Analysis

  • max time kernel
    119s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19/09/2024, 03:30

General

  • Target

    Stub/stub.exe

  • Size

    1.6MB

  • MD5

    02c88fe38285c217f895ff539c631fc5

  • SHA1

    b0d560a11ce564c5272e879f321688b97561f55c

  • SHA256

    7b7fb709fbfa417617beda6fdceb611b51f7d4d76881a106c0edf683fd170e36

  • SHA512

    45498d421c5f13af6382a2ee54c7e2a044a25334c4186450426e52b96c21b9fb97b17d6ddb515f47c9fb19ab5dab37e7bef0cfe0f544f9bb5896ea5ea18c667e

  • SSDEEP

    24576:v4XJi2Q9NXw2/wPOjdGxY2rJxkqjVnlqud+/2P+A+ZecdyFoBkkAqmZywr0G:ZTq24GjdGSiJxkqXfd+/9AqYanCLr

Score
3/10

Malware Config

Signatures

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies Internet Explorer settings 1 TTPs 34 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Stub\stub.exe
    "C:\Users\Admin\AppData\Local\Temp\Stub\stub.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2672
    • C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe" http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch&plcid=0x409&o1=.NETFramework,Version=v4.8&processName=stub.exe&platform=0009&osver=5&isServer=0&shimver=4.0.30319.0
      2⤵
      • Modifies Internet Explorer settings
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2968
      • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2968 CREDAT:275457 /prefetch:2
        3⤵
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        • Suspicious use of SetWindowsHookEx
        PID:2548

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          4831a297d7cb36466210961db68a4e72

          SHA1

          dcbf6c7a7024828f914775e274f26be4482c2feb

          SHA256

          ee775ab6cb2201fca920ceb2d1e2b0414e04ff564d9ad76423833a4f095de556

          SHA512

          801548e049622a5298185c1ef81ff68c80bb343a25b0a7d77f974fe94816c6dd7e48be1aec272856c7b2a44a08f00de564d6f122423b1a38e1bb17697a32ebbc

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          e1b2c57780806f967af8ede6ca0a89e0

          SHA1

          d5c46f2a5327447fc5eafd98f1852947ed1fff58

          SHA256

          4866561d2a48979c5433bd354237d49473f644a9646db08e508948b692efd1ce

          SHA512

          b3f40d8c6257b5819989846fa3f91a49646352339a8fcc4c9b6b54bb4878501ae1ed2a1a3b5d262b1470fe067ac9231ae245c97034c2150640b69cb7e8edf336

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          f586cfadbdda1f1e60dea5cb0566cd26

          SHA1

          2ef77f955958520cd4487f9ed876e95f34f7abf7

          SHA256

          19f487b118def1587d4e7d420a602efc374820b6fa86e5db05e6f4b279a9fa85

          SHA512

          1a12625260dc11e65b27df25a847c0d2c7f0a999115d20b7ec43508c411644b21899bf02b1fe616dd93e234ef7f327c3de5107d53bf529e8cd11db0ecaf7448d

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          890599146e50a439c5f290eb65d9e5b1

          SHA1

          79de41869eb653f2f3fa3ca148cfbf95476e12f5

          SHA256

          dd60b1b58a421c5c3144b3f16494250c593a5a22f281d31a952052f0aec81744

          SHA512

          846c5fa85495b99e96bdc8f0dd74ef2e34050f80475fd6d0d14ff683dee5afbe9854f9063df5a8e2b86d8d35b0e73f12319851506f9b9e786eca50f2e94aa7a7

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          23b025d1b41d1a59a49482d152faadba

          SHA1

          eb5685ef0c410aae48cb615da41b446a53453568

          SHA256

          95e36efd025df893b99732a5b08bb0768cb0049c982b347daa62c1c30f428d41

          SHA512

          0f8663fe6ba41faa6bd45557a8f1f83818677195741658fae7dd6555c4ac285722eafae8c59b6c890a583293f2f3c521cee960d394d40a88a28ba2fe89f32195

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          6383db2d6c2bb55255bf765f0dcfc465

          SHA1

          ff797359689bd3fbb2f20639d2f9ffde04cf8756

          SHA256

          3f814ddc6788c5cb6858fe7abbfec215df7f082b456b6326dc79a8a9448703ca

          SHA512

          68c0e18ce3275d6cc7fc4d629496a7d07e9c0126ac57e1e9911df7c5a5b59b02fa3b24bd568ecbb3b75e0dd91af8a378275c88b955b4ca6bda5aa30700610ffc

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          64735845b65d3aea3a2ea8785b217d8a

