Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/03/2024, 20:38

General

  • Target

    c6cea8c5fc22b62adf8d3cad5cbcff34.exe

  • Size

    512KB

  • MD5

    c6cea8c5fc22b62adf8d3cad5cbcff34

  • SHA1

    64ca2d17f6d75ff821cf87dbfd1a118e10c2df70

  • SHA256

    f3f6751c377ee0ec3a76f282a08ac553dcdd8c7d1f95894a5ce5d6a4d6e4ca63

  • SHA512

    6cef436c832177d918032d4843165f1ff76be3502f854ac789f2a8a3dea5ae0cb020f73c1f9e723c41a7b6c0643a843f809e5f9eeb3976b84d956a5c64c417a6

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6n:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5o

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 5 IoCs
  • Disables RegEdit via registry modification 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Windows security modification 2 TTPs 6 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
  • AutoIT Executable 16 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 19 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 20 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c6cea8c5fc22b62adf8d3cad5cbcff34.exe
    "C:\Users\Admin\AppData\Local\Temp\c6cea8c5fc22b62adf8d3cad5cbcff34.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Windows\SysWOW64\bipsgegipo.exe
      bipsgegipo.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4380
      • C:\Windows\SysWOW64\cjtgnxlj.exe
        C:\Windows\system32\cjtgnxlj.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:4532
    • C:\Windows\SysWOW64\anaafipkknttodc.exe
      anaafipkknttodc.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3492
    • C:\Windows\SysWOW64\cjtgnxlj.exe
      cjtgnxlj.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4356
    • C:\Windows\SysWOW64\psfvshojxokop.exe
      psfvshojxokop.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1988
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
      2⤵
      • Drops file in Windows directory
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:688

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe

          Filesize

          512KB

          MD5

          416bbf42053200a30e8228dc8e912454

          SHA1

          9837505c0726e72d771809f255e4910af7e39380

          SHA256

          e1b73f7a92cd39b78c0cff43b12c99a9aa124869095c51597e2cc2b113244c4f

          SHA512

          e426f8bc9c951d219fbce4c97f7c9a822b4ace10f8ec396af68f63c7fa38e221a3a7169f4b449ced3f4cf29d0a16449fb89de1f7f335e594407147108cd44460

        • C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe

          Filesize

          512KB

          MD5

          2628af671e5e1c3dde7d58c211501221

          SHA1

          8aa5f18c1bc3905eafdb24864272f406c3b8988e

          SHA256

          f55f74c50ed37fc42e1bf2990698f98ce6f11e076404acd7395381bdfe18435f

          SHA512

          58483e9c3119f2416e51d9ef2d3a980d230afaf65b0349786caf132b723def7b7c30c712da0810953f9d7603bfb519487453cc078360b1f8ef0787e0bcef7100

        • C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat

          Filesize

          239B

          MD5

          12b138a5a40ffb88d1850866bf2959cd

          SHA1

          57001ba2de61329118440de3e9f8a81074cb28a2

          SHA256

          9def83813762ad0c5f6fdd68707d43b7ccd26633b2123254272180d76bc3faaf

          SHA512

          9f69865a791d09dec41df24d68ad2ab8292d1b5beeca8324ba02feba71a66f1ca4bb44954e760c0037c8db1ac00d71581cab4c77acbc3fb741940b17ccc444eb

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

          Filesize

          3KB

          MD5

          0d1bfaaf417754e74e36798ac4d4f8dd

          SHA1

          a015eb791a95d0540482a315302b67dc67c07884

          SHA256

          f0d9a3d3f98c0b9f7b292058b2d4c046988ef69923a39c4f2626cd3c2f9946cb

          SHA512

          aac7c4eaf9549eb86b7fd3abdb2e7fbfd884b61a69662e2937cf8bc786aaefcfd60635029a5320e3aba6fb58a6da057077ce54038b0b7dedb215afa9674c310e

        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms

          Filesize

          3KB

          MD5

          b1be2d5bc6d575f1f9aa78c37aa62779

          SHA1

          35943f1b452c95088b79504f171455433c607f85

          SHA256

          f0a9d9241ab7a736686b6db639c7eb0d7514437efaf02a9715b96a10d506fa6c

          SHA512

          6f639a69e1b6ed5f981f0b0eb36e4d2b2a6376b1d8aa0f429931184f8c1eb42d93c1219d10664da2147066c9de27b9ca1db2cf8a2207020f68c68b42b39acd3b

