Analysis

  • max time kernel
    142s
  • 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:1924
    • 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:2076
    • 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:4840
  • 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=3444,i,11266875042087428226,16669718873272757238,262144 --variations-seed-version --mojo-platform-channel-handle=4196 /prefetch:8
    1⤵
      PID:3600

    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/2076-21-0x00000000024F0000-0x0000000002502000-memory.dmp

      Filesize

      72KB

    • memory/2076-28-0x00000000024F0000-0x0000000002502000-memory.dmp

      Filesize

      72KB

    • memory/2076-10-0x0000000004A00000-0x0000000004FA4000-memory.dmp

      Filesize

      5.6MB

    • memory/2076-11-0x00000000024F0000-0x0000000002508000-memory.dmp

      Filesize

      96KB

    • memory/2076-13-0x00000000024F0000-0x0000000002502000-memory.dmp

      Filesize

      72KB

    • memory/2076-39-0x00000000024F0000-0x0000000002502000-memory.dmp

      Filesize

      72KB

    • memory/2076-15-0x00000000024F0000-0x0000000002502000-memory.dmp

      Filesize

      72KB

    • memory/2076-40-0x0000000074AC0000-0x0000000075270000-memory.dmp

      Filesize

      7.7MB

    • memory/2076-35-0x00000000024F0000-0x0000000002502000-memory.dmp

      Filesize

      72KB

    • memory/2076-33-0x00000000024F0000-0x0000000002502000-memory.dmp

      Filesize

      72KB

    • memory/2076-29-0x00000000024F0000-0x0000000002502000-memory.dmp

      Filesize

      72KB

    • memory/2076-19-0x00000000024F0000-0x0000000002502000-memory.dmp

      Filesize

      72KB

    • memory/2076-25-0x00000000024F0000-0x0000000002502000-memory.dmp

      Filesize

      72KB

    • memory/2076-23-0x00000000024F0000-0x0000000002502000-memory.dmp

      Filesize

      72KB

    • memory/2076-8-0x0000000002120000-0x000000000213A000-memory.dmp

      Filesize

      104KB

    • memory/2076-9-0x0000000074AC0000-0x0000000075270000-memory.dmp

      Filesize

      7.7MB

    • memory/2076-37-0x00000000024F0000-0x0000000002502000-memory.dmp

      Filesize

      72KB

    • memory/2076-31-0x00000000024F0000-0x0000000002502000-memory.dmp

      Filesize

      72KB

    • memory/2076-18-0x00000000024F0000-0x0000000002502000-memory.dmp

      Filesize

      72KB

    • memory/2076-12-0x00000000024F0000-0x0000000002502000-memory.dmp

      Filesize

      72KB

    • memory/2076-42-0x0000000074AC0000-0x0000000075270000-memory.dmp

      Filesize

      7.7MB

    • memory/2076-7-0x0000000074ACE000-0x0000000074ACF000-memory.dmp

      Filesize

      4KB

    • memory/4840-52-0x000000000A120000-0x000000000A15C000-memory.dmp

      Filesize

      240KB

    • memory/4840-47-0x0000000074A70000-0x0000000074B1B000-memory.dmp

      Filesize

      684KB

    • memory/4840-48-0x0000000002570000-0x0000000002576000-memory.dmp

      Filesize

      24KB

    • memory/4840-49-0x000000000A610000-0x000000000AC28000-memory.dmp

      Filesize

      6.1MB

    • memory/4840-50-0x000000000A190000-0x000000000A29A000-memory.dmp

      Filesize

      1.0MB

    • memory/4840-51-0x000000000A0C0000-0x000000000A0D2000-memory.dmp

      Filesize

      72KB

    • memory/4840-53-0x0000000074A70000-0x0000000074B1B000-memory.dmp

      Filesize

      684KB

    • memory/4840-46-0x0000000000320000-0x0000000000350000-memory.dmp

      Filesize

      192KB

    • memory/4840-54-0x0000000002370000-0x00000000023BC000-memory.dmp

      Filesize

      304KB

    • memory/4840-55-0x0000000074A70000-0x0000000074B1B000-memory.dmp

      Filesize

      684KB