Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/04/2024, 23:31

General

  • Target

    e8b12927fdacaae93324d45c868837ef_JaffaCakes118.exe

  • Size

    8.0MB

  • MD5

    e8b12927fdacaae93324d45c868837ef

  • SHA1

    9245a5837afd50a6c6d3fb8cb00208ebf2678be3

  • SHA256

    515716cb2ad2ba552c6568000fc1353485e21ec545eb3ec4a364518859e3f42f

  • SHA512

    2bf02909d714e25b4d0ddd5e57c9617cef85f0b02036a7caf81cea02b3c306616ea72327db2314d2929768b45337f8a1e35e8a3c639d700f5b58e8a42db22aae

  • SSDEEP

    196608:Lbv5BBy/3wau1lRZXfTHzdf8Fo9YAYKZZGh5LWVWw:LbvH2gR1/ZXbTR0iOKDNVp

Malware Config

Signatures

  • Modifies firewall policy service 2 TTPs 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 64 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Unexpected DNS network traffic destination 1 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 17 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e8b12927fdacaae93324d45c868837ef_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e8b12927fdacaae93324d45c868837ef_JaffaCakes118.exe"
    1⤵
    • Modifies firewall policy service
    • Checks computer location settings
    • Loads dropped DLL
    • Adds Run key to start application
    • Installs/modifies Browser Helper Object
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4460
    • C:\Program Files (x86)\FlashGet Network\FlashGet 3\FlashGet3.exe
      "C:\Program Files (x86)\FlashGet Network\FlashGet 3\FlashGet3.exe" -statistics install
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2360
    • C:\Program Files (x86)\FlashGet Network\FlashGet 3\Flashget3.exe
      "C:\Program Files (x86)\FlashGet Network\FlashGet 3\Flashget3.exe" 1
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of SetWindowsHookEx
      PID:5064

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\FlashGet Network\FlashGet 3\BugReport.dll

    Filesize

    244KB

    MD5

    62a022792b6ee8cd4a2988c61fa908ad

    SHA1

    7f097d7944dbef30880ba0a7177295fa5aa9815d

    SHA256

    81848a26eb8495a27b4a293e966764cadf286fade5ff6503f4673842836fec5a

    SHA512

    020cd746c9b85419c868bb49956b1bc0561deba62b4b2c3ad8d28c3dcc6014e10fa755fb3219375266ebfdc7782ede47b77af0c92f848456484d010a5ef9181b

  • C:\Program Files (x86)\FlashGet Network\FlashGet 3\FlashGetAdProcess.exe

    Filesize

    189KB

    MD5

    c856428b84e79c613443a21fd1c4bedb

    SHA1

    49cf2de5d3c5857165aec7cea5927a3a4b90f1c9

    SHA256

    43977dc69bb5807ec9fcfe75c6098c81be26a9ab99f46ef666d0a07dd1b191f2

    SHA512

    22c66b776f6645fd081f5f3683838033fe86755aa5f675e3750e49a8589f94c5cd34e750902d8299cc860fe1bd12726677228b888abc871fe5521f2557a679ca

  • C:\Program Files (x86)\FlashGet Network\FlashGet 3\Flashget3.exe

    Filesize

    2.9MB

    MD5

    8b10d68b79ab023cd34cc0904c473626

    SHA1

    05d292a70549cf69db21ec87bbf3ccb6681d77c2

    SHA256

    93118afb180790cc6bdfe87b786c3acc74f3d1d642c77f7f1b60bda43b1b41ec

    SHA512

    bd1177c10e3f37567ae82e65268e969d32050619174587048962c8055ffb005b7a09cca9f877c3fbfd3b41661eab0346d1c33510c4c2adb6f214a28a7fbcfcb7

  • C:\Program Files (x86)\FlashGet Network\FlashGet 3\P2PCore.dll

    Filesize

    332KB

    MD5

    01e48c225b05c81f7de9ffb39acce18f

    SHA1

    30936a7163bee7e0d575c0a324d8538f1db4b72f

    SHA256

    de4083bb1443866b161aa0a1c9f2cc9e3cc2e24c2a2f4792db3587cbf7a3655c

    SHA512

    cebb642cdbfe6da88675fb496c512525169d15a3a2b1db65129facae3edf79ddc8a5317c28c4784dcc9c55a20bf7b16df118e8fdb1ba57bea862c03c2f535566

