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 10:57

General

  • Target

    7138739bb6ffff96577884369bdfcf76fa866b90254e64ac1d9554ff1997b9e7.exe

  • Size

    305KB

  • MD5

    49294505955b1421e3860de3db8c81e7

  • SHA1

    7a5617551a97f33ce1bde9d0db8b7a23234ec257

  • SHA256

    7138739bb6ffff96577884369bdfcf76fa866b90254e64ac1d9554ff1997b9e7

  • SHA512

    3ff18448ae740d8f81abecfd08b8866d35d21aae0839f5485d5dc7daf15f1a185201771257fa6a865ac65cb231037bb65ae5eb954b6cb47e077d270e46a1f38a

  • 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\7138739bb6ffff96577884369bdfcf76fa866b90254e64ac1d9554ff1997b9e7.exe
    "C:\Users\Admin\AppData\Local\Temp\7138739bb6ffff96577884369bdfcf76fa866b90254e64ac1d9554ff1997b9e7.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3544

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp4DE1.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3544-21-0x0000000007050000-0x000000000706E000-memory.dmp
    Filesize

    120KB

  • memory/3544-3-0x0000000005B60000-0x0000000005BF2000-memory.dmp
    Filesize

    584KB

  • memory/3544-25-0x00000000071E0000-0x00000000072EA000-memory.dmp
    Filesize

    1.0MB

  • memory/3544-26-0x0000000007120000-0x0000000007132000-memory.dmp
    Filesize

    72KB

  • memory/3544-5-0x0000000005B00000-0x0000000005B0A000-memory.dmp
    Filesize

    40KB

  • memory/3544-1-0x0000000074910000-0x00000000750C1000-memory.dmp
    Filesize

    7.7MB

  • memory/3544-20-0x0000000006050000-0x00000000060C6000-memory.dmp
    Filesize

    472KB

  • memory/3544-0-0x0000000000FE0000-0x0000000001032000-memory.dmp
    Filesize

    328KB

  • memory/3544-36-0x0000000074910000-0x00000000750C1000-memory.dmp
    Filesize

    7.7MB

  • memory/3544-2-0x0000000006110000-0x00000000066B6000-memory.dmp
    Filesize

    5.6MB

  • memory/3544-4-0x0000000005AF0000-0x0000000005B00000-memory.dmp
    Filesize

    64KB

  • memory/3544-27-0x0000000007180000-0x00000000071BC000-memory.dmp
    Filesize

    240KB

  • memory/3544-28-0x00000000072F0000-0x000000000733C000-memory.dmp
    Filesize

    304KB

  • memory/3544-29-0x0000000007430000-0x0000000007496000-memory.dmp
    Filesize

    408KB

  • memory/3544-32-0x0000000008DE0000-0x0000000008FA2000-memory.dmp
    Filesize

    1.8MB

  • memory/3544-33-0x00000000094E0000-0x0000000009A0C000-memory.dmp
    Filesize

    5.2MB

  • memory/3544-34-0x0000000008D90000-0x0000000008DE0000-memory.dmp
    Filesize

    320KB

  • memory/3544-24-0x0000000007690000-0x0000000007CA8000-memory.dmp
    Filesize

    6.1MB