Analysis

  • max time kernel
    149s
  • max time network
    95s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    19-04-2023 08:32

General

  • Target

    b25dba4c7c32d4c725e39a8a5156a87cad21802fa6e6d162a47e781c9f12aa4a.exe

  • Size

    965KB

  • MD5

    44f36ddeccbc7a1492208a534ecc1208

  • SHA1

    49df098087e5278f9218b96b7fe436fedf29c4c9

  • SHA256

    b25dba4c7c32d4c725e39a8a5156a87cad21802fa6e6d162a47e781c9f12aa4a

  • SHA512

    08b133430de2052c74dc829a04c70952e4980facdc3a55fc3f4525a2fcaab8bc26caa76d6b7c2241bc918dae950cd7bda5bab5d8c6801e4bef45bf9e3cb05bfb

  • SSDEEP

    24576:ry6l1JJz15OdDPDbypc3YHqNIZxkptvd:eaZh5bS3YHqgkptv

Malware Config

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 5 IoCs
  • Executes dropped EXE 6 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 2 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 9 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b25dba4c7c32d4c725e39a8a5156a87cad21802fa6e6d162a47e781c9f12aa4a.exe
    "C:\Users\Admin\AppData\Local\Temp\b25dba4c7c32d4c725e39a8a5156a87cad21802fa6e6d162a47e781c9f12aa4a.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3588
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un675091.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un675091.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4116
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un115607.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un115607.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:3940
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr524064.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr524064.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4824
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu572715.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu572715.exe
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2060
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk230490.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk230490.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4448
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si446180.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si446180.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of FindShellTrayWindow
      PID:3552
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3552 -s 644
        3⤵
        • Program crash
        PID:1820
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3552 -s 720
        3⤵
        • Program crash
        PID:3952
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3552 -s 852
        3⤵
        • Program crash
        PID:5100
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3552 -s 820
        3⤵
        • Program crash
        PID:4724
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3552 -s 884
        3⤵
        • Program crash
        PID:1408
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3552 -s 896
        3⤵
        • Program crash
        PID:2828
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3552 -s 1132
        3⤵
        • Program crash
        PID:4624
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3552 -s 1156
        3⤵
        • Program crash
        PID:4700
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3552 -s 1160
        3⤵
        • Program crash
        PID:1272

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si446180.exe

    Filesize

    256KB

    MD5

    abe9b300faa4221a678f46c0280b392a

    SHA1

    8b5de7c85692334f7de129e576cdeef8a3c85449

    SHA256

    6068aebb8a1c38840111632dc7fc212fc4bb80cfecdefccf56727023528bc959

    SHA512

    c61719ccc6c3035c5e9a46f98db20481d987915153b9c2e0ef29e6828c3eebceb14ca1899f60bcc2ba5687902607bcc5759eb6cf97ab3756aa2a06160ade3a6a

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si446180.exe

    Filesize

    256KB

    MD5

    abe9b300faa4221a678f46c0280b392a

    SHA1

    8b5de7c85692334f7de129e576cdeef8a3c85449

    SHA256

    6068aebb8a1c38840111632dc7fc212fc4bb80cfecdefccf56727023528bc959

    SHA512

    c61719ccc6c3035c5e9a46f98db20481d987915153b9c2e0ef29e6828c3eebceb14ca1899f60bcc2ba5687902607bcc5759eb6cf97ab3756aa2a06160ade3a6a

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un675091.exe

    Filesize

    705KB

    MD5

    d0fd4db8d351c0ead13a83e2c8a5f263

    SHA1

    d90919a1e168d3c2e9d9694904a5d4e967a24d64

    SHA256

    91428a50a3e7a3b233e0bba09be2fe11466d79f50a810faaed29ff1c7161accd

    SHA512

    27233f73f860573f9cdf4d05a91efabf44c4532b6fc4b2ffd74baf050e42688ab76fbc140574452e56330fe67ac4381f02e66be38fd149b28921cf1003830b97

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un675091.exe

    Filesize

    705KB

    MD5

    d0fd4db8d351c0ead13a83e2c8a5f263

    SHA1

    d90919a1e168d3c2e9d9694904a5d4e967a24d64

    SHA256

    91428a50a3e7a3b233e0bba09be2fe11466d79f50a810faaed29ff1c7161accd

    SHA512

    27233f73f860573f9cdf4d05a91efabf44c4532b6fc4b2ffd74baf050e42688ab76fbc140574452e56330fe67ac4381f02e66be38fd149b28921cf1003830b97

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk230490.exe

    Filesize

    136KB

    MD5

    86810f340795831f3c2bd147981be929

    SHA1

    573345e2c322720fa43f74d761ff1d48028f36c9

    SHA256

    d122c80c89eb529d8edb82af16a9ffd8bb187f391758fe80ac2e25db159a9139

    SHA512

    c50b8b6a424fc20c6a3009560cffc277c8dd99792c97f72bfb57d924efdc07341e87a96cb2556e90955fbab6bd59df2a8fc23f89866096658dc7530499becd9f