  • C:\Program Files (x86)\FlashGet Network\FlashGet 3\btcoreu.dll

    Filesize

    1.1MB

    MD5

    1032eb08bebfa4fa858fe3601771a840

    SHA1

    daf097b498e64f9cc6d9c3da19a3a1df145e4c53

    SHA256

    405b92c7774a995de71d70681a0caba73db611a81710ba0c9943612e85ba2ebb

    SHA512

    12d677fbcaf3d91b65c337f322ba8512c36594c767dd9c6fac5e7f508a0c8cf0f59893d92c24326db17a42636d594b61ed57f590a5e904789e74ad03c8d9255d

  • C:\Program Files (x86)\FlashGet Network\FlashGet 3\commonlib.dll

    Filesize

    536KB

    MD5

    250a45c90a52ece8ec58dfacfbdecf0d

    SHA1

    25eb09d9aedb87b125a7c50a008cb7d8cb2fd702

    SHA256

    4d905810324a6e285918ff03e69380138b930ab8f1f6cedebbda259c1a3a9bc5

    SHA512

    782c40331636bb9be90d99d5661941a1549e8cc8aba5549267a9892958d2375601fb4e6901663dcbab9a648a305c6e93f81c09a2387be1a84353925fb3ce2564

  • C:\Program Files (x86)\FlashGet Network\FlashGet 3\fnsArchive.dll

    Filesize

    452KB

    MD5

    98cb739bf5517fe3b8794aa9525eb804

    SHA1

    29b11386e52f950e7e13144224024df6f0b1e28c

    SHA256

    b31a2dd5177a410e8e86308ec914a4721f79f1870a4fb7a8d9fe075d2abc186f

    SHA512

    15e5af5eeffca79b91054d95489a88b0092ee36b359977776e48074a7eca5042a789c6d56776be72309a69f92fb8c5f1c4eb1f07bee1345e68c2d679519f8804

  • C:\Program Files (x86)\FlashGet Network\FlashGet 3\fnsDirectuix.dll

    Filesize

    224KB

    MD5

    cea25e63c21707e59fbd0a7b6a4ba514

    SHA1

    93c80130f81efee8a57cabfca39064217d5479bc

    SHA256

    e788f8cdceb77154a7076cd3cc8ba82e23bf5068f0610cf2b7d5d07a0d3a70e5

    SHA512

    044ce2cbf33495ec5275a5db374d14c6a5d6f37e2bcb96b1d787b158e7a3b8926bfd651ad351470270cf91dce24bd832d3df4460c0ab66e0c4363a963d420a66

  • C:\Program Files (x86)\FlashGet Network\FlashGet 3\fnsScheduler.dll

    Filesize

    292KB

    MD5

    b35a573ba7b11c65e6ecf9a17282e3a5

    SHA1

    bef15d1f3c9a380f6468d9b8eb4da570661ebdfb

    SHA256

    05570d225fc27cc4597af76bb2b95d3e792d9c841e95539574394ef26abf9833

    SHA512

    22ce66e39123cd5df23615713891878ce8d6d261566cee04d0b25ac08e20ebb6783e6fe428f025446d5368275a8bbba77873dbf29713915fc1321561ecea17d4

  • C:\Program Files (x86)\FlashGet Network\FlashGet 3\fnsSecurity.dll

    Filesize

    116KB

    MD5

    44155e2d3dd6873e51fe3f0618998a5d

    SHA1

    5f4ffc2892c92831523a5f205e183fc9c98ba395

    SHA256

    a271cff54a1601f7f80c7372199df106ff2534301e4b21dfe74298fc3c78a1e3

    SHA512

    c8808729aee4687206fdf199fef819fda44ce5bcc5d45247fb5b02c0f67dd6681dda3a302653ee124d8d6d291d8777922676402c2026474edf5a3d0eecf09f7a

  • C:\Program Files (x86)\FlashGet Network\FlashGet 3\fnsSkinX.dll

    Filesize

    188KB

    MD5

    9498164f78f5124df6500a454bb19dbe

    SHA1

    e3bcab73a424e2731ee36b5943a6487d2fd32c90

    SHA256

    b8822d92b40f145106e517aa7fbc02d64e4224506c817f83c4a151b4bc87a091

    SHA512

    b045b90850a5849e4a78de1e771db0f465c9972c4cb975b94319346275f89a3d39380ec3337995ed34634617d4950e3167d55ce2838d1152729a2df15ee9393d

