Analysis

  • max time kernel
    93s
  • max time network
    100s
  • 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 14:47

General

  • Target

    4b06bdc880ed529e667e135bee5fe034e19d04f82c7b12d3840a3b76c6684ac0.exe

  • Size

    306KB

  • MD5

    38caa52390fc8a86cc32d0a032deaa9e

  • SHA1

    2233560194798c98f9d7f40b8c5b5c130fc61b9d

  • SHA256

    4b06bdc880ed529e667e135bee5fe034e19d04f82c7b12d3840a3b76c6684ac0

  • SHA512

    d244757ca807e40ae83d39be648595e8d3d86ebdb00dfc5c5f92a5053d1fe27fc7115e1b33b7291675bd46834cc6b4538d8b0ba29e7046e8b426135c7d8e87aa

  • 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\4b06bdc880ed529e667e135bee5fe034e19d04f82c7b12d3840a3b76c6684ac0.exe
    "C:\Users\Admin\AppData\Local\Temp\4b06bdc880ed529e667e135bee5fe034e19d04f82c7b12d3840a3b76c6684ac0.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3392

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp470B.tmp

    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3392-25-0x0000000006920000-0x0000000006A2A000-memory.dmp

    Filesize

    1.0MB

  • memory/3392-35-0x0000000074770000-0x0000000074F21000-memory.dmp

    Filesize

    7.7MB

  • memory/3392-3-0x0000000005220000-0x00000000052B2000-memory.dmp

    Filesize

    584KB

  • memory/3392-4-0x00000000051B0000-0x00000000051C0000-memory.dmp

    Filesize

    64KB

  • memory/3392-5-0x00000000052E0000-0x00000000052EA000-memory.dmp

    Filesize

    40KB

  • memory/3392-1-0x0000000074770000-0x0000000074F21000-memory.dmp

    Filesize

    7.7MB

  • memory/3392-20-0x0000000005790000-0x0000000005806000-memory.dmp

    Filesize

    472KB

  • memory/3392-26-0x0000000006860000-0x0000000006872000-memory.dmp

    Filesize

    72KB

  • memory/3392-38-0x0000000074770000-0x0000000074F21000-memory.dmp

    Filesize

    7.7MB

  • memory/3392-2-0x00000000058C0000-0x0000000005E66000-memory.dmp

    Filesize

    5.6MB

  • memory/3392-21-0x0000000006690000-0x00000000066AE000-memory.dmp

    Filesize

    120KB

  • memory/3392-27-0x00000000068C0000-0x00000000068FC000-memory.dmp

    Filesize

    240KB

  • memory/3392-28-0x0000000006A30000-0x0000000006A7C000-memory.dmp

    Filesize

    304KB

  • memory/3392-29-0x0000000006B70000-0x0000000006BD6000-memory.dmp

    Filesize

    408KB

  • memory/3392-32-0x00000000074F0000-0x0000000007540000-memory.dmp

    Filesize

    320KB

  • memory/3392-33-0x0000000007710000-0x00000000078D2000-memory.dmp

    Filesize

    1.8MB

  • memory/3392-34-0x0000000007E10000-0x000000000833C000-memory.dmp

    Filesize

    5.2MB

  • memory/3392-0-0x0000000000720000-0x0000000000772000-memory.dmp

    Filesize

    328KB

  • memory/3392-36-0x00000000051B0000-0x00000000051C0000-memory.dmp

    Filesize

    64KB

  • memory/3392-24-0x0000000006DD0000-0x00000000073E8000-memory.dmp

    Filesize

    6.1MB