Analysis

  • max time kernel
    96s
  • max time network
    100s
  • 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 14:43

General

  • Target

    99c96a829f1af4160d0e98b6178edd2198d3e793fdff1daa15015040596ac1c3.exe

  • Size

    306KB

  • MD5

    8d36c5f885cae51f080cb798146b2dad

  • SHA1

    6c84f76109785b38f26e9fcce6fe06909ab542d4

  • SHA256

    99c96a829f1af4160d0e98b6178edd2198d3e793fdff1daa15015040596ac1c3

  • SHA512

    f47d87c3f1256add291ee326ea37e73030a9fe06d68f981b30c65f9e89b53d701f75d28cb7c0d26d494df01a89e29e879de6f41eb35477ec8f308a37249d287e

  • 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\99c96a829f1af4160d0e98b6178edd2198d3e793fdff1daa15015040596ac1c3.exe
    "C:\Users\Admin\AppData\Local\Temp\99c96a829f1af4160d0e98b6178edd2198d3e793fdff1daa15015040596ac1c3.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2276

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\Tmp68EB.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/2276-21-0x0000000006FB0000-0x0000000006FCE000-memory.dmp
    Filesize

    120KB

  • memory/2276-3-0x0000000005900000-0x0000000005992000-memory.dmp
    Filesize

    584KB

  • memory/2276-25-0x0000000007140000-0x000000000724A000-memory.dmp
    Filesize

    1.0MB

  • memory/2276-26-0x0000000007080000-0x0000000007092000-memory.dmp
    Filesize

    72KB

  • memory/2276-5-0x00000000059F0000-0x00000000059FA000-memory.dmp
    Filesize

    40KB

  • memory/2276-1-0x0000000074F90000-0x0000000075741000-memory.dmp
    Filesize

    7.7MB

  • memory/2276-20-0x0000000006600000-0x0000000006676000-memory.dmp
    Filesize

    472KB

  • memory/2276-0-0x0000000000F40000-0x0000000000F92000-memory.dmp
    Filesize

    328KB

  • memory/2276-36-0x0000000074F90000-0x0000000075741000-memory.dmp
    Filesize

    7.7MB

  • memory/2276-2-0x0000000005FD0000-0x0000000006576000-memory.dmp
    Filesize

    5.6MB

  • memory/2276-4-0x0000000005BE0000-0x0000000005BF0000-memory.dmp
    Filesize

    64KB

  • memory/2276-27-0x00000000070E0000-0x000000000711C000-memory.dmp
    Filesize

    240KB

  • memory/2276-28-0x0000000007250000-0x000000000729C000-memory.dmp
    Filesize

    304KB

  • memory/2276-29-0x0000000007390000-0x00000000073F6000-memory.dmp
    Filesize

    408KB

  • memory/2276-32-0x0000000007E10000-0x0000000007E60000-memory.dmp
    Filesize

    320KB

  • memory/2276-33-0x0000000008290000-0x0000000008452000-memory.dmp
    Filesize

    1.8MB

  • memory/2276-34-0x00000000092D0000-0x00000000097FC000-memory.dmp
    Filesize

    5.2MB

  • memory/2276-24-0x00000000075F0000-0x0000000007C08000-memory.dmp
    Filesize

    6.1MB