Analysis

  • max time kernel
    90s
  • max time network
    94s
  • 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 14:08

General

  • Target

    5fca2441806f40ccf33ef20f86667acd21c8bf618c74149c7e63e239db8f3fed.exe

  • Size

    306KB

  • MD5

    32fbc14b5f2fed4d0419537f1b377c8a

  • SHA1

    fb24e2d8833f40a7ffef92e0e88720c7ac0d2d58

  • SHA256

    5fca2441806f40ccf33ef20f86667acd21c8bf618c74149c7e63e239db8f3fed

  • SHA512

    6d345f342b494596d09fd1be21391f38dc28e1adaf2b4e2dbfde4c96aa473e899383f69e17d49113409af8a08c0a0343ad98b1c17e22a38a40880c295458764c

  • 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\5fca2441806f40ccf33ef20f86667acd21c8bf618c74149c7e63e239db8f3fed.exe
    "C:\Users\Admin\AppData\Local\Temp\5fca2441806f40ccf33ef20f86667acd21c8bf618c74149c7e63e239db8f3fed.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3088

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp55C1.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3088-25-0x0000000006A60000-0x0000000006B6A000-memory.dmp
    Filesize

    1.0MB

  • memory/3088-35-0x0000000007A50000-0x0000000007C12000-memory.dmp
    Filesize

    1.8MB

  • memory/3088-3-0x0000000005370000-0x0000000005402000-memory.dmp
    Filesize

    584KB

  • memory/3088-4-0x0000000005600000-0x0000000005610000-memory.dmp
    Filesize

    64KB

  • memory/3088-5-0x0000000005520000-0x000000000552A000-memory.dmp
    Filesize

    40KB

  • memory/3088-1-0x0000000075120000-0x00000000758D1000-memory.dmp
    Filesize

    7.7MB

  • memory/3088-20-0x0000000005ED0000-0x0000000005F46000-memory.dmp
    Filesize

    472KB

  • memory/3088-26-0x00000000069A0000-0x00000000069B2000-memory.dmp
    Filesize

    72KB

  • memory/3088-38-0x0000000075120000-0x00000000758D1000-memory.dmp
    Filesize

    7.7MB

  • memory/3088-2-0x0000000005920000-0x0000000005EC6000-memory.dmp
    Filesize

    5.6MB

  • memory/3088-21-0x00000000068D0000-0x00000000068EE000-memory.dmp
    Filesize

    120KB

  • memory/3088-27-0x0000000006A00000-0x0000000006A3C000-memory.dmp
    Filesize

    240KB

  • memory/3088-28-0x0000000006B70000-0x0000000006BBC000-memory.dmp
    Filesize

    304KB

  • memory/3088-29-0x0000000006CC0000-0x0000000006D26000-memory.dmp
    Filesize

    408KB

  • memory/3088-32-0x0000000007630000-0x0000000007680000-memory.dmp
    Filesize

    320KB

  • memory/3088-33-0x0000000075120000-0x00000000758D1000-memory.dmp
    Filesize

    7.7MB

  • memory/3088-34-0x0000000005600000-0x0000000005610000-memory.dmp
    Filesize

    64KB

  • memory/3088-0-0x0000000000860000-0x00000000008B2000-memory.dmp
    Filesize

    328KB

  • memory/3088-36-0x0000000008150000-0x000000000867C000-memory.dmp
    Filesize

    5.2MB

  • memory/3088-24-0x0000000006F10000-0x0000000007528000-memory.dmp
    Filesize

    6.1MB