Analysis

  • max time kernel
    302s
  • max time network
    170s
  • platform
    windows7_x64
  • resource
    win7-20230220-es
  • resource tags

    arch:x64arch:x86image:win7-20230220-eslocale:es-esos:windows7-x64systemwindows
  • submitted
    02/03/2023, 20:38

General

  • Target

    Id-40340917 101603.exe

  • Size

    471.2MB

  • MD5

    5d03b9fdabd58ff54b9b336103a7c784

  • SHA1

    503c20c5f1f6eb82cbd09528a6c5721d57773f73

  • SHA256

    af311e1519425d00402a15361e996408a304cb43c6785f6c047fe96cea47c80b

  • SHA512

    7e1bdbf0036fada169630e9b647b0bd4c5b576a1207715ce7b0e360721d4da490da5d74842565a7861c0576b897522f2d2b56552be9283d79e0813c7365a31ce

  • SSDEEP

    24576:1EuOaPhW+GpDl3ulAyjmJl72R5JtjPM+wBTpy:IkhksA7YNM+WTpy

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 12 IoCs
  • Maps connected drives based on registry 3 TTPs 6 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Modifies system certificate store 2 TTPs 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Id-40340917 101603.exe
    "C:\Users\Admin\AppData\Local\Temp\Id-40340917 101603.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:1000
    • C:\Users\Admin\UpOneLevel\DropBoxExe.exe
      "C:\Users\Admin\UpOneLevel\DropBoxExe.exe" -lang rus
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Maps connected drives based on registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:780
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /create /xml "C:\Users\Admin\AppData\Local\Temp\settings.xml" /tn "reflateN"
        3⤵
        • Creates scheduled task(s)
        PID:280
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {69AB459A-9220-44F6-B7C5-2E0C9A7B3771} S-1-5-21-1283023626-844874658-3193756055-1000:THEQWNRW\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1452
    • C:\Users\Admin\UpOneLevel\DropBoxExe.exe
      C:\Users\Admin\UpOneLevel\DropBoxExe.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Maps connected drives based on registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:1804

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          61KB

          MD5

          e71c8443ae0bc2e282c73faead0a6dd3

          SHA1

          0c110c1b01e68edfacaeae64781a37b1995fa94b

          SHA256

          95b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72

          SHA512

          b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6

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

          Filesize

          342B

          MD5

          5a8966b578b20f6de0a0dd03211aa4a8

          SHA1

          805ee2ef53b4e87f6a9d85d5fcf88eef80337538

          SHA256

          39a24c057e7207d4650caae7357e0252396558a0bea019f05b2f8f40aa295762

          SHA512

          986d9428da6d7b2ed957917d2540fa50c1a57b72ac2c0c785a5294ce0b4972b113e4db5834171428ec1993bcd1b56789df486587eb71ca65c8b05515ad95bef4

        • C:\Users\Admin\AppData\Local\Temp\Tar52BA.tmp

          Filesize

          161KB

          MD5

          be2bec6e8c5653136d3e72fe53c98aa3

          SHA1

          a8182d6db17c14671c3d5766c72e58d87c0810de

          SHA256

          1919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd

          SHA512

          0d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff

        • C:\Users\Admin\AppData\Local\Temp\settings.xml

          Filesize

          1KB

          MD5

          cf606ce80b19736d5a8073cde01820ca

          SHA1

          8a0c6e83499de025844be7d187c3a5e060bca4c2

          SHA256

          9ab8fb61248303dc8fc5b71f59672ec2c6f9d0cc70b6437f3bedc97705a11736

          SHA512

          d193efb6e8326815b137d789f884ddc4a9489d853ccc230ee9bb64ec763fbfc435b31b9b56a224c5f8f2387759341cf4506769ebbacf1b020869bb803cf76e89

        • C:\Users\Admin\Downloads\SSchophunter.sys

          Filesize

          29.1MB

          MD5

          d04da707b78fd629b0760220cd85a97b

          SHA1

          2f6219fdd1b184bdd82c4887968696960541539f

          SHA256

          4d74c1f2baf980090e4970ff334f6dc2bd643339ed6a8bbdc61feaef7d7968e7

          SHA512

          088dc1d1e5bf181eea8692e7a05037fa9c9e5bf4c5312ac484d62bde792ccd148ff62a888983ea33034315a9b50e173df1e4e270617051c40af95c2fce857545

