Analysis

  • max time kernel
    140s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220414-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-07-2022 18:21

General

  • Target

    Okjzyqowxr.exe

  • Size

    95KB

  • MD5

    b27c93e7880924b0a13504c214204d94

  • SHA1

    aeca49edf0086ce10baccffb52caccf8fc883742

  • SHA256

    822d4be0f23ff69985264de4d28efa8754684ffb7c5929cb73cb4f9f7858504f

  • SHA512

    c6974d9cffa76d64a6f4612f0163878957a6ac25ee96010d0d663bb4df4e6d4691c2cf5758106273b2fc4aaf0ed32ba857d1fef784cf676835acab37d7efd9db

Malware Config

Extracted

Family

redline

Botnet

cheats

C2

5.249.162.225:16731

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 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Okjzyqowxr.exe
    "C:\Users\Admin\AppData\Local\Temp\Okjzyqowxr.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1032

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/1032-130-0x0000000000110000-0x000000000012E000-memory.dmp
    Filesize

    120KB

  • memory/1032-131-0x0000000005250000-0x0000000005868000-memory.dmp
    Filesize

    6.1MB

  • memory/1032-132-0x0000000004A90000-0x0000000004AA2000-memory.dmp
    Filesize

    72KB

  • memory/1032-133-0x0000000004AF0000-0x0000000004B2C000-memory.dmp
    Filesize

    240KB

  • memory/1032-134-0x0000000004DA0000-0x0000000004EAA000-memory.dmp
    Filesize

    1.0MB

  • memory/1032-135-0x0000000006080000-0x0000000006242000-memory.dmp
    Filesize

    1.8MB

  • memory/1032-136-0x0000000006780000-0x0000000006CAC000-memory.dmp
    Filesize

    5.2MB

  • memory/1032-137-0x0000000007260000-0x0000000007804000-memory.dmp
    Filesize

    5.6MB

  • memory/1032-138-0x0000000006250000-0x00000000062B6000-memory.dmp
    Filesize

    408KB

  • memory/1032-139-0x00000000064A0000-0x0000000006532000-memory.dmp
    Filesize

    584KB

  • memory/1032-140-0x0000000006640000-0x00000000066B6000-memory.dmp
    Filesize

    472KB

  • memory/1032-141-0x0000000006740000-0x000000000675E000-memory.dmp
    Filesize

    120KB