Analysis

  • max time kernel
    90s
  • max time network
    148s
  • 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 15:20

General

  • Target

    8450e63efd9e9f1a803d96e233207cb8c948e8435ba12205ef623762d53faafc.exe

  • Size

    306KB

  • MD5

    37586e58a3444d6bd5ec9500a486279c

  • SHA1

    768b24e86ec22ae029ca98cbfc7562c7b6ee9612

  • SHA256

    8450e63efd9e9f1a803d96e233207cb8c948e8435ba12205ef623762d53faafc

  • SHA512

    bc763f6ec83e9749b7154506ee7b9983514a684d57be77aa8d7397cfb78749cd2b4ac3a2bcff1911c2ba641a6ff6ab673d6a616ac48707f177ff5b68e4470928

  • 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\8450e63efd9e9f1a803d96e233207cb8c948e8435ba12205ef623762d53faafc.exe
    "C:\Users\Admin\AppData\Local\Temp\8450e63efd9e9f1a803d96e233207cb8c948e8435ba12205ef623762d53faafc.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1420

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\Tmp6012.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/1420-25-0x00000000065B0000-0x00000000066BA000-memory.dmp
    Filesize

    1.0MB

  • memory/1420-36-0x00000000089C0000-0x0000000008EEC000-memory.dmp
    Filesize

    5.2MB

  • memory/1420-24-0x0000000006A60000-0x0000000007078000-memory.dmp
    Filesize

    6.1MB

  • memory/1420-4-0x0000000004EB0000-0x0000000004EC0000-memory.dmp
    Filesize

    64KB

  • memory/1420-5-0x0000000005070000-0x000000000507A000-memory.dmp
    Filesize

    40KB

  • memory/1420-1-0x0000000074FC0000-0x0000000075771000-memory.dmp
    Filesize

    7.7MB

  • memory/1420-20-0x0000000005A30000-0x0000000005AA6000-memory.dmp
    Filesize

    472KB

  • memory/1420-21-0x0000000006420000-0x000000000643E000-memory.dmp
    Filesize

    120KB

  • memory/1420-3-0x0000000004ED0000-0x0000000004F62000-memory.dmp
    Filesize

    584KB

  • memory/1420-2-0x0000000005480000-0x0000000005A26000-memory.dmp
    Filesize

    5.6MB

  • memory/1420-27-0x0000000006550000-0x000000000658C000-memory.dmp
    Filesize

    240KB

  • memory/1420-26-0x00000000064F0000-0x0000000006502000-memory.dmp
    Filesize

    72KB

  • memory/1420-28-0x00000000066C0000-0x000000000670C000-memory.dmp
    Filesize

    304KB

  • memory/1420-29-0x0000000006810000-0x0000000006876000-memory.dmp
    Filesize

    408KB

  • memory/1420-32-0x0000000007180000-0x00000000071D0000-memory.dmp
    Filesize

    320KB

  • memory/1420-33-0x0000000074FC0000-0x0000000075771000-memory.dmp
    Filesize

    7.7MB

  • memory/1420-34-0x0000000004EB0000-0x0000000004EC0000-memory.dmp
    Filesize

    64KB

  • memory/1420-35-0x00000000082C0000-0x0000000008482000-memory.dmp
    Filesize

    1.8MB

  • memory/1420-0-0x00000000003B0000-0x0000000000402000-memory.dmp
    Filesize

    328KB