Analysis

  • max time kernel
    111s
  • max time network
    115s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    10-11-2024 03:12

General

  • Target

    6446f955eb7c917f85ffb6790b67bc4c83f4763ad700903ce915611c623e8568N.exe

  • Size

    3.7MB

  • MD5

    3cea22976fdd297f9465f3925fba0a40

  • SHA1

    9ecf0b76adc37ed42b2fb1f7bf0869fe872a8693

  • SHA256

    6446f955eb7c917f85ffb6790b67bc4c83f4763ad700903ce915611c623e8568

  • SHA512

    f3583c25cfe2de8f0e7f502d8aa47a2f3e12cd83d875c759d51ce74066977c03a0859f813f03c6fec1259eddbfb44a09d5ca00345425ed43dd820f3666e4e4cf

  • SSDEEP

    98304:PDFWG1bqjvcLIsoh5GbmkNC3dv2tthJ2/Ev6l3K:P7svcsImkN4chYECla

Malware Config

Signatures

  • Detect Neshta payload 3 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6446f955eb7c917f85ffb6790b67bc4c83f4763ad700903ce915611c623e8568N.exe
    "C:\Users\Admin\AppData\Local\Temp\6446f955eb7c917f85ffb6790b67bc4c83f4763ad700903ce915611c623e8568N.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3004
    • C:\Users\Admin\AppData\Local\Temp\3582-490\6446f955eb7c917f85ffb6790b67bc4c83f4763ad700903ce915611c623e8568N.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\6446f955eb7c917f85ffb6790b67bc4c83f4763ad700903ce915611c623e8568N.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious use of WriteProcessMemory
      PID:2676
      • C:\Users\Admin\AppData\Local\Temp\3582-490\6446f955eb7c917f85ffb6790b67bc4c83f4763ad700903ce915611c623e8568N.exe
        "C:\Users\Admin\AppData\Local\Temp\3582-490\6446f955eb7c917f85ffb6790b67bc4c83f4763ad700903ce915611c623e8568N.exe" --local-service
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:2580
      • C:\Users\Admin\AppData\Local\Temp\3582-490\6446f955eb7c917f85ffb6790b67bc4c83f4763ad700903ce915611c623e8568N.exe
        "C:\Users\Admin\AppData\Local\Temp\3582-490\6446f955eb7c917f85ffb6790b67bc4c83f4763ad700903ce915611c623e8568N.exe" --local-control
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:1656

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

    Filesize

    547KB

    MD5

    cf6c595d3e5e9667667af096762fd9c4

    SHA1

    9bb44da8d7f6457099cb56e4f7d1026963dce7ce

    SHA256

    593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

    SHA512

    ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

  • C:\Users\Admin\AppData\Roaming\AnyDesk\ad.trace

    Filesize

    7KB

    MD5

    46840b437a071c63bdaf7da48bb13fcd

    SHA1

    ca6c710604f48114d8a72333e88fc743a69e8b2e

    SHA256

    bd2cb08764bc037346629c88a0f485aded6cafff83ab8442a8ad03d09a403024

    SHA512

    6c69002ae9cf1c26e690c5c01f82dfb412f9f76c64a5fa570190400e3a65fab3c595cecf7b4de45e2f2dfbf46b5d1ca582e04aee1a3738cff2ecfc034da7a192

  • C:\Users\Admin\AppData\Roaming\AnyDesk\service.conf

    Filesize

    2KB

    MD5

    095a405ebe6ea50f700dda491af0276a

    SHA1

    d166c60339d01069ce98aa4854dd9fc79f0d871e

    SHA256

    6ca5eaaec419cd0594b8eb493a6bc13540d4376afb8d92ebf93efc2d84d4d7ce

    SHA512

    b6e48726e5ba61c8999bd33c7b8b6e79d1274567298912910ab0d11d33ae7721e837c7b5e42d7051c913d9433283a08e7f28987d873e7948bfc4937df7ab0e9b

  • C:\Users\Admin\AppData\Roaming\AnyDesk\system.conf

    Filesize

    395B

    MD5

    78641ba05003021d959abe76602e2140

    SHA1

    334a347ee35c787074804d86424b13540dac0e03

    SHA256

    9c7ee4aa07f41e30293ab9d1ca1deede8f82161e72e8b3a963a336bacd59505f

    SHA512

    208e4c0e3f8ac0e0c6660e024358e91df16f23db71a0c961be0c681d27b4bd508e6279dfed11888ad3af6f3de392d9f6c40b126e7fbe0495b684c938ac4fa6b3

