Analysis

  • max time kernel
    86s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2023 19:28

General

  • Target

    37fd8dd8d3ac6c3651108f36ddb871aac30f84ab3ceed0ee5463fdeb6cd22f49.exe

  • Size

    679KB

  • MD5

    9450340fed15f54e1392fdc2b66c58ed

  • SHA1

    9e562b9b550fd383ebc0ba382d99b977c2fd731b

  • SHA256

    37fd8dd8d3ac6c3651108f36ddb871aac30f84ab3ceed0ee5463fdeb6cd22f49

  • SHA512

    6265f43e15b035cbb7af8ea6ebe2c06a3113dafa6516c868525cafff903f5e1d23f57827ca0bfe4eb9087fb329e98988d10e79bee4c164924af9c29cd9c6edd5

  • SSDEEP

    12288:vHmxMy2FxQAVSh5ahZXhrlX4BAQitxjN7ThRsWTt:/bLFxQAk5wzhQitnsE

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

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 34 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\37fd8dd8d3ac6c3651108f36ddb871aac30f84ab3ceed0ee5463fdeb6cd22f49.exe
    "C:\Users\Admin\AppData\Local\Temp\37fd8dd8d3ac6c3651108f36ddb871aac30f84ab3ceed0ee5463fdeb6cd22f49.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1056
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizz8651.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizz8651.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2736
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr491081.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr491081.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4092
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:232
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr195364.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr195364.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3824
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1056 -s 484
      2⤵
      • Program crash
      PID:2012
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1056 -ip 1056
    1⤵
      PID:3608

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr195364.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr195364.exe
      Filesize

      175KB

      MD5

      41707338e1e2d868aa699ac0dd2e77b0

      SHA1

      36e0dfba09f9fb409faf0f9a99217d0d0c524b82

      SHA256

      8d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557

      SHA512

      80c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizz8651.exe
      Filesize

      402KB

      MD5

      01728de0331b53044ae99cbd8f88fcb0

      SHA1

      5e3585f7cddceb6fd34623b6eae2ceb2b6c90d7c

      SHA256

      c5350e256c67fdb36fdceda3d106ec476f3ceadf8e43ee56b648294d5930a147

      SHA512

      f173c2082bce18b58e9aa8c213f8c30582bbfbf3244e634a003fe915826d07d0f7270c930a61424703ee3b657ebc5583635652e63eafe0048277d3c945260d06

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zizz8651.exe
      Filesize

      402KB

      MD5

      01728de0331b53044ae99cbd8f88fcb0

      SHA1

      5e3585f7cddceb6fd34623b6eae2ceb2b6c90d7c

      SHA256

      c5350e256c67fdb36fdceda3d106ec476f3ceadf8e43ee56b648294d5930a147

      SHA512

      f173c2082bce18b58e9aa8c213f8c30582bbfbf3244e634a003fe915826d07d0f7270c930a61424703ee3b657ebc5583635652e63eafe0048277d3c945260d06

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr491081.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr491081.exe
      Filesize

      11KB

      MD5

      7e93bacbbc33e6652e147e7fe07572a0

      SHA1

      421a7167da01c8da4dc4d5234ca3dd84e319e762

      SHA256

      850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

      SHA512

      250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
      Filesize

      349KB

      MD5

      c01d88a844ea37d2f823df5904150b85

      SHA1

      780c09d6717d88c3bc5aa78d4d5191ca05515021

      SHA256

      0068854c1f35177c54149fcf3ac878ed32070e8c1a69d5d7e227b0b67bef67a2

      SHA512

      49177239ac4ad141d71cbff43c94793b8eb2691e0da95871c9f3c6162e1c3955a59be035bd57ae8267575e9c39536f70b3898722c01083ec9fa269bab8ea6934

