Analysis

  • max time kernel
    143s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/03/2023, 13:38

General

  • Target

    4e49e6e529be010b31770ba07245b9a344d4c3a1930850d30170c66be3bb892f.exe

  • Size

    720KB

  • MD5

    570b6fa5f5fff6d649fe6848e2de3ea9

  • SHA1

    f6780236f53c728a7b246952745380b50c531287

  • SHA256

    4e49e6e529be010b31770ba07245b9a344d4c3a1930850d30170c66be3bb892f

  • SHA512

    37f46c6b293fe74eb2477f3b4063420dcf1fb0cf048e3c7af6dba5af5ed297be1881854d3c943180f42e5bf03205fc23b8b60fdbbae269b44ad53d11b913b509

  • SSDEEP

    12288:HQOgkhaGZ6WVv8YbXfPJXjgYCws1k5EnUmrAB5viOAvthHI92v+sq4CSW/:HQ/GZLj50YLs1k5ae5vi7tt2kZJCl/

Malware Config

Extracted

Family

redline

Botnet

boris

C2

193.233.20.32:4125

Attributes
  • auth_value

    766b5bdf6dbefcf7ca223351952fc38f

Extracted

Family

redline

Botnet

firmu

C2

193.233.20.32:4125

Attributes
  • auth_value

    9f3e5e35e4a3a38fc36c5a851728aa33

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 33 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 2 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\4e49e6e529be010b31770ba07245b9a344d4c3a1930850d30170c66be3bb892f.exe
    "C:\Users\Admin\AppData\Local\Temp\4e49e6e529be010b31770ba07245b9a344d4c3a1930850d30170c66be3bb892f.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1688
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziHX2692.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziHX2692.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2156
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr580098.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr580098.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3312
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku525293.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku525293.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4432
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4432 -s 1940
          4⤵
          • Program crash
          PID:736
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr698188.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr698188.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1860
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 484
      2⤵
      • Program crash
      PID:1812
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4432 -ip 4432
    1⤵
      PID:1280
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1688 -ip 1688
      1⤵
        PID:3184

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr698188.exe

              Filesize

              175KB

              MD5

              6b780eb9c71d7b15142e05f33765678b

              SHA1

              1b853b28e715a7c7a8e4a39567e7b22697265741

              SHA256

              2067ab13d0198979bf52e0b0e37bc9187cb178517620826424fc3c9f41c06d76

              SHA512

              a149005b933b4a7739cf723ee1fec219e8eb2019fbe5300a807383aae83c46e60d0fcd8f3b1f5cb8d85556ade4567db91ecdaa4fdbbc87350d5cb7b1f4274314

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr698188.exe

              Filesize

              175KB

              MD5

              6b780eb9c71d7b15142e05f33765678b

              SHA1

              1b853b28e715a7c7a8e4a39567e7b22697265741

              SHA256

              2067ab13d0198979bf52e0b0e37bc9187cb178517620826424fc3c9f41c06d76

              SHA512

              a149005b933b4a7739cf723ee1fec219e8eb2019fbe5300a807383aae83c46e60d0fcd8f3b1f5cb8d85556ade4567db91ecdaa4fdbbc87350d5cb7b1f4274314

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziHX2692.exe

              Filesize

              411KB

              MD5

              8d91ec84f02718c369e9f9eaab51e1ce

              SHA1

              1b0018def4b3cdadce39384d6a2e79f56fe44053

              SHA256

              819583e33839182609181cc48b1bafc0ebab7bbb484e87a91629952d7498939e

              SHA512

              b2eccec0af45552760fe620416eb8020f456d70a08cdea3d0f3de18de0784a9593d78743af3c51b9e7783a1b8681caaa2f55d1b71d3cc935d5f60daa97cb2b7d

            • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziHX2692.exe

              Filesize

              411KB

              MD5

              8d91ec84f02718c369e9f9eaab51e1ce

              SHA1

              1b0018def4b3cdadce39384d6a2e79f56fe44053

              SHA256

              819583e33839182609181cc48b1bafc0ebab7bbb484e87a91629952d7498939e

              SHA512

              b2eccec0af45552760fe620416eb8020f456d70a08cdea3d0f3de18de0784a9593d78743af3c51b9e7783a1b8681caaa2f55d1b71d3cc935d5f60daa97cb2b7d

