Analysis

  • max time kernel
    90s
  • max time network
    96s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    24-04-2024 13:33

General

  • Target

    a47746b4831c091400d0623216fbe44b209cfe8abe59547dccda30f2bbd1e849.exe

  • Size

    306KB

  • MD5

    3f0260f96344a2c89a5705f100f51235

  • SHA1

    19c9181e98faa314f4aeced90dd3cb53255f8ad0

  • SHA256

    a47746b4831c091400d0623216fbe44b209cfe8abe59547dccda30f2bbd1e849

  • SHA512

    581cd419cab8a5ec15706c1438748aa70a76c7c1c6e26cf22f97e1316e875eea2cf49f673da068bd4471a78f18a1cea7c001ebf6387a23f1492c18681a0aabfb

  • SSDEEP

    6144:/qY6irwP7YfmrYiJv7TAPAzdcZqf7DI/L:/nwPkiJvGAzdcUzs/

Malware Config

Extracted

Family

redline

Botnet

spoo

C2

103.113.70.99:2630

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.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a47746b4831c091400d0623216fbe44b209cfe8abe59547dccda30f2bbd1e849.exe
    "C:\Users\Admin\AppData\Local\Temp\a47746b4831c091400d0623216fbe44b209cfe8abe59547dccda30f2bbd1e849.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4216

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp3E80.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4216-25-0x0000000006900000-0x0000000006A0A000-memory.dmp
    Filesize

    1.0MB

  • memory/4216-35-0x0000000074730000-0x0000000074EE1000-memory.dmp
    Filesize

    7.7MB

  • memory/4216-3-0x0000000005200000-0x0000000005292000-memory.dmp
    Filesize

    584KB

  • memory/4216-4-0x0000000005380000-0x0000000005390000-memory.dmp
    Filesize

    64KB

  • memory/4216-5-0x00000000052B0000-0x00000000052BA000-memory.dmp
    Filesize

    40KB

  • memory/4216-0-0x00000000006F0000-0x0000000000742000-memory.dmp
    Filesize

    328KB

  • memory/4216-20-0x0000000005DA0000-0x0000000005E16000-memory.dmp
    Filesize

    472KB

  • memory/4216-26-0x0000000006840000-0x0000000006852000-memory.dmp
    Filesize

    72KB

  • memory/4216-38-0x0000000074730000-0x0000000074EE1000-memory.dmp
    Filesize

    7.7MB

  • memory/4216-2-0x00000000056F0000-0x0000000005C96000-memory.dmp
    Filesize

    5.6MB

  • memory/4216-21-0x0000000006770000-0x000000000678E000-memory.dmp
    Filesize

    120KB

  • memory/4216-27-0x00000000068A0000-0x00000000068DC000-memory.dmp
    Filesize

    240KB

  • memory/4216-28-0x0000000006A10000-0x0000000006A5C000-memory.dmp
    Filesize

    304KB

  • memory/4216-29-0x0000000006B60000-0x0000000006BC6000-memory.dmp
    Filesize

    408KB

  • memory/4216-32-0x00000000074D0000-0x0000000007520000-memory.dmp
    Filesize

    320KB

  • memory/4216-33-0x00000000076F0000-0x00000000078B2000-memory.dmp
    Filesize

    1.8MB

  • memory/4216-34-0x0000000007DF0000-0x000000000831C000-memory.dmp
    Filesize

    5.2MB

  • memory/4216-1-0x0000000074730000-0x0000000074EE1000-memory.dmp
    Filesize

    7.7MB

  • memory/4216-36-0x0000000005380000-0x0000000005390000-memory.dmp
    Filesize

    64KB

  • memory/4216-24-0x0000000006DB0000-0x00000000073C8000-memory.dmp
    Filesize

    6.1MB