        • C:\Users\Admin\Downloads\ResolveOptimize.doc.exe

          Filesize

          512KB

          MD5

          63a708dd7aef147018b0304e61e43fce

          SHA1

          2551508bf4a22a2f888ec48e0b2e6c8cd1c058f3

          SHA256

          26464ce941d8d4676e96fc00f59233df014a7117260c0a0c4a35c9195cc8f1c4

          SHA512

          3a53d6414be91618e22a9e05652cac8d2b0dc5927615bea8c408679b5de06d3626c8c79bffeb9db9aa5d4c88989f4dd13b8d7faa43445be5084d5eb16f1c4023

        • C:\Windows\SysWOW64\anaafipkknttodc.exe

          Filesize

          190KB

          MD5

          b62a610718edd8439a0d968c13e90bf3

          SHA1

          787e38226796f109e86e9911c108026677ceaaa0

          SHA256

          38dedd01b8e3880aeb878b2c58aecc301fb691b42dd8e4236092f16e205728ec

          SHA512

          4a06f567884526a968f50d9f030859d783fa94242cbaa05a82fd378bc61acf3cc43aaf6b898b0584190a075a3545c08518835579272cd6cea69c73c4cffdafed

        • C:\Windows\SysWOW64\anaafipkknttodc.exe

          Filesize

          246KB

          MD5

          465365eafe185c2d7a7c3d4fbbd788c8

          SHA1

          3b36e5c5c14ef0579557abb42b95e98d1ef55564

          SHA256

          79f05a4a2ffe3116e476cc366c210edc26b5fd0a994f6cb6c27d9456da2e0e53

          SHA512

          a5c1f39b1b8d093837bdce47305affb24b85039dcdc0701d8143a3ea20e1fdf6bab3795603cb0e22ddb3f9f261693879b6956ccb1af967e7ba0c8a4340004d87

        • C:\Windows\SysWOW64\anaafipkknttodc.exe

          Filesize

          512KB

          MD5

          1348a2126a79dd9b1d3945aa2812578a

          SHA1

          45715dc9c4f867cc0ec6a7ceab49df99e4a1634e

          SHA256

          ba85d08bcee85b0a8621fbbf172fe8f580264cae44fa5188ac088c5be939c0a3

          SHA512

          e55da2335a91215290d17761708cba4f9fb6b0bbce057cc05f0b99828a711c68a666322eb9a75a1707061f6453f033495ff605d81a0484fe4b02b70df04e111c

        • C:\Windows\SysWOW64\bipsgegipo.exe

          Filesize

          249KB

          MD5

          3a1bb6d93383ebe9bc0480acbe4a2674

          SHA1

          221e96bd3adc975c56d4e2112a70944cf5df8421

          SHA256

          a79cdc5739bbc10a92a13d2cd9d6117d091d1a7a64b1324b8ad5d315d2566800

          SHA512

          bc590e75b2045b8bc8a511ae860a8195b9fa1c7541849de5297b79fd614073659110264fa91c2b52bd67127b287755dbe4235478a7bf3a8530e1c9890979d1f9

        • C:\Windows\SysWOW64\bipsgegipo.exe

          Filesize

          281KB

          MD5

          4a688c7331ba7a951ec5baf631316758

          SHA1

          99305a785a9435f620cb9362d488faf5a7e25466

          SHA256

          7247b1240c0614857d1d034a1c4050fc07021dc678f8f3f79c7a94e52e7d9340

          SHA512

          8cbd02a79e6e7d457572137f8a7af4208b13123850414e8d31bf7854aef045f081c45a6528579f64991a99d57255355cc908603aa2a099c86eaecbcb7d09674a

        • C:\Windows\SysWOW64\cjtgnxlj.exe

          Filesize

          169KB

          MD5

          9da4c79085feb181e3cb99b36b3dab92

          SHA1

          e41c3edf95fb5dcbe8c83f10b71bb215e8881c72

          SHA256

          f2eeb33ed2c9bfe08fdf091ef01bb107b39d33aff39b1ceebc1d0932de036912

          SHA512

          72b8771398358fca9b7585630c8efb5d8d53e48eaa39323cb644d3160786cce882661cb6b6d5d04daa764afa61f6be85111fa5e337d63c5b205c565998535f88

        • C:\Windows\SysWOW64\cjtgnxlj.exe

          Filesize

          191KB

          MD5

          816aa364fec76856c546bdec2670b75a

          SHA1

          9dfa3b8d1c1fcdb3c11b3fd9119c7a54a67293b4

          SHA256

          252f9372ef612d850bb069c5bd03a3b7d60222431173362b56fa5bfa0ad3bd7a

          SHA512

          4581ec4a48548acd7de1a45be96e67cb756f6cf0b05106ffc0cbfc614943bd8c588c1a5668612929050e8edefa4d845e8d9cacffb886091e498313dfd4a727b9

