Analysis

  • max time kernel
    65s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    15-10-2021 22:31

General

  • Target

    d99741d4b5d4c566c08e6768011c5b64f04195a9504102cc28db9a9e24fdd58a.exe

  • Size

    369KB

  • MD5

    bb478c2ee2cc4228aacf3e15d9ef8dc9

  • SHA1

    b026f1ce48e47dfff8d55e84f42499ff47c4adb0

  • SHA256

    d99741d4b5d4c566c08e6768011c5b64f04195a9504102cc28db9a9e24fdd58a

  • SHA512

    ff54891d158ae17d9d9c499806d7d852c17ddb8af5e9df754fcaa662f16407ab09575ea0391be53447f774d9bf0cb64a5a5adf70b5d5077fdae83915a5b18c6d

Malware Config

Extracted

Family

redline

Botnet

PUB

C2

45.9.20.182:52236

Signatures

  • RedLine

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

  • RedLine Payload 2 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 AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d99741d4b5d4c566c08e6768011c5b64f04195a9504102cc28db9a9e24fdd58a.exe
    "C:\Users\Admin\AppData\Local\Temp\d99741d4b5d4c566c08e6768011c5b64f04195a9504102cc28db9a9e24fdd58a.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2524

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/2524-115-0x0000000001879000-0x000000000189C000-memory.dmp
    Filesize

    140KB

  • memory/2524-116-0x0000000003370000-0x000000000338F000-memory.dmp
    Filesize

    124KB

  • memory/2524-117-0x0000000005E30000-0x0000000005E31000-memory.dmp
    Filesize

    4KB

  • memory/2524-118-0x0000000001730000-0x000000000187A000-memory.dmp
    Filesize

    1.3MB

  • memory/2524-120-0x0000000005E20000-0x0000000005E21000-memory.dmp
    Filesize

    4KB

  • memory/2524-119-0x0000000000400000-0x00000000016CF000-memory.dmp
    Filesize

    18.8MB

  • memory/2524-121-0x0000000005E22000-0x0000000005E23000-memory.dmp
    Filesize

    4KB

  • memory/2524-122-0x0000000005E23000-0x0000000005E24000-memory.dmp
    Filesize

    4KB

  • memory/2524-123-0x00000000035D0000-0x00000000035ED000-memory.dmp
    Filesize

    116KB

  • memory/2524-124-0x0000000006330000-0x0000000006331000-memory.dmp
    Filesize

    4KB

  • memory/2524-125-0x0000000003750000-0x0000000003751000-memory.dmp
    Filesize

    4KB

  • memory/2524-126-0x0000000005CF0000-0x0000000005CF1000-memory.dmp
    Filesize

    4KB

  • memory/2524-127-0x0000000006940000-0x0000000006941000-memory.dmp
    Filesize

    4KB

  • memory/2524-128-0x0000000005E24000-0x0000000005E26000-memory.dmp
    Filesize

    8KB

  • memory/2524-129-0x0000000006980000-0x0000000006981000-memory.dmp
    Filesize

    4KB

  • memory/2524-130-0x00000000075A0000-0x00000000075A1000-memory.dmp
    Filesize

    4KB

  • memory/2524-131-0x0000000007770000-0x0000000007771000-memory.dmp
    Filesize

    4KB

  • memory/2524-132-0x0000000007DB0000-0x0000000007DB1000-memory.dmp
    Filesize

    4KB

  • memory/2524-133-0x0000000007E80000-0x0000000007E81000-memory.dmp
    Filesize

    4KB

  • memory/2524-134-0x0000000008070000-0x0000000008071000-memory.dmp
    Filesize

    4KB

  • memory/2524-135-0x0000000008110000-0x0000000008111000-memory.dmp
    Filesize

    4KB