Analysis

  • max time kernel
    117s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231023-en
  • resource tags

    arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
  • submitted
    04/12/2023, 16:13

General

  • Target

    NEAS.311a3b7def97fc40fd72447b9e581401e5dcb7ecb6fc75e160035c87746452faexe.exe

  • Size

    1.2MB

  • MD5

    64944a1f7d846006e04b6101d40a28b4

  • SHA1

    139989bce70344cee6a009cbe197e43c263aa6a5

  • SHA256

    311a3b7def97fc40fd72447b9e581401e5dcb7ecb6fc75e160035c87746452fa

  • SHA512

    da01745a7bdefaaaa698d20b8c4c3f9a223dc49886d86560b42916f9b168249c54b6360ceebe18b5400f500247eafd8513c49cdc018995f7e770b3d775939dba

  • SSDEEP

    24576:yV4G6JWrIWNuFYRF4Bs2kpvjpqzeRVXJIcXStT:y4WrIWMietCvjtRVJCJ

Malware Config

Signatures

  • Detect PureLogs payload 7 IoCs
  • Detect ZGRat V1 30 IoCs
  • PureLogs

    PureLogs is an infostealer written in C#.

  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 21 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 47 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.311a3b7def97fc40fd72447b9e581401e5dcb7ecb6fc75e160035c87746452faexe.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.311a3b7def97fc40fd72447b9e581401e5dcb7ecb6fc75e160035c87746452faexe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1692
    • C:\Users\Admin\AppData\Local\Temp\NEAS.311a3b7def97fc40fd72447b9e581401e5dcb7ecb6fc75e160035c87746452faexe.exe
      C:\Users\Admin\AppData\Local\Temp\NEAS.311a3b7def97fc40fd72447b9e581401e5dcb7ecb6fc75e160035c87746452faexe.exe
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2780
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {9F80E467-A128-465A-BE15-A6E73DA392E0} S-1-5-21-3425689832-2386927309-2650718742-1000:AWDHTXES\Admin:Interactive:[1]
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1672
    • C:\Users\Admin\AppData\Local\Exception\oerla\Default.exe
      C:\Users\Admin\AppData\Local\Exception\oerla\Default.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1288
      • C:\Users\Admin\AppData\Local\Exception\oerla\Default.exe
        C:\Users\Admin\AppData\Local\Exception\oerla\Default.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1568
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
          C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
          4⤵
            PID:3056
          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
            C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
            4⤵
              PID:2144
            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
              C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
              4⤵
                PID:552
              • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
                C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
                4⤵
                  PID:1416
                • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
                  C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
                  4⤵
                    PID:2384
                  • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
                    C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
                    4⤵
                      PID:2360
                    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
                      C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
                      4⤵
                        PID:2248
                      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
                        C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
                        4⤵
                          PID:1660
                        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
                          C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
                          4⤵
                            PID:3036
                          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
                            C:\Windows\Microsoft.NET\Framework64\v4.0.30319\MSBuild.exe
                            4⤵
                              PID:964

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\Users\Admin\AppData\Local\Exception\oerla\Default.exe

                        Filesize

                        1.2MB

                        MD5

                        64944a1f7d846006e04b6101d40a28b4

                        SHA1

                        139989bce70344cee6a009cbe197e43c263aa6a5

                        SHA256

                        311a3b7def97fc40fd72447b9e581401e5dcb7ecb6fc75e160035c87746452fa

                        SHA512

                        da01745a7bdefaaaa698d20b8c4c3f9a223dc49886d86560b42916f9b168249c54b6360ceebe18b5400f500247eafd8513c49cdc018995f7e770b3d775939dba

                      • C:\Users\Admin\AppData\Local\Exception\oerla\Default.exe

                        Filesize

                        1.2MB

                        MD5

                        64944a1f7d846006e04b6101d40a28b4

                        SHA1

                        139989bce70344cee6a009cbe197e43c263aa6a5

                        SHA256

                        311a3b7def97fc40fd72447b9e581401e5dcb7ecb6fc75e160035c87746452fa

                        SHA512

                        da01745a7bdefaaaa698d20b8c4c3f9a223dc49886d86560b42916f9b168249c54b6360ceebe18b5400f500247eafd8513c49cdc018995f7e770b3d775939dba

                      • C:\Users\Admin\AppData\Local\Exception\oerla\Default.exe

                        Filesize

                        1.2MB

                        MD5

                        64944a1f7d846006e04b6101d40a28b4

                        SHA1

                        139989bce70344cee6a009cbe197e43c263aa6a5

                        SHA256

                        311a3b7def97fc40fd72447b9e581401e5dcb7ecb6fc75e160035c87746452fa

                        SHA512

                        da01745a7bdefaaaa698d20b8c4c3f9a223dc49886d86560b42916f9b168249c54b6360ceebe18b5400f500247eafd8513c49cdc018995f7e770b3d775939dba

