Analysis

  • max time kernel
    51s
  • max time network
    67s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    18-07-2021 09:13

General

  • Target

    Minecraft_v4.1.exe

  • Size

    218KB

  • MD5

    760ae5e7793de36ae8159fc128687577

  • SHA1

    0b1e5bd4e2cf0888d66350ecd4bcecf7f950acee

  • SHA256

    36ef5e0db18469267810503ba4fd099e59007c3f10f718bccffdc93e87a853a0

  • SHA512

    ca9d592d86feecafb557ae5422eff45020863b38fc5c36ed32c9381fd2f154a0125f77ed76cc1f1ea3aef04e4874ca36bc2da6d1f634f1ad6d4dfbc7a64f9f30

Malware Config

Extracted

Family

redline

Botnet

ytmaloy6

C2

46.8.19.196:53773

Signatures

  • RedLine

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

  • RedLine Payload 3 IoCs
  • Obfuscated with Agile.Net obfuscator 1 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • 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 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Minecraft_v4.1.exe
    "C:\Users\Admin\AppData\Local\Temp\Minecraft_v4.1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:628
    • C:\Users\Admin\AppData\Local\Temp\Minecraft_v4.1.exe
      C:\Users\Admin\AppData\Local\Temp\Minecraft_v4.1.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1956

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

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Minecraft_v4.1.exe.log
    MD5

    7438b57da35c10c478469635b79e33e1

    SHA1

    5ffcbdfbfd800f67d6d9d6ee46de2eb13fcbb9a5

    SHA256

    b253c066d4a6604aaa5204b09c1edde92c410b0af351f3760891f5e56c867f70

    SHA512

    5887796f8ceb1c5ae790caff0020084df49ea8d613b78656a47dc9a569c5c86a9b16ec2ebe0d6f34c5e3001026385bb1282434cc3ffc7bda99427c154c04b45a

  • memory/628-116-0x00000000049C0000-0x00000000049C1000-memory.dmp
    Filesize

    4KB

  • memory/628-117-0x0000000000CF0000-0x0000000000CF8000-memory.dmp
    Filesize

    32KB

  • memory/628-118-0x0000000004A50000-0x0000000004A51000-memory.dmp
    Filesize

    4KB

  • memory/628-119-0x00000000049D0000-0x00000000049D1000-memory.dmp
    Filesize

    4KB

  • memory/628-114-0x0000000000150000-0x0000000000151000-memory.dmp
    Filesize

    4KB

  • memory/1956-125-0x0000000005960000-0x0000000005961000-memory.dmp
    Filesize

    4KB

  • memory/1956-121-0x0000000000417E2A-mapping.dmp
  • memory/1956-120-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/1956-126-0x00000000053B0000-0x00000000053B1000-memory.dmp
    Filesize

    4KB

  • memory/1956-127-0x0000000005410000-0x0000000005411000-memory.dmp
    Filesize

    4KB

  • memory/1956-128-0x0000000005350000-0x0000000005956000-memory.dmp
    Filesize

    6.0MB

  • memory/1956-129-0x0000000005450000-0x0000000005451000-memory.dmp
    Filesize

    4KB

  • memory/1956-130-0x00000000056F0000-0x00000000056F1000-memory.dmp
    Filesize

    4KB

  • memory/1956-131-0x0000000006820000-0x0000000006821000-memory.dmp
    Filesize

    4KB

  • memory/1956-132-0x0000000006F20000-0x0000000006F21000-memory.dmp
    Filesize

    4KB

  • memory/1956-133-0x0000000007950000-0x0000000007951000-memory.dmp
    Filesize

    4KB

  • memory/1956-134-0x0000000006B20000-0x0000000006B21000-memory.dmp
    Filesize

    4KB

  • memory/1956-135-0x0000000006D60000-0x0000000006D61000-memory.dmp
    Filesize

    4KB