  • C:\Users\Admin\AppData\Roaming\AnyDesk\system.conf

    Filesize

    651B

    MD5

    fc202ba3f16d596704c6ea57018a723e

    SHA1

    970662a69c079c808269136bd6eb9d3aed7fa78a

    SHA256

    32c42eb2ec4f1bea8e47f7b4f447942317c3ddddc1629f7b10eb8c476310fbc8

    SHA512

    cf8d943950e1b6256188bc487425da7573f7ca8f9c8f7e5c267d0294558dc76ea4c0f5d10c14bd2860572e3e954bb1b944f471ccda99fefab2a4068ea8ba4148

  • C:\Users\Admin\AppData\Roaming\AnyDesk\system.conf

    Filesize

    708B

    MD5

    209d7a9d91e39a4cde909b4724e53aeb

    SHA1

    15abd1b1ca00be44c07af534f70022c5873addc2

    SHA256

    310c06cd197456fa74f2c8f4f4c914e897cb232ebabe4d3dc5c689e30d410c68

    SHA512

    75f3518e086c133295046648a91255d545fb7ae0e14ae2fbe86623047883d1e9fdf425c5880d63b8cdf35d52b2d05ecad94fbb2e4b9c954e9a418f94e0a5c8db

  • C:\Users\Admin\AppData\Roaming\AnyDesk\system.conf

    Filesize

    395B

    MD5

    ea8e5e5d44bb7ce5a75bb4c47024bc7c

    SHA1

    9d4fde07c89a3f2cef4e7a45f6350e8f5990d3d5

    SHA256

    31c593d6f6295cd98c99cfed5740d9d1088ce0eca08678590157ae1b889ba555

    SHA512

    11e0a88f8cffdd576047bc21d162c2473beac77da48d619042b072c2653cf882bc64a27e1221f6c42ae7944c41b7ce3ec2ea319ae928ee3813e8fc84f9a8cda2

  • C:\Users\Admin\AppData\Roaming\AnyDesk\user.conf

    Filesize

    1KB

    MD5

    804bb51ebe8b465f1874795d0e279dca

    SHA1

    7ae0a72220d0ea0fd50143a1d4ad96b0b967fe74

    SHA256

    8682d42f5275d9f010ef3d9100e93850e17bde850899636a90fa5031df44d06e

    SHA512

    74e0c20c56231b60e7afba9786c6dc4075cdd554dc6e72c9aaf121bf9af770b88b3f9d43da3f8a543015c61c6b6c280af03e72f391e465225565aaefcfa18410

  • C:\Users\Admin\AppData\Roaming\AnyDesk\user.conf

    Filesize

    1KB

    MD5

    44bab2d54d554446a29cfd6338a06274

    SHA1

    2c94ace561bdade72a7c650c89c716d29f5e20dd

    SHA256

    cdfac22d185b14fd6c1a69128cd8c98b1e021c026d7b0c87bcfc0f4281f26ada

    SHA512

    e932a0ad8fe4663070afdbd265487a7d9df2c7b0f716474c70053be6559377899b8138ff7af506e12b3f7664f0d578cfdeff3cadb70839ed08bb8389235c340a

  • C:\Users\Admin\AppData\Roaming\AnyDesk\user.conf

    Filesize

    1KB

    MD5

    8287eafe7d4887ac2ef8d45a9cddfcdc

    SHA1

    ae3b7d97203974a29fd4bda723f9afb40920fbfb

    SHA256

    4c2f93e4fa802ba4dd9f06266bddd085f6db04c6d57ebf278565f74501ecb1e0

    SHA512

    5872ab5c95da26c33f46a606d53bc5752e985feaccb56049d77bad1f8c014ae23f4d317a6599a06557e6c3d77dd36586ad19befaa4ba311e87ad96eaa7667ea8

  • C:\Users\Admin\AppData\Roaming\AnyDesk\user.conf

    Filesize

    1KB

    MD5

    17c362caf739051826e02cb07c1a8ea8

    SHA1

    4d8546fa082c96a690786ecb945ac9f552f537ac

    SHA256

    7a51bd522d3a7332a68d3b89e0cc5b5386e5a9ce94ccd906f5eafc37ace7cfba

    SHA512

    c3a7424a475e1586b52780f759d04d3fd624e4dccae151f3d005866af73eb82bbc14d5c9f51b914bb7f9d03f1f5ba51e7987577fc7ce97bb9d00cc8b39e57331