        • C:\Windows\SysWOW64\cjtgnxlj.exe

          Filesize

          512KB

          MD5

          e1b87ee7810440f44c1f8bb0a8c1ab9d

          SHA1

          2d02c2fbb01ec4fd9ac0beebe1108e9492a38455

          SHA256

          0c0d90e51919d2df6870ca611e86b0ce952d9df30c1b12e35cc7f52fbb74807f

          SHA512

          d8fded04605f25cc58fecb1a47048b862801261107e9d42a8f6af3af46265eb9572931cf2bcb494a40e75c39435a5d43bb89389d8188a91483cb9646bc20d9ac

        • C:\Windows\SysWOW64\psfvshojxokop.exe

          Filesize

          132KB

          MD5

          05c3b357d4a733d774fa30649d24b9b2

          SHA1

          4a60bd4fbad78a8ee3d6127dec5a551b6dea942b

          SHA256

          47ad2eb52f9e24ec48f1a43454de1d4422311d5e290bc8915746d167d0d8cd89

          SHA512

          0b82fcc9b2e54a6c88fd221c03be3c4591e98bf194aae7634bd8cc2b1b47d834eea9265b29d2c92cb23c0eefbd5da5c98716a0bb10bae0c0278e6c4f3fc6cc24

        • C:\Windows\SysWOW64\psfvshojxokop.exe

          Filesize

          167KB

          MD5

          16daddf2ffd6667a82fcce36aeab72db

          SHA1

          0341c9c791ec39d5703b4e7b44a924a956457881

          SHA256

          afb978072ed3c6760384e861428a388b9e4b7cc428af219186e25bd066a9a39d

          SHA512

          637032ff9ed5e401d76342a40a222b7acc5c28dc8cb8be203656e656217393efdd2535bbd65d7b94a4082593827cfaa3b39c360ae43c40eb3d0729b32ca9f806

        • C:\Windows\mydoc.rtf

          Filesize

          223B

          MD5

          06604e5941c126e2e7be02c5cd9f62ec

          SHA1

          4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

          SHA256

          85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

          SHA512

          803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

        • \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe

          Filesize

          512KB

          MD5

          05405ad514e2263cfcd1ff25e1f75d2b

          SHA1

          ce80cbab2f31c45e0a375a3190ee1bda2313b7f6

          SHA256

          b4159e59d006dd78e3616efb18eec26bafef704ebd7ff77c6c1b8c90433faaf7

          SHA512

          e34c00a406c38976e51c829ede4b9b4da7928195bad5a4f076b4f3acd0048a5c40133529b7eede7f8291d0dc0b668487e356961334d1615ef8255de7443db524

        • \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe

          Filesize

          512KB

          MD5

          5dc568d7514bf8302ce8ddf86955b743

          SHA1

          ff2694db01054b0adf988705047cb2fa4d67803f

          SHA256

          87b24174690ba07f8559d653f19d41d07be61af0dc4aaa5598bdfbc87c6f58ea

          SHA512

          12aafc749bc4b4ff1761d79b89520e79ca4307ae2a12aaf8222992b8119b79cb9e77ba77d45929a29ffc09ed01e403f9b8c277effbb0e567dc08698bbd2845bc

        • memory/688-47-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-37-0x00007FF844690000-0x00007FF8446A0000-memory.dmp

          Filesize

          64KB

        • memory/688-46-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-39-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-50-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-152-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-51-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-52-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-53-0x00007FF842090000-0x00007FF8420A0000-memory.dmp

          Filesize

          64KB

        • memory/688-54-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-55-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-56-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-58-0x00007FF842090000-0x00007FF8420A0000-memory.dmp

          Filesize

          64KB

        • memory/688-57-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-44-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-45-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-38-0x00007FF844690000-0x00007FF8446A0000-memory.dmp

          Filesize

          64KB

        • memory/688-35-0x00007FF844690000-0x00007FF8446A0000-memory.dmp

          Filesize

          64KB

        • memory/688-36-0x00007FF844690000-0x00007FF8446A0000-memory.dmp

          Filesize

          64KB

        • memory/688-43-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-42-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-41-0x00007FF844690000-0x00007FF8446A0000-memory.dmp

          Filesize

          64KB

        • memory/688-40-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-126-0x00007FF884610000-0x00007FF884805000-memory.dmp

          Filesize

          2.0MB

        • memory/688-148-0x00007FF844690000-0x00007FF8446A0000-memory.dmp

          Filesize

          64KB

        • memory/688-149-0x00007FF844690000-0x00007FF8446A0000-memory.dmp

          Filesize

          64KB

        • memory/688-150-0x00007FF844690000-0x00007FF8446A0000-memory.dmp

          Filesize

          64KB

        • memory/688-151-0x00007FF844690000-0x00007FF8446A0000-memory.dmp

          Filesize

          64KB

        • memory/1720-0-0x0000000000400000-0x0000000000496000-memory.dmp

          Filesize

          600KB