Analysis

  • max time kernel
    126s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-08-2024 10:12

General

  • Target

    45458cb19216ce36f2c0391b90bd0e35a74583d0bdfd5a2e48e9e1d625cceba3.exe

  • Size

    2.0MB

  • MD5

    d4f9d1afe2b5bf3633642526c01625d2

  • SHA1

    f553184ae1cf84c9d12ae7ea8262e1cec6442577

  • SHA256

    45458cb19216ce36f2c0391b90bd0e35a74583d0bdfd5a2e48e9e1d625cceba3

  • SHA512

    dcb89b0095fd7ab16ecfd3e4d43d1d6358e612fda3fbdc1cc1dd8d49c69fe60759c20b5f28ec758a6a577626b796f4e2ee66aa7e1f01cfc008c0af6cf52b5c82

  • SSDEEP

    49152:Be7O00O0FTsQTv1YcXKpRaV6NL4ZlEhLHSjqKoe:U7j0OWVTdYcfV6NL4ZlEpyjqKoe

Malware Config

Signatures

  • PureLog Stealer

    PureLog Stealer is an infostealer written in C#.

  • PureLog Stealer payload 1 IoCs
  • Suspicious use of NtCreateUserProcessOtherParentProcess 8 IoCs
  • Loads dropped DLL 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 42 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 40 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3492
      • C:\Users\Admin\AppData\Local\Temp\45458cb19216ce36f2c0391b90bd0e35a74583d0bdfd5a2e48e9e1d625cceba3.exe
        "C:\Users\Admin\AppData\Local\Temp\45458cb19216ce36f2c0391b90bd0e35a74583d0bdfd5a2e48e9e1d625cceba3.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Adds Run key to start application
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4300
      • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
        "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
        2⤵
          PID:1664
        • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
          "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
          2⤵
            PID:4944
          • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
            "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
            2⤵
              PID:1652
            • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
              "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
              2⤵
                PID:4456
              • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
                "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
                2⤵
                  PID:3196
                • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
                  "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
                  2⤵
                    PID:1364
                  • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
                    "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
                    2⤵
                      PID:1712
                    • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe
                      "C:\Windows\Microsoft.NET\Framework64\v4.0.30319\InstallUtil.exe"
                      2⤵
                      • Loads dropped DLL
                      • Accesses Microsoft Outlook profiles
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      • outlook_office_path
                      • outlook_win_path
                      PID:4560
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4104,i,9445584274764997943,12714240264001792460,262144 --variations-seed-version --mojo-platform-channel-handle=4156 /prefetch:8
                    1⤵
                      PID:4640

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • C:\Users\Admin\AppData\Local\Temp\Bexnt.tmp

                      Filesize

                      232KB

                      MD5

                      8f6e0ed27bd144584facc0526972bdbc

                      SHA1

                      943b0460c72e165461c81753597070c0203473c7

                      SHA256

                      86bb73777731ded6a84cce3c50486dc6548e788c90a5783554f1cc632c3d8418

                      SHA512

                      d71813a2afe975d904c71d52bc9682b55211b1dda090f9394b702c63ebc49b5f763d232e5313d3a499ddb090bcfa6b05ccc386c6f4fe5bc1067d86cbab121402

                    • C:\Users\Admin\AppData\Local\Temp\Costura\AF7011DB9BA75DE3E4434379E8037F31\64\sqlite.interop.dll

                      Filesize

                      1.7MB

                      MD5

                      d3f0fe99d31783cff15c1bae1f89734b

                      SHA1

                      1b706eb0e4bda293dfbb0d08c7a2b652d6ad425b

                      SHA256

                      7b591146c1f26d84b92d6c2113f9bfcf6c9d11728da3baf7973b94db523256e7

                      SHA512

                      737977344ecb252cf86768d14ae4602ab1a24adaa8f61f52beeee25b70d0ad46c834078b46e98aad4e1f9cac54b0754720c5170c4f533b12e96f0b1421727d04

                    • C:\Users\Admin\AppData\Local\Temp\Fbvublaizsc.tmp

                      Filesize

                      114KB

                      MD5

                      6e389da3969c19b6dbfb95013149bbb5

                      SHA1

                      f02ff8f1f1b353e36e4f609d39815c17eba8cee3

                      SHA256

                      4928d3109995b2faee203bc67184c892e9633fc7df6ad619f5852cf680c36ed4

                      SHA512

                      af965dc6aa1c26442f883e2d916509bc7766b425768e6a482223fdd1d3a5133c3b1955ad91bd578c387cc260efee4f738095d8ed7bafb7ed953edcc948313636

