Resubmissions

30-05-2024 17:33

240530-v5b3ksgc98 10

23-05-2024 18:24

240523-w2bhbabg64 10

Analysis

  • max time kernel
    131s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 18:24

General

  • Target

    0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07.exe

  • Size

    491KB

  • MD5

    1c185b332b3c465c964af971cafee906

  • SHA1

    8a608729025c94664a9925c0aba1fb4479eeb6e9

  • SHA256

    0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07

  • SHA512

    8f31346b635988db5b6170ce267c0b40b7ef27584cdc7a57f181f2b05b060be5ff97a5533941f0297bd946df8fcad0295f168676e2fe76f99cdbdd85824030c8

  • SSDEEP

    12288:1Mr5y90hhwxAOv0OPzp6Cp4mEonRxsvz:kyuZmU5mxMz

Malware Config

Extracted

Family

redline

Botnet

hares

C2

83.97.73.128:19071

Attributes
  • auth_value

    62fed2fd42b168e956200885cefb36a7

Signatures

  • Detects Healer an antivirus disabler dropper 4 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 12 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • Detects executables embedding registry key / value combination indicative of disabling Windows Defender features 4 IoCs
  • Detects executables packed with ConfuserEx Mod 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Windows security modification 2 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07.exe
    "C:\Users\Admin\AppData\Local\Temp\0961cfb89798532c90d35ce37a1718f108d572c7886da0f4b1d6c777c7673e07.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:636
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2409475.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2409475.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:456
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a9971995.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a9971995.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4272
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6219333.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6219333.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:452
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c9926148.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c9926148.exe
      2⤵
      • Executes dropped EXE
      PID:4260
  • C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe start wuauserv
    1⤵
    • Launches sc.exe
    PID:1640

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\AppLaunch.exe.log

    Filesize

    226B

    MD5

    916851e072fbabc4796d8916c5131092

    SHA1

    d48a602229a690c512d5fdaf4c8d77547a88e7a2

    SHA256

    7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

    SHA512

    07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\c9926148.exe

    Filesize

    402KB

    MD5

    c6ce87618d0922f5b8776d8b598aeb03

    SHA1

    f4d9cc93b4e8712b0a92ac6b684086a20f3d8a75

    SHA256

    30c07696b475f2efe0f93bc002cdaaa423be872c1f4435e380ae622ec896b7bf

    SHA512

    16ac053a05aec81227ff5b95d924992c9298b1f184cff79b7bd0e7fe61fdc82416de70d2af787eb09f8f877c4994c6297a5caa4a0845fd969f5aef7695be9775

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v2409475.exe

    Filesize

    227KB

    MD5

    69898c7e9e5c421b885c9d6d9c0b65ca

    SHA1

    927bc1958eaa697859280b6fe6f6bbbd641ff3d2

    SHA256

    0809be422dc597ce5e89dccfa4fb221e6ef9c9ca2ac253744c5499e64a29ca4d

    SHA512

    c52da885618cb7f815f833b73e3e025d7c0034c40d93512d20b69f233f5a5205427d03f72792a8383b849e37b1549ac8379bc7788b864d87bad09d49d4f8540f

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a9971995.exe

    Filesize

    176KB

    MD5

    211a06e9ae68ced1234252a48696431b

    SHA1

    69950e2ee2fafd177d1a295836713bfd8d18df9c

    SHA256

    0bdca9c84103454e329cfde4e69dc41a0ec0196c078c8fc195b0fa739d2f905d

    SHA512

    b1643ba376075619335b4bdf0d7610aece13b7c9db60eecb508465f97ef3e6a9d5297f9ac8529886efa052cdd8814ac7d4eeab44812f797a1b2dc5fa967ee7eb

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\b6219333.exe

    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • memory/452-26-0x0000000000FD0000-0x0000000000FDA000-memory.dmp

    Filesize

    40KB

  • memory/4260-37-0x000000000A600000-0x000000000AC18000-memory.dmp

    Filesize

    6.1MB

  • memory/4260-31-0x0000000000470000-0x00000000004A0000-memory.dmp

    Filesize

    192KB

  • memory/4260-36-0x0000000004BC0000-0x0000000004BC6000-memory.dmp

    Filesize

    24KB

  • memory/4260-38-0x000000000A040000-0x000000000A14A000-memory.dmp

    Filesize

    1.0MB

  • memory/4260-39-0x000000000A180000-0x000000000A192000-memory.dmp

    Filesize

    72KB

  • memory/4260-40-0x000000000A1A0000-0x000000000A1DC000-memory.dmp

    Filesize

    240KB

  • memory/4260-41-0x0000000004580000-0x00000000045CC000-memory.dmp

    Filesize

    304KB

  • memory/4272-20-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB

  • memory/4272-16-0x0000000000470000-0x000000000047A000-memory.dmp

    Filesize

    40KB

  • memory/4272-15-0x0000000000401000-0x0000000000404000-memory.dmp

    Filesize

    12KB

  • memory/4272-14-0x0000000000400000-0x000000000042B000-memory.dmp

    Filesize

    172KB