Analysis

  • max time kernel
    45s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    03-08-2022 15:46

General

  • Target

    5444bb6ecd7a6a7cf116727b040dce76.exe

  • Size

    286KB

  • MD5

    5444bb6ecd7a6a7cf116727b040dce76

  • SHA1

    a6b4491e2725856660d813d6d584dab208ac4107

  • SHA256

    35e6c3107e12e99a041a0d5a1d467b9c985463d1c04ecef5b02a70ea52974133

  • SHA512

    03d11c8eeb016a3ee418383b440b670e6e75c565874a22e4201063e7ba9ed73bd0d9b4d4aeb3a57843516c532f7aab9b130142f516df30c9e5237d224c92b620

Malware Config

Extracted

Family

redline

Botnet

AF2

C2

stcontact.top:80

Attributes
  • auth_value

    4d729a2faecb406a0eb1d6fcf30432fa

Signatures

  • RedLine

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

  • 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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5444bb6ecd7a6a7cf116727b040dce76.exe
    "C:\Users\Admin\AppData\Local\Temp\5444bb6ecd7a6a7cf116727b040dce76.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1940

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/1940-54-0x00000000040C0000-0x00000000040F0000-memory.dmp
    Filesize

    192KB

  • memory/1940-55-0x00000000041F0000-0x0000000004220000-memory.dmp
    Filesize

    192KB

  • memory/1940-57-0x0000000000250000-0x0000000000288000-memory.dmp
    Filesize

    224KB

  • memory/1940-56-0x00000000025FB000-0x0000000002626000-memory.dmp
    Filesize

    172KB

  • memory/1940-58-0x0000000000400000-0x00000000024CA000-memory.dmp
    Filesize

    32.8MB

  • memory/1940-59-0x00000000762A1000-0x00000000762A3000-memory.dmp
    Filesize

    8KB

  • memory/1940-60-0x00000000025FB000-0x0000000002626000-memory.dmp
    Filesize

    172KB

  • memory/1940-61-0x0000000000400000-0x00000000024CA000-memory.dmp
    Filesize

    32.8MB