Analysis

  • max time kernel
    141s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-05-2024 08:13

General

  • Target

    16b83c892688e1869a75fcf88075e1a7a0983c284c41a7ff721e23cb6b9c9f86.exe

  • Size

    389KB

  • MD5

    1e6d0394a9335f03d83a7f498df12ec8

  • SHA1

    aa25774159336873d0799b11546d7cec88ebca87

  • SHA256

    16b83c892688e1869a75fcf88075e1a7a0983c284c41a7ff721e23cb6b9c9f86

  • SHA512

    4bb7c4a3706e4056f6cc38e46dafab8e6bd463a148d5bc46197f7957f750d51c6d98903eeebe5b560283d1e15536bebad88c364e3776d5b804d99f36b8a17393

  • SSDEEP

    6144:Kqy+bnr+gp0yN90QE+rBmAS9kW2PZNK9zG1evw+IsQnjCgK83sE6ZnRC7D4I/FWB:uMrIy90wsAS/kBQk6o7D4I6d

Malware Config

Extracted

Family

redline

Botnet

roma

C2

77.91.68.56:19071

Attributes
  • auth_value

    f099c2cf92834dbc554a94e1456cf576

Signatures

  • Detects Healer an antivirus disabler dropper 2 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 3 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\16b83c892688e1869a75fcf88075e1a7a0983c284c41a7ff721e23cb6b9c9f86.exe
    "C:\Users\Admin\AppData\Local\Temp\16b83c892688e1869a75fcf88075e1a7a0983c284c41a7ff721e23cb6b9c9f86.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2796
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z1368932.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z1368932.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1648
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p9600155.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p9600155.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4564
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r7637580.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r7637580.exe
        3⤵
        • Executes dropped EXE
        PID:4084

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z1368932.exe

    Filesize

    206KB

    MD5

    f389811e3e6c0afdba444f02db669093

    SHA1

    2f67d8c13e1477415f6ef5408a2940c7739b21dc

    SHA256

    48da474cb540b3f33c0b78853f06ed9249618db3e5c4670d45b18a1a6180e0f2

    SHA512

    49c9acb85f437e75a43cb215e96fe13dc56f05595b27c57ecdb73516a5e53cfb21cb6a0faf38e32af69f72d1a4a358f08ad4e819e8944bf77ae9f46050e7787a

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p9600155.exe

    Filesize

    13KB

    MD5

    d3ed7b336677ab4edb046bcaadbf972f

    SHA1

    d8a6e54a5a4431f985a3157b93aaae0e04bb1325

    SHA256

    1109e4e67a017af633fad9733479bf067a924c950974c946c381958801a6d5bc

    SHA512

    6e2a47a5729043b9708f5a781159853b5b0f4c0a228309a7c427c5f4afcdff4f82f1f56e1f0a1defbcf15f5eb1ae4c8db22f84295c5ed3c8dbe3c82d8331cfc2

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r7637580.exe

    Filesize

    175KB

    MD5

    e4232b49c9b6f09e99407fd03ad1a93d

    SHA1

    c6ed2f7d1587e1970b0f566ad5e5ade07404d9ae

    SHA256

    462107d8de1bad294f86e326dea00e9a1f04b9045f2370e57fe4948ed3688802

    SHA512

    ec8c6cfbe8d15468a5797eb15263d69cd129aae064b44350b0f641906dd745011df5f56831badaa725fc77f37882b5144452f9f811d1fa00594984bbff6f75f6

  • memory/4084-20-0x0000000000140000-0x0000000000170000-memory.dmp

    Filesize

    192KB

  • memory/4084-21-0x0000000002510000-0x0000000002516000-memory.dmp

    Filesize

    24KB

  • memory/4084-22-0x000000000A460000-0x000000000AA78000-memory.dmp

    Filesize

    6.1MB

  • memory/4084-23-0x0000000009FB0000-0x000000000A0BA000-memory.dmp

    Filesize

    1.0MB

  • memory/4084-24-0x0000000009EF0000-0x0000000009F02000-memory.dmp

    Filesize

    72KB

  • memory/4084-25-0x0000000009F50000-0x0000000009F8C000-memory.dmp

    Filesize

    240KB

  • memory/4084-26-0x00000000022D0000-0x000000000231C000-memory.dmp

    Filesize

    304KB

  • memory/4564-15-0x00007FF800713000-0x00007FF800715000-memory.dmp

    Filesize

    8KB

  • memory/4564-14-0x00000000003B0000-0x00000000003BA000-memory.dmp

    Filesize

    40KB