Analysis

  • max time kernel
    144s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-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 19 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:3404

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\TmpE659.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3404-27-0x00000000068A0000-0x00000000069AA000-memory.dmp
    Filesize

    1.0MB

  • memory/3404-35-0x0000000008DD0000-0x00000000092FC000-memory.dmp
    Filesize

    5.2MB

  • memory/3404-3-0x0000000005090000-0x0000000005122000-memory.dmp
    Filesize

    584KB

  • memory/3404-4-0x00000000051F0000-0x0000000005200000-memory.dmp
    Filesize

    64KB

  • memory/3404-5-0x0000000005150000-0x000000000515A000-memory.dmp
    Filesize

    40KB

  • memory/3404-1-0x0000000000630000-0x0000000000682000-memory.dmp
    Filesize

    328KB

  • memory/3404-22-0x0000000005CD0000-0x0000000005D46000-memory.dmp
    Filesize

    472KB

  • memory/3404-28-0x00000000067E0000-0x00000000067F2000-memory.dmp
    Filesize

    72KB

  • memory/3404-40-0x0000000074510000-0x0000000074CC0000-memory.dmp
    Filesize

    7.7MB

  • memory/3404-2-0x0000000005560000-0x0000000005B04000-memory.dmp
    Filesize

    5.6MB

  • memory/3404-23-0x0000000006610000-0x000000000662E000-memory.dmp
    Filesize

    120KB

  • memory/3404-29-0x0000000006840000-0x000000000687C000-memory.dmp
    Filesize

    240KB

  • memory/3404-30-0x00000000069B0000-0x00000000069FC000-memory.dmp
    Filesize

    304KB

  • memory/3404-31-0x0000000006AF0000-0x0000000006B56000-memory.dmp
    Filesize

    408KB

  • memory/3404-32-0x0000000074510000-0x0000000074CC0000-memory.dmp
    Filesize

    7.7MB

  • memory/3404-33-0x0000000008060000-0x00000000080B0000-memory.dmp
    Filesize

    320KB

  • memory/3404-34-0x00000000086D0000-0x0000000008892000-memory.dmp
    Filesize

    1.8MB

  • memory/3404-0-0x0000000074510000-0x0000000074CC0000-memory.dmp
    Filesize

    7.7MB

  • memory/3404-38-0x00000000051F0000-0x0000000005200000-memory.dmp
    Filesize

    64KB

  • memory/3404-26-0x0000000006D50000-0x0000000007368000-memory.dmp
    Filesize

    6.1MB