000209000-memory.dmp
            Filesize

            292KB

          • memory/1228-75-0x00000000001C0000-0x0000000000209000-memory.dmp
            Filesize

            292KB

          • memory/1276-89-0x0000000002BC0000-0x0000000002C09000-memory.dmp
            Filesize

            292KB

          • memory/1276-86-0x0000000002BC0000-0x0000000002C09000-memory.dmp
            Filesize

            292KB

          • memory/1276-91-0x000000006FFF0000-0x0000000070000000-memory.dmp
            Filesize

            64KB

          • memory/1276-92-0x000000006FFF0000-0x0000000070000000-memory.dmp
            Filesize

            64KB

          • memory/1276-93-0x000000006FFF0000-0x0000000070000000-memory.dmp
            Filesize

            64KB

          • memory/1276-94-0x000000006FFF0000-0x0000000070000000-memory.dmp
            Filesize

            64KB

          • memory/1276-95-0x000000006FFF0000-0x0000000070000000-memory.dmp
            Filesize

            64KB

          • memory/1276-88-0x0000000002BC0000-0x0000000002C09000-memory.dmp
            Filesize

            292KB

          • memory/1276-87-0x0000000002BC0000-0x0000000002C09000-memory.dmp
            Filesize

            292KB

          • memory/1276-63-0x00000000027C0000-0x0000000002BC0000-memory.dmp
            Filesize

            4.0MB

          • memory/1276-54-0x0000000074DE1000-0x0000000074DE3000-memory.dmp
            Filesize

            8KB

          • memory/1276-55-0x00000000027C0000-0x0000000002BC0000-memory.dmp
            Filesize

            4.0MB

          • memory/1276-105-0x0000000002BC0000-0x0000000002C09000-memory.dmp
            Filesize

            292KB

          • memory/1276-104-0x00000000027C0000-0x0000000002BC0000-memory.dmp
            Filesize

            4.0MB

          • memory/1276-56-0x00000000027C0000-0x0000000002BC0000-memory.dmp
            Filesize

            4.0MB

          • memory/1276-90-0x000000006FFF0000-0x0000000070000000-memory.dmp
            Filesize

            64KB

          • memory/1276-62-0x0000000000400000-0x000000000046E000-memory.dmp
            Filesize

            440KB

          • memory/1284-80-0x00000000029A0000-0x00000000029E9000-memory.dmp
            Filesize

            292KB

          • memory/1284-81-0x00000000029A0000-0x00000000029E9000-memory.dmp
            Filesize

            292KB

          • memory/1284-82-0x00000000029A0000-0x00000000029E9000-memory.dmp
            Filesize

            292KB

          • memory/1284-83-0x00000000029A0000-0x00000000029E9000-memory.dmp
            Filesize

            292KB

          • memory/1328-58-0x0000000000000000-mapping.dmp
          • memory/1328-65-0x0000000000400000-0x000000000046E000-memory.dmp
            Filesize

            440KB

          • memory/1328-67-0x00000000028A0000-0x0000000002CA0000-memory.dmp
            Filesize

            4.0MB

          • memory/1328-121-0x00000000028A0000-0x0000000002CA0000-memory.dmp
            Filesize

            4.0MB

          • memory/1704-117-0x0000000001AA0000-0x0000000001AE9000-memory.dmp
            Filesize

            292KB

          • memory/1704-118-0x0000000001AA0000-0x0000000001AE9000-memory.dmp
            Filesize

            292KB

          • memory/1704-119-0x0000000001AA0000-0x0000000001AE9000-memory.dmp
            Filesize

            292KB

          • memory/1704-120-0x0000000001AA0000-0x0000000001AE9000-memory.dmp
            Filesize

            292KB