Analysis

  • max time kernel
    22s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    01-03-2023 19:07

General

  • Target

    cc66bf4d2675bc8ab171413f9a997875.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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cc66bf4d2675bc8ab171413f9a997875.exe
    "C:\Users\Admin\AppData\Local\Temp\cc66bf4d2675bc8ab171413f9a997875.exe"
    1⤵
    • Drops file in Program Files directory
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1760
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c taskkill /f /im chrome.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:900
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill /f /im chrome.exe
        3⤵
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:1072
    • 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:1984
      • 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,0x7fef72c9758,0x7fef72c9768,0x7fef72c9778
        3⤵
          PID:2040
        • 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=1180 --field-trial-handle=1356,i,16396975083318066052,4274137952640720238,131072 /prefetch:2
          3⤵
            PID:800
          • 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=1476 --field-trial-handle=1356,i,16396975083318066052,4274137952640720238,131072 /prefetch:8
            3⤵
              PID:1344
            • 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=1556 --field-trial-handle=1356,i,16396975083318066052,4274137952640720238,131072 /prefetch:8
              3⤵
                PID:920
              • 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=2208 --field-trial-handle=1356,i,16396975083318066052,4274137952640720238,131072 /prefetch:1
                3⤵
                  PID:1612
            • 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:1012

              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\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

                Filesize

                61KB

                MD5

                e71c8443ae0bc2e282c73faead0a6dd3

                SHA1

                0c110c1b01e68edfacaeae64781a37b1995fa94b

                SHA256

                95b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72

                SHA512

                b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6

              • 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

                7704bd7bc4dd0bde1ee5d9ce10e95d15

                SHA1

                5e9169f8baceaf846676e45b33c41d3b93c41467

                SHA256

                fc1778eae987f5ee088babd039a988e9991a982607c0c66e4a3f97f52f8b3cd5

                SHA512

                2b9eff830fca4493e9d2ac3589e3b26af9dd083da0151eda5f1f63255b99acdefc232d6a6f51878bd8c34b81ea92de0f71f2dce8bc2a13b15544c85195818375

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

                Filesize

                4KB

                MD5

                da3eda5ec4f18462c38f0283109928af

                SHA1

                ec471f40ba837fc3ec72f12031fb1ef77260832e

                SHA256

                87f14bdd9d65a27496875b33f02abdfdc35e212dd2846ea8e33421af09c8fea7

                SHA512

                406cd51624a062cd47c09fd137724556200afe84b9495e7d041f8675457fe0b5c71e7ce3c899ec24749e0208c3e065145a5d3a5028c160c220018809fddd753d

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

                Filesize

                11KB

                MD5

                4ce1d906322bbc5fc50ac489b38f9012

                SHA1

                b841833916244178879c9ed58d549312ac42f10e

                SHA256

                066a5a851ec8bf6c139460ce9fd3aa230a78de147c11bcd024933a37088d852b

                SHA512

                9c45bd7bcd0a1747dc49cca3aca0381276443dfb6d0575e02a484b375ab6318b06b064e02097bcb382be17e67254cc2d69f9b2e1e2166cf39e195a98677dc524

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

                Filesize

                11KB

                MD5

                fcd62874a5dbe56f083a84be548350a5

                SHA1

                4815ee462ef24eaa34b9baba1acf4fbc33591fb7

                SHA256

                336332f970ad0da4b3f56df85cc72ffc357e6b24038ff799745f759a3cfe1a33

                SHA512

                2cb55b554d79ef81b111b3b1a6d9cae2258cb30960bf01ef7388efe0ff388976dedb6b84df90421de32ac3f3f16892203b8f81bbc2ab92363e6d465ba975b385

              • 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\Tar2B2E.tmp

                Filesize

                161KB

                MD5

                be2bec6e8c5653136d3e72fe53c98aa3

                SHA1

                a8182d6db17c14671c3d5766c72e58d87c0810de

                SHA256

                1919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd

                SHA512

                0d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff

              • \??\pipe\crashpad_1984_TNVPTVBMDFQHPNGY

                MD5

                d41d8cd98f00b204e9800998ecf8427e

                SHA1

                da39a3ee5e6b4b0d3255bfef95601890afd80709

                SHA256

                e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                SHA512

                cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

              • memory/800-174-0x0000000077930000-0x0000000077931000-memory.dmp

                Filesize

                4KB

              • memory/800-126-0x0000000000060000-0x0000000000061000-memory.dmp

                Filesize

                4KB