  • C:\Program Files (x86)\FlashGet Network\FlashGet 3\fnsStatistics.dll

    Filesize

    240KB

    MD5

    7c4706d7b3d3af38527e5a249b89db92

    SHA1

    c0fe9d53645a638c95c0620013e9091060454066

    SHA256

    354755338f7742b40797b1c45af369959a5b19fd631f53bce6ecb27a5db29819

    SHA512

    e752fa1890023230479f42b0eee1bc85cc7201fbafd08da47e931d822e0b1001bf2ed528592d37ddd5a9426129721353c5ce8c4ee3ce2e819ddd5eedbb1f5a5f

  • C:\Program Files (x86)\FlashGet Network\FlashGet 3\p2score.dll

    Filesize

    432KB

    MD5

    d0d37653b36689a270ed58a102c88a44

    SHA1

    2a4bd555a50659b1668ae141d03baf388689e960

    SHA256

    0ba748263eb62c35b40160338ac49210b2f9f913e4cac50d29fed6b60b5daa3b

    SHA512

    22f2b4331e5501f958c4debce7e3e0b1d5dcafbb4fa3a93d0a66459969eccdf63b76a55c8890b0d3b7657069391636069af18a8f12e3bb66fa7ef7c8d1bc6b35

  • C:\Program Files (x86)\FlashGet Network\FlashGet 3\zlib1.dll

    Filesize

    81KB

    MD5

    392f1f6a15e57a9b3e4e655715070e6e

    SHA1

    9630abb63fa7ae6fd10499b66c50b4283a9d92b3

    SHA256

    2c5d1e6fa220b4f4de9ab7430ebfa5b1c3f9309d8e797f9a112462d48a979b40

    SHA512

    b4afaea743093fc42931a888d10d60c4c6d2c1a797329f81892a8c28246f4061020581b8b9421f9197602dab295f04a7d5711f13af17b3ab56c39639d9d161aa

  • C:\Program Files (x86)\FlashGet Network\FlashGet 3\Æô¶¯¿ì³µ(FlashGet).lnk

    Filesize

    2KB

    MD5

    3ea78e9bd32210d183c388be6375a921

    SHA1

    fdf18a65c2099905a750c1d9efa0b77506122188

    SHA256

    e1b0f78254917f26d6d58780210eff1c587a265a3e14ceea5342f9d0728ce5db

    SHA512

    cd276db3edf4a112fdbac1fd29d2b01ea5e7f3a735a2497a05d18ab88ce2206d40c6a391d261da5aae6793164cd73895cb893c71698a86f22280a93c0296f0d6

  • C:\Users\Admin\AppData\Local\Temp\nsl55C3.tmp\ProcDll.dll

    Filesize

    54KB

    MD5

    4bbffba241d51d447a527891c49cd1f3

    SHA1

    df6e9617bbf060c9373e173144a9943375874a2f

    SHA256

    7883866a9143135bcec5c173293265778ac68a331bfae7efbd9d92f21fb254cd

    SHA512

    ff366b7db3970c31352dc05ce3d8b53818555b768b3d2e52ba33cc7338ba47c4aa8ae48391fe6ac8072b150aa7947e0133b558b86b9cc2a3ec286472b98f01f0

  • C:\Users\Admin\AppData\Local\Temp\nsl55C3.tmp\SetupHelper.dll

    Filesize

    36KB

    MD5

    09e1911d6db8fe82021d5a0107ea4371

    SHA1

    c507c1274c38112d2f6e4b80bf99dfee12b27da1

    SHA256

    469cdd1682296434d5f811bc3de833beeddfa988200bdc9404eac6a9bb235c92

    SHA512

    b34f01369d14c8925e35aa12f3ab0dbee3c01d3b585f6f3a066512bd8a244ebaa51b13adf38571465ff7b5ed580a5457528fba6a58536b056f68e4fb83f4e78d

  • C:\Users\Admin\AppData\Local\Temp\nsl55C3.tmp\System.dll

    Filesize

    10KB

    MD5

    0ae9c427fe7bbbbf1368c1c6d3933ae7

    SHA1

    c8e5131613302531c88512dada29a18886259268

    SHA256

    49437f4b9fd38007f3b2735f0a8a12830b995305c75118b440202980183d5c6a

    SHA512

    59b76b00f2b0d6242dc5bc3cb36d3ff78867445f502e34cea890c6f493c2adf9b97cec539963204ddd1c641e1a77139f46fc33dec4dc636f4b06d2edffffec6d

