Analysis

  • max time kernel
    146s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 14:32

General

  • Target

    189bf8b11dee99ed7e1e469dc473e6a36cc501c81db6093fdae6c031c37139e3.exe

  • Size

    309KB

  • MD5

    342b1816c9b8d3e94affca15effaa80e

  • SHA1

    d335bae1ffead340c29b008bb61e3c353520eb8b

  • SHA256

    189bf8b11dee99ed7e1e469dc473e6a36cc501c81db6093fdae6c031c37139e3

  • SHA512

    c119ef28e0b35fb48c36e3cf24855056eb0d2ab4cd94af312e33f7ca2bef26563ba46b12783177ff9dbb4e0c9a8982527163ee73e5ac35b4388d02dc673b3269

  • SSDEEP

    6144:Kry+bnr+gp0yN90QEV5F5OYc1u31g4TBy0LfkL3+GeOIq7bB4bz:xMr0y90Nxc1u31TTE0LcL3lZ7bB4

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 2 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\189bf8b11dee99ed7e1e469dc473e6a36cc501c81db6093fdae6c031c37139e3.exe
    "C:\Users\Admin\AppData\Local\Temp\189bf8b11dee99ed7e1e469dc473e6a36cc501c81db6093fdae6c031c37139e3.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4776
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a3252242.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a3252242.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:556
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b2630465.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b2630465.exe
      2⤵
      • Executes dropped EXE
      PID:2252

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\a3252242.exe
    Filesize

    180KB

    MD5

    12a050bebc4ee3e342a8201d7980c888

    SHA1

    a9bf8ead7baa337173f676549de30df7ec1eb6e8

    SHA256

    7a6996e3e255f8c534550ce0697812ec907d0654d93797c9eb4af101dd33d72e

    SHA512

    974a54fe5f1049f5994bc576cc3643d4c28e97ead6c5bac09288bcd0c6ff206b4c8eaec2909ccc4755565cf6a978af8d599d7a29372016662d183b305ab5f7f2

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b2630465.exe
    Filesize

    168KB

    MD5

    c06cddf22cb66dfd43c6a46444fca4f2

    SHA1

    f5ee4fbe06f1d18575e60017b08c9f1eae211744

    SHA256

    f8d5814bf1c7514646359fa5f322ba3b7868804a61ee50605232e1b315a649af

    SHA512

    091513d35ea23d63491af13edb83d976aa795e334ead4cfda23420b5778307c980cac5f7498981d47c1835b1baf383b86d5278731ad5e719f20b8370a28240df

  • memory/556-39-0x0000000002530000-0x0000000002542000-memory.dmp
    Filesize

    72KB

  • memory/556-37-0x0000000002530000-0x0000000002542000-memory.dmp
    Filesize

    72KB

  • memory/556-9-0x0000000073DF0000-0x00000000745A0000-memory.dmp
    Filesize

    7.7MB

  • memory/556-12-0x0000000002530000-0x0000000002542000-memory.dmp
    Filesize

    72KB

  • memory/556-19-0x0000000002530000-0x0000000002542000-memory.dmp
    Filesize

    72KB

  • memory/556-13-0x0000000002530000-0x0000000002542000-memory.dmp
    Filesize

    72KB

  • memory/556-8-0x0000000000860000-0x000000000087A000-memory.dmp
    Filesize

    104KB

  • memory/556-17-0x0000000002530000-0x0000000002542000-memory.dmp
    Filesize

    72KB

  • memory/556-35-0x0000000002530000-0x0000000002542000-memory.dmp
    Filesize

    72KB

  • memory/556-33-0x0000000002530000-0x0000000002542000-memory.dmp
    Filesize

    72KB

  • memory/556-31-0x0000000002530000-0x0000000002542000-memory.dmp
    Filesize

    72KB

  • memory/556-29-0x0000000002530000-0x0000000002542000-memory.dmp
    Filesize

    72KB

  • memory/556-27-0x0000000002530000-0x0000000002542000-memory.dmp
    Filesize

    72KB

  • memory/556-15-0x0000000002530000-0x0000000002542000-memory.dmp
    Filesize

    72KB

  • memory/556-23-0x0000000002530000-0x0000000002542000-memory.dmp
    Filesize

    72KB

  • memory/556-21-0x0000000002530000-0x0000000002542000-memory.dmp
    Filesize

    72KB

  • memory/556-11-0x0000000002530000-0x0000000002548000-memory.dmp
    Filesize

    96KB

  • memory/556-10-0x0000000004BF0000-0x0000000005194000-memory.dmp
    Filesize

    5.6MB

  • memory/556-25-0x0000000002530000-0x0000000002542000-memory.dmp
    Filesize

    72KB

  • memory/556-40-0x0000000073DF0000-0x00000000745A0000-memory.dmp
    Filesize

    7.7MB

  • memory/556-41-0x0000000073DF0000-0x00000000745A0000-memory.dmp
    Filesize

    7.7MB

  • memory/556-43-0x0000000073DF0000-0x00000000745A0000-memory.dmp
    Filesize

    7.7MB

  • memory/556-7-0x0000000073DFE000-0x0000000073DFF000-memory.dmp
    Filesize

    4KB

  • memory/2252-48-0x0000000000E30000-0x0000000000E60000-memory.dmp
    Filesize

    192KB

  • memory/2252-47-0x0000000073DA0000-0x0000000073E4B000-memory.dmp
    Filesize

    684KB

  • memory/2252-49-0x0000000003100000-0x0000000003106000-memory.dmp
    Filesize

    24KB

  • memory/2252-50-0x000000000B270000-0x000000000B888000-memory.dmp
    Filesize

    6.1MB

  • memory/2252-51-0x000000000ADE0000-0x000000000AEEA000-memory.dmp
    Filesize

    1.0MB

  • memory/2252-52-0x000000000AD10000-0x000000000AD22000-memory.dmp
    Filesize

    72KB

  • memory/2252-53-0x0000000073DA0000-0x0000000073E4B000-memory.dmp
    Filesize

    684KB

  • memory/2252-54-0x000000000AD70000-0x000000000ADAC000-memory.dmp
    Filesize

    240KB

  • memory/2252-55-0x0000000003000000-0x000000000304C000-memory.dmp
    Filesize

    304KB

  • memory/2252-56-0x0000000073DA0000-0x0000000073E4B000-memory.dmp
    Filesize

    684KB