Analysis

  • max time kernel
    142s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 15:11

General

  • Target

    6a07da5bb14797863c49fc62e415bb280c201c446e8d5746c3ae106bf92ceed3.exe

  • Size

    480KB

  • MD5

    d0af8af8d2bcdbd767a498fb7e6f8691

  • SHA1

    541130793b06d9e8862d9855c3ca8f4f0e57f2fd

  • SHA256

    6a07da5bb14797863c49fc62e415bb280c201c446e8d5746c3ae106bf92ceed3

  • SHA512

    674829bcdf6da9937c5c3da750ceb5545895d19fdc4c91944f26d98340b10daea3c6b75b694997b42927fbbe2e40bf351882a2cec791e051d6e82c5c1c5fb615

  • SSDEEP

    6144:Kwy+bnr+sp0yN90QEyOOcgDn3CM/XeWEDBmCfbAHreBzNMReKIRuOyIk9AvXTLSa:0Mrcy900n3CM/YmtUNPKqUBAvXH

Malware Config

Extracted

Family

redline

Botnet

mihan

C2

217.196.96.101:4132

Attributes
  • auth_value

    9a6a8fdae02ed7caa0a49a6ddc6d4520

Signatures

  • Detects Healer an antivirus disabler dropper 17 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 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6a07da5bb14797863c49fc62e415bb280c201c446e8d5746c3ae106bf92ceed3.exe
    "C:\Users\Admin\AppData\Local\Temp\6a07da5bb14797863c49fc62e415bb280c201c446e8d5746c3ae106bf92ceed3.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2036
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v8303187.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v8303187.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:708
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a0632699.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a0632699.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4284
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b0788774.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b0788774.exe
        3⤵
        • Executes dropped EXE
        PID:2560

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\v8303187.exe
    Filesize

    309KB

    MD5

    b9b102e068106e1bb5ee1ec690f7e363

    SHA1

    0f162bff994a065fb08f224be4b5dc4eca2b73f9

    SHA256

    8355a17b5fec607c779bf1f01bc6596fc82dd876042977ec7aba895db3f1faac

    SHA512

    88aa7fb366e047aa081f60e457f39233e805459025119bc3e9826449fd7db155bba0db3c560272104342cd52ed8d5b8a79de589b4acbe9e99727df23a54c1870

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a0632699.exe
    Filesize

    180KB

    MD5

    2dfddd73d31864692324ceea8a7a4cb8

    SHA1

    c19a892523114d379f85e3286b0b69f97edc751e

    SHA256

    8fc6e05b5c0d6aa8430fc649542758d970226d8ff2b7ea0a67f9a00887321c77

    SHA512

    620e03d5824a660d2cbf72faab3f726cea4018dea1e45ce6d8e5fe0026d17f32fa87c52c012634ef37ea011af03089d3e0aa895c7aafa03465dabf614ff9f6d9

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b0788774.exe
    Filesize

    168KB

    MD5

    616457cb4f295e389a163df89bf8e73a

    SHA1

    3e08ef30cea049082d2d6d5ec3b1998aa8226fcf

    SHA256

    d75800d25073b6f917a3cdf5da958d90c5661346cb69208e62077313a766b871

    SHA512

    0325df9d40ecd2fc85daac95dd7bf443f3744119257ada5628107b4d74cc6a816e7a759c8f2813c78278f4ffdcf363f91b69feba02e99ab616e071751ba8e9b9

  • memory/2560-60-0x0000000002B60000-0x0000000002BAC000-memory.dmp
    Filesize

    304KB

  • memory/2560-59-0x000000000A7E0000-0x000000000A81C000-memory.dmp
    Filesize

    240KB

  • memory/2560-58-0x000000000A780000-0x000000000A792000-memory.dmp
    Filesize

    72KB

  • memory/2560-57-0x000000000A850000-0x000000000A95A000-memory.dmp
    Filesize

    1.0MB

  • memory/2560-56-0x000000000AD20000-0x000000000B338000-memory.dmp
    Filesize

    6.1MB

  • memory/2560-55-0x0000000002BE0000-0x0000000002BE6000-memory.dmp
    Filesize

    24KB

  • memory/2560-54-0x00000000009E0000-0x0000000000A10000-memory.dmp
    Filesize

    192KB

  • memory/4284-33-0x0000000002430000-0x0000000002442000-memory.dmp
    Filesize

    72KB

  • memory/4284-23-0x0000000002430000-0x0000000002442000-memory.dmp
    Filesize

    72KB

  • memory/4284-39-0x0000000002430000-0x0000000002442000-memory.dmp
    Filesize

    72KB

  • memory/4284-37-0x0000000002430000-0x0000000002442000-memory.dmp
    Filesize

    72KB

  • memory/4284-35-0x0000000002430000-0x0000000002442000-memory.dmp
    Filesize

    72KB

  • memory/4284-48-0x0000000073CA0000-0x0000000074450000-memory.dmp
    Filesize

    7.7MB

  • memory/4284-44-0x0000000002430000-0x0000000002442000-memory.dmp
    Filesize

    72KB

  • memory/4284-31-0x0000000002430000-0x0000000002442000-memory.dmp
    Filesize

    72KB

  • memory/4284-29-0x0000000002430000-0x0000000002442000-memory.dmp
    Filesize

    72KB

  • memory/4284-27-0x0000000002430000-0x0000000002442000-memory.dmp
    Filesize

    72KB

  • memory/4284-25-0x0000000002430000-0x0000000002442000-memory.dmp
    Filesize

    72KB

  • memory/4284-41-0x0000000002430000-0x0000000002442000-memory.dmp
    Filesize

    72KB

  • memory/4284-47-0x0000000002430000-0x0000000002442000-memory.dmp
    Filesize

    72KB

  • memory/4284-20-0x0000000002430000-0x0000000002442000-memory.dmp
    Filesize

    72KB

  • memory/4284-50-0x0000000073CA0000-0x0000000074450000-memory.dmp
    Filesize

    7.7MB

  • memory/4284-45-0x0000000002430000-0x0000000002442000-memory.dmp
    Filesize

    72KB

  • memory/4284-21-0x0000000002430000-0x0000000002442000-memory.dmp
    Filesize

    72KB

  • memory/4284-19-0x0000000073CA0000-0x0000000074450000-memory.dmp
    Filesize

    7.7MB

  • memory/4284-18-0x0000000002430000-0x0000000002448000-memory.dmp
    Filesize

    96KB

  • memory/4284-17-0x0000000004AD0000-0x0000000005074000-memory.dmp
    Filesize

    5.6MB

  • memory/4284-16-0x0000000073CA0000-0x0000000074450000-memory.dmp
    Filesize

    7.7MB

  • memory/4284-15-0x0000000002350000-0x000000000236A000-memory.dmp
    Filesize

    104KB

  • memory/4284-14-0x0000000073CAE000-0x0000000073CAF000-memory.dmp
    Filesize

    4KB