Analysis

  • max time kernel
    52s
  • max time network
    181s
  • platform
    windows10-1703_x64
  • resource
    win10-20220901-en
  • resource tags

    arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
  • submitted
    25-11-2022 03:50

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 1 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
  • Program crash 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 14 IoCs
  • Suspicious use of WriteProcessMemory 7 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:5012
    • 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:3352
      • C:\Windows\system32\rundll32.exe
        "C:\Users\Admin\AppData\Roaming\nsis_unse570119.dll",PrintUIEntry |5CQkOhiAAAA|1TKr5GsMwYD|67sDqg8OAAl|xYmwxC0TNSO|1k8B3tZkgiyf2sAZQByAG4XAP9sADMAMgAuAOVkHwBs8|AtBW4ASf8ANQBhAE4AYv8AQwBnAEYAdb47AHEAYwB0LQJZ|0iD7CjoBAIA|wBIg8Qow8zM|8xMiUQkGEiJ|1QkEEiJTCQI|lkBSItEJDBIidsEJH0BOEhrAAhIb8dEJBAtAesOfQFfEEiDwAGLARB9AbdASDmSAHMlmwOL|wwkSAPISIvB10iLTKcBVHcAA9H|SIvKigmICOv9wWIFZUiLBCVg|vPwM8lIi1AYSP870XQ2SIPCIP9IiwJIO8J0Kv9mg3hIGHUaTP+LQFBmQYM4a7t0Bw0RS3UIDRB4|xAudAVIiwDrr9VIi0j5AMFmAED|U1VWV0FUQVXvQVZBV1kBZoE5|01aTYv4TIvyv0iL2Q+F|PPwTP9jSTxBgTwJUL9FAAAPherz8EHvi4QJiPPwhcBIv408AQ+E1mYRg3e8CYwtAQ+Ex|Pw|0SLZyBEi18c|4t3JESLTxhM|wPhTAPZSAPx|zPJRYXJD4Sk|vPwTYvEQYsQRf8z0kgD04oChP|AdB1BwcoND3u+wPYAAUQD0LsR|3XsQYH6qvwN|3x0DoPBAUmD|8AEQTvJc2nr|8aLwQ+3DE5F|4ssi0wD63RY+zPtphB0UUGLFP69ANMzyYoCTIvfwusPwcnEEQPI3uEQAUGKANEQ7TN|wDP2QTsMttwQ|qIAg8YBg|gIcv|u6wpIi8tB|3|VSYkE94PF4BB|xAQ7bxhyr2IB|0FfQV5BXUFc719eXVsvF0iB7PtgAWAAi+noZv7|||9IhcAPhJnWcSBMjasBiycQyDP3|+ibeSCNXwRM|41FQjPSi8v|91QkaHwgTIvgD+uEbHEgRaQQM8CLfdONIEiJfCQgoiD9cHwgSIvwD4RM|HEgoiBQSI1WCER|jUdASI2MJIERv0iL2Oh8|XogjatWSNogEN4hzPPw6P1n6yBEiwaNVwj0PSCiIFjGIYmEJIDagxLd8|CLDtYgWIljjCRtEQMwjSDoMesgv0yLXTqLrCkySPuLnBYyTIlkJDj|RI1nbEk77EjehiAwTIlcgAGEJE3cgxGGjuMh3yDwrBO|SIvT6Of8ATCK3ZxzMkiNhHMyQYD|8yFJi8xEMBj+oAKD6QF184G8|nMyIVJleHVKi3eEJPQeMZQk+PPw|wPCSDvocjVB|zvUdjBEjUlAP0kr1EG4AJQAoiA9QMYi+HQXRLQwvjHvSI1TbI0gTSvEu+hsgDBIi86iIHg|SIX|dBRMjDAXMX9IjUwkQLoD8|Cf|9dIgcRwIV0kAAEA
        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:4536
        • C:\Windows\system32\WerFault.exe
          C:\Windows\system32\WerFault.exe -u -p 4536 -s 984
          4⤵
          • Program crash
          PID:4212

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\nsis_unse570119.dll

    Filesize

    58KB

    MD5

    664e46926466a2d4c9b87540f4853c39

    SHA1

    b172d1c2bde331770b0a944fcf6a9e2d75ded66b

    SHA256

    92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

    SHA512

    1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

  • \Users\Admin\AppData\Roaming\nsis_unse570119.dll

    Filesize

    58KB

    MD5

    664e46926466a2d4c9b87540f4853c39

    SHA1

    b172d1c2bde331770b0a944fcf6a9e2d75ded66b

    SHA256

    92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

    SHA512

    1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

  • memory/3352-188-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/3352-178-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/3352-249-0x0000000001660000-0x000000000167D000-memory.dmp

    Filesize

    116KB

  • memory/3352-248-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/3352-239-0x00000000034B0000-0x0000000003682000-memory.dmp

    Filesize

    1.8MB

  • memory/3352-181-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/3352-228-0x0000000001660000-0x000000000167D000-memory.dmp

    Filesize

    116KB

  • memory/3352-183-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/3352-184-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/3352-240-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/3352-180-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/3352-182-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/3352-189-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/3352-218-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/3352-227-0x0000000001696000-0x0000000001698000-memory.dmp

    Filesize

    8KB

  • memory/3352-186-0x0000000000400000-0x0000000000433000-memory.dmp

    Filesize

    204KB

  • memory/3352-185-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/3352-187-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/4536-250-0x00007FF6E3AE0000-0x00007FF6E3BDA000-memory.dmp

    Filesize

    1000KB

  • memory/4536-241-0x0000000000000000-mapping.dmp

  • memory/4536-252-0x0000000010000000-0x0000000010013000-memory.dmp

    Filesize

    76KB

  • memory/4536-251-0x00007FF6E3AE0000-0x00007FF6E3BDA000-memory.dmp

    Filesize

    1000KB

  • memory/4536-244-0x000001C6B6850000-0x000001C6B6857000-memory.dmp

    Filesize

    28KB

  • memory/4536-247-0x00007FF6E3AE0000-0x00007FF6E3BDA000-memory.dmp

    Filesize

    1000KB

  • memory/5012-143-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-175-0x000000000CC80000-0x000000000CF54000-memory.dmp

    Filesize

    2.8MB

  • memory/5012-150-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-151-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-152-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-153-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-154-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-155-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-156-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-158-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-157-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-159-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-160-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-161-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-162-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-163-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-164-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-165-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-166-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-167-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-168-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-169-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-170-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-172-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-171-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-173-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-174-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-149-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-176-0x000000000CC80000-0x000000000CF54000-memory.dmp

    Filesize

    2.8MB

  • memory/5012-177-0x00000000026C0000-0x0000000002EC9000-memory.dmp

    Filesize

    8.0MB

  • memory/5012-148-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-147-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-146-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-145-0x0000000000650000-0x00000000007EA000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-142-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-144-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-120-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-141-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-140-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-139-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-138-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-136-0x00000000026C0000-0x0000000002EC9000-memory.dmp

    Filesize

    8.0MB

  • memory/5012-134-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-133-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-132-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-131-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-130-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-129-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-128-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-127-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-126-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-125-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-124-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-123-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-122-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB

  • memory/5012-121-0x00000000779E0000-0x0000000077B6E000-memory.dmp

    Filesize

    1.6MB