                      • \Users\Admin\AppData\Local\Exception\oerla\Default.exe

                        Filesize

                        1.2MB

                        MD5

                        64944a1f7d846006e04b6101d40a28b4

                        SHA1

                        139989bce70344cee6a009cbe197e43c263aa6a5

                        SHA256

                        311a3b7def97fc40fd72447b9e581401e5dcb7ecb6fc75e160035c87746452fa

                        SHA512

                        da01745a7bdefaaaa698d20b8c4c3f9a223dc49886d86560b42916f9b168249c54b6360ceebe18b5400f500247eafd8513c49cdc018995f7e770b3d775939dba

                      • memory/1288-2210-0x000007FEF4D60000-0x000007FEF574C000-memory.dmp

                        Filesize

                        9.9MB

                      • memory/1288-2211-0x0000000000C10000-0x0000000000D48000-memory.dmp

                        Filesize

                        1.2MB

                      • memory/1288-2212-0x0000000000A80000-0x0000000000B00000-memory.dmp

                        Filesize

                        512KB

                      • memory/1288-2222-0x000007FEF4D60000-0x000007FEF574C000-memory.dmp

                        Filesize

                        9.9MB

                      • memory/1568-4407-0x000007FEF4D60000-0x000007FEF574C000-memory.dmp

                        Filesize

                        9.9MB

                      • memory/1568-2221-0x000007FEF4D60000-0x000007FEF574C000-memory.dmp

                        Filesize

                        9.9MB

                      • memory/1568-2247-0x000000001AEC0000-0x000000001AF40000-memory.dmp

                        Filesize

                        512KB

                      • memory/1568-4406-0x000000001AEC0000-0x000000001AF40000-memory.dmp

                        Filesize

                        512KB

                      • memory/1692-1-0x000007FEF5750000-0x000007FEF613C000-memory.dmp

                        Filesize

                        9.9MB

                      • memory/1692-15-0x000007FEF5750000-0x000007FEF613C000-memory.dmp

                        Filesize

                        9.9MB

                      • memory/1692-7-0x0000000002090000-0x00000000020DC000-memory.dmp

                        Filesize

                        304KB

                      • memory/1692-6-0x000000001AF30000-0x000000001AFF8000-memory.dmp

                        Filesize

                        800KB

                      • memory/1692-5-0x000000001AE60000-0x000000001AF28000-memory.dmp

                        Filesize

                        800KB

                      • memory/1692-4-0x000000001A880000-0x000000001A960000-memory.dmp

                        Filesize

                        896KB

                      • memory/1692-3-0x000000001A7A0000-0x000000001A882000-memory.dmp

                        Filesize

                        904KB

                      • memory/1692-2-0x000000001B050000-0x000000001B0D0000-memory.dmp

                        Filesize

                        512KB

                      • memory/1692-0-0x00000000009D0000-0x0000000000B08000-memory.dmp

                        Filesize

                        1.2MB

                      • memory/2780-36-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-60-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-22-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-24-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-26-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-28-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-30-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-32-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-34-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-20-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-38-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-40-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-42-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-44-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-46-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-48-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-50-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-52-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-54-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-56-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-58-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-19-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-62-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-64-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-66-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-68-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-70-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-72-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-74-0x000000001A840000-0x000000001A920000-memory.dmp

                        Filesize

                        896KB

                      • memory/2780-18-0x000000001A840000-0x000000001A924000-memory.dmp

                        Filesize

                        912KB

                      • memory/2780-17-0x000000001AEA0000-0x000000001AF20000-memory.dmp

                        Filesize

                        512KB

                      • memory/2780-16-0x000007FEF5750000-0x000007FEF613C000-memory.dmp

                        Filesize

                        9.9MB

                      • memory/2780-12-0x0000000000400000-0x00000000004AA000-memory.dmp

                        Filesize

                        680KB

                      • memory/2780-11-0x000007FFFFFD3000-0x000007FFFFFD4000-memory.dmp

                        Filesize

                        4KB

                      • memory/2780-10-0x0000000000400000-0x00000000004AA000-memory.dmp

                        Filesize

                        680KB

                      • memory/2780-9-0x0000000000400000-0x00000000004AA000-memory.dmp

                        Filesize

                        680KB

                      • memory/2780-8-0x0000000000400000-0x00000000004AA000-memory.dmp

                        Filesize

                        680KB

                      • memory/2780-2201-0x00000000003C0000-0x00000000003C8000-memory.dmp

                        Filesize

                        32KB

                      • memory/2780-2202-0x0000000000950000-0x00000000009A6000-memory.dmp

                        Filesize

                        344KB

                      • memory/2780-2203-0x00000000022F0000-0x0000000002344000-memory.dmp

                        Filesize

                        336KB

                      • memory/2780-2205-0x000007FEF5750000-0x000007FEF613C000-memory.dmp

                        Filesize

                        9.9MB