Resubmissions

10-10-2024 02:19

241010-crx4sazhnm 10

Analysis

  • max time kernel
    69s
  • max time network
    91s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    10-10-2024 02:19

General

  • Target

    Samples - 10-09-2024/462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe

  • Size

    309KB

  • MD5

    aef48935a52e050c0e9d6393382aeb79

  • SHA1

    8f9a4ce1492cdee68f3dbf7f80236a46d88419ee

  • SHA256

    462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c

  • SHA512

    7ca44cf104ecbfa7365c29245fbc2b07db99a12a54dc47270bcd750585a71a0b79d792a4da544cf259f5518bef85b7caeee32ba9cc31d54cf262376cf801ccd5

  • SSDEEP

    6144:NwG++eaJbORwph3LA0gYjml493ytId3UWmdcRVEcRIzHGx:mG++R4RwphbNJmwytYzmdcRacRsG

Malware Config

Extracted

Family

redline

C2

185.196.9.26:6302

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 3 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Samples - 10-09-2024\462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe
    "C:\Users\Admin\AppData\Local\Temp\Samples - 10-09-2024\462fafaa4badf6b5bba91bd555eb567db6be610a72d7efd8f039e9387924480c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4956
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:884

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/884-14-0x0000000005B50000-0x0000000005C5A000-memory.dmp

    Filesize

    1.0MB

  • memory/884-4-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

  • memory/884-15-0x0000000005A20000-0x0000000005A32000-memory.dmp

    Filesize

    72KB

  • memory/884-24-0x0000000074E10000-0x00000000755C1000-memory.dmp

    Filesize

    7.7MB

  • memory/884-8-0x0000000005E60000-0x0000000006406000-memory.dmp

    Filesize

    5.6MB

  • memory/884-9-0x0000000074E10000-0x00000000755C1000-memory.dmp

    Filesize

    7.7MB

  • memory/884-10-0x00000000057C0000-0x0000000005852000-memory.dmp

    Filesize

    584KB

  • memory/884-11-0x0000000074E10000-0x00000000755C1000-memory.dmp

    Filesize

    7.7MB

  • memory/884-16-0x0000000005A80000-0x0000000005ABC000-memory.dmp

    Filesize

    240KB

  • memory/884-13-0x0000000006A30000-0x0000000007048000-memory.dmp

    Filesize

    6.1MB

  • memory/884-26-0x0000000074E10000-0x00000000755C1000-memory.dmp

    Filesize

    7.7MB

  • memory/884-23-0x0000000007CC0000-0x00000000081EC000-memory.dmp

    Filesize

    5.2MB

  • memory/884-12-0x00000000057A0000-0x00000000057AA000-memory.dmp

    Filesize

    40KB

  • memory/884-17-0x0000000005AD0000-0x0000000005B1C000-memory.dmp

    Filesize

    304KB

  • memory/884-18-0x0000000005D90000-0x0000000005DF6000-memory.dmp

    Filesize

    408KB

  • memory/884-22-0x00000000075C0000-0x0000000007782000-memory.dmp

    Filesize

    1.8MB

  • memory/884-20-0x00000000073A0000-0x00000000073F0000-memory.dmp

    Filesize

    320KB

  • memory/884-21-0x0000000074E10000-0x00000000755C1000-memory.dmp

    Filesize

    7.7MB

  • memory/4956-19-0x0000000074E10000-0x00000000755C1000-memory.dmp

    Filesize

    7.7MB

  • memory/4956-1-0x0000000000CC0000-0x0000000000D14000-memory.dmp

    Filesize

    336KB

  • memory/4956-7-0x0000000074E10000-0x00000000755C1000-memory.dmp

    Filesize

    7.7MB

  • memory/4956-0-0x0000000074E1E000-0x0000000074E1F000-memory.dmp

    Filesize

    4KB