Analysis

  • max time kernel
    141s
  • max time network
    179s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    23-03-2023 22:17

General

  • Target

    b44c42af5329ae40a29d7ea0691467d1a7802b680c4473b126659eecd9b7bf59.exe

  • Size

    679KB

  • MD5

    02ef73d0c93c587f4580e3cfd2cad282

  • SHA1

    713750e531d4a1f0d26cb55ef033618685a7cb9a

  • SHA256

    b44c42af5329ae40a29d7ea0691467d1a7802b680c4473b126659eecd9b7bf59

  • SHA512

    254ddf7be05acb94936b6f63d9676337049e9c8448b1739b3327341cd4a21c44f43a68d026ae2c1e62ecaccbe78af968a5b4d2a834bf582bac823badf00369a0

  • SSDEEP

    12288:3EH1eD5OI0KQZ77vfTpbq6x5QAOlgtEbKulT87:USOPZ77HlfrQfitEbzG

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 5 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\b44c42af5329ae40a29d7ea0691467d1a7802b680c4473b126659eecd9b7bf59.exe
    "C:\Users\Admin\AppData\Local\Temp\b44c42af5329ae40a29d7ea0691467d1a7802b680c4473b126659eecd9b7bf59.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4344
    • 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:4168
      • 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:4580
      • 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:4988
    • 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:2652

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

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/2652-1082-0x0000000004A30000-0x0000000004A40000-memory.dmp
    Filesize

    64KB

  • memory/2652-1081-0x0000000004AA0000-0x0000000004AEB000-memory.dmp
    Filesize

    300KB

  • memory/2652-1080-0x00000000001D0000-0x0000000000202000-memory.dmp
    Filesize

    200KB

  • memory/4344-138-0x0000000000400000-0x000000000076C000-memory.dmp
    Filesize

    3.4MB

  • memory/4344-129-0x0000000004620000-0x00000000046A9000-memory.dmp
    Filesize

    548KB

  • memory/4580-137-0x00000000008A0000-0x00000000008AA000-memory.dmp
    Filesize

    40KB

  • memory/4988-184-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-198-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-150-0x0000000004DB0000-0x0000000004DC0000-memory.dmp
    Filesize

    64KB

  • memory/4988-151-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-154-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-156-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-152-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-158-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-160-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-162-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-164-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-166-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-168-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-174-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-172-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-170-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-176-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-178-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-180-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-182-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-148-0x0000000004DB0000-0x0000000004DC0000-memory.dmp
    Filesize

    64KB

  • memory/4988-186-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-188-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-190-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-192-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-194-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-196-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-149-0x0000000004DB0000-0x0000000004DC0000-memory.dmp
    Filesize

    64KB

  • memory/4988-200-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-202-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-204-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-206-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-208-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-210-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-212-0x0000000004C80000-0x0000000004CBE000-memory.dmp
    Filesize

    248KB

  • memory/4988-1057-0x00000000058D0000-0x0000000005ED6000-memory.dmp
    Filesize

    6.0MB

  • memory/4988-1058-0x00000000052C0000-0x00000000053CA000-memory.dmp
    Filesize

    1.0MB

  • memory/4988-1059-0x00000000053F0000-0x0000000005402000-memory.dmp
    Filesize

    72KB

  • memory/4988-1060-0x0000000004DB0000-0x0000000004DC0000-memory.dmp
    Filesize

    64KB

  • memory/4988-1061-0x0000000005410000-0x000000000544E000-memory.dmp
    Filesize

    248KB

  • memory/4988-1062-0x0000000005560000-0x00000000055AB000-memory.dmp
    Filesize

    300KB

  • memory/4988-1065-0x00000000056F0000-0x0000000005782000-memory.dmp
    Filesize

    584KB

  • memory/4988-1066-0x0000000005790000-0x00000000057F6000-memory.dmp
    Filesize

    408KB

  • memory/4988-1067-0x0000000004DB0000-0x0000000004DC0000-memory.dmp
    Filesize

    64KB

  • memory/4988-1068-0x0000000004DB0000-0x0000000004DC0000-memory.dmp
    Filesize

    64KB

  • memory/4988-1069-0x0000000004DB0000-0x0000000004DC0000-memory.dmp
    Filesize

    64KB

  • memory/4988-1070-0x00000000066F0000-0x0000000006766000-memory.dmp
    Filesize

    472KB

  • memory/4988-1071-0x0000000006770000-0x00000000067C0000-memory.dmp
    Filesize

    320KB

  • memory/4988-1072-0x0000000004DB0000-0x0000000004DC0000-memory.dmp
    Filesize

    64KB

  • memory/4988-1073-0x00000000067E0000-0x00000000069A2000-memory.dmp
    Filesize

    1.8MB

  • memory/4988-147-0x0000000000840000-0x000000000088B000-memory.dmp
    Filesize

    300KB

  • memory/4988-146-0x0000000004C80000-0x0000000004CC4000-memory.dmp
    Filesize

    272KB

  • memory/4988-145-0x0000000004DC0000-0x00000000052BE000-memory.dmp
    Filesize

    5.0MB

  • memory/4988-144-0x00000000025D0000-0x0000000002616000-memory.dmp
    Filesize

    280KB

  • memory/4988-1074-0x00000000069B0000-0x0000000006EDC000-memory.dmp
    Filesize

    5.2MB