Analysis

  • max time kernel
    25s
  • max time network
    26s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    11-08-2021 14:17

General

  • Target

    a18c0751a012551d999124b1bc0b5bef.exe

  • Size

    378KB

  • MD5

    a18c0751a012551d999124b1bc0b5bef

  • SHA1

    f70556fefc5bd2bf0d933a1ed6d1bc77a585e32b

  • SHA256

    6636e9e5bde4e627423ea8ef2f08b917004637a7ca6830bee816e167f74f0d35

  • SHA512

    1bd1e7e08dacf723ca6569f7bc387eea25d3c6b5b95acb64e8c080695f764678068297ae8fc26d3e319e2e56f9420868b2c532d11179632cf44d306215154d3c

Malware Config

Extracted

Family

redline

Botnet

Test1

C2

185.92.74.36:6049

Signatures

  • RedLine

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

  • RedLine Payload 3 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a18c0751a012551d999124b1bc0b5bef.exe
    "C:\Users\Admin\AppData\Local\Temp\a18c0751a012551d999124b1bc0b5bef.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:940
    • C:\Users\Admin\AppData\Local\Temp\a18c0751a012551d999124b1bc0b5bef.exe
      C:\Users\Admin\AppData\Local\Temp\a18c0751a012551d999124b1bc0b5bef.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:368

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/368-62-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/368-63-0x0000000000418E42-mapping.dmp
  • memory/368-64-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/368-66-0x0000000004AB0000-0x0000000004AB1000-memory.dmp
    Filesize

    4KB

  • memory/940-59-0x0000000000E00000-0x0000000000E01000-memory.dmp
    Filesize

    4KB

  • memory/940-61-0x0000000004770000-0x0000000004771000-memory.dmp
    Filesize

    4KB