Analysis

  • max time kernel
    93s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/09/2024, 15:50

General

  • Target

    2024-09-23_4a27f40979c27b52e3c7d3fa3069c246_cobalt-strike_poet-rat_snatch.exe

  • Size

    22.4MB

  • MD5

    4a27f40979c27b52e3c7d3fa3069c246

  • SHA1

    7b2d0df594741ce1ea9d6b1b4106ba15fad8e837

  • SHA256

    6587e68c8e53df8abb6bbd312feaf054bf9986df2db98c5850b1fd92469c3053

  • SHA512

    e305aacc185d51f8feb942e6591e2b9f8f7f690bcd2dc643541ef794bd9af3c6d534029779f7b8b9c5583e6e0619f406f969d168a7dabd453a30c1c4806bf4ea

  • SSDEEP

    393216:1C2db4TD1/gzQnSegNPCQM2/psErTmlJhjePxnIX2Gf:Q2di4zQnSxJCQHscmNePxn82G

Malware Config

Signatures

  • An open source browser data exporter written in golang. 9 IoCs
  • HackBrowserData

    An open source golang web browser extractor.

  • Executes dropped EXE 6 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 6 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-23_4a27f40979c27b52e3c7d3fa3069c246_cobalt-strike_poet-rat_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-23_4a27f40979c27b52e3c7d3fa3069c246_cobalt-strike_poet-rat_snatch.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:4436
    • C:\Users\Admin\script_cookie_encrypted.exe
      C:\Users\Admin\script_cookie_encrypted.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3872
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ilasm.exe"
        3⤵
          PID:3960
      • C:\Users\Admin\rate.exe
        C:\Users\Admin\rate.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of WriteProcessMemory
        PID:2540
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:3536
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
          3⤵
            PID:4092
        • C:\Users\Admin\rate.exe
          C:\Users\Admin\rate.exe
          2⤵
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious use of WriteProcessMemory
          PID:2628
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
            3⤵
              PID:2240
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
              3⤵
              • System Location Discovery: System Language Discovery
              PID:4520
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
              3⤵
                PID:2064
            • C:\Users\Admin\rate.exe
              C:\Users\Admin\rate.exe
              2⤵
              • Executes dropped EXE
              • Suspicious use of SetThreadContext
              • Suspicious use of WriteProcessMemory
              PID:4240
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
                3⤵
                • System Location Discovery: System Language Discovery
                PID:4384
              • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
                "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
                3⤵
                  PID:4448
              • C:\Users\Admin\rate.exe
                C:\Users\Admin\rate.exe
                2⤵
                • Executes dropped EXE
                • Suspicious use of SetThreadContext
                • Suspicious use of WriteProcessMemory
                PID:5052
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                  3⤵
                  • System Location Discovery: System Language Discovery
                  PID:3336
                • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                  3⤵
                    PID:5040
                • C:\Users\Admin\rate.exe
                  C:\Users\Admin\rate.exe
                  2⤵
                  • Executes dropped EXE
                  • Suspicious use of SetThreadContext
                  PID:912
                  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
                    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
                    3⤵
                      PID:1388
                    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
                      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
                      3⤵
                        PID:1536
                      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
                        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
                        3⤵
                          PID:1004
                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
                          3⤵
                          • System Location Discovery: System Language Discovery
                          PID:64
                        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
                          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
                          3⤵
                            PID:3560

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

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                      Downloads

                      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\CasPol.exe.log

                        Filesize

                        517B

                        MD5

                        3334ecde6536c93e216decce323cbe3e

                        SHA1

                        277f9a4e3a14c5dbe6b92fabac8b2050cab3629b

                        SHA256

                        494fcff7f11e2d7ea9abfbf91d6dea2595388ab4c45269e5fd74c82796d0a76a

                        SHA512

                        2830773d60aa9fe73c7e0a28502e198d931422b4a1df9a0b844d3952bb0aed7aa2b5da39e1adf145c9e6c2f75a33560da23c9b2b774fb38718bde066eafcad9d

                      • C:\Users\Admin\AppData\Local\Temp\Local Storage\leveldb_7.temp\CURRENT.5

                        Filesize

                        16B

                        MD5

                        9f36605efba98dab15728fe8b5538aa0

                        SHA1

                        6a7cff514ae159a59b70f27dde52a3a5dd01b1c8

                        SHA256

                        9c283f6e81028b9eb0760d918ee4bc0aa256ed3b926393c1734c760c4bd724fd

                        SHA512

                        1893aa3d1abcf7f9e83911468fa2eeb2ad1d7e23f4586bd6c4d76f9f96a645c15e63e44da55700347165e97b6ac412e6d495b81c3da9faa61d617c7a71a7404c

                      • C:\Users\Admin\AppData\Local\Temp\Session Storage_8.temp\CURRENT.bak

                        Filesize

                        16B

                        MD5

                        46295cac801e5d4857d09837238a6394

                        SHA1

                        44e0fa1b517dbf802b18faf0785eeea6ac51594b

                        SHA256

                        0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                        SHA512

