Analysis

  • max time kernel
    141s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-04-2024 11:38

General

  • Target

    81ee94b74f0da0922eff02c9ca8a10b5370593e7551f4e2a684d021ed7aa3e8f.exe

  • Size

    305KB

  • MD5

    dd6029a70f8058d04275954f547ab6ac

  • SHA1

    6fa0015e34d5b8c145808434241223f319df720d

  • SHA256

    81ee94b74f0da0922eff02c9ca8a10b5370593e7551f4e2a684d021ed7aa3e8f

  • SHA512

    badb4194377695173e34a1e2610a78c7ebd2f3c7326cb0dd6ae552d9972aaf61a076a6c12e33e1ef073392a42154b2b9b037969991d5504b270d710c04139471

  • 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\81ee94b74f0da0922eff02c9ca8a10b5370593e7551f4e2a684d021ed7aa3e8f.exe
    "C:\Users\Admin\AppData\Local\Temp\81ee94b74f0da0922eff02c9ca8a10b5370593e7551f4e2a684d021ed7aa3e8f.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3228

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\TmpB7D6.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3228-23-0x00000000068A0000-0x00000000068BE000-memory.dmp
    Filesize

    120KB

  • memory/3228-3-0x0000000004FE0000-0x0000000005072000-memory.dmp
    Filesize

    584KB

  • memory/3228-27-0x0000000006A30000-0x0000000006B3A000-memory.dmp
    Filesize

    1.0MB

  • memory/3228-28-0x0000000006970000-0x0000000006982000-memory.dmp
    Filesize

    72KB

  • memory/3228-5-0x0000000005190000-0x000000000519A000-memory.dmp
    Filesize

    40KB

  • memory/3228-0-0x00000000006C0000-0x0000000000712000-memory.dmp
    Filesize

    328KB

  • memory/3228-22-0x0000000005D20000-0x0000000005D96000-memory.dmp
    Filesize

    472KB

  • memory/3228-1-0x0000000074930000-0x00000000750E0000-memory.dmp
    Filesize

    7.7MB

  • memory/3228-38-0x0000000074930000-0x00000000750E0000-memory.dmp
    Filesize

    7.7MB

  • memory/3228-2-0x00000000054F0000-0x0000000005A94000-memory.dmp
    Filesize

    5.6MB

  • memory/3228-4-0x0000000004F90000-0x0000000004FA0000-memory.dmp
    Filesize

    64KB

  • memory/3228-29-0x00000000069D0000-0x0000000006A0C000-memory.dmp
    Filesize

    240KB

  • memory/3228-30-0x0000000006B40000-0x0000000006B8C000-memory.dmp
    Filesize

    304KB

  • memory/3228-31-0x0000000006C80000-0x0000000006CE6000-memory.dmp
    Filesize

    408KB

  • memory/3228-34-0x0000000007700000-0x0000000007750000-memory.dmp
    Filesize

    320KB

  • memory/3228-35-0x0000000008780000-0x0000000008942000-memory.dmp
    Filesize

    1.8MB

  • memory/3228-36-0x0000000008E80000-0x00000000093AC000-memory.dmp
    Filesize

    5.2MB

  • memory/3228-26-0x0000000006EE0000-0x00000000074F8000-memory.dmp
    Filesize

    6.1MB