Analysis

  • max time kernel
    146s
  • max time network
    155s
  • 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 15:01

General

  • Target

    7abba1ebb59dafe06cecf717ad708d5d5e873cb2cd6cfa536b3cf5eef782c19b.exe

  • Size

    983KB

  • MD5

    f96ab377e21347c5e38d5af7a8917d70

  • SHA1

    71ffd7a11f3ea4ca942f5e37c4ee26a579768db5

  • SHA256

    7abba1ebb59dafe06cecf717ad708d5d5e873cb2cd6cfa536b3cf5eef782c19b

  • SHA512

    faf6d7f33e5d90290319169b374e77504649ecb6ca8377e5424d006967a3c552e3860da4b3fe926f341e86ec7e4dac36dc3f9eb0d0745eab84acfc6ac23299f3

  • SSDEEP

    12288:h2pQArdk+4w8eaVYVpoeQEbc0L2NcsWrQ8Av7VT5cO1utoW3Z11609QZ:h2p9dk+4wv2YVpoeQbVvRtC3Z4

Malware Config

Extracted

Family

redline

Botnet

5637482599

C2

https://pastebin.com/raw/NgsUAPya

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7abba1ebb59dafe06cecf717ad708d5d5e873cb2cd6cfa536b3cf5eef782c19b.exe
    "C:\Users\Admin\AppData\Local\Temp\7abba1ebb59dafe06cecf717ad708d5d5e873cb2cd6cfa536b3cf5eef782c19b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3352
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3776
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3352 -s 324
      2⤵
      • Program crash
      PID:4092
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3352 -ip 3352
    1⤵
      PID:4088

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Credential Access

    Unsecured Credentials

    2
    T1552

    Credentials In Files

    2
    T1552.001

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Command and Control

    Web Service

    1
    T1102

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3352-0-0x0000000000616000-0x0000000000617000-memory.dmp
      Filesize

      4KB

    • memory/3776-1-0x0000000000400000-0x0000000000422000-memory.dmp
      Filesize

      136KB

    • memory/3776-2-0x000000007416E000-0x000000007416F000-memory.dmp
      Filesize

      4KB

    • memory/3776-3-0x0000000005430000-0x0000000005496000-memory.dmp
      Filesize

      408KB

    • memory/3776-4-0x0000000005FA0000-0x00000000065B8000-memory.dmp
      Filesize

      6.1MB

    • memory/3776-5-0x00000000059D0000-0x00000000059E2000-memory.dmp
      Filesize

      72KB

    • memory/3776-6-0x0000000005B00000-0x0000000005C0A000-memory.dmp
      Filesize

      1.0MB

    • memory/3776-7-0x0000000074160000-0x0000000074910000-memory.dmp
      Filesize

      7.7MB

    • memory/3776-8-0x0000000006900000-0x000000000693C000-memory.dmp
      Filesize

      240KB

    • memory/3776-9-0x0000000006940000-0x000000000698C000-memory.dmp
      Filesize

      304KB

    • memory/3776-10-0x0000000006C80000-0x0000000006E42000-memory.dmp
      Filesize

      1.8MB

    • memory/3776-11-0x0000000007380000-0x00000000078AC000-memory.dmp
      Filesize

      5.2MB

    • memory/3776-13-0x0000000007030000-0x00000000070C2000-memory.dmp
      Filesize

      584KB

    • memory/3776-12-0x0000000007E60000-0x0000000008404000-memory.dmp
      Filesize

      5.6MB

    • memory/3776-14-0x0000000006ED0000-0x0000000006F46000-memory.dmp
      Filesize

      472KB

    • memory/3776-15-0x0000000006E50000-0x0000000006E6E000-memory.dmp
      Filesize

      120KB

    • memory/3776-16-0x0000000007D40000-0x0000000007D90000-memory.dmp
      Filesize

      320KB

    • memory/3776-18-0x0000000074160000-0x0000000074910000-memory.dmp
      Filesize

      7.7MB