        • C:\Users\Admin\UpOneLevel\Common.dll

          Filesize

          897KB

          MD5

          40fd316520f0573077aacb60aff0fbc6

          SHA1

          4b1e23ba91a049fdc4c97caebc57cac15cb3e9b0

          SHA256

          0d757ca61be427e699d570364fdd5ec6f5fbeb7654dc67b34bb4b46c69466de5

          SHA512

          c5cad12ed7b9fc4b6af099a973438e07c0a994084cad893d34eadcc186559560d728a663054c9cfc49864fa52f88d38428088baae853fd887169be46bee8524c

        • C:\Users\Admin\UpOneLevel\DropBoxExe.exe

          Filesize

          394KB

          MD5

          307b6e3b6b84bb4672e801e60abf365f

          SHA1

          15d9e7886d928bea2d87af566f91d2208c1e2e9c

          SHA256

          57fc7477b265411a1466c709767629b9c0cf8b69bd989019bfaf1509e725e7fe

          SHA512

          ad8ced527c9caced86af8326fe8026ab93a5060a7139105c3746413448fbd16d8786ba49cc9c78bc83b38b6771f265434697d81021e145ba38edadb797f6cee9

        • C:\Users\Admin\UpOneLevel\DropBoxExe.exe

          Filesize

          394KB

          MD5

          307b6e3b6b84bb4672e801e60abf365f

          SHA1

          15d9e7886d928bea2d87af566f91d2208c1e2e9c

          SHA256

          57fc7477b265411a1466c709767629b9c0cf8b69bd989019bfaf1509e725e7fe

          SHA512

          ad8ced527c9caced86af8326fe8026ab93a5060a7139105c3746413448fbd16d8786ba49cc9c78bc83b38b6771f265434697d81021e145ba38edadb797f6cee9

        • C:\Users\Admin\UpOneLevel\DropBoxExe.exe

          Filesize

          394KB

          MD5

          307b6e3b6b84bb4672e801e60abf365f

          SHA1

          15d9e7886d928bea2d87af566f91d2208c1e2e9c

          SHA256

          57fc7477b265411a1466c709767629b9c0cf8b69bd989019bfaf1509e725e7fe

          SHA512

          ad8ced527c9caced86af8326fe8026ab93a5060a7139105c3746413448fbd16d8786ba49cc9c78bc83b38b6771f265434697d81021e145ba38edadb797f6cee9

        • C:\Users\Admin\UpOneLevel\DropBoxExe.exe

          Filesize

          394KB

          MD5

          307b6e3b6b84bb4672e801e60abf365f

          SHA1

          15d9e7886d928bea2d87af566f91d2208c1e2e9c

          SHA256

          57fc7477b265411a1466c709767629b9c0cf8b69bd989019bfaf1509e725e7fe

          SHA512

          ad8ced527c9caced86af8326fe8026ab93a5060a7139105c3746413448fbd16d8786ba49cc9c78bc83b38b6771f265434697d81021e145ba38edadb797f6cee9

        • C:\Users\Admin\UpOneLevel\OSSL.md

          Filesize

          15.6MB

          MD5

          9131ebd48be11209eeb7c44e2c89a0c7

          SHA1

          ca9b8929829ccd1385ae91ebbdf950edca5cdf01

          SHA256

          1118dbdca0f0f604025caaf9c38b621a88f65573954946e0cff125cfc66e810a

          SHA512

          c29565be4eaa35a2b80fb7902cd90727a0b8f82428af3fca61712b6131253aca25c661783b26f1d977167147db48b3afee85ad6e71b3c0c5de59bc5263ead9f1

        • C:\Users\Admin\UpOneLevel\StarBurn.dll

          Filesize

          573KB

          MD5

          e86403ff6f01f2b50b9f95d8e536fbf1

          SHA1

          0546658f5e4ac1c0b8035dc9da5f0e389e79e38f

          SHA256

          34d51ea931e6b9de88b55f3d9f6921fbddaa40acb888e692f66f7e77c2b6f676

          SHA512

          4c8ffa89c8f40b9749db013a937cc6067c46e8698ff9dbadb9371ebe792d664e08e46e26d33e0833fdd037a947eed2683d1f51d619f8dd28d7f118345d6f308f