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr580098.exe

              Filesize

              11KB

              MD5

              7e93bacbbc33e6652e147e7fe07572a0

              SHA1

              421a7167da01c8da4dc4d5234ca3dd84e319e762

              SHA256

              850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

              SHA512

              250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr580098.exe

              Filesize

              11KB

              MD5

              7e93bacbbc33e6652e147e7fe07572a0

              SHA1

              421a7167da01c8da4dc4d5234ca3dd84e319e762

              SHA256

              850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

              SHA512

              250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku525293.exe

              Filesize

              385KB

              MD5

              caff184a81a985eaf2586bf5718a9034

              SHA1

              f443603f67b615813370fbd5d936b73acd1f9bba

              SHA256

              a29ac52c5442775c1131743f1a283bcf84da104673753887b64b2692b32c6ebb

              SHA512

              f4eff40ac6c79739f0fe1edad8998e2577ec7c8a0b921b19f9a438dc435e38dad6d130b538a36c04ebe5dd9bd239e9da180484329c5732e5e1a19de71158e77d

            • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku525293.exe

              Filesize

              385KB

              MD5

              caff184a81a985eaf2586bf5718a9034

              SHA1

              f443603f67b615813370fbd5d936b73acd1f9bba

              SHA256

              a29ac52c5442775c1131743f1a283bcf84da104673753887b64b2692b32c6ebb

              SHA512

              f4eff40ac6c79739f0fe1edad8998e2577ec7c8a0b921b19f9a438dc435e38dad6d130b538a36c04ebe5dd9bd239e9da180484329c5732e5e1a19de71158e77d

            • memory/1688-149-0x0000000004A10000-0x0000000004A9C000-memory.dmp

              Filesize

              560KB

            • memory/1688-150-0x0000000000400000-0x0000000002BE2000-memory.dmp

              Filesize

              39.9MB

            • memory/1860-1090-0x0000000004D60000-0x0000000004D70000-memory.dmp

              Filesize

              64KB

            • memory/1860-1089-0x00000000001F0000-0x0000000000222000-memory.dmp

              Filesize

              200KB

            • memory/3312-148-0x0000000000D30000-0x0000000000D3A000-memory.dmp

              Filesize

              40KB

            • memory/4432-194-0x00000000072D0000-0x00000000072E0000-memory.dmp

              Filesize

              64KB

            • memory/4432-204-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-162-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-160-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-164-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-166-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-168-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-172-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-170-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-174-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-176-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-178-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-180-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-182-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-184-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-186-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-188-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-190-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-192-0x00000000072D0000-0x00000000072E0000-memory.dmp

              Filesize

              64KB

            • memory/4432-158-0x00000000072E0000-0x0000000007884000-memory.dmp

              Filesize

              5.6MB

            • memory/4432-193-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-196-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-198-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-200-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-202-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-159-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-206-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-208-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-210-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-212-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-214-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-216-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-218-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-220-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-222-0x0000000007130000-0x000000000716F000-memory.dmp

              Filesize

              252KB

            • memory/4432-1067-0x0000000007990000-0x0000000007FA8000-memory.dmp

              Filesize

              6.1MB

            • memory/4432-1068-0x0000000007FB0000-0x00000000080BA000-memory.dmp

              Filesize

              1.0MB

            • memory/4432-1069-0x00000000080C0000-0x00000000080D2000-memory.dmp

              Filesize

              72KB

            • memory/4432-1070-0x00000000072D0000-0x00000000072E0000-memory.dmp

              Filesize

              64KB

            • memory/4432-1071-0x00000000080E0000-0x000000000811C000-memory.dmp

              Filesize

              240KB

            • memory/4432-1074-0x00000000083C0000-0x0000000008426000-memory.dmp

              Filesize

              408KB

            • memory/4432-1075-0x0000000008A80000-0x0000000008B12000-memory.dmp

              Filesize

              584KB

            • memory/4432-1076-0x00000000072D0000-0x00000000072E0000-memory.dmp

              Filesize

              64KB

            • memory/4432-1077-0x00000000072D0000-0x00000000072E0000-memory.dmp

              Filesize

              64KB

            • memory/4432-1078-0x0000000008DC0000-0x0000000008E36000-memory.dmp

              Filesize

              472KB

            • memory/4432-1079-0x0000000008E40000-0x0000000008E90000-memory.dmp

              Filesize

              320KB

            • memory/4432-1080-0x0000000008EB0000-0x0000000009072000-memory.dmp

              Filesize

              1.8MB

            • memory/4432-157-0x00000000072D0000-0x00000000072E0000-memory.dmp

              Filesize

              64KB

            • memory/4432-156-0x0000000002C70000-0x0000000002CBB000-memory.dmp

              Filesize

              300KB

            • memory/4432-1081-0x0000000009080000-0x00000000095AC000-memory.dmp

              Filesize

              5.2MB

            • memory/4432-1082-0x00000000072D0000-0x00000000072E0000-memory.dmp

              Filesize

              64KB