          SHA1

          89ecb98d6528ab77430a87a335e9b026d987311e

          SHA256

          d6cd811f92b0d76107277f7fb2e7ec80514b8d502243efac69b144b4d1079b7e

          SHA512

          9f2d7bd250b4971b2a80590a43329808cf060934b26bb2e6f65984842913d7f42ef43419c5b050dbe9c875cedd7af679db221ea4cc9f9bdc38d3e73fc8a802d8

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          67bb25a60acb45ef0c5fdd85031d4a96

          SHA1

          a5acd63b3ddd2dd5f9debd255e40169ff07ca9ad

          SHA256

          45006d736649fb7003ce496eadc04db8f860296673aafd0935221447078f7f21

          SHA512

          2dffb83a455e277007d4ddc5f4d10688622f2e421cc35a4974e8c58a7d9d0de7eac03a9e97c8b6e94ee068b451154115c2e4717453d44cc28e44376079d729b5

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          9913c36d6e5b2c90e1d8a9db54733ddb

          SHA1

          a54cb06dabae5cab670c3e88ac81ac9202f33a1a

          SHA256

          159a88f757b34a34d53ec191241f32e31510e1efc56210502c9f5b6af8e8bed4

          SHA512

          ce095159efc9c97b9912a94009b4293c6cb1da67f455794400ae7ccaac0a3b10d929b5d0f186f0abec040906634eb894b6ae5c554c495c223ea136d813c72c5f

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          320367779e16c90f26bc39e71b1f492a

          SHA1

          e9171df9b529c36af1a436c116b527757b02b1cb

          SHA256

          01736ffb3a5c5165d5198f6a5c3e18444f074fb19e0d7d5386a4c4ecdd2c2d96

          SHA512

          fa4a7f988678c27a2266212137e666e40ede0ab6d45b9fd4b3258c59b41beb423609309d999e6b55349428476bbb39fca28c6aa4253e4eb76bae0dbb28595c40

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          6039d97f44ca2ad01ca0f83ed885947e

          SHA1

          8695e8e1d0076bab5d67176b9380c2e350a52b82

          SHA256

          f5286d335b0c199c97e31e60705a785f38a27ff9409521a2711ab2f5fc4d4bf3

          SHA512

          a02afface96b49a1a22157e2793c7a84c8acb71191f18332b8794381d16154c7e6a7cf012e85a5469991c1a91693e7638181f636faa589e0f30e8bacc4587b2c

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          1a2b644ff8144382436f8cca5353bd70

          SHA1

          716cd848b8ccad1198d3f4066db19acd3a92b6e2

          SHA256

          206301feafeb2131f9781c550d1d11cf1c7dd2f0c33e8243192683c24d58f13d

          SHA512

          6c91f1a6ee2e4ed779495ed2acdeddfc4fd4218c45491c4551c68e6556362f67a4bd83862605d197cdb472c6b43f62ec554553bfe2fef76f9706703b0e8f39b7

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          2c8c51c3e92d76a759875a3613f5874d

          SHA1

          8392685149775c26c1c2cfaf65129d26c3c83c24

          SHA256

          93bafb12582a213c7adb53d8aa0c4aa4b178a9305e7fcf420d92004cd12f3fdb

          SHA512

          79903abba91ed9a258fc89b355b38b3edb30a717c9efa4058ad95cce4dcb0d62adfbba38dd17a223213a5e73cf395eed87c3e6e69c249fd578b3a0c02744618f

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          a118f4f6b5890a972da61caedadae5bd

          SHA1

          9c4ae57ae56aa5838266b5b12495164d4d486b03

          SHA256

          0be1ea01b8eb356d81ccf89fe9509d7b765d4b653b1253e3139641cc888d1a77

          SHA512

          c34054c174e761c0067ed90523fe05f1987b3f7b6ab4647428358a51f41baf02b761154b61d7e320441c78dc4d0c572d398b30aa486fb77cd5218a67cc3bd2a5

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          505f3a681377e767699fc857450dc394

          SHA1

          99c5a861b82ba5ef4c0a65ac4bfab676658c3897

          SHA256

          d32a7c45dcb1d08cc73b5482bf4df75287492111c8976a9dafafe52707b07cc7

          SHA512

          db49e6d295b4e7f556065ae773bda08c944d7e3310ac1b161a48aa2a5ac4babd3510d89a11d6eba20c1187b786c062f5d1098c2cea5496c061b3e0f73a9123ab

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          13179ede042e987736552d068a51356c

