Analysis

  • max time kernel
    147s
  • max time network
    150s
  • 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 12:28

General

  • Target

    203fb66251b49069e6b81feb63dd79a46280f05c5d350bb902d6ed616b3b61da.exe

  • Size

    305KB

  • MD5

    1df3234ec52da1415877ce4537c4c461

  • SHA1

    33ccca628d2bcd836067361af7640bd4b9f1e752

  • SHA256

    203fb66251b49069e6b81feb63dd79a46280f05c5d350bb902d6ed616b3b61da

  • SHA512

    972528c635bb768ab0083bfe343abd7a0ea552219d5a96889b9de7dfb162045592ba19aedf1f6aad7d1a3cdd0c0592d9beb1675e258771d3c15dd4a8824b601e

  • 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\203fb66251b49069e6b81feb63dd79a46280f05c5d350bb902d6ed616b3b61da.exe
    "C:\Users\Admin\AppData\Local\Temp\203fb66251b49069e6b81feb63dd79a46280f05c5d350bb902d6ed616b3b61da.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4656

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\Tmp446B.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4656-25-0x0000000006B10000-0x0000000006C1A000-memory.dmp
    Filesize

    1.0MB

  • memory/4656-35-0x0000000007FB0000-0x00000000084DC000-memory.dmp
    Filesize

    5.2MB

  • memory/4656-3-0x00000000054B0000-0x0000000005542000-memory.dmp
    Filesize

    584KB

  • memory/4656-4-0x00000000053B0000-0x00000000053C0000-memory.dmp
    Filesize

    64KB

  • memory/4656-5-0x0000000005440000-0x000000000544A000-memory.dmp
    Filesize

    40KB

  • memory/4656-1-0x0000000074F60000-0x0000000075711000-memory.dmp
    Filesize

    7.7MB

  • memory/4656-20-0x0000000005F70000-0x0000000005FE6000-memory.dmp
    Filesize

    472KB

  • memory/4656-26-0x0000000006A50000-0x0000000006A62000-memory.dmp
    Filesize

    72KB

  • memory/4656-38-0x0000000074F60000-0x0000000075711000-memory.dmp
    Filesize

    7.7MB

  • memory/4656-2-0x00000000059C0000-0x0000000005F66000-memory.dmp
    Filesize

    5.6MB

  • memory/4656-21-0x0000000006880000-0x000000000689E000-memory.dmp
    Filesize

    120KB

  • memory/4656-27-0x0000000006AB0000-0x0000000006AEC000-memory.dmp
    Filesize

    240KB

  • memory/4656-28-0x0000000006C20000-0x0000000006C6C000-memory.dmp
    Filesize

    304KB

  • memory/4656-29-0x0000000006D70000-0x0000000006DD6000-memory.dmp
    Filesize

    408KB

  • memory/4656-32-0x0000000074F60000-0x0000000075711000-memory.dmp
    Filesize

    7.7MB

  • memory/4656-33-0x00000000053B0000-0x00000000053C0000-memory.dmp
    Filesize

    64KB

  • memory/4656-34-0x00000000078B0000-0x0000000007A72000-memory.dmp
    Filesize

    1.8MB

  • memory/4656-0-0x0000000000910000-0x0000000000962000-memory.dmp
    Filesize

    328KB

  • memory/4656-36-0x00000000010B0000-0x0000000001100000-memory.dmp
    Filesize

    320KB

  • memory/4656-24-0x0000000006FC0000-0x00000000075D8000-memory.dmp
    Filesize

    6.1MB