Analysis

  • max time kernel
    149s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-05-2024 11:47

General

  • Target

    d5f7db438217721663938572626a0da7dca7a55289f9e3f27849dc176c1d7570.exe

  • Size

    316KB

  • MD5

    b5adb49812a5bb1c30c1fd2e1a53a3a2

  • SHA1

    c1acbb3aeeb052734fe08c09dc80b9492a8ede80

  • SHA256

    d5f7db438217721663938572626a0da7dca7a55289f9e3f27849dc176c1d7570

  • SHA512

    336740401f5c1f1f5fa40ad1a16174d57c3b12739c07e0dad616dda7aa722f7d2d3f116cfd7efc0b54cefeccbab401c62392c346609bf59f240a83a059d9d981

  • SSDEEP

    6144:KBy+bnr+9p0yN90QEV6vZrMgX3eYK41E8OBURKaJ2KV:rMrVy90rmN3rKWOmEaYKV

Malware Config

Extracted

Family

redline

Botnet

debro

C2

185.161.248.75:4132

Attributes
  • auth_value

    18c2c191aebfde5d1787ec8d805a01a8

Signatures

  • 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
  • Launches sc.exe 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d5f7db438217721663938572626a0da7dca7a55289f9e3f27849dc176c1d7570.exe
    "C:\Users\Admin\AppData\Local\Temp\d5f7db438217721663938572626a0da7dca7a55289f9e3f27849dc176c1d7570.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1420
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k9072993.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k9072993.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2316
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l3847739.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l3847739.exe
      2⤵
      • Executes dropped EXE
      PID:3956
  • C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe start wuauserv
    1⤵
    • Launches sc.exe
    PID:1692

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\k9072993.exe

    Filesize

    184KB

    MD5

    d4c640fb500618ad6c9fc5fe7d3e784d

    SHA1

    850df0880e1685ce709b44afbbb365cab4f0fec4

    SHA256

    a511ae2083565f7f66afa9902f2d6aaa5bdf56c8a148609bfe949880a74ff44b

    SHA512

    a28a51e937a11c9d72f7450b86469609d972a1e65c176bf92a47922eaf9cf72d3a49f0d40702f6f22bfd3f2c9f9e36edfefecdd263e1d49f3546f44d4817cecd

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l3847739.exe

    Filesize

    168KB

    MD5

    7ab58c3f72db6cad4e826cbc9f30ccaa

    SHA1

    4e050f8c7437183d4b6ca4a94e714db52044d968

    SHA256

    9b3a04c04e7bd7b489a94a9fe2a30639aeefe5e0da4b66e9fdea8ee4a1b44b02

    SHA512

    12e244ae1d9f2dc5d04d0d0afa7206e6607a3b262fda512898f164e3e6e1774da0d302b07562e2c915e2bc8ed4a9085dd620be8c50655a98b20d169968483209

  • memory/2316-40-0x0000000074340000-0x0000000074AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2316-35-0x0000000004990000-0x00000000049A6000-memory.dmp

    Filesize

    88KB

  • memory/2316-10-0x0000000004990000-0x00000000049AC000-memory.dmp

    Filesize

    112KB

  • memory/2316-19-0x0000000004990000-0x00000000049A6000-memory.dmp

    Filesize

    88KB

  • memory/2316-27-0x0000000004990000-0x00000000049A6000-memory.dmp

    Filesize

    88KB

  • memory/2316-37-0x0000000004990000-0x00000000049A6000-memory.dmp

    Filesize

    88KB

  • memory/2316-8-0x00000000022D0000-0x00000000022EE000-memory.dmp

    Filesize

    120KB

  • memory/2316-17-0x0000000004990000-0x00000000049A6000-memory.dmp

    Filesize

    88KB

  • memory/2316-41-0x0000000074340000-0x0000000074AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2316-34-0x0000000004990000-0x00000000049A6000-memory.dmp

    Filesize

    88KB

  • memory/2316-31-0x0000000004990000-0x00000000049A6000-memory.dmp

    Filesize

    88KB

  • memory/2316-29-0x0000000004990000-0x00000000049A6000-memory.dmp

    Filesize

    88KB

  • memory/2316-39-0x0000000004990000-0x00000000049A6000-memory.dmp

    Filesize

    88KB

  • memory/2316-15-0x0000000004990000-0x00000000049A6000-memory.dmp

    Filesize

    88KB

  • memory/2316-23-0x0000000004990000-0x00000000049A6000-memory.dmp

    Filesize

    88KB

  • memory/2316-21-0x0000000004990000-0x00000000049A6000-memory.dmp

    Filesize

    88KB

  • memory/2316-11-0x0000000074340000-0x0000000074AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2316-9-0x0000000004AA0000-0x0000000005044000-memory.dmp

    Filesize

    5.6MB

  • memory/2316-25-0x0000000004990000-0x00000000049A6000-memory.dmp

    Filesize

    88KB

  • memory/2316-13-0x0000000004990000-0x00000000049A6000-memory.dmp

    Filesize

    88KB

  • memory/2316-12-0x0000000004990000-0x00000000049A6000-memory.dmp

    Filesize

    88KB

  • memory/2316-43-0x0000000074340000-0x0000000074AF0000-memory.dmp

    Filesize

    7.7MB

  • memory/2316-7-0x000000007434E000-0x000000007434F000-memory.dmp

    Filesize

    4KB

  • memory/3956-48-0x00000000742F0000-0x000000007439B000-memory.dmp

    Filesize

    684KB

  • memory/3956-47-0x0000000000800000-0x000000000082E000-memory.dmp

    Filesize

    184KB

  • memory/3956-49-0x00000000012E0000-0x00000000012E6000-memory.dmp

    Filesize

    24KB

  • memory/3956-50-0x00000000058E0000-0x0000000005EF8000-memory.dmp

    Filesize

    6.1MB

  • memory/3956-51-0x00000000053D0000-0x00000000054DA000-memory.dmp

    Filesize

    1.0MB

  • memory/3956-52-0x00000000052C0000-0x00000000052D2000-memory.dmp

    Filesize

    72KB

  • memory/3956-53-0x00000000742F0000-0x000000007439B000-memory.dmp

    Filesize

    684KB

  • memory/3956-54-0x0000000005320000-0x000000000535C000-memory.dmp

    Filesize

    240KB

  • memory/3956-55-0x0000000005370000-0x00000000053BC000-memory.dmp

    Filesize

    304KB

  • memory/3956-56-0x00000000742F0000-0x000000007439B000-memory.dmp

    Filesize

    684KB