Analysis

  • max time kernel
    90s
  • max time network
    93s
  • 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 14:54

General

  • Target

    a613ec1e55637b85d19e5134eaf986918dcfce8cb8d614d992de169828ea9c13.exe

  • Size

    306KB

  • MD5

    4ba30536f124f4568da00f19153c5596

  • SHA1

    d72a199616de48273d27321e2e83a6e36e69ecf1

  • SHA256

    a613ec1e55637b85d19e5134eaf986918dcfce8cb8d614d992de169828ea9c13

  • SHA512

    a33223c0ae03657891c0c857786831ae836db77a71fe9f4051c9c13557092b2c87036ec34745b6ab7a0022fb59688308aae9b0e1ac15122bf357fce84f8ce1c0

  • 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\a613ec1e55637b85d19e5134eaf986918dcfce8cb8d614d992de169828ea9c13.exe
    "C:\Users\Admin\AppData\Local\Temp\a613ec1e55637b85d19e5134eaf986918dcfce8cb8d614d992de169828ea9c13.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3024

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\Tmp52D3.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3024-25-0x0000000006D90000-0x0000000006E9A000-memory.dmp
    Filesize

    1.0MB

  • memory/3024-37-0x0000000074530000-0x0000000074CE1000-memory.dmp
    Filesize

    7.7MB

  • memory/3024-24-0x0000000007240000-0x0000000007858000-memory.dmp
    Filesize

    6.1MB

  • memory/3024-4-0x0000000005810000-0x0000000005820000-memory.dmp
    Filesize

    64KB

  • memory/3024-5-0x00000000056B0000-0x00000000056BA000-memory.dmp
    Filesize

    40KB

  • memory/3024-1-0x0000000074530000-0x0000000074CE1000-memory.dmp
    Filesize

    7.7MB

  • memory/3024-20-0x0000000006180000-0x00000000061F6000-memory.dmp
    Filesize

    472KB

  • memory/3024-21-0x0000000006C00000-0x0000000006C1E000-memory.dmp
    Filesize

    120KB

  • memory/3024-3-0x00000000056C0000-0x0000000005752000-memory.dmp
    Filesize

    584KB

  • memory/3024-2-0x0000000005BD0000-0x0000000006176000-memory.dmp
    Filesize

    5.6MB

  • memory/3024-27-0x0000000006D30000-0x0000000006D6C000-memory.dmp
    Filesize

    240KB

  • memory/3024-26-0x0000000006CD0000-0x0000000006CE2000-memory.dmp
    Filesize

    72KB

  • memory/3024-28-0x0000000006EA0000-0x0000000006EEC000-memory.dmp
    Filesize

    304KB

  • memory/3024-29-0x0000000006FE0000-0x0000000007046000-memory.dmp
    Filesize

    408KB

  • memory/3024-32-0x0000000007A60000-0x0000000007AB0000-memory.dmp
    Filesize

    320KB

  • memory/3024-33-0x0000000007E80000-0x0000000008042000-memory.dmp
    Filesize

    1.8MB

  • memory/3024-34-0x0000000008580000-0x0000000008AAC000-memory.dmp
    Filesize

    5.2MB

  • memory/3024-35-0x0000000074530000-0x0000000074CE1000-memory.dmp
    Filesize

    7.7MB

  • memory/3024-0-0x0000000000CC0000-0x0000000000D12000-memory.dmp
    Filesize

    328KB