Analysis

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

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-03-2024 22:16

General

  • Target

    81c89076b5ecf2c1a1c8a10a89a362840e7eb95fe17a06e0635a51e3810e2b95.exe

  • Size

    540KB

  • MD5

    b2fd644488c1be4c52a5c3ac7bb03d2d

  • SHA1

    cca376208325d857a146d92e6c9b1359749a05a9

  • SHA256

    81c89076b5ecf2c1a1c8a10a89a362840e7eb95fe17a06e0635a51e3810e2b95

  • SHA512

    5ac96f09c2c183bb792bc3336e00d51959f8062bd1fe530087c63ea4d6847f62b2ac06b0c02f8ea5d834c7f4fa0235f3f04d40521468212eff233c5fe242504d

  • SSDEEP

    12288:eMrcy90fMn/TjdU/iE3bx89E0dAC0GWvpDEL4oV3RRX1vwj:2yD/vSbAeC0GWxDEnV3RRX8

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

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\81c89076b5ecf2c1a1c8a10a89a362840e7eb95fe17a06e0635a51e3810e2b95.exe
    "C:\Users\Admin\AppData\Local\Temp\81c89076b5ecf2c1a1c8a10a89a362840e7eb95fe17a06e0635a51e3810e2b95.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3880
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5889.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\unio5889.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4116
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9570.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9570.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3256
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0591.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0591.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:2216

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\unio5889.exe
    Filesize

    398KB

    MD5

    89becce2ad61128322cfec2e457c8295

    SHA1

    0db3aadb49ba546ea0b3a0d65c2b549cdcb42c7a

    SHA256

    4cf08db048be7e1c8e681b4efdbbbd91afc756afef6bca3a6c438fe7900e3fba

    SHA512

    d1a505f43e928ee84608aae662b25e8c0a4439239a78b8d8a34902088ad033e7d83039e4ed3fd2cee41745a5439f1d7741e9b0a138423e9e1c36b559bec079a3

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9570.exe
    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0591.exe
    Filesize

    358KB

    MD5

    c974adb7843276455aa64660ba257bf4

    SHA1

    32802155913a9d51c8afc52620a13de87d6ba5e4

    SHA256

    a847435bfeda6dd639c9511bf6f859e87587bdac87d2b9d3702e95c424be036e

    SHA512

    697333a4fd641aacea8375d8a705a419b23cb2829d87b592e5fb7974adb2db13bbfaccaa0364ea1ea597319ae84cb654a04f99f6d1567f98e4e8af338e871d2d

  • memory/2216-22-0x0000000000710000-0x0000000000810000-memory.dmp
    Filesize

    1024KB

  • memory/2216-23-0x00000000005B0000-0x00000000005FB000-memory.dmp
    Filesize

    300KB

  • memory/2216-24-0x0000000000400000-0x00000000004D9000-memory.dmp
    Filesize

    868KB

  • memory/2216-26-0x0000000074710000-0x0000000074EC0000-memory.dmp
    Filesize

    7.7MB

  • memory/2216-25-0x0000000002350000-0x0000000002396000-memory.dmp
    Filesize

    280KB

  • memory/2216-27-0x0000000004D20000-0x0000000004D30000-memory.dmp
    Filesize

    64KB

  • memory/2216-28-0x0000000004D20000-0x0000000004D30000-memory.dmp
    Filesize

    64KB

  • memory/2216-29-0x0000000004D30000-0x00000000052D4000-memory.dmp
    Filesize

    5.6MB

  • memory/2216-30-0x0000000004C20000-0x0000000004C64000-memory.dmp
    Filesize

    272KB

  • memory/2216-31-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-32-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-34-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-36-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-44-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-42-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-46-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-40-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-56-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-54-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-52-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-50-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-48-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-60-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-62-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-72-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-70-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-74-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-68-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-76-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-80-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-78-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-66-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-64-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-58-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-84-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-82-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-38-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-86-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-88-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-90-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-92-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-94-0x0000000004C20000-0x0000000004C5E000-memory.dmp
    Filesize

    248KB

  • memory/2216-937-0x00000000052E0000-0x00000000058F8000-memory.dmp
    Filesize

    6.1MB

  • memory/2216-938-0x0000000005900000-0x0000000005A0A000-memory.dmp
    Filesize

    1.0MB

  • memory/2216-939-0x0000000005A30000-0x0000000005A42000-memory.dmp
    Filesize

    72KB

  • memory/2216-940-0x0000000004D20000-0x0000000004D30000-memory.dmp
    Filesize

    64KB

  • memory/2216-941-0x0000000005A50000-0x0000000005A8C000-memory.dmp
    Filesize

    240KB

  • memory/2216-942-0x0000000005BA0000-0x0000000005BEC000-memory.dmp
    Filesize

    304KB

  • memory/2216-944-0x0000000000710000-0x0000000000810000-memory.dmp
    Filesize

    1024KB

  • memory/2216-945-0x0000000000400000-0x00000000004D9000-memory.dmp
    Filesize

    868KB

  • memory/2216-946-0x0000000074710000-0x0000000074EC0000-memory.dmp
    Filesize

    7.7MB

  • memory/2216-947-0x0000000004D20000-0x0000000004D30000-memory.dmp
    Filesize

    64KB

  • memory/2216-949-0x0000000004D20000-0x0000000004D30000-memory.dmp
    Filesize

    64KB

  • memory/2216-950-0x0000000004D20000-0x0000000004D30000-memory.dmp
    Filesize

    64KB

  • memory/3256-14-0x0000000000F20000-0x0000000000F2A000-memory.dmp
    Filesize

    40KB

  • memory/3256-15-0x00007FFE02EA0000-0x00007FFE03961000-memory.dmp
    Filesize

    10.8MB

  • memory/3256-17-0x00007FFE02EA0000-0x00007FFE03961000-memory.dmp
    Filesize

    10.8MB