Analysis

  • max time kernel
    76s
  • 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
    23-03-2023 18:58

General

  • Target

    efb49473250b828abc91172d13a91133ae81aedc0ce42c89141b43a3b672cb81.exe

  • Size

    679KB

  • MD5

    eb94a9904dc337121e2b8a84092a82fa

  • SHA1

    3d6d56906c26da713c7d0abe5133824b2b14430a

  • SHA256

    efb49473250b828abc91172d13a91133ae81aedc0ce42c89141b43a3b672cb81

  • SHA512

    4e38d6364ee6325811332e5f9f955812e403f7e9d5eba992f20f12f66367641935bc0164646021f1834210402873b95758920335ff3678c8e6de1cc56dfbff26

  • SSDEEP

    12288:tHmxMy2FxQAVSh5ahZXhrlX4BAQitxjN7ThRsWTt:xbLFxQAk5wzhQitnsE

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 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\efb49473250b828abc91172d13a91133ae81aedc0ce42c89141b43a3b672cb81.exe
    "C:\Users\Admin\AppData\Local\Temp\efb49473250b828abc91172d13a91133ae81aedc0ce42c89141b43a3b672cb81.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3616
    • 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:3200
      • 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:2352
      • 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:3796
    • 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:2204
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3616 -s 440
      2⤵
      • Program crash
      PID:4460
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 3616 -ip 3616
    1⤵
      PID:2616

    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/2204-1090-0x00000000052B0000-0x00000000052C0000-memory.dmp
      Filesize

      64KB

    • memory/2204-1089-0x00000000009F0000-0x0000000000A22000-memory.dmp
      Filesize

      200KB

    • memory/2352-149-0x0000000000B70000-0x0000000000B7A000-memory.dmp
      Filesize

      40KB

    • memory/3616-134-0x0000000002540000-0x00000000025C9000-memory.dmp
      Filesize

      548KB

    • memory/3616-150-0x0000000000400000-0x000000000076C000-memory.dmp
      Filesize

      3.4MB

    • memory/3796-192-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-204-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-159-0x0000000004F60000-0x0000000004F70000-memory.dmp
      Filesize

      64KB

    • memory/3796-161-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-164-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-162-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-166-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-168-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-172-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-170-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-174-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-176-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-178-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-180-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-182-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-184-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-186-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-188-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-190-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-156-0x0000000002380000-0x00000000023CB000-memory.dmp
      Filesize

      300KB

    • memory/3796-194-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-196-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-198-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-200-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-202-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-160-0x0000000004F60000-0x0000000004F70000-memory.dmp
      Filesize

      64KB

    • memory/3796-206-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-208-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-210-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-212-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-214-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-216-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-218-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-220-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-222-0x00000000026C0000-0x00000000026FE000-memory.dmp
      Filesize

      248KB

    • memory/3796-1067-0x0000000005520000-0x0000000005B38000-memory.dmp
      Filesize

      6.1MB

    • memory/3796-1068-0x0000000005B40000-0x0000000005C4A000-memory.dmp
      Filesize

      1.0MB

    • memory/3796-1069-0x0000000005C50000-0x0000000005C62000-memory.dmp
      Filesize

      72KB

    • memory/3796-1070-0x0000000005C70000-0x0000000005CAC000-memory.dmp
      Filesize

      240KB

    • memory/3796-1071-0x0000000004F60000-0x0000000004F70000-memory.dmp
      Filesize

      64KB

    • memory/3796-1073-0x0000000005F50000-0x0000000005FE2000-memory.dmp
      Filesize

      584KB

    • memory/3796-1074-0x0000000005FF0000-0x0000000006056000-memory.dmp
      Filesize

      408KB

    • memory/3796-1077-0x0000000004F60000-0x0000000004F70000-memory.dmp
      Filesize

      64KB

    • memory/3796-1076-0x0000000004F60000-0x0000000004F70000-memory.dmp
      Filesize

      64KB

    • memory/3796-1078-0x0000000004F60000-0x0000000004F70000-memory.dmp
      Filesize

      64KB

    • memory/3796-1079-0x0000000006950000-0x00000000069C6000-memory.dmp
      Filesize

      472KB

    • memory/3796-1080-0x00000000069E0000-0x0000000006A30000-memory.dmp
      Filesize

      320KB

    • memory/3796-1081-0x0000000006A40000-0x0000000006C02000-memory.dmp
      Filesize

      1.8MB

    • memory/3796-158-0x0000000004F60000-0x0000000004F70000-memory.dmp
      Filesize

      64KB

    • memory/3796-157-0x0000000004F70000-0x0000000005514000-memory.dmp
      Filesize

      5.6MB

    • memory/3796-1082-0x0000000006C10000-0x000000000713C000-memory.dmp
      Filesize

      5.2MB

    • memory/3796-1083-0x0000000004F60000-0x0000000004F70000-memory.dmp
      Filesize

      64KB