Analysis

  • max time kernel
    21s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    03-03-2023 01:43

General

  • Target

    5a3f060fb0194178fc51aedc00f724f50dc130d5838b3e2a32e89a5c4be70420.exe

  • Size

    1.4MB

  • MD5

    cc66bf4d2675bc8ab171413f9a997875

  • SHA1

    02c1294dae8b6c41c16405dd1aac5543f9f46d25

  • SHA256

    5a3f060fb0194178fc51aedc00f724f50dc130d5838b3e2a32e89a5c4be70420

  • SHA512

    1dada32bb3862eaf5600dabca5542718f2e4d0e976edadaeccda8e8c4bf3528c33f0f63e56b440433949cb8de499da5e452b81fd8c7fb651c8752a22134fc8cc

  • SSDEEP

    24576:DVYkTpy0OVnKhXJ04BJFKA3wRKB7a9WscrmCqeQrEn65h/tEW:RpJOl8xFMRy/SeQg65l2W

Score
7/10

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Drops file in Program Files directory 10 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Kills process with taskkill 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 61 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5a3f060fb0194178fc51aedc00f724f50dc130d5838b3e2a32e89a5c4be70420.exe
    "C:\Users\Admin\AppData\Local\Temp\5a3f060fb0194178fc51aedc00f724f50dc130d5838b3e2a32e89a5c4be70420.exe"
    1⤵
    • Drops file in Program Files directory
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1984
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c taskkill /f /im chrome.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1336
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im chrome.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:688
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe"
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:1780
      • 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\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef65b9758,0x7fef65b9768,0x7fef65b9778
        3⤵
          PID:1736
        • 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=1168 --field-trial-handle=1224,i,13893659812809524226,16097999018474664496,131072 /prefetch:2
          3⤵
            PID:1028
          • 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=1532 --field-trial-handle=1224,i,13893659812809524226,16097999018474664496,131072 /prefetch:8
            3⤵
              PID:1724
            • 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=1440 --field-trial-handle=1224,i,13893659812809524226,16097999018474664496,131072 /prefetch:8
              3⤵
                PID:1932
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=2040 --field-trial-handle=1224,i,13893659812809524226,16097999018474664496,131072 /prefetch:1
                3⤵
                  PID:1728
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2108 --field-trial-handle=1224,i,13893659812809524226,16097999018474664496,131072 /prefetch:1
                  3⤵
                    PID:1684
              • 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:392

                Network

                MITRE ATT&CK Enterprise v6

                Replay Monitor

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                Downloads

                • C:\Program Files\nndannfdnoaiphfcbbpgkhodebpoiocf\background.html

                  Filesize

                  786B

                  MD5

                  9ffe618d587a0685d80e9f8bb7d89d39

                  SHA1

                  8e9cae42c911027aafae56f9b1a16eb8dd7a739c

                  SHA256

                  a1064146f622fe68b94cd65a0e8f273b583449fbacfd6fd75fec1eaaf2ec8d6e

                  SHA512

                  a4e1f53d1e3bf0ff6893f188a510c6b3da37b99b52ddd560d4c90226cb14de6c9e311ee0a93192b1a26db2d76382eb2350dc30ab9db7cbd9ca0a80a507ea1a12

                • C:\Program Files\nndannfdnoaiphfcbbpgkhodebpoiocf\icon.png

                  Filesize

                  6KB

                  MD5

                  362695f3dd9c02c83039898198484188

                  SHA1

                  85dcacc66a106feca7a94a42fc43e08c806a0322

                  SHA256

                  40cfea52dbc50a8a5c250c63d825dcaad3f76e9588f474b3e035b587c912f4ca

                  SHA512

                  a04dc31a6ffc3bb5d56ba0fb03ecf93a88adc7193a384313d2955701bd99441ddf507aa0ddfc61dfc94f10a7e571b3d6a35980e61b06f98dd9eee424dc594a6f

                • C:\Program Files\nndannfdnoaiphfcbbpgkhodebpoiocf\js\content.js

                  Filesize

                  3KB

                  MD5

                  c31f14d9b1b840e4b9c851cbe843fc8f

                  SHA1

                  205e3a99dc6c0af0e2f4450ebaa49ebde8e76bb4

                  SHA256

                  03601415885fd5d8967c407f7320d53f4c9ca2ec33bbe767d73a1589c5e36c54

                  SHA512

                  2c3d7ed5384712a0013a2ebbc526e762f257e32199651192742282a9641946b6aea6235d848b1e8cb3b0f916f85d3708a14717a69cbcf081145bc634d11d75aa

                • C:\Program Files\nndannfdnoaiphfcbbpgkhodebpoiocf\js\jquery-3.3.1.min.js

                  Filesize

                  84KB

                  MD5

                  a09e13ee94d51c524b7e2a728c7d4039

                  SHA1

                  0dc32db4aa9c5f03f3b38c47d883dbd4fed13aae

                  SHA256

                  160a426ff2894252cd7cebbdd6d6b7da8fcd319c65b70468f10b6690c45d02ef

                  SHA512

                  f8da8f95b6ed33542a88af19028e18ae3d9ce25350a06bfc3fbf433ed2b38fefa5e639cddfdac703fc6caa7f3313d974b92a3168276b3a016ceb28f27db0714a