        • C:\Users\Admin\UpOneLevel\StuffItConnect

          Filesize

          132B

          MD5

          f27517d8b718954a6aa349303da531c3

          SHA1

          45ee56deb2e711f0a48729c7f3e9f5e3fd97c39c

          SHA256

          c3e34cd586c964711a00b0657434793e34f484e68d9986e6a3b9ec3a498668b2

          SHA512

          b3a7fc65fc32e8327ff73400b0c72e11213b4a4d5d27fa09a72e0f5c71921566c82e0c0332261ef444dfbe449177512958e6bdd921448a35c1222d3e5b0b2c94

        • C:\Users\Admin\UpOneLevel\StuffItConnect.dll

          Filesize

          81KB

          MD5

          9f499cb83be4c828383e70b8b94a6479

          SHA1

          915a055b761e713d144edc7b7b94d8783f28d485

          SHA256

          a059228a9c6e656877adbb8d764523a02634ec8c95a8057c059b414e2a4c14e1

          SHA512

          4b6849f7e2f094f2d208f3dad823a86288970d500a827d31addd6eb81674d2e6be6ad1e75e488ad9b61c08db5d9351188e00d09363fc695e2f8534746a6bbbcc

        • C:\Users\Admin\UpOneLevel\StuffItEngine.dll

          Filesize

          482.5MB

          MD5

          46eacd2a725f9013b7659cfb6dfcab52

          SHA1

          e276d2b408ed17b68bd05436118a72190e0ea8d9

          SHA256

          3294f58b5a0dce027830373186c72a2ba3c258200f603c5f416b8490f4e0a68f

          SHA512

          c5e3b2d329d7fe60000f5c2ab9774b5d7d5d25b6d3fd14a3191649b6f7e38b258b4e66ae0c206f07b8dca174a4e668ae9731e10d7db1ad250b5c8c91064edd03

        • \Users\Admin\UpOneLevel\Common.dll

          Filesize

          897KB

          MD5

          40fd316520f0573077aacb60aff0fbc6

          SHA1

          4b1e23ba91a049fdc4c97caebc57cac15cb3e9b0

          SHA256

          0d757ca61be427e699d570364fdd5ec6f5fbeb7654dc67b34bb4b46c69466de5

          SHA512

          c5cad12ed7b9fc4b6af099a973438e07c0a994084cad893d34eadcc186559560d728a663054c9cfc49864fa52f88d38428088baae853fd887169be46bee8524c

        • \Users\Admin\UpOneLevel\Common.dll

          Filesize

          897KB

          MD5

          40fd316520f0573077aacb60aff0fbc6

          SHA1

          4b1e23ba91a049fdc4c97caebc57cac15cb3e9b0

          SHA256

          0d757ca61be427e699d570364fdd5ec6f5fbeb7654dc67b34bb4b46c69466de5

          SHA512

          c5cad12ed7b9fc4b6af099a973438e07c0a994084cad893d34eadcc186559560d728a663054c9cfc49864fa52f88d38428088baae853fd887169be46bee8524c

        • \Users\Admin\UpOneLevel\DropBoxExe.exe

          Filesize

          394KB

          MD5

          307b6e3b6b84bb4672e801e60abf365f

          SHA1

          15d9e7886d928bea2d87af566f91d2208c1e2e9c

          SHA256

          57fc7477b265411a1466c709767629b9c0cf8b69bd989019bfaf1509e725e7fe

          SHA512

          ad8ced527c9caced86af8326fe8026ab93a5060a7139105c3746413448fbd16d8786ba49cc9c78bc83b38b6771f265434697d81021e145ba38edadb797f6cee9

        • \Users\Admin\UpOneLevel\DropBoxExe.exe

          Filesize

          394KB

          MD5

          307b6e3b6b84bb4672e801e60abf365f

          SHA1

          15d9e7886d928bea2d87af566f91d2208c1e2e9c

          SHA256

          57fc7477b265411a1466c709767629b9c0cf8b69bd989019bfaf1509e725e7fe

          SHA512

          ad8ced527c9caced86af8326fe8026ab93a5060a7139105c3746413448fbd16d8786ba49cc9c78bc83b38b6771f265434697d81021e145ba38edadb797f6cee9