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk230490.exe

    Filesize

    136KB

    MD5

    86810f340795831f3c2bd147981be929

    SHA1

    573345e2c322720fa43f74d761ff1d48028f36c9

    SHA256

    d122c80c89eb529d8edb82af16a9ffd8bb187f391758fe80ac2e25db159a9139

    SHA512

    c50b8b6a424fc20c6a3009560cffc277c8dd99792c97f72bfb57d924efdc07341e87a96cb2556e90955fbab6bd59df2a8fc23f89866096658dc7530499becd9f

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un115607.exe

    Filesize

    551KB

    MD5

    ac1f4e2e3775e7e25e93a48fe347a8da

    SHA1

    3eaee87167dc34c30535945cec3ed4c9b3418853

    SHA256

    976b6d1fd71462eb214b985ca0c9383c310c272a37accfafbc6976ac842f0597

    SHA512

    3b6a2cd2c999dab197a808eac6445b79e4f4b1fe8112f5a51a8d16a568054782b2543466590d3cdab81a94c3871d742339c26ec4258045fd54822c1f244fc6ef

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un115607.exe

    Filesize

    551KB

    MD5

    ac1f4e2e3775e7e25e93a48fe347a8da

    SHA1

    3eaee87167dc34c30535945cec3ed4c9b3418853

    SHA256

    976b6d1fd71462eb214b985ca0c9383c310c272a37accfafbc6976ac842f0597

    SHA512

    3b6a2cd2c999dab197a808eac6445b79e4f4b1fe8112f5a51a8d16a568054782b2543466590d3cdab81a94c3871d742339c26ec4258045fd54822c1f244fc6ef

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr524064.exe

    Filesize

    277KB

    MD5

    75deaae8cf89bde73cb8e0a94afd704c

    SHA1

    4c796fe53acf652ead65db284a8699e0d42e7a2c

    SHA256

    3e47e5019683c3c6fe6ccc2a0d5e5d3e2dd57a01e9da7e0eae98b1d72ecd9159

    SHA512

    8cd3ed10a549551b4b1cf62ccb211f42dc91402593215722bb5accecff3edc2666ef6bca5c979b0844853967e8edbe55805117df71bfd3b60cf3b18eb46a2a55

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr524064.exe

    Filesize

    277KB

    MD5

    75deaae8cf89bde73cb8e0a94afd704c

    SHA1

    4c796fe53acf652ead65db284a8699e0d42e7a2c

    SHA256

    3e47e5019683c3c6fe6ccc2a0d5e5d3e2dd57a01e9da7e0eae98b1d72ecd9159

    SHA512

    8cd3ed10a549551b4b1cf62ccb211f42dc91402593215722bb5accecff3edc2666ef6bca5c979b0844853967e8edbe55805117df71bfd3b60cf3b18eb46a2a55

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu572715.exe

    Filesize

    359KB

    MD5

    5c6f7c85d304bad56c1280e0fa95204c

    SHA1

    bc5df6e77e01ba077042ccbd3ed2f5023499ff29

    SHA256

    84ee4bf0c706070a456c1dbee9e6bc82a306e8984d71eedf34fd9ddea7a4b447

    SHA512

    a74d2eca42c2f49dcc7296a35792cbed473e60f7ebd82ce1c7638311c57d2bf26653806a15dd9f191c14d1536347015fdf1ff4c81de2535e241f785239d2ad9d

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu572715.exe

    Filesize

    359KB

    MD5

    5c6f7c85d304bad56c1280e0fa95204c

    SHA1

    bc5df6e77e01ba077042ccbd3ed2f5023499ff29

    SHA256

    84ee4bf0c706070a456c1dbee9e6bc82a306e8984d71eedf34fd9ddea7a4b447

    SHA512

    a74d2eca42c2f49dcc7296a35792cbed473e60f7ebd82ce1c7638311c57d2bf26653806a15dd9f191c14d1536347015fdf1ff4c81de2535e241f785239d2ad9d

  • memory/2060-985-0x000000000A200000-0x000000000A212000-memory.dmp

    Filesize

    72KB

  • memory/2060-987-0x000000000A350000-0x000000000A38E000-memory.dmp

    Filesize

    248KB

  • memory/2060-997-0x0000000004AB0000-0x0000000004B00000-memory.dmp

    Filesize

    320KB

  • memory/2060-995-0x000000000B6D0000-0x000000000B6EE000-memory.dmp

    Filesize

    120KB

  • memory/2060-994-0x000000000B080000-0x000000000B5AC000-memory.dmp

    Filesize

    5.2MB

  • memory/2060-993-0x000000000AEA0000-0x000000000B062000-memory.dmp

    Filesize

    1.8MB

  • memory/2060-992-0x000000000ADE0000-0x000000000AE56000-memory.dmp

    Filesize

    472KB

  • memory/2060-991-0x000000000AD10000-0x000000000ADA2000-memory.dmp

    Filesize

    584KB

  • memory/2060-990-0x000000000A660000-0x000000000A6C6000-memory.dmp

    Filesize

    408KB

  • memory/2060-989-0x00000000070F0000-0x0000000007100000-memory.dmp

    Filesize

    64KB

  • memory/2060-988-0x000000000A4D0000-0x000000000A51B000-memory.dmp

    Filesize

    300KB

  • memory/2060-986-0x000000000A230000-0x000000000A33A000-memory.dmp

    Filesize

    1.0MB

  • memory/2060-984-0x0000000009B80000-0x000000000A186000-memory.dmp

    Filesize

    6.0MB

  • memory/2060-225-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-223-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-221-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-219-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-217-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-215-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-213-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-211-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-209-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-207-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-186-0x0000000007100000-0x000000000713C000-memory.dmp

