Analysis

  • max time kernel
    147s
  • 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 10:59

General

  • Target

    cfcdfcc9db13de6f9484dee436e6152c4b944fbd90eb1b51a43f04f0a2c14a0b.exe

  • Size

    305KB

  • MD5

    34c19cd313b43d56d1c82b22c8c1ab6f

  • SHA1

    9ad6f7711ec6ed21430c8025e4a2fda77d24ccca

  • SHA256

    cfcdfcc9db13de6f9484dee436e6152c4b944fbd90eb1b51a43f04f0a2c14a0b

  • SHA512

    e0c37c55823882abd37c95f5d3449a00022f0b4be9ac15ed12b13ffd032b8ab4ef3cfe5e943875ac0f08ed3591ab9c1a164d0e659d64504bf31103d3562e9dbd

  • 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\cfcdfcc9db13de6f9484dee436e6152c4b944fbd90eb1b51a43f04f0a2c14a0b.exe
    "C:\Users\Admin\AppData\Local\Temp\cfcdfcc9db13de6f9484dee436e6152c4b944fbd90eb1b51a43f04f0a2c14a0b.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1728

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp41EB.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/1728-25-0x0000000006870000-0x000000000697A000-memory.dmp
    Filesize

    1.0MB

  • memory/1728-35-0x0000000008060000-0x000000000858C000-memory.dmp
    Filesize

    5.2MB

  • memory/1728-3-0x0000000005210000-0x00000000052A2000-memory.dmp
    Filesize

    584KB

  • memory/1728-4-0x0000000005460000-0x0000000005470000-memory.dmp
    Filesize

    64KB

  • memory/1728-5-0x0000000005310000-0x000000000531A000-memory.dmp
    Filesize

    40KB

  • memory/1728-1-0x0000000074460000-0x0000000074C11000-memory.dmp
    Filesize

    7.7MB

  • memory/1728-20-0x00000000056F0000-0x0000000005766000-memory.dmp
    Filesize

    472KB

  • memory/1728-26-0x00000000067B0000-0x00000000067C2000-memory.dmp
    Filesize

    72KB

  • memory/1728-38-0x0000000074460000-0x0000000074C11000-memory.dmp
    Filesize

    7.7MB

  • memory/1728-2-0x00000000057C0000-0x0000000005D66000-memory.dmp
    Filesize

    5.6MB

  • memory/1728-21-0x00000000066E0000-0x00000000066FE000-memory.dmp
    Filesize

    120KB

  • memory/1728-27-0x0000000006810000-0x000000000684C000-memory.dmp
    Filesize

    240KB

  • memory/1728-28-0x0000000006980000-0x00000000069CC000-memory.dmp
    Filesize

    304KB

  • memory/1728-29-0x0000000006AC0000-0x0000000006B26000-memory.dmp
    Filesize

    408KB

  • memory/1728-32-0x0000000007440000-0x0000000007490000-memory.dmp
    Filesize

    320KB

  • memory/1728-33-0x0000000074460000-0x0000000074C11000-memory.dmp
    Filesize

    7.7MB

  • memory/1728-34-0x0000000007960000-0x0000000007B22000-memory.dmp
    Filesize

    1.8MB

  • memory/1728-0-0x0000000000660000-0x00000000006B2000-memory.dmp
    Filesize

    328KB

  • memory/1728-36-0x0000000005460000-0x0000000005470000-memory.dmp
    Filesize

    64KB

  • memory/1728-24-0x0000000006D20000-0x0000000007338000-memory.dmp
    Filesize

    6.1MB