Analysis

  • max time kernel
    88s
  • max time network
    110s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/04/2023, 12:25

General

  • Target

    f301b9918a4606ebf24a88c535a8b87acb75f0eacb30dfef39c5c203a885a1d9.exe

  • Size

    531KB

  • MD5

    a90aa81fabe18fd0d2b26c8301ed3332

  • SHA1

    718159ee17bb73a65055983c884a54345a001fec

  • SHA256

    f301b9918a4606ebf24a88c535a8b87acb75f0eacb30dfef39c5c203a885a1d9

  • SHA512

    4b147bfbcdcabc1635e31510a6e5f6ef97e68d16b1df19aca20c50aaf638f87984cffcc1ca4e4d19ac6069b0f71b48bf21222335dc7fa275695ef981d56b7117

  • SSDEEP

    12288:FMruy90SG1f7VEubkDapZ5Ia8AnbU8Eu6:XyhsHkDafnwHb

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 32 IoCs
  • Executes dropped EXE 4 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 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f301b9918a4606ebf24a88c535a8b87acb75f0eacb30dfef39c5c203a885a1d9.exe
    "C:\Users\Admin\AppData\Local\Temp\f301b9918a4606ebf24a88c535a8b87acb75f0eacb30dfef39c5c203a885a1d9.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4936
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zibi7268.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zibi7268.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:5012
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr715506.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr715506.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4920
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku108623.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku108623.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:228
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 228 -s 1548
          4⤵
          • Program crash
          PID:5048
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr843469.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr843469.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3240
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 228 -ip 228
    1⤵
      PID:3568

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr843469.exe

      Filesize

      175KB

      MD5

      121b92617462c469186747ad10d8d81a

      SHA1

      e78046245a9588deaffb8b740a3e80b83b279c18

      SHA256

      3fe4ddb7b3bfc1414cb1a1e82c63240cda4cb9ccb98d243140ec94edec521137

      SHA512

      d960d69583265823cd16c41c976b187df6d13aef49bdad567b4dd392c4519f8df6ab147d88428e89e5aaf0ee8e083213bfac76820de8dcd963b65c00d2c7051e

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr843469.exe

      Filesize

      175KB

      MD5

      121b92617462c469186747ad10d8d81a

      SHA1

      e78046245a9588deaffb8b740a3e80b83b279c18

      SHA256

      3fe4ddb7b3bfc1414cb1a1e82c63240cda4cb9ccb98d243140ec94edec521137

      SHA512

      d960d69583265823cd16c41c976b187df6d13aef49bdad567b4dd392c4519f8df6ab147d88428e89e5aaf0ee8e083213bfac76820de8dcd963b65c00d2c7051e

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zibi7268.exe

      Filesize

      389KB

      MD5

      1e55fba355bb72f59c24f10b7a3b7d89

      SHA1

      33f11f5f9981f47dc51cf3d727332b420a0cc39f

      SHA256

      2c328863d6574dadfcc49f0e2a053f3d7bc5dd2a860b279defc1aa41487d653a

      SHA512

      152152bcae1d4b3e6e39d04133950516f532cc5f04e118a5869dc4e7bce4faf946d4d2250b2c8d86cf4d752d3b17ab53590787d392838b154b058d5e9a12a659

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zibi7268.exe

      Filesize

      389KB

      MD5

      1e55fba355bb72f59c24f10b7a3b7d89

      SHA1

      33f11f5f9981f47dc51cf3d727332b420a0cc39f

      SHA256

      2c328863d6574dadfcc49f0e2a053f3d7bc5dd2a860b279defc1aa41487d653a

      SHA512

      152152bcae1d4b3e6e39d04133950516f532cc5f04e118a5869dc4e7bce4faf946d4d2250b2c8d86cf4d752d3b17ab53590787d392838b154b058d5e9a12a659

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr715506.exe

      Filesize

      11KB

      MD5

      095b8cc26883cc1cb72e7b1c5838c181

      SHA1

      764216622b952d86630d4f6cde45c0649c31246e

      SHA256

      402d27f2f330d0fa4b75976501e16dfd153adece583d6e0c82300b78b79d15e8

      SHA512

      768f8c59d46319d94303141aa5c5a7bd49309c67e859f3df44f9c563830a38d5222dd5ac8deca7427f98e77282ef78331fc8a8b618af3b7de6eb834cdc92cf08

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr715506.exe

      Filesize

      11KB

      MD5

      095b8cc26883cc1cb72e7b1c5838c181

      SHA1

      764216622b952d86630d4f6cde45c0649c31246e

      SHA256

      402d27f2f330d0fa4b75976501e16dfd153adece583d6e0c82300b78b79d15e8

      SHA512

      768f8c59d46319d94303141aa5c5a7bd49309c67e859f3df44f9c563830a38d5222dd5ac8deca7427f98e77282ef78331fc8a8b618af3b7de6eb834cdc92cf08