    Filesize

    240KB

  • memory/2060-187-0x0000000002D50000-0x0000000002D96000-memory.dmp

    Filesize

    280KB

  • memory/2060-189-0x0000000007680000-0x00000000076BA000-memory.dmp

    Filesize

    232KB

  • memory/2060-188-0x00000000070F0000-0x0000000007100000-memory.dmp

    Filesize

    64KB

  • memory/2060-190-0x00000000070F0000-0x0000000007100000-memory.dmp

    Filesize

    64KB

  • memory/2060-191-0x00000000070F0000-0x0000000007100000-memory.dmp

    Filesize

    64KB

  • memory/2060-192-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-193-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-195-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-197-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-199-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-201-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-203-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/2060-205-0x0000000007680000-0x00000000076B5000-memory.dmp

    Filesize

    212KB

  • memory/3552-1011-0x0000000002CF0000-0x0000000002D25000-memory.dmp

    Filesize

    212KB

  • memory/4448-1003-0x00000000001D0000-0x00000000001F8000-memory.dmp

    Filesize

    160KB

  • memory/4448-1005-0x0000000006F20000-0x0000000006F30000-memory.dmp

    Filesize

    64KB

  • memory/4448-1004-0x0000000006F70000-0x0000000006FBB000-memory.dmp

    Filesize

    300KB

  • memory/4824-165-0x0000000004C10000-0x0000000004C22000-memory.dmp

    Filesize

    72KB

  • memory/4824-159-0x0000000004C10000-0x0000000004C22000-memory.dmp

    Filesize

    72KB

  • memory/4824-176-0x0000000000400000-0x0000000002B9F000-memory.dmp

    Filesize

    39.6MB

  • memory/4824-175-0x0000000004C10000-0x0000000004C22000-memory.dmp

    Filesize

    72KB

  • memory/4824-173-0x0000000004C10000-0x0000000004C22000-memory.dmp

    Filesize

    72KB

  • memory/4824-171-0x0000000004C10000-0x0000000004C22000-memory.dmp

    Filesize

    72KB

  • memory/4824-169-0x0000000004C10000-0x0000000004C22000-memory.dmp

    Filesize

    72KB

  • memory/4824-146-0x0000000004A70000-0x0000000004A80000-memory.dmp

    Filesize

    64KB

  • memory/4824-167-0x0000000004C10000-0x0000000004C22000-memory.dmp

    Filesize

    72KB

  • memory/4824-148-0x0000000004C10000-0x0000000004C22000-memory.dmp

    Filesize

    72KB

  • memory/4824-145-0x0000000004C10000-0x0000000004C28000-memory.dmp

    Filesize

    96KB

  • memory/4824-163-0x0000000004C10000-0x0000000004C22000-memory.dmp

    Filesize

    72KB

  • memory/4824-161-0x0000000004C10000-0x0000000004C22000-memory.dmp

    Filesize

    72KB

  • memory/4824-177-0x0000000004A70000-0x0000000004A80000-memory.dmp

    Filesize

    64KB

  • memory/4824-157-0x0000000004C10000-0x0000000004C22000-memory.dmp

    Filesize

    72KB

  • memory/4824-155-0x0000000004C10000-0x0000000004C22000-memory.dmp

    Filesize

    72KB

  • memory/4824-153-0x0000000004C10000-0x0000000004C22000-memory.dmp

    Filesize

    72KB

  • memory/4824-151-0x0000000004C10000-0x0000000004C22000-memory.dmp

    Filesize

    72KB

  • memory/4824-149-0x0000000004C10000-0x0000000004C22000-memory.dmp

    Filesize

    72KB

  • memory/4824-147-0x0000000004A70000-0x0000000004A80000-memory.dmp

    Filesize

    64KB

  • memory/4824-143-0x00000000001D0000-0x00000000001FD000-memory.dmp

    Filesize

    180KB

  • memory/4824-178-0x0000000004A70000-0x0000000004A80000-memory.dmp

    Filesize

    64KB

  • memory/4824-179-0x0000000004A70000-0x0000000004A80000-memory.dmp

    Filesize

    64KB

  • memory/4824-181-0x0000000000400000-0x0000000002B9F000-memory.dmp

    Filesize

    39.6MB

  • memory/4824-142-0x0000000007290000-0x000000000778E000-memory.dmp

    Filesize

    5.0MB

  • memory/4824-141-0x0000000004A80000-0x0000000004A9A000-memory.dmp

    Filesize

    104KB

  • memory/4824-144-0x0000000004A70000-0x0000000004A80000-memory.dmp

    Filesize

    64KB