Analysis

  • max time kernel
    147s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    18-11-2024 15:40

General

  • Target

    FRSSDE.exe

  • Size

    481KB

  • MD5

    416df385ee8cc5b57c5869cff2142747

  • SHA1

    a79848e3b77e0e995dbc1b87c1a82b00bf4827eb

  • SHA256

    4d4b203f72413a42a31be62977b8a6508e7f04f9192913c432ab456b15fc3004

  • SHA512

    f76e9cb4adbfda277d87ea85473fe4554b77f8da4c0e86b073d31046a3f4cf37a75336eb44fa3d009d20cf28685a41f191148db8b3167524aa46e598eba9bca0

  • SSDEEP

    12288:LuD09AUkNIGBYYv4eK13x13nZHSRVMf139F5wIB7+IwtHwBtVxbesvZDSx+DY:O09AfNIEYsunZvZ19Z6s

Malware Config

Signatures

  • Detected Nirsoft tools 11 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 3 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Uses browser remote debugging 2 TTPs 4 IoCs

    Can be used control the browser and steal sensitive information such as credentials and session cookies.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 45 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FRSSDE.exe
    "C:\Users\Admin\AppData\Local\Temp\FRSSDE.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1708
    • C:\Program Files\Google\Chrome\Application\Chrome.exe
      --user-data-dir=C:\Users\Admin\AppData\Local\Temp\TmpUserData --window-position=-2400,-2400 --remote-debugging-port=9222 --profile-directory="Default"
      2⤵
      • Uses browser remote debugging
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:2248
      • C:\Program Files\Google\Chrome\Application\Chrome.exe
        "C:\Program Files\Google\Chrome\Application\Chrome.exe" --type=crashpad-handler --user-data-dir=C:\Users\Admin\AppData\Local\Temp\TmpUserData /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\TmpUserData\Crashpad --metrics-dir=C:\Users\Admin\AppData\Local\Temp\TmpUserData --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc8,0xcc,0xd0,0x9c,0xd4,0x7fef66d9758,0x7fef66d9768,0x7fef66d9778
        3⤵
          PID:2296
        • C:\Program Files\Google\Chrome\Application\Chrome.exe
          "C:\Program Files\Google\Chrome\Application\Chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1112 --field-trial-handle=1320,i,8178710420605848988,6247708456530366832,131072 /prefetch:2
          3⤵
            PID:2612
          • C:\Program Files\Google\Chrome\Application\Chrome.exe
            "C:\Program Files\Google\Chrome\Application\Chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=1528 --field-trial-handle=1320,i,8178710420605848988,6247708456530366832,131072 /prefetch:8
            3⤵
              PID:2776
            • C:\Program Files\Google\Chrome\Application\Chrome.exe
              "C:\Program Files\Google\Chrome\Application\Chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1588 --field-trial-handle=1320,i,8178710420605848988,6247708456530366832,131072 /prefetch:8
              3⤵
                PID:2036
              • C:\Program Files\Google\Chrome\Application\Chrome.exe
                "C:\Program Files\Google\Chrome\Application\Chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=1920 --field-trial-handle=1320,i,8178710420605848988,6247708456530366832,131072 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:1980
              • C:\Program Files\Google\Chrome\Application\Chrome.exe
                "C:\Program Files\Google\Chrome\Application\Chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9222 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2152 --field-trial-handle=1320,i,8178710420605848988,6247708456530366832,131072 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:856
              • C:\Program Files\Google\Chrome\Application\Chrome.exe
                "C:\Program Files\Google\Chrome\Application\Chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=2980 --field-trial-handle=1320,i,8178710420605848988,6247708456530366832,131072 /prefetch:8
                3⤵
                  PID:1960
                • C:\Program Files\Google\Chrome\Application\Chrome.exe
                  "C:\Program Files\Google\Chrome\Application\Chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1472 --field-trial-handle=1320,i,8178710420605848988,6247708456530366832,131072 /prefetch:2
                  3⤵
                    PID:2708
                  • C:\Program Files\Google\Chrome\Application\Chrome.exe
                    "C:\Program Files\Google\Chrome\Application\Chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9222 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=3044 --field-trial-handle=1320,i,8178710420605848988,6247708456530366832,131072 /prefetch:1
                    3⤵
                    • Uses browser remote debugging
                    PID:1368
                • C:\Users\Admin\AppData\Local\Temp\FRSSDE.exe
                  C:\Users\Admin\AppData\Local\Temp\FRSSDE.exe /stext "C:\Users\Admin\AppData\Local\Temp\sxsuaricbvafafqpdbszkfvotfxapkyom"
                  2⤵
                  • System Location Discovery: System Language Discovery
                  • Suspicious behavior: EnumeratesProcesses
                  PID:2704
                • C:\Users\Admin\AppData\Local\Temp\FRSSDE.exe
                  C:\Users\Admin\AppData\Local\Temp\FRSSDE.exe /stext "C:\Users\Admin\AppData\Local\Temp\drfnb"
                  2⤵
                  • Accesses Microsoft Outlook accounts
                  • System Location Discovery: System Language Discovery
                  PID:2120
                • C:\Users\Admin\AppData\Local\Temp\FRSSDE.exe
                  C:\Users\Admin\AppData\Local\Temp\FRSSDE.exe /stext "C:\Users\Admin\AppData\Local\Temp\ftlfccdx"
                  2⤵
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of AdjustPrivilegeToken
                  PID:2732
              • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                1⤵
                  PID:628

