Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-03-2024 21:15

General

  • Target

    956fd03346806e85e9d9ab54a1d25f4d1fbaa8a1bfe0f29f482e41f9c17b32ee.exe

  • Size

    553KB

  • MD5

    5c97aa8453476cb2f8cefc85ad9cb046

  • SHA1

    48a20b4470bbcc2745875fd4bfc3416f92795013

  • SHA256

    956fd03346806e85e9d9ab54a1d25f4d1fbaa8a1bfe0f29f482e41f9c17b32ee

  • SHA512

    9a2c1b518c547f2b03f76b0d7b6c7b01a8f5b8487c956d9c5fed088347bfdcc3789c73d0b7032dd5cf18b01a03150a050743f2fa2d5483cc603b6d7d453359d1

  • SSDEEP

    12288:+MrKy90FZqNhV06m6CjFX35RxIQUZ7RiHb6vS32PHmOI5:UyfVy6cHwRQSSmu/5

Malware Config

Extracted

Family

redline

Botnet

fud

C2

193.233.20.27:4123

Attributes
  • auth_value

    cddc991efd6918ad5321d80dac884b40

Signatures

  • Detects Healer an antivirus disabler dropper 2 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • 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 35 IoCs
  • Detects executables embedding registry key / value combination indicative of disabling Windows Defender features 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\956fd03346806e85e9d9ab54a1d25f4d1fbaa8a1bfe0f29f482e41f9c17b32ee.exe
    "C:\Users\Admin\AppData\Local\Temp\956fd03346806e85e9d9ab54a1d25f4d1fbaa8a1bfe0f29f482e41f9c17b32ee.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1164
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkJo3139Cg.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkJo3139Cg.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2468
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s7974Cc.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s7974Cc.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2636
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\t69sm77.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\t69sm77.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:4020

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

3
T1112

Impair Defenses

2
T1562

Disable or Modify Tools

2
T1562.001

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkJo3139Cg.exe
    Filesize

    409KB

    MD5

    e66a323ae5efd997d96be1b60708c128

    SHA1

    eaba7a9a12b80bf3395c1b482c1b2c261918b95c

    SHA256

    a8f5ab1970d58c6d360880d90a2cdb7805213e6f86ead7e90c1fa5eb4a83d13b

    SHA512

    24ed6526b00bc405a277379b9c681971cba92351e3f2b3c0a7bb41ee35b9de510c283ebdd4d4675dfc35832a156ad5d688eec8c449cc1ad9bca2a5bb6d0c3377

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s7974Cc.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\t69sm77.exe
    Filesize

    380KB

    MD5

    0e598ae27453b8349302a232a8fa3c8d

    SHA1

    c314d820ba348ec2a155a2fb1d177af33d36d0be

    SHA256

    2ea0bdd6a345b67435ffb4208a1fd0d05057a590cf2030e6b49887815ae6dc44

    SHA512

    918c6c5c7ba2b177f0c837a37e793bfbb7baa34d330a64dfb3497571cb58b9475e5ef222b189df01f06adeec1664164245ed96e01a926021f4432fa109e7d7ec

  • memory/2636-14-0x0000000000100000-0x000000000010A000-memory.dmp
    Filesize

    40KB

  • memory/2636-15-0x00007FFD04910000-0x00007FFD053D1000-memory.dmp
    Filesize

    10.8MB

  • memory/2636-17-0x00007FFD04910000-0x00007FFD053D1000-memory.dmp
    Filesize

    10.8MB

  • memory/4020-23-0x0000000001F20000-0x0000000001F6B000-memory.dmp
    Filesize

    300KB

  • memory/4020-22-0x0000000000570000-0x0000000000670000-memory.dmp
    Filesize

    1024KB

  • memory/4020-24-0x0000000000400000-0x00000000004E2000-memory.dmp
    Filesize

    904KB

  • memory/4020-26-0x00000000749F0000-0x00000000751A0000-memory.dmp
    Filesize

    7.7MB

  • memory/4020-27-0x0000000002970000-0x0000000002980000-memory.dmp
    Filesize

    64KB

  • memory/4020-25-0x00000000025D0000-0x0000000002616000-memory.dmp
    Filesize

    280KB

  • memory/4020-28-0x0000000002970000-0x0000000002980000-memory.dmp
    Filesize

    64KB

  • memory/4020-29-0x0000000002970000-0x0000000002980000-memory.dmp
    Filesize

    64KB

  • memory/4020-30-0x0000000004D30000-0x00000000052D4000-memory.dmp
    Filesize

    5.6MB

  • memory/4020-31-0x0000000002760000-0x00000000027A4000-memory.dmp
    Filesize

    272KB

  • memory/4020-32-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-33-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-35-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-37-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-39-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-41-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-43-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-45-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-47-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-49-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-51-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-53-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-55-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-57-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-59-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-61-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-63-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-65-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-67-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-69-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-71-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-73-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-75-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-77-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-79-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-81-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-83-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-85-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-87-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-89-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-91-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-93-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-95-0x0000000002760000-0x000000000279E000-memory.dmp
    Filesize

    248KB

  • memory/4020-938-0x00000000052E0000-0x00000000058F8000-memory.dmp
    Filesize

    6.1MB

  • memory/4020-939-0x0000000005900000-0x0000000005A0A000-memory.dmp
    Filesize

    1.0MB

  • memory/4020-940-0x0000000005A30000-0x0000000005A42000-memory.dmp
    Filesize

    72KB

  • memory/4020-941-0x0000000002970000-0x0000000002980000-memory.dmp
    Filesize

    64KB

  • memory/4020-942-0x0000000005A50000-0x0000000005A8C000-memory.dmp
    Filesize

    240KB

  • memory/4020-943-0x0000000005BA0000-0x0000000005BEC000-memory.dmp
    Filesize

    304KB

  • memory/4020-944-0x0000000000570000-0x0000000000670000-memory.dmp
    Filesize

    1024KB

  • memory/4020-946-0x0000000000400000-0x00000000004E2000-memory.dmp
    Filesize

    904KB

  • memory/4020-947-0x00000000749F0000-0x00000000751A0000-memory.dmp
    Filesize

    7.7MB

  • memory/4020-948-0x0000000002970000-0x0000000002980000-memory.dmp
    Filesize

    64KB

  • memory/4020-950-0x0000000002970000-0x0000000002980000-memory.dmp
    Filesize

    64KB

  • memory/4020-951-0x0000000002970000-0x0000000002980000-memory.dmp
    Filesize

    64KB