Analysis

  • max time kernel
    92s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-11-2022 05:54

General

  • Target

    tmp.exe

  • Size

    360KB

  • MD5

    8416f8c43b9315bb8e32bad187d9c45f

  • SHA1

    1cd1427dfe448408b0343f7c964623b21ec6405b

  • SHA256

    8701f05be1c34c7b4272cee9f268a8fd0373579ed43d3d43265609358f72b0ee

  • SHA512

    d7ee4f1a4c46469c107c20bd9a947fd5957adb97e188df5fa5455377c3ffa8539ceab123a069dd78e71dcaf6896739b682a3e1500faedfacbfa1b7c9d0eca248

  • SSDEEP

    6144:7DLUVDNfym3ZvbfVjZHBQfsN+PMjJrQoT8j78kAe8Xr8Ei7RXYWIZupaUfqlcUKg:7UNddbdjZHufDQ8x78kAe8Xr8Ei7RXYR

Malware Config

Extracted

Family

redline

Botnet

REDLINE

C2

80.66.87.60:80

Attributes
  • auth_value

    0031c8881e219bb78b7e6bf19f4b67c1

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\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4772

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/4772-132-0x0000000000CC0000-0x0000000000D20000-memory.dmp
    Filesize

    384KB

  • memory/4772-133-0x000000000B380000-0x000000000B998000-memory.dmp
    Filesize

    6.1MB

  • memory/4772-134-0x000000000AED0000-0x000000000AFDA000-memory.dmp
    Filesize

    1.0MB

  • memory/4772-135-0x000000000AE00000-0x000000000AE12000-memory.dmp
    Filesize

    72KB

  • memory/4772-136-0x000000000AE60000-0x000000000AE9C000-memory.dmp
    Filesize

    240KB

  • memory/4772-137-0x000000000C7B0000-0x000000000CD54000-memory.dmp
    Filesize

    5.6MB

  • memory/4772-138-0x000000000C300000-0x000000000C392000-memory.dmp
    Filesize

    584KB

  • memory/4772-139-0x000000000C410000-0x000000000C476000-memory.dmp
    Filesize

    408KB

  • memory/4772-140-0x000000000CD60000-0x000000000CF22000-memory.dmp
    Filesize

    1.8MB

  • memory/4772-141-0x000000000D460000-0x000000000D98C000-memory.dmp
    Filesize

    5.2MB

  • memory/4772-142-0x0000000007C30000-0x0000000007CA6000-memory.dmp
    Filesize

    472KB

  • memory/4772-143-0x0000000007CB0000-0x0000000007D00000-memory.dmp
    Filesize

    320KB