Analysis

  • max time kernel
    93s
  • max time network
    98s
  • 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 13:30

General

  • Target

    b833038392b9389691fdbaa47af1a1d873bcd2108faec562b6d6db1483e81fd9.exe

  • Size

    306KB

  • MD5

    53e4569b9f0fc5e9dc1f1b7cbffbbfbb

  • SHA1

    3440dfc6f652f1a55116eb10f6a2c7dd8e2786cc

  • SHA256

    b833038392b9389691fdbaa47af1a1d873bcd2108faec562b6d6db1483e81fd9

  • SHA512

    fb66f84b70db47f9fc23d42161f07b9fed4be48a5f97f4a4a359eef7c496cc2333a76ccd1f638e0ff6b19352256c95a57f213925091e7a5fbce69b238d9af7a4

  • 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\b833038392b9389691fdbaa47af1a1d873bcd2108faec562b6d6db1483e81fd9.exe
    "C:\Users\Admin\AppData\Local\Temp\b833038392b9389691fdbaa47af1a1d873bcd2108faec562b6d6db1483e81fd9.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1432

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\Tmp608F.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/1432-25-0x0000000006250000-0x000000000635A000-memory.dmp
    Filesize

    1.0MB

  • memory/1432-35-0x00000000751C0000-0x0000000075971000-memory.dmp
    Filesize

    7.7MB

  • memory/1432-3-0x0000000004BA0000-0x0000000004C32000-memory.dmp
    Filesize

    584KB

  • memory/1432-4-0x0000000004D80000-0x0000000004D90000-memory.dmp
    Filesize

    64KB

  • memory/1432-5-0x0000000004B80000-0x0000000004B8A000-memory.dmp
    Filesize

    40KB

  • memory/1432-0-0x0000000000050000-0x00000000000A2000-memory.dmp
    Filesize

    328KB

  • memory/1432-20-0x00000000056E0000-0x0000000005756000-memory.dmp
    Filesize

    472KB

  • memory/1432-26-0x0000000006190000-0x00000000061A2000-memory.dmp
    Filesize

    72KB

  • memory/1432-38-0x00000000751C0000-0x0000000075971000-memory.dmp
    Filesize

    7.7MB

  • memory/1432-2-0x00000000050B0000-0x0000000005656000-memory.dmp
    Filesize

    5.6MB

  • memory/1432-21-0x00000000060C0000-0x00000000060DE000-memory.dmp
    Filesize

    120KB

  • memory/1432-27-0x00000000061F0000-0x000000000622C000-memory.dmp
    Filesize

    240KB

  • memory/1432-28-0x0000000006360000-0x00000000063AC000-memory.dmp
    Filesize

    304KB

  • memory/1432-29-0x00000000064A0000-0x0000000006506000-memory.dmp
    Filesize

    408KB

  • memory/1432-32-0x00000000070F0000-0x00000000072B2000-memory.dmp
    Filesize

    1.8MB

  • memory/1432-33-0x00000000079F0000-0x0000000007F1C000-memory.dmp
    Filesize

    5.2MB

  • memory/1432-34-0x00000000074C0000-0x0000000007510000-memory.dmp
    Filesize

    320KB

  • memory/1432-1-0x00000000751C0000-0x0000000075971000-memory.dmp
    Filesize

    7.7MB

  • memory/1432-36-0x0000000004D80000-0x0000000004D90000-memory.dmp
    Filesize

    64KB

  • memory/1432-24-0x0000000006700000-0x0000000006D18000-memory.dmp
    Filesize

    6.1MB