        • \Users\Admin\UpOneLevel\DropBoxExe.exe

          Filesize

          394KB

          MD5

          307b6e3b6b84bb4672e801e60abf365f

          SHA1

          15d9e7886d928bea2d87af566f91d2208c1e2e9c

          SHA256

          57fc7477b265411a1466c709767629b9c0cf8b69bd989019bfaf1509e725e7fe

          SHA512

          ad8ced527c9caced86af8326fe8026ab93a5060a7139105c3746413448fbd16d8786ba49cc9c78bc83b38b6771f265434697d81021e145ba38edadb797f6cee9

        • \Users\Admin\UpOneLevel\DropBoxExe.exe

          Filesize

          394KB

          MD5

          307b6e3b6b84bb4672e801e60abf365f

          SHA1

          15d9e7886d928bea2d87af566f91d2208c1e2e9c

          SHA256

          57fc7477b265411a1466c709767629b9c0cf8b69bd989019bfaf1509e725e7fe

          SHA512

          ad8ced527c9caced86af8326fe8026ab93a5060a7139105c3746413448fbd16d8786ba49cc9c78bc83b38b6771f265434697d81021e145ba38edadb797f6cee9

        • \Users\Admin\UpOneLevel\StarBurn.dll

          Filesize

          573KB

          MD5

          e86403ff6f01f2b50b9f95d8e536fbf1

          SHA1

          0546658f5e4ac1c0b8035dc9da5f0e389e79e38f

          SHA256

          34d51ea931e6b9de88b55f3d9f6921fbddaa40acb888e692f66f7e77c2b6f676

          SHA512

          4c8ffa89c8f40b9749db013a937cc6067c46e8698ff9dbadb9371ebe792d664e08e46e26d33e0833fdd037a947eed2683d1f51d619f8dd28d7f118345d6f308f

        • \Users\Admin\UpOneLevel\StarBurn.dll

          Filesize

          573KB

          MD5

          e86403ff6f01f2b50b9f95d8e536fbf1

          SHA1

          0546658f5e4ac1c0b8035dc9da5f0e389e79e38f

          SHA256

          34d51ea931e6b9de88b55f3d9f6921fbddaa40acb888e692f66f7e77c2b6f676

          SHA512

          4c8ffa89c8f40b9749db013a937cc6067c46e8698ff9dbadb9371ebe792d664e08e46e26d33e0833fdd037a947eed2683d1f51d619f8dd28d7f118345d6f308f

        • \Users\Admin\UpOneLevel\StuffItConnect.dll

          Filesize

          81KB

          MD5

          9f499cb83be4c828383e70b8b94a6479

          SHA1

          915a055b761e713d144edc7b7b94d8783f28d485

          SHA256

          a059228a9c6e656877adbb8d764523a02634ec8c95a8057c059b414e2a4c14e1

          SHA512

          4b6849f7e2f094f2d208f3dad823a86288970d500a827d31addd6eb81674d2e6be6ad1e75e488ad9b61c08db5d9351188e00d09363fc695e2f8534746a6bbbcc

        • \Users\Admin\UpOneLevel\StuffItConnect.dll

          Filesize

          81KB

          MD5

          9f499cb83be4c828383e70b8b94a6479

          SHA1

          915a055b761e713d144edc7b7b94d8783f28d485

          SHA256

          a059228a9c6e656877adbb8d764523a02634ec8c95a8057c059b414e2a4c14e1

          SHA512

          4b6849f7e2f094f2d208f3dad823a86288970d500a827d31addd6eb81674d2e6be6ad1e75e488ad9b61c08db5d9351188e00d09363fc695e2f8534746a6bbbcc

        • \Users\Admin\UpOneLevel\StuffItEngine.dll

          Filesize

          482.5MB

          MD5

          46eacd2a725f9013b7659cfb6dfcab52

          SHA1

          e276d2b408ed17b68bd05436118a72190e0ea8d9

          SHA256

          3294f58b5a0dce027830373186c72a2ba3c258200f603c5f416b8490f4e0a68f

          SHA512

          c5e3b2d329d7fe60000f5c2ab9774b5d7d5d25b6d3fd14a3191649b6f7e38b258b4e66ae0c206f07b8dca174a4e668ae9731e10d7db1ad250b5c8c91064edd03