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku108623.exe

      Filesize

      355KB

      MD5

      8de80e7de41c135e5693e1463292b1f9

      SHA1

      0e703aa6b70f49460c7187f523b372dd9b570ca1

      SHA256

      66039f2f705b566d342e629c3e6f203a9c5da7385884e0d01cd794b724ae45f9

      SHA512

      fd745587daf06d8a1bd48d2ad862e0ff3b63804057b1370166dfc44c2b37efdabfcd820860980c36fccd9cbfdcc5c3fa8580bfdf0d4df12c43ebe2daff88eb9f

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku108623.exe

      Filesize

      355KB

      MD5

      8de80e7de41c135e5693e1463292b1f9

      SHA1

      0e703aa6b70f49460c7187f523b372dd9b570ca1

      SHA256

      66039f2f705b566d342e629c3e6f203a9c5da7385884e0d01cd794b724ae45f9

      SHA512

      fd745587daf06d8a1bd48d2ad862e0ff3b63804057b1370166dfc44c2b37efdabfcd820860980c36fccd9cbfdcc5c3fa8580bfdf0d4df12c43ebe2daff88eb9f

    • memory/228-154-0x00000000071B0000-0x0000000007754000-memory.dmp

      Filesize

      5.6MB

    • memory/228-155-0x00000000047A0000-0x00000000047EB000-memory.dmp

      Filesize

      300KB

    • memory/228-156-0x00000000071A0000-0x00000000071B0000-memory.dmp

      Filesize

      64KB

    • memory/228-157-0x00000000071A0000-0x00000000071B0000-memory.dmp

      Filesize

      64KB

    • memory/228-158-0x00000000071A0000-0x00000000071B0000-memory.dmp

      Filesize

      64KB

    • memory/228-159-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-160-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-162-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-164-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-166-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-168-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-170-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-172-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-174-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-176-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-178-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-180-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-182-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-184-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-186-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-188-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-190-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-192-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-194-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-196-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-198-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-200-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-202-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-206-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-208-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-204-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-210-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-212-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-214-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-216-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-218-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-220-0x0000000007130000-0x000000000716F000-memory.dmp

      Filesize

      252KB

    • memory/228-1065-0x0000000007790000-0x0000000007DA8000-memory.dmp

      Filesize

      6.1MB

    • memory/228-1066-0x0000000007E30000-0x0000000007F3A000-memory.dmp

      Filesize

      1.0MB

    • memory/228-1067-0x0000000007F70000-0x0000000007F82000-memory.dmp

      Filesize

      72KB

    • memory/228-1068-0x0000000007F90000-0x0000000007FCC000-memory.dmp

      Filesize

      240KB

    • memory/228-1069-0x00000000071A0000-0x00000000071B0000-memory.dmp

      Filesize

      64KB

    • memory/228-1071-0x0000000008280000-0x00000000082E6000-memory.dmp

      Filesize

      408KB

    • memory/228-1072-0x0000000008950000-0x00000000089E2000-memory.dmp

      Filesize

      584KB

    • memory/228-1073-0x0000000008A10000-0x0000000008A86000-memory.dmp

      Filesize

      472KB

    • memory/228-1074-0x0000000008AB0000-0x0000000008B00000-memory.dmp

      Filesize

      320KB

    • memory/228-1075-0x00000000071A0000-0x00000000071B0000-memory.dmp

      Filesize

      64KB

    • memory/228-1076-0x00000000071A0000-0x00000000071B0000-memory.dmp

      Filesize

      64KB

    • memory/228-1077-0x00000000071A0000-0x00000000071B0000-memory.dmp

      Filesize

      64KB

    • memory/228-1078-0x0000000008C20000-0x0000000008DE2000-memory.dmp

      Filesize

      1.8MB

    • memory/228-1079-0x0000000008E00000-0x000000000932C000-memory.dmp

      Filesize

      5.2MB

    • memory/228-1080-0x00000000071A0000-0x00000000071B0000-memory.dmp

      Filesize

      64KB

    • memory/3240-1086-0x00000000009A0000-0x00000000009D2000-memory.dmp

      Filesize

      200KB

    • memory/3240-1087-0x0000000005280000-0x0000000005290000-memory.dmp

      Filesize

      64KB

    • memory/4920-147-0x00000000006F0000-0x00000000006FA000-memory.dmp

      Filesize

      40KB

    • memory/4920-149-0x000000001B1C0000-0x000000001B30E000-memory.dmp

      Filesize

      1.3MB