          SHA1

          80463ea601258fb7df8b9963db55c1c2928cf714

          SHA256

          15c65be0a50b10dbe5e995a83ecf1f19b3031c87712574a09730996c2c4bb565

          SHA512

          08dff39b763cd7f8aec3d1d370e472cfe155ea60b698707f365b0e5ea6801696ffde0d03d7e6ec764cd3ff497cc265facef2e9c18e6375db3a764bc615791de8

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          0c64a8ff1591337fca78f294d5bb542a

          SHA1

          fa0c4b70b7cceddede433b176e7abcf39f37ccc8

          SHA256

          302f499c228aa0224633ee9bfe5d88e4183c27f6c321e6e3a554e1bf7c6159d1

          SHA512

          6394c6df7f826c6d8ca56931b44b625fc1f0c9b80e28b5ccf62f843304a969ae1db0a3c4d06835f3e608e72f3976798b0da8be3ffabb0b1e17938cd942edf824

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          2a17fb6e588fbdd6abc453d7487d5180

          SHA1

          ad535bcea94fa38b5bdf39a20c0238bf031eb7f5

          SHA256

          04e00cc1f5fd4e2056316f93e4e72a239232ca0d8562508de9ba88700f79dc32

          SHA512

          bab39be750a1bb743abc0a92ddefc716e2e0563c2ab12e722eb210c7971d992d86422556dbefa556786f5bab55e8172e54ab91e35bdcb6e7ffb826efbf5c7a36

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          b46fc3691784ae46f38de5a580190f2a

          SHA1

          ced586edfc367353565a858829691a4ce6da419e

          SHA256

          75c3c82f2a9b6c162bb802eba665810a4218919cfb8ea22b8a61bd9868a56aed

          SHA512

          f816c700359b9521abc5581ecb08b51acc923bcf368bdcb2d8d93f4e66ccff652d02eb9bbc3d5531a6c6d626ef07951e8391376de0c2ef5b2ac439b3b10c6a82

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          3298dcd3de556f54cbe9395e3374bd62

          SHA1

          6e3e3ca8180595bfdaf2092ff043ac11b3f0b177

          SHA256

          d48124ba01a23318f8e5ea24c99b207b53d0f019e26a596e05c5d8b7702944c2

          SHA512

          8c3cf143af3e2d01236d24ede83975a8a95423fe2f0657e2554a04fca8377c1524045429574f49bb63f22e809702d3bada3cf7b8c0fcad09886d564be01c91e3

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          2af701d6f4440e6c71301033ac883f5a

          SHA1

          38541ea10fc674bd46a1672e7a20c4ca5ba56c87

          SHA256

          ffd3666bb2e880b9e6a86a779e37b57dfec804c5a0afcf6a5f395343424ad042

          SHA512

          ce58a21ad86433bff934e1468442c66eae2d846974360abe6e83380ec0be9f0bac9c3fbe7e55dbb3aab4606721aeb878e04ef72d2285f92bccbae00488a419f6

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          568df1b4c73ac5a28f3a8bf4680dd0bc

          SHA1

          8c71000fbd89b0e822d9eb6b7427a80907faab44

          SHA256

          f15c124f591d634579ec71da50c0195a3b5260397da99896964c701b17b2fb95

          SHA512

          26d07042fa29ab16d528cd50fea15eb413dcfc6df532dc300414a932eb0ba99c9ce75d18ef05c335ec875537c42d16a0175450eb325d42b8962fd40c5fcd2d1a

        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

          Filesize

          342B

          MD5

          1e766077b10e9bc9b72ed6f12d81c525

          SHA1

          a4fdd92b4f35c322952730a03042ca8f24b97196

          SHA256

          c48058fd287c7e259b71497083604bfb35d467828f57e4d2ae6613c6a20fdc4c

          SHA512

          26d1bf9267ff8b59f88afd4ea717797762463023f1115e41a6d605db7208310f930519a2c0bb6dc058707a388823bc453d0a490e77808299bf388432362a1d07

        • C:\Users\Admin\AppData\Local\Temp\Cab753.tmp

          Filesize

          70KB

          MD5

          49aebf8cbd62d92ac215b2923fb1b9f5

          SHA1

          1723be06719828dda65ad804298d0431f6aff976

          SHA256

          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

          SHA512

          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

        • C:\Users\Admin\AppData\Local\Temp\Tar756.tmp

          Filesize

          181KB

          MD5

          4ea6026cf93ec6338144661bf1202cd1

          SHA1

          a1dec9044f750ad887935a01430bf49322fbdcb7

          SHA256

          8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

          SHA512

          6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b