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Temp\TmpUserData\Crashpad\settings.dat

                  Filesize

                  40B

                  MD5

                  6af0a96786d4a80a43af787efc778021

                  SHA1

                  1a3c7e7ee64c195edbed7c7bcab39d3ce1a35a33

                  SHA256

                  51555ea6c53b140fa0dd65b5db5e3cee3486616b74c5ba67c9414fc941749dd8

                  SHA512

                  6702b103f5746e0af36f97b0d37d34e587321ec9d5361b600ddc987a727c573166199826c1b3e620538ebb107f8a8c7bb547dba4ffb80c24b63c363b81708e99

                • C:\Users\Admin\AppData\Local\Temp\TmpUserData\Default\DawnCache\data_0

                  Filesize

                  8KB

                  MD5

                  cf89d16bb9107c631daabf0c0ee58efb

                  SHA1

                  3ae5d3a7cf1f94a56e42f9a58d90a0b9616ae74b

                  SHA256

                  d6a5fe39cd672781b256e0e3102f7022635f1d4bb7cfcc90a80fffe4d0f3877e

                  SHA512

                  8cb5b059c8105eb91e74a7d5952437aaa1ada89763c5843e7b0f1b93d9ebe15ed40f287c652229291fac02d712cf7ff5ececef276ba0d7ddc35558a3ec3f77b0

                • C:\Users\Admin\AppData\Local\Temp\TmpUserData\Default\DawnCache\data_1

                  Filesize

                  264KB

                  MD5

                  f50f89a0a91564d0b8a211f8921aa7de

                  SHA1

                  112403a17dd69d5b9018b8cede023cb3b54eab7d

                  SHA256

                  b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                  SHA512

                  bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                • C:\Users\Admin\AppData\Local\Temp\TmpUserData\Default\DawnCache\data_2

                  Filesize

                  8KB

                  MD5

                  0962291d6d367570bee5454721c17e11

                  SHA1

                  59d10a893ef321a706a9255176761366115bedcb

                  SHA256

                  ec1702806f4cc7c42a82fc2b38e89835fde7c64bb32060e0823c9077ca92efb7

                  SHA512

                  f555e961b69e09628eaf9c61f465871e6984cd4d31014f954bb747351dad9cea6d17c1db4bca2c1eb7f187cb5f3c0518748c339c8b43bbd1dbd94aeaa16f58ed

                • C:\Users\Admin\AppData\Local\Temp\TmpUserData\Default\Network\Cookies

                  Filesize

                  20KB

                  MD5

                  c9ff7748d8fcef4cf84a5501e996a641

                  SHA1

                  02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

                  SHA256

                  4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

                  SHA512

                  d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

                • C:\Users\Admin\AppData\Local\Temp\TmpUserData\Default\Secure Preferences

                  Filesize

                  10KB

                  MD5

                  a40018504a4a147358430748bb4860d5

                  SHA1

                  a31b4b505a3a1df985d546a1444749a9749473be

                  SHA256

                  d98e95032bc671c5a8ca74840838ee6415943c6dda55423a6c7f8187e96216fa

                  SHA512

                  32c655768cc6d2761d2ba6bd9ec0106aaf31522c5b280da9e8d72d8c98c55368c3be3ede7afa0f57836eca7ae468635eab2cf92a5e7c377b9e30ee45f005f2b7

                • C:\Users\Admin\AppData\Local\Temp\TmpUserData\Default\Sync Data\LevelDB\000002.dbtmp

                  Filesize

                  16B

                  MD5

                  206702161f94c5cd39fadd03f4014d98

                  SHA1

                  bd8bfc144fb5326d21bd1531523d9fb50e1b600a

                  SHA256

                  1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

                  SHA512

                  0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

                • C:\Users\Admin\AppData\Local\Temp\TmpUserData\Default\Sync Data\LevelDB\CURRENT

                  Filesize

                  16B

                  MD5

                  46295cac801e5d4857d09837238a6394

                  SHA1

                  44e0fa1b517dbf802b18faf0785eeea6ac51594b

                  SHA256

                  0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                  SHA512

                  8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

                • C:\Users\Admin\AppData\Local\Temp\TmpUserData\Default\shared_proto_db\metadata\MANIFEST-000001

