Analysis

  • max time kernel
    308s
  • max time network
    331s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 04:46

General

  • Target

    c8f2334942cc2d4d2a5fc19e04bb2428c010554896f6fee691ca002c3fccab45.exe

  • Size

    2.9MB

  • MD5

    a5f6fe293b8bf48e9dcdbcfb706e82ec

  • SHA1

    fed1b5dc772776a7ce9c973783f8f28312ae4568

  • SHA256

    c8f2334942cc2d4d2a5fc19e04bb2428c010554896f6fee691ca002c3fccab45

  • SHA512

    a1bf36d02872193974ced1c0d46ac58eecade0ea9d4b4f8e75906f94f00b7f3060db113b018214c8f6282011acef8f954614712f700a62b2dd62b85ba9387ec0

  • SSDEEP

    49152:vnTlyRcDAG06K7UgbTCsj8uKYRQQf73eSLiGfyJuvDgT4yr:7lWcDAP7LbhjrH+fuvD1yr

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c8f2334942cc2d4d2a5fc19e04bb2428c010554896f6fee691ca002c3fccab45.exe
    "C:\Users\Admin\AppData\Local\Temp\c8f2334942cc2d4d2a5fc19e04bb2428c010554896f6fee691ca002c3fccab45.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:956
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
      2⤵
        PID:2020
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
        2⤵
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious use of WriteProcessMemory
        PID:2016
        • C:\Windows\system32\rundll32.exe
          "C:\Users\Admin\AppData\Roaming\nsis_uns6d60a7.dll",PrintUIEntry |5CQkOhiAAAA|1TKr5GsMwYD|67sDqg8OAAl|xYmwxC0TNSO|1k8B3tZkgiyf2sAZQByAG4XAP9sADMAMgAuAOVkHwBs8|AtBUYAae43ADYAUh8AcQBm|h8AaQBrAFEATvsATS0CWUiD7Cj|6AQCAABIg8T|KMPMzMxMiUT|JBhIiVQkEEjviUwkCFkBSItEvyQwSIkEJH0BOP1IawAISMdEJBD2LQHrDn0BEEiDwHUBiwEQfQFASDmSAPtzJZsDiwwkSAN|yEiLwUiLTKcB|VR3AAPRSIvKit8JiAjrwWIFZUjviwQlYPPwM8lI|4tQGEg70XQ2|0iDwiBIiwJI|zvCdCpmg3hI|xh1GkyLQFBmv0GDOGt0Bw0RS|t1CA0QeBAudAX|SIsA69VIi0j6+QDBZgBAU1VWV|9BVEFVQVZBV|5ZAWaBOU1aTYv|+EyL8kiL2Q|7hfzz8ExjSTxB|4E8CVBFAAAP+4Xq8|BBi4QJiP7z8IXASI08AQ97hNZmEYO8CYwtAfcPhMfz8ESLZyD|RItfHIt3JET|i08YTAPhTAP|2UgD8TPJRYXvyQ+EpPPwTYvE|0GLEEUz0kgD|9OKAoTAdB1Bv8HKDQ++wPYAAfdEA9C7EXXsQYH|+qr8DXx0DoP|wQFJg8AEQTv|yXNp68aLwQ||twxORYssi0y|A+t0WDPtphB071FBixS9ANMzyf+KAkyLwusPwe3JxBEDyOEQAUGK|QDREO0zwDP2Qec7DLbcEKIAg8YB|4P4CHLu6wpI|4vLQf|VSYkE9|eDxeAQxAQ7b|cYcq9iAUFfQV7|QV1BXF9eXVu+LxdIgexgAWAAi||p6Gb+||9IhW|AD4SZcSBMjasBfYsnEMgz|+ibeSD|jV8ETI1FQjN|0ovL|1QkaHwgv0yL4A+EbHEgRd6kEDPAi9ONIEiJ13wkIKIgcHwgSIvP8A+ETHEgoiBQSP+NVghEjUdASPeNjCSBEUiL2Oi7fP16II1WSNogENreIczz8Ohn6yBEi08GjVcIPSCiIFjGIa+JhCSAgxLd8|CLPQ7WIFiJjCRtEQMw9o0g6DHrIEyLXTq7i6wpMkiLnBYyTP+JZCQ4RI1nbO9JO+xIhiAwTIndXIABhCTcgxGGjvTjId8g8KwTSIvT6Nvn|AEwipxzMkiN|YRzMkGA8yFJi+|MRDAYoAKD6QHvdfOBvHMyIVJlf3h1SouEJPQeMfeUJPjz8APCSDv|6HI1QTvUdjD|RI1JQEkr1EHTuACUAKIgQMYi+HTzF0S0ML4xSI1TbL6NIE0rxOhsgDBI+4vOoiB4SIX|dPMUTIwwFzFIjUwk90C6A|Pw|9dIgRnEcCFdJAAA
          3⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Accesses Microsoft Outlook profiles
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • outlook_office_path
          • outlook_win_path
          PID:360

