Analysis

  • max time kernel
    146s
  • 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 13:31

General

  • Target

    a03fe2d33292045c01486c4dd5b9864be4fefc50022730bc6400e4489090c678.exe

  • Size

    306KB

  • MD5

    4c6df467cab9ca56f144c7d82299d8d7

  • SHA1

    a2a23c8cfef4e24d43f608d9d4952f0fd8237fff

  • SHA256

    a03fe2d33292045c01486c4dd5b9864be4fefc50022730bc6400e4489090c678

  • SHA512

    4b5c76fb7c37c7502351d092237314b446461ec7f8b58d2ccbd2b8395ae99ebd56f9777572e9ecd260ace7846a35e65d6a29e74bba740f6f18b3110d9a5aa78f

  • 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\a03fe2d33292045c01486c4dd5b9864be4fefc50022730bc6400e4489090c678.exe
    "C:\Users\Admin\AppData\Local\Temp\a03fe2d33292045c01486c4dd5b9864be4fefc50022730bc6400e4489090c678.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3480

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp5563.tmp

    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3480-25-0x00000000064D0000-0x00000000065DA000-memory.dmp

    Filesize

    1.0MB

  • memory/3480-35-0x00000000081A0000-0x00000000086CC000-memory.dmp

    Filesize

    5.2MB

  • memory/3480-3-0x0000000004CF0000-0x0000000004D82000-memory.dmp

    Filesize

    584KB

  • memory/3480-4-0x0000000004F20000-0x0000000004F30000-memory.dmp

    Filesize

    64KB

  • memory/3480-5-0x0000000004E80000-0x0000000004E8A000-memory.dmp

    Filesize

    40KB

  • memory/3480-1-0x0000000074B90000-0x0000000075341000-memory.dmp

    Filesize

    7.7MB

  • memory/3480-20-0x00000000058D0000-0x0000000005946000-memory.dmp

    Filesize

    472KB

  • memory/3480-26-0x0000000006410000-0x0000000006422000-memory.dmp

    Filesize

    72KB

  • memory/3480-38-0x0000000074B90000-0x0000000075341000-memory.dmp

    Filesize

    7.7MB

  • memory/3480-2-0x00000000052A0000-0x0000000005846000-memory.dmp

    Filesize

    5.6MB

  • memory/3480-21-0x0000000006340000-0x000000000635E000-memory.dmp

    Filesize

    120KB

  • memory/3480-27-0x0000000006470000-0x00000000064AC000-memory.dmp

    Filesize

    240KB

  • memory/3480-28-0x00000000065E0000-0x000000000662C000-memory.dmp

    Filesize

    304KB

  • memory/3480-29-0x0000000006720000-0x0000000006786000-memory.dmp

    Filesize

    408KB

  • memory/3480-32-0x0000000074B90000-0x0000000075341000-memory.dmp

    Filesize

    7.7MB

  • memory/3480-33-0x0000000004F20000-0x0000000004F30000-memory.dmp

    Filesize

    64KB

  • memory/3480-34-0x0000000007370000-0x0000000007532000-memory.dmp

    Filesize

    1.8MB

  • memory/3480-0-0x00000000001D0000-0x0000000000222000-memory.dmp

    Filesize

    328KB

  • memory/3480-36-0x0000000004FB0000-0x0000000005000000-memory.dmp

    Filesize

    320KB

  • memory/3480-24-0x0000000006980000-0x0000000006F98000-memory.dmp

    Filesize

    6.1MB