Analysis

  • max time kernel
    4294180s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20220223-en
  • submitted
    24-02-2022 04:37

General

  • Target

    tmp.exe

  • Size

    108KB

  • MD5

    00ebce36f199dc5197076c464a284ac8

  • SHA1

    f4b97ed60da777cafab359696159fab854224db0

  • SHA256

    56453d38f9c815ecab89a08b0ee3f81a8d527a351ca9ca4d8d7434f87d36e5a0

  • SHA512

    7de0a638ab078012069508594db720123be78e76b53a869a055f32dc6932b4314f79ab6e1bdfe4bbc80b996982226a74c5b691df858bf4ab9af1b5c26e8b72b2

Malware Config

Extracted

Family

redline

Botnet

TEST1

C2

86.107.197.196:63065

Attributes
  • auth_value

    27ffc688a5404c680b9ac629d48e2917

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.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1476

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/1476-54-0x0000000000E60000-0x0000000000E80000-memory.dmp
    Filesize

    128KB

  • memory/1476-55-0x0000000074DEE000-0x0000000074DEF000-memory.dmp
    Filesize

    4KB

  • memory/1476-56-0x00000000005A0000-0x00000000005A1000-memory.dmp
    Filesize

    4KB