  • C:\Users\Admin\AppData\Local\Temp\nsl55C3.tmp\rfshdktp.dll

    Filesize

    2KB

    MD5

    9410591a148871a6d0629cf25b94526f

    SHA1

    be1e8b0fe8327f185136a0d2460a68f720484535

    SHA256

    acc76e81f71e7f2ba58c36d678bc9ae4705e0187a3cdfa6d0025190467d9c0c7

    SHA512

    465d3e418e769b907262e07cbca3d2c5132bf328431d456be09c059821be20a6d30106562d7ef0bfa93ca219b2abe57ee891d937419fc4b8840987b184b45df0

  • C:\Users\Admin\AppData\Local\Temp\nsl55C3.tmp\task.ini

    Filesize

    711B

    MD5

    0fc7e0a4eb5a069f7aba92fdc219a6df

    SHA1

    8e99b142be2a3e7124dbb85411799ac0c39e0d93

    SHA256

    0d9774dbd18128278f1d38202f1438b567e2c82ed07e1b2121ecc32c11fdd12a

    SHA512

    9298066d1ac58256b4e92ec7f15540802b64047a2400671e0bcfeb16e0a36abcd816f847f64f118a26ea8f2fee7494ad6c1766abd1d75e3936129a0d039836bc

  • C:\Users\Admin\AppData\Local\Temp\nsl55C3.tmp\wel.ini

    Filesize

    412B

    MD5

    3e36d4c18abae01c78621a72939fc3a1

    SHA1

    054102da55b80195c81fd0fa893c29230c2a4fbf

    SHA256

    9e061606aa014a5d2e2ec196dff88e5f301c9bfb4dd32869e14c45e67572d9dd

    SHA512

    c49160a812f82d15020353316d523d56ca7f1b2d90ede11423f6c960b7d32660496da77029f445e4f2cf624195481e1304feec5474361112f78c8fb86ffa9661

  • C:\Users\Admin\AppData\Local\Temp\nsn5A59.tmp

    Filesize

    166KB

    MD5

    7afe66f3f815b4aa2d196595ec7b5ea6

    SHA1

    84fd18cc7832ddc47820496394010e5f5a3cb138

    SHA256

    92452b96fe5b3205067fae0c8122adc36921cbe540ca81a97272b8515bc916e3

    SHA512

    5cd493cea9be4e1a769c3fa9864424ed9cbf8a873d5653df6161081de5d207fcaf00c89de67d285fd748baa07fa25ecbda2203660771fa6e51a7f95c8b251080

  • C:\Users\Admin\AppData\Roaming\BITS\P2PCfg.ini

    Filesize

    111B

    MD5

    39ca8ec44df4f5950213ea85cec0f551

    SHA1

    a7d8119399bf87de2d96599db3b13555dcda6cca

    SHA256

    62bdc4a7ce167885e711a46a85dee003e0e8a3c757757a5391618c988d9eae9a

    SHA512

    a113ab43f01ff1125697aa0266eb53af52351a90d6f5413b02c5f166d818e86e669dc723f8fbefda417a4c62be560658a48b4e26f7e40817b3cea5ff190f2585

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

    Filesize

    145KB

    MD5

    28a771c59443042325abea714bdb6ab6

    SHA1

    828b596ec44669083672e1bb0746b505cba2725a

    SHA256

    def92eb900ea4efa2ffbbfc3eabc86482453131f3760065abe511d0bbf3fd53b

    SHA512

    52db8b9a59b016846b62745ca65bfe003d1fccef8da4b7185df5bda2e32d46e2808ebb73c6e1a226f906dae6614d4117d334f22c8e0b13de398efe651fb9266d

  • C:\Users\Admin\AppData\Roaming\FlashGetBHO\FlashGetHook.dll

    Filesize

    293KB

    MD5

    96541a0ae99b6f16c1ac66e8ee5fa2dc

    SHA1

    cac7522080c841f06aef89ad51484470eadc63d5

    SHA256

    7912a84402db68c9abf9804832d124e33a32fb6d37d2c61942d89b0f070fa971

    SHA512

    d2766a81a502c1c56fcd688c86c1d1ff9b6890dfa7c78ff2a8435448cc936344104e60e273be6aa55ed51c93da0953c010ed079c6ecfc8dbc5f048f0fcbd4924