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku859349.exe
      Filesize

      349KB

      MD5

      c01d88a844ea37d2f823df5904150b85

      SHA1

      780c09d6717d88c3bc5aa78d4d5191ca05515021

      SHA256

      0068854c1f35177c54149fcf3ac878ed32070e8c1a69d5d7e227b0b67bef67a2

      SHA512

      49177239ac4ad141d71cbff43c94793b8eb2691e0da95871c9f3c6162e1c3955a59be035bd57ae8267575e9c39536f70b3898722c01083ec9fa269bab8ea6934

    • memory/232-200-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-210-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-159-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-161-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-163-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-165-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-167-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-169-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-171-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-173-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-175-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-177-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-179-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-181-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-183-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-186-0x0000000004F00000-0x0000000004F10000-memory.dmp
      Filesize

      64KB

    • memory/232-188-0x0000000004F00000-0x0000000004F10000-memory.dmp
      Filesize

      64KB

    • memory/232-190-0x0000000004F00000-0x0000000004F10000-memory.dmp
      Filesize

      64KB

    • memory/232-189-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-192-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-185-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-194-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-196-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-198-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-157-0x0000000004F10000-0x00000000054B4000-memory.dmp
      Filesize

      5.6MB

    • memory/232-202-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-204-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-206-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-208-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-158-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-212-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-214-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-216-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-218-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-220-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-222-0x00000000029B0000-0x00000000029EE000-memory.dmp
      Filesize

      248KB

    • memory/232-1067-0x00000000054C0000-0x0000000005AD8000-memory.dmp
      Filesize

      6.1MB

    • memory/232-1068-0x0000000005B00000-0x0000000005C0A000-memory.dmp
      Filesize

      1.0MB

    • memory/232-1069-0x0000000005C40000-0x0000000005C52000-memory.dmp
      Filesize

      72KB

    • memory/232-1070-0x0000000005C60000-0x0000000005C9C000-memory.dmp
      Filesize

      240KB

    • memory/232-1071-0x0000000004F00000-0x0000000004F10000-memory.dmp
      Filesize

      64KB

    • memory/232-1073-0x0000000005F50000-0x0000000005FB6000-memory.dmp
      Filesize

      408KB

    • memory/232-1074-0x0000000006600000-0x0000000006692000-memory.dmp
      Filesize

      584KB

    • memory/232-1076-0x0000000006950000-0x0000000006B12000-memory.dmp
      Filesize

      1.8MB

    • memory/232-1077-0x0000000006B20000-0x000000000704C000-memory.dmp
      Filesize

      5.2MB

    • memory/232-1078-0x0000000004F00000-0x0000000004F10000-memory.dmp
      Filesize

      64KB

    • memory/232-1079-0x0000000004F00000-0x0000000004F10000-memory.dmp
      Filesize

      64KB

    • memory/232-1080-0x0000000004F00000-0x0000000004F10000-memory.dmp
      Filesize

      64KB

    • memory/232-1081-0x00000000071A0000-0x0000000007216000-memory.dmp
      Filesize

      472KB

    • memory/232-1082-0x0000000007220000-0x0000000007270000-memory.dmp
      Filesize

      320KB

    • memory/232-156-0x0000000000880000-0x00000000008CB000-memory.dmp
      Filesize

      300KB

    • memory/232-1083-0x0000000004F00000-0x0000000004F10000-memory.dmp
      Filesize

      64KB

    • memory/1056-134-0x00000000025F0000-0x0000000002679000-memory.dmp
      Filesize

      548KB

    • memory/1056-150-0x0000000000400000-0x000000000076C000-memory.dmp
      Filesize

      3.4MB

    • memory/3824-1089-0x00000000002F0000-0x0000000000322000-memory.dmp
      Filesize

      200KB

    • memory/3824-1090-0x0000000004BA0000-0x0000000004BB0000-memory.dmp
      Filesize

      64KB

    • memory/4092-149-0x00000000005C0000-0x00000000005CA000-memory.dmp
      Filesize

      40KB