Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-05-2024 06:19

General

  • Target

    9e375a6be43c6fb35a506cdbbab7a9291cd783ccc69adf51e1cf73f8e1c949d0.exe

  • Size

    332KB

  • MD5

    1ca532db776dbb27e5a6fcbee57de507

  • SHA1

    4e4e348a558dd67d25b6b74fb10716a341ed9e22

  • SHA256

    9e375a6be43c6fb35a506cdbbab7a9291cd783ccc69adf51e1cf73f8e1c949d0

  • SHA512

    865c63487816ec1d44fa10f45e29807e18de7d23d6062ca8c4000626d685948ac12c08f3fdf0d5e5c1bd84c8d89f096465ee7a3b7d2114ae7c9887e307eabf1a

  • SSDEEP

    6144:z3Lw7HV0BJJoa1L+ZBYo5+fR+yghj6Q5KBoxBG9jA4Su7xiKgW2+0Xp:zbBBJJoa1LfSyg5lKkujsu7QKl0Xp

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
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9e375a6be43c6fb35a506cdbbab7a9291cd783ccc69adf51e1cf73f8e1c949d0.exe
    "C:\Users\Admin\AppData\Local\Temp\9e375a6be43c6fb35a506cdbbab7a9291cd783ccc69adf51e1cf73f8e1c949d0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5000
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:2028
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
          PID:4708
        • 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:4704

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/4704-10-0x00000000066B0000-0x00000000066EC000-memory.dmp

        Filesize

        240KB

      • memory/4704-17-0x0000000006CC0000-0x0000000006CDE000-memory.dmp

        Filesize

        120KB

      • memory/4704-8-0x00000000059F0000-0x0000000005AFA000-memory.dmp

        Filesize

        1.0MB

      • memory/4704-18-0x00000000070D0000-0x0000000007120000-memory.dmp

        Filesize

        320KB

      • memory/4704-4-0x000000007432E000-0x000000007432F000-memory.dmp

        Filesize

        4KB

      • memory/4704-5-0x0000000005340000-0x00000000053A6000-memory.dmp

        Filesize

        408KB

      • memory/4704-6-0x0000000005E50000-0x0000000006468000-memory.dmp

        Filesize

        6.1MB

      • memory/4704-9-0x0000000074320000-0x0000000074AD0000-memory.dmp

        Filesize

        7.7MB

      • memory/4704-20-0x0000000074320000-0x0000000074AD0000-memory.dmp

        Filesize

        7.7MB

      • memory/4704-2-0x0000000000400000-0x0000000000422000-memory.dmp

        Filesize

        136KB

      • memory/4704-7-0x00000000058C0000-0x00000000058D2000-memory.dmp

        Filesize

        72KB

      • memory/4704-11-0x00000000066F0000-0x000000000673C000-memory.dmp

        Filesize

        304KB

      • memory/4704-12-0x0000000006A30000-0x0000000006BF2000-memory.dmp

        Filesize

        1.8MB

      • memory/4704-13-0x0000000007130000-0x000000000765C000-memory.dmp

        Filesize

        5.2MB

      • memory/4704-14-0x0000000006C00000-0x0000000006C92000-memory.dmp

        Filesize

        584KB

      • memory/4704-15-0x0000000007C10000-0x00000000081B4000-memory.dmp

        Filesize

        5.6MB

      • memory/4704-16-0x0000000006D20000-0x0000000006D96000-memory.dmp

        Filesize

        472KB

      • memory/5000-0-0x0000000001160000-0x0000000001161000-memory.dmp

        Filesize

        4KB

      • memory/5000-1-0x0000000001160000-0x0000000001161000-memory.dmp

        Filesize

        4KB

      • memory/5000-3-0x0000000001160000-0x0000000001161000-memory.dmp

        Filesize

        4KB