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 12:35

General

  • Target

    8a4f4b3b718131212e0edc9cedb98fe4257c5b7392aaabd3b5e617ddf049e138.exe

  • Size

    305KB

  • MD5

    03e4e67eeb6a83fe04296019872a9fd7

  • SHA1

    fb36a74665a9b07a018243302b07e38ab7624cef

  • SHA256

    8a4f4b3b718131212e0edc9cedb98fe4257c5b7392aaabd3b5e617ddf049e138

  • SHA512

    091bdfdcc3ce6b12445494e9dd8dd220bb0b582b229188c0be1baabd53d6b0af1a8e16650770413d679821656468061d74e47a17daaf27e316a250c34d535b41

  • 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\8a4f4b3b718131212e0edc9cedb98fe4257c5b7392aaabd3b5e617ddf049e138.exe
    "C:\Users\Admin\AppData\Local\Temp\8a4f4b3b718131212e0edc9cedb98fe4257c5b7392aaabd3b5e617ddf049e138.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1436

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\Tmp4F49.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/1436-25-0x0000000006630000-0x000000000673A000-memory.dmp
    Filesize

    1.0MB

  • memory/1436-35-0x000000000A350000-0x000000000A512000-memory.dmp
    Filesize

    1.8MB

  • memory/1436-3-0x0000000004FA0000-0x0000000005032000-memory.dmp
    Filesize

    584KB

  • memory/1436-4-0x0000000004EC0000-0x0000000004ED0000-memory.dmp
    Filesize

    64KB

  • memory/1436-5-0x0000000004F60000-0x0000000004F6A000-memory.dmp
    Filesize

    40KB

  • memory/1436-1-0x00000000747A0000-0x0000000074F51000-memory.dmp
    Filesize

    7.7MB

  • memory/1436-20-0x0000000005AE0000-0x0000000005B56000-memory.dmp
    Filesize

    472KB

  • memory/1436-26-0x0000000006570000-0x0000000006582000-memory.dmp
    Filesize

    72KB

  • memory/1436-38-0x00000000747A0000-0x0000000074F51000-memory.dmp
    Filesize

    7.7MB

  • memory/1436-2-0x00000000054B0000-0x0000000005A56000-memory.dmp
    Filesize

    5.6MB

  • memory/1436-21-0x00000000064A0000-0x00000000064BE000-memory.dmp
    Filesize

    120KB

  • memory/1436-27-0x00000000065D0000-0x000000000660C000-memory.dmp
    Filesize

    240KB

  • memory/1436-28-0x0000000006740000-0x000000000678C000-memory.dmp
    Filesize

    304KB

  • memory/1436-29-0x0000000006880000-0x00000000068E6000-memory.dmp
    Filesize

    408KB

  • memory/1436-32-0x00000000747A0000-0x0000000074F51000-memory.dmp
    Filesize

    7.7MB

  • memory/1436-33-0x0000000004EC0000-0x0000000004ED0000-memory.dmp
    Filesize

    64KB

  • memory/1436-34-0x0000000005240000-0x0000000005290000-memory.dmp
    Filesize

    320KB

  • memory/1436-0-0x0000000000430000-0x0000000000482000-memory.dmp
    Filesize

    328KB

  • memory/1436-36-0x000000000AA50000-0x000000000AF7C000-memory.dmp
    Filesize

    5.2MB

  • memory/1436-24-0x0000000006AE0000-0x00000000070F8000-memory.dmp
    Filesize

    6.1MB