  • C:\Users\Admin\AppData\Roaming\FlashGet\v3\dat\FlashGet3db.tmp

    Filesize

    676B

    MD5

    8668f329086b3ca588a26aeeea563807

    SHA1

    7d1a058d70ab6081624776254a0be2de8d3e1b71

    SHA256

    66ed677228de7da90072f84fa7896d251570bc4c70b9028324bf205251c12bf3

    SHA512

    cc44b102745d62dd172f968b159f051f387dd47c7fef0ca75e4dc80c7f872e3fc8fa68d694e1a6c345bbc23aebeb4d61f3cb7dac58fed190e17ee20ae42227b1

  • C:\Windows\libem.INI

    Filesize

    25B

    MD5

    6ec55e88c0fce0339759cb37fc118b78

    SHA1

    48665316bee43ee73e5a4a6c576716c60d210e02

    SHA256

    1f4cc471ed9d30ea44d2fc11f29a58c1a9b2c9888a7b7cb5753591e53ecc8ca2

    SHA512

    4a50a7b0a72b3ae32c387ca0727c51ae564b3539c449d2b4f8d5d2c8342f419377ada43e4e020db11d1adf1ab999c5fdd4db1f5a06a001c0f9481208f43d5a49

  • memory/2360-658-0x0000000002BF0000-0x0000000002C4B000-memory.dmp

    Filesize

    364KB

  • memory/2360-583-0x0000000000400000-0x00000000006F4000-memory.dmp

    Filesize

    3.0MB

  • memory/2360-674-0x0000000000400000-0x00000000006F4000-memory.dmp

    Filesize

    3.0MB

  • memory/2360-649-0x0000000000820000-0x0000000000831000-memory.dmp

    Filesize

    68KB

  • memory/2360-652-0x00000000024C0000-0x00000000024E7000-memory.dmp

    Filesize

    156KB

  • memory/2360-651-0x000000006D510000-0x000000006D593000-memory.dmp

    Filesize

    524KB

  • memory/2360-666-0x0000000002EF0000-0x0000000003014000-memory.dmp

    Filesize

    1.1MB

  • memory/2360-653-0x0000000002B70000-0x0000000002BDF000-memory.dmp

    Filesize

    444KB

  • memory/2360-592-0x0000000002580000-0x00000000025C1000-memory.dmp

    Filesize

    260KB

  • memory/2360-661-0x0000000002C60000-0x0000000002C84000-memory.dmp

    Filesize

    144KB

  • memory/4460-477-0x000000000A9C0000-0x000000000AA2F000-memory.dmp

    Filesize

    444KB

  • memory/4460-484-0x000000000AA30000-0x000000000AA8B000-memory.dmp

    Filesize

    364KB

  • memory/5064-647-0x0000000002E70000-0x0000000002E94000-memory.dmp

    Filesize

    144KB

  • memory/5064-670-0x0000000005EC0000-0x0000000005FE4000-memory.dmp

    Filesize

    1.1MB

  • memory/5064-646-0x0000000000400000-0x00000000006F4000-memory.dmp

    Filesize

    3.0MB

  • memory/5064-663-0x00000000038F0000-0x0000000003912000-memory.dmp

    Filesize

    136KB

  • memory/5064-665-0x0000000003180000-0x0000000003181000-memory.dmp

    Filesize

    4KB

  • memory/5064-641-0x0000000002C20000-0x0000000002C8F000-memory.dmp

    Filesize

    444KB

  • memory/5064-648-0x000000006D510000-0x000000006D593000-memory.dmp

    Filesize

    524KB

  • memory/5064-654-0x00000000030C0000-0x0000000003109000-memory.dmp

    Filesize

    292KB

  • memory/5064-668-0x0000000005E00000-0x0000000005E72000-memory.dmp

    Filesize

    456KB

  • memory/5064-657-0x00000000037A0000-0x00000000037DF000-memory.dmp

    Filesize

    252KB

  • memory/5064-672-0x00000000061F0000-0x000000000666C000-memory.dmp

    Filesize

    4.5MB

  • memory/5064-637-0x0000000002390000-0x00000000023D1000-memory.dmp

    Filesize

    260KB

  • memory/5064-640-0x0000000002400000-0x0000000002427000-memory.dmp

    Filesize

    156KB

  • memory/5064-643-0x0000000002DA0000-0x0000000002DFB000-memory.dmp

    Filesize

    364KB

  • memory/5064-639-0x00000000023E0000-0x00000000023F1000-memory.dmp

    Filesize

    68KB

  • memory/5064-699-0x0000000000400000-0x00000000006F4000-memory.dmp

    Filesize

    3.0MB

  • memory/5064-700-0x0000000003180000-0x0000000003181000-memory.dmp

    Filesize

    4KB