Analysis

  • max time kernel
    143s
  • max time network
    156s
  • 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 13:08

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:3572
    • 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:744
    • 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:4692
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4212,i,6576818814118437872,11004518367271063231,262144 --variations-seed-version --mojo-platform-channel-handle=1428 /prefetch:8
    1⤵
      PID:1648

    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/744-13-0x0000000002580000-0x0000000002592000-memory.dmp

      Filesize

      72KB

    • memory/744-18-0x0000000002580000-0x0000000002592000-memory.dmp

      Filesize

      72KB

    • memory/744-9-0x0000000074270000-0x0000000074A20000-memory.dmp

      Filesize

      7.7MB

    • memory/744-11-0x0000000002580000-0x0000000002598000-memory.dmp

      Filesize

      96KB

    • memory/744-12-0x0000000074270000-0x0000000074A20000-memory.dmp

      Filesize

      7.7MB

    • memory/744-30-0x0000000002580000-0x0000000002592000-memory.dmp

      Filesize

      72KB

    • memory/744-38-0x0000000002580000-0x0000000002592000-memory.dmp

      Filesize

      72KB

    • memory/744-26-0x0000000002580000-0x0000000002592000-memory.dmp

      Filesize

      72KB

    • memory/744-24-0x0000000002580000-0x0000000002592000-memory.dmp

      Filesize

      72KB

    • memory/744-22-0x0000000002580000-0x0000000002592000-memory.dmp

      Filesize

      72KB

    • memory/744-20-0x0000000002580000-0x0000000002592000-memory.dmp

      Filesize

      72KB

    • memory/744-40-0x0000000002580000-0x0000000002592000-memory.dmp

      Filesize

      72KB

    • memory/744-16-0x0000000002580000-0x0000000002592000-memory.dmp

      Filesize

      72KB

    • memory/744-14-0x0000000002580000-0x0000000002592000-memory.dmp

      Filesize

      72KB

    • memory/744-8-0x0000000002490000-0x00000000024AA000-memory.dmp

      Filesize

      104KB

    • memory/744-10-0x0000000004CA0000-0x0000000005244000-memory.dmp

      Filesize

      5.6MB

    • memory/744-28-0x0000000002580000-0x0000000002592000-memory.dmp

      Filesize

      72KB

    • memory/744-36-0x0000000002580000-0x0000000002592000-memory.dmp

      Filesize

      72KB

    • memory/744-35-0x0000000002580000-0x0000000002592000-memory.dmp

      Filesize

      72KB

    • memory/744-32-0x0000000002580000-0x0000000002592000-memory.dmp

      Filesize

      72KB

    • memory/744-42-0x0000000074270000-0x0000000074A20000-memory.dmp

      Filesize

      7.7MB

    • memory/744-7-0x000000007427E000-0x000000007427F000-memory.dmp

      Filesize

      4KB

    • memory/4692-53-0x0000000005610000-0x000000000564C000-memory.dmp

      Filesize

      240KB

    • memory/4692-47-0x0000000000C20000-0x0000000000C50000-memory.dmp

      Filesize

      192KB

    • memory/4692-48-0x0000000001520000-0x0000000001526000-memory.dmp

      Filesize

      24KB

    • memory/4692-49-0x0000000005C30000-0x0000000006248000-memory.dmp

      Filesize

      6.1MB

    • memory/4692-50-0x0000000005720000-0x000000000582A000-memory.dmp

      Filesize

      1.0MB

    • memory/4692-51-0x0000000005490000-0x00000000054A2000-memory.dmp

      Filesize

      72KB

    • memory/4692-52-0x0000000074220000-0x00000000742CB000-memory.dmp

      Filesize

      684KB

    • memory/4692-46-0x0000000074220000-0x00000000742CB000-memory.dmp

      Filesize

      684KB

    • memory/4692-54-0x0000000005650000-0x000000000569C000-memory.dmp

      Filesize

      304KB

    • memory/4692-55-0x0000000074220000-0x00000000742CB000-memory.dmp

      Filesize

      684KB