Analysis

  • max time kernel
    90s
  • max time network
    96s
  • 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 15:21

General

  • Target

    4b0b06bb9ae2c020afe7a9d93e32eb80c5db5385d85725da7ef25e5aac74b5a4.exe

  • Size

    306KB

  • MD5

    6465308b7984ebaf20b1953c2141b8d8

  • SHA1

    65642fee742d5f662ed2b281ae692cd15d87ec7b

  • SHA256

    4b0b06bb9ae2c020afe7a9d93e32eb80c5db5385d85725da7ef25e5aac74b5a4

  • SHA512

    7e6d717c894ffe21a15dcfb8309296a1acdb053079de1d3c3e87af29b439902f23e55fb4c910a40d3a32a57dfacc10a5550998b211463d2b671deb3a903498cd

  • 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\4b0b06bb9ae2c020afe7a9d93e32eb80c5db5385d85725da7ef25e5aac74b5a4.exe
    "C:\Users\Admin\AppData\Local\Temp\4b0b06bb9ae2c020afe7a9d93e32eb80c5db5385d85725da7ef25e5aac74b5a4.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:532

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\Tmp5A26.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/532-25-0x0000000006310000-0x000000000641A000-memory.dmp
    Filesize

    1.0MB

  • memory/532-35-0x0000000004C40000-0x0000000004C50000-memory.dmp
    Filesize

    64KB

  • memory/532-3-0x0000000004C90000-0x0000000004D22000-memory.dmp
    Filesize

    584KB

  • memory/532-4-0x0000000004C40000-0x0000000004C50000-memory.dmp
    Filesize

    64KB

  • memory/532-5-0x0000000004C30000-0x0000000004C3A000-memory.dmp
    Filesize

    40KB

  • memory/532-1-0x0000000074B10000-0x00000000752C1000-memory.dmp
    Filesize

    7.7MB

  • memory/532-20-0x0000000005750000-0x00000000057C6000-memory.dmp
    Filesize

    472KB

  • memory/532-26-0x0000000006250000-0x0000000006262000-memory.dmp
    Filesize

    72KB

  • memory/532-38-0x0000000074B10000-0x00000000752C1000-memory.dmp
    Filesize

    7.7MB

  • memory/532-2-0x00000000051A0000-0x0000000005746000-memory.dmp
    Filesize

    5.6MB

  • memory/532-21-0x0000000006080000-0x000000000609E000-memory.dmp
    Filesize

    120KB

  • memory/532-27-0x00000000062B0000-0x00000000062EC000-memory.dmp
    Filesize

    240KB

  • memory/532-28-0x0000000006420000-0x000000000646C000-memory.dmp
    Filesize

    304KB

  • memory/532-29-0x0000000006560000-0x00000000065C6000-memory.dmp
    Filesize

    408KB

  • memory/532-32-0x0000000007320000-0x00000000074E2000-memory.dmp
    Filesize

    1.8MB

  • memory/532-33-0x0000000008010000-0x000000000853C000-memory.dmp
    Filesize

    5.2MB

  • memory/532-34-0x0000000074B10000-0x00000000752C1000-memory.dmp
    Filesize

    7.7MB

  • memory/532-0-0x0000000000110000-0x0000000000162000-memory.dmp
    Filesize

    328KB

  • memory/532-36-0x0000000000940000-0x0000000000990000-memory.dmp
    Filesize

    320KB

  • memory/532-24-0x00000000067C0000-0x0000000006DD8000-memory.dmp
    Filesize

    6.1MB