                  Filesize

                  41B

                  MD5

                  5af87dfd673ba2115e2fcf5cfdb727ab

                  SHA1

                  d5b5bbf396dc291274584ef71f444f420b6056f1

                  SHA256

                  f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

                  SHA512

                  de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

                • C:\Users\Admin\AppData\Local\Temp\TmpUserData\Local State

                  Filesize

                  333KB

                  MD5

                  b23627ffa672f22dc33294ad0f58f7de

                  SHA1

                  be6e24500923abad28a35bda578fc899350796ef

                  SHA256

                  95c2caf6d649fa8f67f3a7fe4da1f048c68af62576df12323b04c8d11ad003b9

                  SHA512

                  6f97a24953b3b4e17ce3c9c33206f90760ec8e2bf8fa655cbda3f7c2aaee9b86b4efd55cccb844aec60d94c95175184adc550ed65f1567da16b27bbcc6a00640

                • C:\Users\Admin\AppData\Local\Temp\TmpUserData\ShaderCache\data_3

                  Filesize

                  8KB

                  MD5

                  41876349cb12d6db992f1309f22df3f0

                  SHA1

                  5cf26b3420fc0302cd0a71e8d029739b8765be27

                  SHA256

                  e09f42c398d688dce168570291f1f92d079987deda3099a34adb9e8c0522b30c

                  SHA512

                  e9a4fc1f7cb6ae2901f8e02354a92c4aaa7a53c640dcf692db42a27a5acc2a3bfb25a0de0eb08ab53983132016e7d43132ea4292e439bb636aafd53fb6ef907e

                • C:\Users\Admin\AppData\Local\Temp\sxsuaricbvafafqpdbszkfvotfxapkyom

                  Filesize

                  2B

                  MD5

                  f3b25701fe362ec84616a93a45ce9998

                  SHA1

                  d62636d8caec13f04e28442a0a6fa1afeb024bbb

                  SHA256

                  b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

                  SHA512

                  98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

                • memory/1708-221-0x0000000004100000-0x0000000004119000-memory.dmp

                  Filesize

                  100KB

                • memory/1708-227-0x0000000010000000-0x0000000010034000-memory.dmp

                  Filesize

                  208KB

                • memory/1708-218-0x0000000004100000-0x0000000004119000-memory.dmp

                  Filesize

                  100KB

                • memory/1708-4-0x0000000010000000-0x0000000010034000-memory.dmp

                  Filesize

                  208KB

                • memory/1708-7-0x0000000010000000-0x0000000010034000-memory.dmp

                  Filesize

                  208KB

                • memory/1708-1-0x0000000010000000-0x0000000010034000-memory.dmp

                  Filesize

                  208KB

                • memory/1708-5-0x0000000010000000-0x0000000010034000-memory.dmp

                  Filesize

                  208KB

                • memory/1708-6-0x0000000010000000-0x0000000010034000-memory.dmp

                  Filesize

                  208KB

                • memory/1708-222-0x0000000004100000-0x0000000004119000-memory.dmp

                  Filesize

                  100KB

                • memory/2120-17-0x0000000000400000-0x0000000000462000-memory.dmp

                  Filesize

                  392KB

                • memory/2120-12-0x0000000000400000-0x0000000000462000-memory.dmp

                  Filesize

                  392KB

                • memory/2120-16-0x0000000000400000-0x0000000000462000-memory.dmp

                  Filesize

                  392KB

                • memory/2120-22-0x0000000000400000-0x0000000000462000-memory.dmp

                  Filesize

                  392KB

                • memory/2120-223-0x0000000000400000-0x0000000000462000-memory.dmp

                  Filesize

                  392KB

                • memory/2704-170-0x0000000000400000-0x0000000000478000-memory.dmp

                  Filesize

                  480KB

                • memory/2704-15-0x0000000000400000-0x0000000000478000-memory.dmp

                  Filesize

                  480KB

                • memory/2704-18-0x0000000000400000-0x0000000000478000-memory.dmp

                  Filesize

                  480KB

                • memory/2704-24-0x0000000000400000-0x0000000000478000-memory.dmp

                  Filesize

                  480KB

                • memory/2704-19-0x0000000000400000-0x0000000000478000-memory.dmp

                  Filesize

                  480KB

                • memory/2704-11-0x0000000000400000-0x0000000000478000-memory.dmp

                  Filesize

                  480KB

                • memory/2732-20-0x0000000000400000-0x0000000000424000-memory.dmp

                  Filesize

                  144KB

                • memory/2732-23-0x0000000000400000-0x0000000000424000-memory.dmp

                  Filesize

                  144KB

                • memory/2732-31-0x0000000000400000-0x0000000000424000-memory.dmp

                  Filesize

                  144KB

                • memory/2732-26-0x0000000000400000-0x0000000000424000-memory.dmp

                  Filesize

                  144KB

                • memory/2732-25-0x0000000000400000-0x0000000000424000-memory.dmp

                  Filesize

                  144KB

                • memory/2732-27-0x0000000000400000-0x0000000000424000-memory.dmp

                  Filesize

                  144KB