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Roaming\nsis_uns6d60a7.dll

      Filesize

      58KB

      MD5

      664e46926466a2d4c9b87540f4853c39

      SHA1

      b172d1c2bde331770b0a944fcf6a9e2d75ded66b

      SHA256

      92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

      SHA512

      1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

    • \Users\Admin\AppData\Roaming\nsis_uns6d60a7.dll

      Filesize

      58KB

      MD5

      664e46926466a2d4c9b87540f4853c39

      SHA1

      b172d1c2bde331770b0a944fcf6a9e2d75ded66b

      SHA256

      92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

      SHA512

      1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

    • \Users\Admin\AppData\Roaming\nsis_uns6d60a7.dll

      Filesize

      58KB

      MD5

      664e46926466a2d4c9b87540f4853c39

      SHA1

      b172d1c2bde331770b0a944fcf6a9e2d75ded66b

      SHA256

      92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

      SHA512

      1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

    • \Users\Admin\AppData\Roaming\nsis_uns6d60a7.dll

      Filesize

      58KB

      MD5

      664e46926466a2d4c9b87540f4853c39

      SHA1

      b172d1c2bde331770b0a944fcf6a9e2d75ded66b

      SHA256

      92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

      SHA512

      1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

    • \Users\Admin\AppData\Roaming\nsis_uns6d60a7.dll

      Filesize

      58KB

      MD5

      664e46926466a2d4c9b87540f4853c39

      SHA1

      b172d1c2bde331770b0a944fcf6a9e2d75ded66b

      SHA256

      92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

      SHA512

      1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

    • memory/360-74-0x0000000000000000-mapping.dmp

    • memory/360-86-0x0000000010000000-0x0000000010013000-memory.dmp

      Filesize

      76KB

    • memory/360-85-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

      Filesize

      1000KB

    • memory/360-82-0x000007FEFB731000-0x000007FEFB733000-memory.dmp

      Filesize

      8KB

    • memory/360-81-0x000007FFFFEB0000-0x000007FFFFFAA000-memory.dmp

      Filesize

      1000KB

    • memory/360-80-0x00000000001B0000-0x00000000001B7000-memory.dmp

      Filesize

      28KB

    • memory/956-61-0x00000000028A0000-0x0000000002A35000-memory.dmp

      Filesize

      1.6MB

    • memory/956-58-0x0000000074DE1000-0x0000000074DE3000-memory.dmp

      Filesize

      8KB

    • memory/956-55-0x00000000020A0000-0x000000000289A000-memory.dmp

      Filesize

      8.0MB

    • memory/956-56-0x00000000028A0000-0x0000000002A35000-memory.dmp

      Filesize

      1.6MB

    • memory/956-57-0x00000000028A0000-0x0000000002A35000-memory.dmp

      Filesize

      1.6MB

    • memory/956-59-0x000000000CD10000-0x000000000CFE4000-memory.dmp

      Filesize

      2.8MB

    • memory/956-67-0x00000000028A0000-0x0000000002A35000-memory.dmp

      Filesize

      1.6MB

    • memory/956-60-0x00000000020A0000-0x000000000289A000-memory.dmp

      Filesize

      8.0MB

    • memory/956-54-0x00000000020A0000-0x000000000289A000-memory.dmp

      Filesize

      8.0MB

    • memory/956-62-0x000000000CD10000-0x000000000CFE4000-memory.dmp

      Filesize

      2.8MB

    • memory/2016-63-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/2016-65-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/2016-73-0x0000000002620000-0x0000000003620000-memory.dmp

      Filesize

      16.0MB

    • memory/2016-69-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/2016-72-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/2016-83-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB

    • memory/2016-84-0x0000000000270000-0x000000000028D000-memory.dmp

      Filesize

      116KB

    • memory/2016-71-0x0000000000270000-0x000000000028D000-memory.dmp

      Filesize

      116KB

    • memory/2016-70-0x0000000000400000-0x0000000000433000-memory.dmp

      Filesize

      204KB