        • \Users\Admin\UpOneLevel\StuffItEngine.dll

          Filesize

          482.5MB

          MD5

          46eacd2a725f9013b7659cfb6dfcab52

          SHA1

          e276d2b408ed17b68bd05436118a72190e0ea8d9

          SHA256

          3294f58b5a0dce027830373186c72a2ba3c258200f603c5f416b8490f4e0a68f

          SHA512

          c5e3b2d329d7fe60000f5c2ab9774b5d7d5d25b6d3fd14a3191649b6f7e38b258b4e66ae0c206f07b8dca174a4e668ae9731e10d7db1ad250b5c8c91064edd03

        • memory/780-320-0x0000000000560000-0x0000000000561000-memory.dmp

          Filesize

          4KB

        • memory/780-325-0x00000000006C0000-0x0000000001260000-memory.dmp

          Filesize

          11.6MB

        • memory/780-317-0x00000000006C0000-0x0000000001260000-memory.dmp

          Filesize

          11.6MB

        • memory/780-318-0x0000000000560000-0x0000000000561000-memory.dmp

          Filesize

          4KB

        • memory/780-319-0x00000000006C0000-0x0000000001260000-memory.dmp

          Filesize

          11.6MB

        • memory/780-306-0x0000000003A20000-0x0000000004756000-memory.dmp

          Filesize

          13.2MB

        • memory/780-321-0x00000000006C0000-0x0000000001260000-memory.dmp

          Filesize

          11.6MB

        • memory/780-303-0x00000000006C0000-0x0000000001260000-memory.dmp

          Filesize

          11.6MB

        • memory/780-324-0x00000000006C0000-0x0000000001260000-memory.dmp

          Filesize

          11.6MB

        • memory/780-316-0x00000000006C0000-0x0000000001260000-memory.dmp

          Filesize

          11.6MB

        • memory/780-301-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

          Filesize

          3.8MB

        • memory/780-329-0x00000000006C0000-0x0000000001260000-memory.dmp

          Filesize

          11.6MB

        • memory/780-330-0x00000000006C0000-0x0000000001260000-memory.dmp

          Filesize

          11.6MB

        • memory/780-300-0x00000000006C0000-0x0000000001260000-memory.dmp

          Filesize

          11.6MB

        • memory/780-297-0x0000000000230000-0x00000000002D2000-memory.dmp

          Filesize

          648KB

        • memory/1000-293-0x0000000000400000-0x000000000057B000-memory.dmp

          Filesize

          1.5MB

        • memory/1000-198-0x0000000000400000-0x000000000057B000-memory.dmp

          Filesize

          1.5MB

        • memory/1000-276-0x0000000000400000-0x000000000057B000-memory.dmp

          Filesize

          1.5MB

        • memory/1804-338-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

          Filesize

          3.8MB

        • memory/1804-359-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB

        • memory/1804-340-0x0000000003A10000-0x0000000004746000-memory.dmp

          Filesize

          13.2MB

        • memory/1804-350-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB

        • memory/1804-351-0x00000000003E0000-0x00000000003E1000-memory.dmp

          Filesize

          4KB

        • memory/1804-352-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB

        • memory/1804-353-0x000000007EBD0000-0x000000007EFA1000-memory.dmp

          Filesize

          3.8MB

        • memory/1804-354-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB

        • memory/1804-355-0x00000000003E0000-0x00000000003E1000-memory.dmp

          Filesize

          4KB

        • memory/1804-356-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB

        • memory/1804-358-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB

        • memory/1804-336-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB

        • memory/1804-360-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB

        • memory/1804-361-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB

        • memory/1804-362-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB

        • memory/1804-363-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB

        • memory/1804-364-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB

        • memory/1804-366-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB

        • memory/1804-368-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB

        • memory/1804-370-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB

        • memory/1804-371-0x00000000009B0000-0x0000000001550000-memory.dmp

          Filesize

          11.6MB