Analysis

  • max time kernel
    142s
  • max time network
    152s
  • 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 13:07

General

  • Target

    c47b15f9672b5795b62a389de76336302127184be510254d08b9b5100134dd7d.exe

  • Size

    309KB

  • MD5

    29b6f7f057eac5b191f6c8afd570de01

  • SHA1

    42d70940116df9fd978d8c6c8429c125fc421670

  • SHA256

    c47b15f9672b5795b62a389de76336302127184be510254d08b9b5100134dd7d

  • SHA512

    08da0693b309a1b7549610f10e1f90e47deb87033a78403caa0220e916ffb2f4126f07848d7a8c1f94c947ce2915933ad205cb4e5ba54f5d0d560cf486642207

  • SSDEEP

    6144:KHy+bnr+Up0yN90QE05F5OYc1u31g4TByPS6C+jIQpO56Iw:9MrEy90uxc1u31TTEP/7vxd

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\c47b15f9672b5795b62a389de76336302127184be510254d08b9b5100134dd7d.exe
    "C:\Users\Admin\AppData\Local\Temp\c47b15f9672b5795b62a389de76336302127184be510254d08b9b5100134dd7d.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2032
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a3027297.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a3027297.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4660
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b5851738.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b5851738.exe
      2⤵
      • Executes dropped EXE
      PID:3544

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\a3027297.exe

    Filesize

    180KB

    MD5

    a92537fedf49fd467c41d80bde9ba55d

    SHA1

    685abba2395ef1a3405f91e849e452ee4aa99226

    SHA256

    a0e9f5fb78ce13719eba331ddc31e1c9e0c7712c8466692695331657658ff404

    SHA512

    c90ceefe96baeb9583e1834ec1b3b058785cf466a2d998c32e3e644413e9ad515359ccccb87c8575af0120be27af3dd167dcdbe01c3246fb451b6d321c80282f

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\b5851738.exe

    Filesize

    168KB

    MD5

    a71b72e1859bd9a5c048a3c5ee5dfc7b

    SHA1

    99896b37b82091d11c534ec59e0c4204f4cd0fcc

    SHA256

    141b7eea951585dfd88dbdcd219722d2d8307fc7cbf8c720bd23e3b897966d60

    SHA512

    b970d9a52df7a0f34e53515f0a6ca9f6cd01d6b1efefc0c4ccbd08a789281251a57181f813e2c2ddef1d679e73f15357842367307052dd25204c16904c605ce1

  • memory/3544-56-0x0000000073F10000-0x0000000073FBB000-memory.dmp

    Filesize

    684KB

  • memory/3544-55-0x0000000004E20000-0x0000000004E6C000-memory.dmp

    Filesize

    304KB

  • memory/3544-54-0x0000000004CA0000-0x0000000004CDC000-memory.dmp

    Filesize

    240KB

  • memory/3544-53-0x0000000073F10000-0x0000000073FBB000-memory.dmp

    Filesize

    684KB

  • memory/3544-52-0x0000000004C40000-0x0000000004C52000-memory.dmp

    Filesize

    72KB

  • memory/3544-51-0x0000000004D10000-0x0000000004E1A000-memory.dmp

    Filesize

    1.0MB

  • memory/3544-50-0x0000000005200000-0x0000000005818000-memory.dmp

    Filesize

    6.1MB

  • memory/3544-49-0x0000000000A80000-0x0000000000A86000-memory.dmp

    Filesize

    24KB

  • memory/3544-48-0x00000000002C0000-0x00000000002F0000-memory.dmp

    Filesize

    192KB

  • memory/3544-47-0x0000000073F10000-0x0000000073FBB000-memory.dmp

    Filesize

    684KB

  • memory/4660-38-0x0000000002640000-0x0000000002652000-memory.dmp

    Filesize

    72KB

  • memory/4660-43-0x0000000073F40000-0x00000000746F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4660-41-0x0000000073F40000-0x00000000746F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4660-26-0x0000000002640000-0x0000000002652000-memory.dmp

    Filesize

    72KB

  • memory/4660-24-0x0000000002640000-0x0000000002652000-memory.dmp

    Filesize

    72KB

  • memory/4660-22-0x0000000002640000-0x0000000002652000-memory.dmp

    Filesize

    72KB

  • memory/4660-20-0x0000000002640000-0x0000000002652000-memory.dmp

    Filesize

    72KB

  • memory/4660-18-0x0000000002640000-0x0000000002652000-memory.dmp

    Filesize

    72KB

  • memory/4660-16-0x0000000002640000-0x0000000002652000-memory.dmp

    Filesize

    72KB

  • memory/4660-14-0x0000000002640000-0x0000000002652000-memory.dmp

    Filesize

    72KB

  • memory/4660-13-0x0000000002640000-0x0000000002652000-memory.dmp

    Filesize

    72KB

  • memory/4660-28-0x0000000002640000-0x0000000002652000-memory.dmp

    Filesize

    72KB

  • memory/4660-30-0x0000000002640000-0x0000000002652000-memory.dmp

    Filesize

    72KB

  • memory/4660-32-0x0000000002640000-0x0000000002652000-memory.dmp

    Filesize

    72KB

  • memory/4660-34-0x0000000002640000-0x0000000002652000-memory.dmp

    Filesize

    72KB

  • memory/4660-36-0x0000000002640000-0x0000000002652000-memory.dmp

    Filesize

    72KB

  • memory/4660-40-0x0000000002640000-0x0000000002652000-memory.dmp

    Filesize

    72KB

  • memory/4660-12-0x0000000073F40000-0x00000000746F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4660-9-0x0000000073F40000-0x00000000746F0000-memory.dmp

    Filesize

    7.7MB

  • memory/4660-11-0x0000000002640000-0x0000000002658000-memory.dmp

    Filesize

    96KB

  • memory/4660-10-0x00000000049B0000-0x0000000004F54000-memory.dmp

    Filesize

    5.6MB

  • memory/4660-8-0x0000000002450000-0x000000000246A000-memory.dmp

    Filesize

    104KB

  • memory/4660-7-0x0000000073F4E000-0x0000000073F4F000-memory.dmp

    Filesize

    4KB