                    • C:\Users\Admin\AppData\Local\Temp\Rydtklimchl.tmp

                      Filesize

                      160KB

                      MD5

                      f310cf1ff562ae14449e0167a3e1fe46

                      SHA1

                      85c58afa9049467031c6c2b17f5c12ca73bb2788

                      SHA256

                      e187946249cd390a3c1cf5d4e3b0d8f554f9acdc416bf4e7111fff217bb08855

                      SHA512

                      1196371de08c964268c44103ccaed530bda6a145df98e0f480d8ee5ad58cb6fb33ca4c9195a52181fe864726dcf52e6a7a466d693af0cda43400a3a7ef125fad

                    • C:\Users\Admin\AppData\Local\Temp\Zdrwrfbhc.tmp

                      Filesize

                      192KB

                      MD5

                      afa36fe96980a30aafbf14d59841152f

                      SHA1

                      3c97dd026fdbaf27c693294c1c3cd45bcd204551

                      SHA256

                      5de6eff96c5db617ba9daa9822ec91e87d3b562771557b539376a6ce1c71936c

                      SHA512

                      e592edbb241779b15cf1463077419818fd62f34411fa18d776ee5aff001f461b3a00ec90299774ce8eccd340549141b6c3d31ff461e365a38e906584398233dc

                    • memory/4300-20-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-16-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-64-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-18-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-62-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-15-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-12-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-10-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-8-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-5-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-60-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-52-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-50-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-48-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-46-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-44-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-42-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-40-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-36-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-34-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-32-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-30-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-26-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-24-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-58-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-0-0x00007FFEA0393000-0x00007FFEA0395000-memory.dmp

                      Filesize

                      8KB

                    • memory/4300-68-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-66-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-28-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-38-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-22-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-56-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-54-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-1077-0x00007FFEA0390000-0x00007FFEA0E51000-memory.dmp

                      Filesize

                      10.8MB

                    • memory/4300-1078-0x00000244662D0000-0x00000244663FA000-memory.dmp

                      Filesize

                      1.2MB

                    • memory/4300-1079-0x0000024466400000-0x000002446644C000-memory.dmp

                      Filesize

                      304KB

                    • memory/4300-1083-0x00007FFEA0390000-0x00007FFEA0E51000-memory.dmp

                      Filesize

                      10.8MB

                    • memory/4300-1084-0x00007FFEA0390000-0x00007FFEA0E51000-memory.dmp

                      Filesize

                      10.8MB

                    • memory/4300-1085-0x00007FFEA0393000-0x00007FFEA0395000-memory.dmp

                      Filesize

                      8KB

                    • memory/4300-1087-0x0000024466650000-0x00000244666A4000-memory.dmp

                      Filesize

                      336KB

                    • memory/4300-1-0x000002444B7E0000-0x000002444B9E2000-memory.dmp

                      Filesize

                      2.0MB

                    • memory/4300-1092-0x00007FFEA0390000-0x00007FFEA0E51000-memory.dmp

                      Filesize

                      10.8MB

                    • memory/4300-2-0x0000024465F70000-0x000002446611E000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-4-0x0000024466120000-0x00000244662D0000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4300-3-0x00007FFEA0390000-0x00007FFEA0E51000-memory.dmp

                      Filesize

                      10.8MB

                    • memory/4300-6-0x0000024466120000-0x00000244662CA000-memory.dmp

                      Filesize

                      1.7MB

                    • memory/4560-3944-0x00000138C6600000-0x00000138C6818000-memory.dmp

                      Filesize

                      2.1MB

                    • memory/4560-3945-0x00000138C6820000-0x00000138C6B4C000-memory.dmp

                      Filesize

                      3.2MB

                    • memory/4560-3943-0x00007FFEA0390000-0x00007FFEA0E51000-memory.dmp

                      Filesize

                      10.8MB

                    • memory/4560-3950-0x00000138C6C50000-0x00000138C6CCA000-memory.dmp

                      Filesize

                      488KB

                    • memory/4560-3951-0x00000138C6D20000-0x00000138C6D84000-memory.dmp

                      Filesize

                      400KB

                    • memory/4560-3953-0x00000138C6DD0000-0x00000138C6E0A000-memory.dmp

                      Filesize

                      232KB

                    • memory/4560-3954-0x00000138C6D90000-0x00000138C6DB6000-memory.dmp

                      Filesize

                      152KB

                    • memory/4560-3942-0x00000138ADAB0000-0x00000138ADB4E000-memory.dmp

                      Filesize

                      632KB

                    • memory/4560-1094-0x00007FFEA0390000-0x00007FFEA0E51000-memory.dmp

                      Filesize

                      10.8MB

                    • memory/4560-1142-0x00007FFEA0390000-0x00007FFEA0E51000-memory.dmp

                      Filesize

                      10.8MB

                    • memory/4560-1093-0x00000138C6360000-0x00000138C646E000-memory.dmp

                      Filesize

                      1.1MB

                    • memory/4560-4004-0x00007FFEA0390000-0x00007FFEA0E51000-memory.dmp

                      Filesize

                      10.8MB