                • C:\Program Files\nndannfdnoaiphfcbbpgkhodebpoiocf\manifest.json

                  Filesize

                  1KB

                  MD5

                  05bfb082915ee2b59a7f32fa3cc79432

                  SHA1

                  c1acd799ae271bcdde50f30082d25af31c1208c3

                  SHA256

                  04392a223cc358bc79fcd306504e8e834d6febbff0f3496f2eb8451797d28aa1

                  SHA512

                  6feea1c8112ac33d117aef3f272b1cc42ec24731c51886ed6f8bc2257b91e4d80089e8ca7ce292cc2f39100a7f662bcc5c37e5622a786f8dc8ea46b8127152f3

                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

                  Filesize

                  264KB

                  MD5

                  f50f89a0a91564d0b8a211f8921aa7de

                  SHA1

                  112403a17dd69d5b9018b8cede023cb3b54eab7d

                  SHA256

                  b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                  SHA512

                  bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                  Filesize

                  4KB

                  MD5

                  3f623fd57f90f7892778e6ad02d0281a

                  SHA1

                  238ec4d6e06b16d670ee31450343779d11cb0360

                  SHA256

                  d0a37c4efb60595eeebbc03a164d2881a4af9d79c7d85a1c08810c92ba5c338a

                  SHA512

                  5db6a75a67d3b4c9c936567208ec349c460923887d82a5f9659c5950385522fd88c1594a43323f72318e6b56c4983980d8f569a84841406f241b26e2a9b15f0b

                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                  Filesize

                  4KB

                  MD5

                  430bba0b7cff7bd49bf1fbbec8dd9b4c

                  SHA1

                  45c51b255832f9a0697a2e5b95b4df5c4d7fbbae

                  SHA256

                  fd06e94e7433bee9d2a6e6ab072a963af3b8a95420f68f43f7e5e8e65a1462c0

                  SHA512

                  6fa0390d6d3369874ae14b34306dd5835b2fd6b57c30c8100464b3d74667ae89bbc889f62d05f67a3dba3e7007c64f1bc93f48611311e3db77de599f20980dbd

                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences

                  Filesize

                  11KB

                  MD5

                  f54d73fb185244a5a924010317690213

                  SHA1

                  a4a279086f2abf91c2f1a0d7e18ac819d244cb36

                  SHA256

                  ebd0c0d9de8aaac02d108b0907fc9d24a6cc63c31b6607d47dadcfe28a6201e9

                  SHA512

                  6c1b3b5fc50b598bf09f2dd821dba824126c0a5e64e7f7b6a87b3c65e3a3603887b82cc235006ceff8f26223d6482e6a4854fda2c82af56a5fd2dc6a8816ff54

                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Secure Preferences

                  Filesize

                  11KB

                  MD5

                  76614e25ac2f3d5e809ddf3efbcecc92

                  SHA1

                  854f778a84431dcd128d7e5cff91608c363fb475

                  SHA256

                  c6a7faa61df54404f32a99fd204e906c2627ee6c91a081a7595b4ce83ac12d6a

                  SHA512

                  d69240ca01515a8d4f9669f93f2c01edef87d1a30b0a83df5f6c6f81153c8f2539946717069deee4af19de0becec7f930121f34d7e4b00f1d1ab1f0dee776ca5

                • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Site Characteristics Database\000004.dbtmp

                  Filesize

                  16B

                  MD5

                  6752a1d65b201c13b62ea44016eb221f

                  SHA1

                  58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                  SHA256

                  0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                  SHA512

                  9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                • C:\Users\Admin\AppData\Local\Temp\Cab209E.tmp

                  Filesize

                  61KB

                  MD5

                  fc4666cbca561e864e7fdf883a9e6661

                  SHA1

                  2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

                  SHA256

                  10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

                  SHA512

                  c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

                • C:\Users\Admin\AppData\Local\Temp\Tar210E.tmp

                  Filesize

                  161KB

                  MD5

                  73b4b714b42fc9a6aaefd0ae59adb009

                  SHA1

                  efdaffd5b0ad21913d22001d91bf6c19ecb4ac41

                  SHA256

                  c0cf8cc04c34b5b80a2d86ad0eafb2dd71436f070c86b0321fba0201879625fd

                  SHA512

                  73af3c51b15f89237552b1718bef21fd80788fa416bab2cb2e7fb3a60d56249a716eda0d2dd68ab643752272640e7eaaaf57ce64bcb38373ddc3d035fb8d57cd

                • \??\pipe\crashpad_1780_RPCYWJXPGJBISBDZ

                  MD5

                  d41d8cd98f00b204e9800998ecf8427e

                  SHA1

                  da39a3ee5e6b4b0d3255bfef95601890afd80709

                  SHA256

                  e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                  SHA512

                  cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                • memory/1028-193-0x0000000076C20000-0x0000000076C21000-memory.dmp

                  Filesize

                  4KB

                • memory/1028-122-0x0000000000060000-0x0000000000061000-memory.dmp

                  Filesize

                  4KB