Analysis

  • max time kernel
    146s
  • max time network
    151s
  • 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 13:41

General

  • Target

    b3347b377f1aeafa40b784ec7624f95e6de8467eff923b61c33d1eaa83205e8c.exe

  • Size

    306KB

  • MD5

    604bb02469bede5565aa93aeeb0c0c4e

  • SHA1

    c7d8a8c6ced8eaaf97db26d1d7c9249936a59dfc

  • SHA256

    b3347b377f1aeafa40b784ec7624f95e6de8467eff923b61c33d1eaa83205e8c

  • SHA512

    ed7e8f2717537e08bb9fdbd30c0a26f829e265332e51bcbaa120cfc8776807b3741527ac72e5baf21ab425a6f55c47753846adb95401c4e9fed86a056784bee6

  • 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\b3347b377f1aeafa40b784ec7624f95e6de8467eff923b61c33d1eaa83205e8c.exe
    "C:\Users\Admin\AppData\Local\Temp\b3347b377f1aeafa40b784ec7624f95e6de8467eff923b61c33d1eaa83205e8c.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1900

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\Tmp4B32.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/1900-21-0x0000000006EB0000-0x0000000006ECE000-memory.dmp
    Filesize

    120KB

  • memory/1900-3-0x00000000059B0000-0x0000000005A42000-memory.dmp
    Filesize

    584KB

  • memory/1900-25-0x0000000007040000-0x000000000714A000-memory.dmp
    Filesize

    1.0MB

  • memory/1900-26-0x0000000006F80000-0x0000000006F92000-memory.dmp
    Filesize

    72KB

  • memory/1900-5-0x0000000005970000-0x000000000597A000-memory.dmp
    Filesize

    40KB

  • memory/1900-0-0x0000000000E40000-0x0000000000E92000-memory.dmp
    Filesize

    328KB

  • memory/1900-20-0x0000000006470000-0x00000000064E6000-memory.dmp
    Filesize

    472KB

  • memory/1900-1-0x0000000075200000-0x00000000759B1000-memory.dmp
    Filesize

    7.7MB

  • memory/1900-36-0x0000000075200000-0x00000000759B1000-memory.dmp
    Filesize

    7.7MB

  • memory/1900-2-0x0000000005EC0000-0x0000000006466000-memory.dmp
    Filesize

    5.6MB

  • memory/1900-4-0x00000000058F0000-0x0000000005900000-memory.dmp
    Filesize

    64KB

  • memory/1900-27-0x0000000006FE0000-0x000000000701C000-memory.dmp
    Filesize

    240KB

  • memory/1900-28-0x0000000007150000-0x000000000719C000-memory.dmp
    Filesize

    304KB

  • memory/1900-29-0x0000000007290000-0x00000000072F6000-memory.dmp
    Filesize

    408KB

  • memory/1900-32-0x0000000008840000-0x0000000008890000-memory.dmp
    Filesize

    320KB

  • memory/1900-33-0x0000000008050000-0x0000000008212000-memory.dmp
    Filesize

    1.8MB

  • memory/1900-34-0x0000000008DC0000-0x00000000092EC000-memory.dmp
    Filesize

    5.2MB

  • memory/1900-24-0x00000000074F0000-0x0000000007B08000-memory.dmp
    Filesize

    6.1MB