Analysis

  • max time kernel
    90s
  • max time network
    153s
  • 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 14:39

General

  • Target

    72b79dae95b0811e2a2643b1bd3c4e21abdd6a78fcdc97c4db700115e6dbb88d.exe

  • Size

    306KB

  • MD5

    cfb7d122499f45681d35f2e5d232e9dd

  • SHA1

    be47e824520290b01455680a748c00c3123ade8a

  • SHA256

    72b79dae95b0811e2a2643b1bd3c4e21abdd6a78fcdc97c4db700115e6dbb88d

  • SHA512

    a80c5e01fc96566778a614757924d574dfa954c7729021d9f5243c55e65451fe32760e94a97f251cc45806b5e2a2754445db88b006f40e4ae12ac9dfe0626a78

  • 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\72b79dae95b0811e2a2643b1bd3c4e21abdd6a78fcdc97c4db700115e6dbb88d.exe
    "C:\Users\Admin\AppData\Local\Temp\72b79dae95b0811e2a2643b1bd3c4e21abdd6a78fcdc97c4db700115e6dbb88d.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3592

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\Tmp3086.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3592-21-0x00000000064C0000-0x00000000064DE000-memory.dmp
    Filesize

    120KB

  • memory/3592-3-0x0000000004FC0000-0x0000000005052000-memory.dmp
    Filesize

    584KB

  • memory/3592-25-0x0000000006650000-0x000000000675A000-memory.dmp
    Filesize

    1.0MB

  • memory/3592-26-0x0000000006590000-0x00000000065A2000-memory.dmp
    Filesize

    72KB

  • memory/3592-5-0x0000000004F80000-0x0000000004F8A000-memory.dmp
    Filesize

    40KB

  • memory/3592-1-0x00000000744C0000-0x0000000074C71000-memory.dmp
    Filesize

    7.7MB

  • memory/3592-20-0x0000000005B00000-0x0000000005B76000-memory.dmp
    Filesize

    472KB

  • memory/3592-0-0x0000000000450000-0x00000000004A2000-memory.dmp
    Filesize

    328KB

  • memory/3592-35-0x0000000004F60000-0x0000000004F70000-memory.dmp
    Filesize

    64KB

  • memory/3592-2-0x00000000054D0000-0x0000000005A76000-memory.dmp
    Filesize

    5.6MB

  • memory/3592-4-0x0000000004F60000-0x0000000004F70000-memory.dmp
    Filesize

    64KB

  • memory/3592-27-0x00000000065F0000-0x000000000662C000-memory.dmp
    Filesize

    240KB

  • memory/3592-28-0x0000000006760000-0x00000000067AC000-memory.dmp
    Filesize

    304KB

  • memory/3592-29-0x00000000068A0000-0x0000000006906000-memory.dmp
    Filesize

    408KB

  • memory/3592-32-0x00000000074F0000-0x00000000076B2000-memory.dmp
    Filesize

    1.8MB

  • memory/3592-33-0x0000000007BF0000-0x000000000811C000-memory.dmp
    Filesize

    5.2MB

  • memory/3592-34-0x00000000744C0000-0x0000000074C71000-memory.dmp
    Filesize

    7.7MB

  • memory/3592-24-0x0000000006B00000-0x0000000007118000-memory.dmp
    Filesize

    6.1MB