                        8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

                      • C:\Users\Admin\AppData\Local\Temp\Session Storage_8.temp\MANIFEST-000001

                        Filesize

                        41B

                        MD5

                        5af87dfd673ba2115e2fcf5cfdb727ab

                        SHA1

                        d5b5bbf396dc291274584ef71f444f420b6056f1

                        SHA256

                        f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

                        SHA512

                        de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

                      • C:\Users\Admin\rate.exe

                        Filesize

                        3.6MB

                        MD5

                        0c8bc5317e4b23f1e6dd3a2b7af70255

                        SHA1

                        49dd70a5dfb41a77806f0abb0b9f54d0cd01d652

                        SHA256

                        af847306fa5457d15f4d378e2622f6ff3f92c9a093810f760bf1f3cc91aacb7f

                        SHA512

                        e95a567a70df88ac1226fd4973a6103f195c38f1790750047feead51b186434d88ab5a525c77cbe509f6fa8d8c90b77fac9daf2a48d31f85db12ab1b11863878

                      • C:\Users\Admin\results\chrome_default_extension.csv

                        Filesize

                        302B

                        MD5

                        81b496ce1578a88f74dcf1b5a09f98b5

                        SHA1

                        ec5b2723bf4f88d001069fccd5300096c5955d0b

                        SHA256

                        5c99c6eb19efecfdcb5da9e8e547ce78065d0de4e7dcc4b70166d03d0870b7d5

                        SHA512

                        b72794dfb6955f8a2c102d072cd650617d08ca94805c791e4549ec2b326b8b896d872f848f701ebbad46342da6df051a3799af5434092b167a233a23978e580f

                      • C:\Users\Admin\results\chrome_default_sessionstorage.csv

                        Filesize

                        34B

                        MD5

                        d07886f7107c50304e1b9cde0793ed04

                        SHA1

                        41453a6e9db25a06b4ef031c12fdcee8a3818741

                        SHA256

                        963b596f0385f5be1b8ad2f7e5b4ff474aeb1a1a8d17d20ff67a1cd30ca70344

                        SHA512

                        a917504c89a8ec7b8fc5d89a683fce01ce45a160dbb98861cc2432c221a2f3e7aca15b7325967c171e2de2d7ce26ffa01ecef49c7b896b1a16daa5a3125eb4ca

                      • C:\Users\Admin\script_cookie_encrypted.exe

                        Filesize

                        11.2MB

                        MD5

                        b50c04edf22d51016e00d6f385b41cc7

                        SHA1

                        22295a90e102a3ffdada9f52230fb9e604bac281

                        SHA256

                        2a7cae1fd866ff4f11e5c41c428b9b3c1078df3b523706d8a5145c55bd359ba9

                        SHA512

                        a574405593129fd729d8bf5fdcf6813cb68870cbb1124969def626db06069ccb2e18841c73ca5f34f71d33b4edd9c1982b6282a6f3e66b645e1043eff45f1f73

                      • memory/2540-9-0x00007FFA1EAC3000-0x00007FFA1EAC5000-memory.dmp

                        Filesize

                        8KB

                      • memory/2540-179-0x0000026E5DA90000-0x0000026E5DB40000-memory.dmp

                        Filesize

                        704KB

                      • memory/2540-10-0x0000026E43040000-0x0000026E43048000-memory.dmp

                        Filesize

                        32KB

                      • memory/3536-180-0x0000000000400000-0x000000000045C000-memory.dmp

                        Filesize

                        368KB

                      • memory/3536-182-0x00000000056C0000-0x000000000577A000-memory.dmp

                        Filesize

                        744KB

                      • memory/3536-183-0x00000000057F0000-0x0000000005856000-memory.dmp

                        Filesize

                        408KB

                      • memory/3960-47-0x0000000000400000-0x0000000000DED000-memory.dmp

                        Filesize

                        9.9MB

                      • memory/3960-176-0x0000000000400000-0x0000000000DED000-memory.dmp

                        Filesize

                        9.9MB

                      • memory/3960-50-0x0000000000400000-0x0000000000DED000-memory.dmp

                        Filesize

                        9.9MB

                      • memory/3960-13-0x0000000000400000-0x0000000000DED000-memory.dmp

                        Filesize

                        9.9MB

                      • memory/3960-14-0x0000000000400000-0x0000000000DED000-memory.dmp

                        Filesize

                        9.9MB

                      • memory/3960-16-0x0000000000400000-0x0000000000DED000-memory.dmp

                        Filesize

                        9.9MB

                      • memory/3960-15-0x0000000000400000-0x0000000000DED000-memory.dmp

                        Filesize

                        9.9MB

                      • memory/3960-12-0x0000000000400000-0x0000000000DED000-memory.dmp

                        Filesize

                        9.9MB

                      • memory/3960-4-0x0000000000400000-0x0000000000DED000-memory.dmp

                        Filesize

                        9.9MB