  • C:\Users\Admin\AppData\Roaming\AnyDesk\user.conf

    Filesize

    1KB

    MD5

    4b15de3405e54890645090920347de18

    SHA1

    da5276e51f62637d1598fae6189fb2c91dae26b3

    SHA256

    cc2908d3df3ebcfe0226f5915b87dba6bbbe3e5f390571c71585aba9b62ae863

    SHA512

    da393d73c9f77f61c0e4213a5b4df976b7ba3d42b0656bba340dfb65dd5747a474d680bc2f400954ad43f7a8a7fe29866098f313c67492367fc554b092fd6792

  • C:\Users\Admin\AppData\Roaming\AnyDesk\user.conf

    Filesize

    1003B

    MD5

    f1c5c1af6b89adddd483dde8e2df2eb7

    SHA1

    da32f6430a962a55f9622fd7f6c7877cf865b428

    SHA256

    b290bcd117ef8c757c3439444fdd14f9db7f2e7203db141ce80729eea16de102

    SHA512

    cab4aac44cbf4c3d4eb03373013b4d11cd6fd30edfa8d0f62f1caaa3e64209720cf39914cff6b81c65456ecff0142d60016f286f762c926394151869482a2366

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\75fdacd8330bac18.customDestinations-ms

    Filesize

    4KB

    MD5

    ab24f2645aab86b6bad00705d282fbf2

    SHA1

    50cc7381a30a26f033cae3bd8469c9e7fabb9cfa

    SHA256

    208a0e541fcb685f5273637a7cad9b9e68bdb9ea2076dde0cd86ceab1b814f1f

    SHA512

    15add32dcca81d7f6f2794c39352b161bd0401ebd71ffb83f051cf06c13f462ae75c3d4d13447241157cf79aac697cb9dd6003a88bc8a14e1ac349449df98cf8

  • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • \Users\Admin\AppData\Local\Temp\3582-490\6446f955eb7c917f85ffb6790b67bc4c83f4763ad700903ce915611c623e8568N.exe

    Filesize

    3.7MB

    MD5

    1bc5890c9e7bf54b7712e344b0af9d04

    SHA1

    78c9302c7a387a8d158f38d501784be9b8b2716d

    SHA256

    af61905129f377f5934b3bbf787e8d2417901858bb028f40f02200e985ee62f6

    SHA512

    7113888a8439ae5af1b260c40229f7ebb98bdece52ebab0ce97137933af4e9777d92d68166dbcf87a95cf88615452cae7ecdf555b4785fffe63c5783dbcb595d

  • \Users\Admin\AppData\Local\Temp\3582-490\gcapi.dll

    Filesize

    385KB

    MD5

    1ce7d5a1566c8c449d0f6772a8c27900

    SHA1

    60854185f6338e1bfc7497fd41aa44c5c00d8f85

    SHA256

    73170761d6776c0debacfbbc61b6988cb8270a20174bf5c049768a264bb8ffaf

    SHA512

    7e3411be8614170ae91db1626c452997dc6db663d79130872a124af982ee1d457cefba00abd7f5269adce3052403be31238aecc3934c7379d224cb792d519753

  • memory/1656-50-0x00000000002E0000-0x000000000125D000-memory.dmp

    Filesize

    15.5MB

  • memory/1656-221-0x00000000002E0000-0x000000000125D000-memory.dmp

    Filesize

    15.5MB

  • memory/2580-38-0x00000000002E0000-0x000000000125D000-memory.dmp

    Filesize

    15.5MB

  • memory/2580-220-0x00000000002E0000-0x000000000125D000-memory.dmp

    Filesize

    15.5MB

  • memory/2676-14-0x00000000002E0000-0x000000000125D000-memory.dmp

    Filesize

    15.5MB

  • memory/2676-13-0x00000000002E4000-0x0000000000EBA000-memory.dmp

    Filesize

    11.8MB

  • memory/2676-11-0x00000000002E0000-0x000000000125D000-memory.dmp

    Filesize

    15.5MB

  • memory/2676-219-0x00000000002E4000-0x0000000000EBA000-memory.dmp

    Filesize

    11.8MB

  • memory/2676-218-0x00000000002E0000-0x000000000125D000-memory.dmp

    Filesize

    15.5MB

  • memory/3004-217-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3004-223-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB