Analysis

  • max time kernel
    147s
  • max time network
    156s
  • 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 15:08

General

  • Target

    b96dfa28a0fae0d2d55a1b303df669e8239f2fdee687cd91fb9bb7c675541169.exe

  • Size

    306KB

  • MD5

    ab742991d2f446bfed1854284c71d1b4

  • SHA1

    45231d1beb91cff238c9795351cdfd67603e0a12

  • SHA256

    b96dfa28a0fae0d2d55a1b303df669e8239f2fdee687cd91fb9bb7c675541169

  • SHA512

    578c05d9781b2c81248f15877523d3eb2fc3abd350e5843792866b24ec0c553f07946b582b404f548e674d0d7b1a237e2f9ace19d36f5eb615daa6ba51c1bf43

  • 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\b96dfa28a0fae0d2d55a1b303df669e8239f2fdee687cd91fb9bb7c675541169.exe
    "C:\Users\Admin\AppData\Local\Temp\b96dfa28a0fae0d2d55a1b303df669e8239f2fdee687cd91fb9bb7c675541169.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:360

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\Tmp3A3A.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/360-25-0x0000000006CD0000-0x0000000006DDA000-memory.dmp
    Filesize

    1.0MB

  • memory/360-36-0x0000000005690000-0x00000000056A0000-memory.dmp
    Filesize

    64KB

  • memory/360-24-0x0000000007180000-0x0000000007798000-memory.dmp
    Filesize

    6.1MB

  • memory/360-4-0x0000000005690000-0x00000000056A0000-memory.dmp
    Filesize

    64KB

  • memory/360-5-0x0000000005530000-0x000000000553A000-memory.dmp
    Filesize

    40KB

  • memory/360-1-0x00000000745B0000-0x0000000074D61000-memory.dmp
    Filesize

    7.7MB

  • memory/360-20-0x0000000006150000-0x00000000061C6000-memory.dmp
    Filesize

    472KB

  • memory/360-21-0x0000000006A40000-0x0000000006A5E000-memory.dmp
    Filesize

    120KB

  • memory/360-3-0x0000000005480000-0x0000000005512000-memory.dmp
    Filesize

    584KB

  • memory/360-2-0x0000000005B20000-0x00000000060C6000-memory.dmp
    Filesize

    5.6MB

  • memory/360-27-0x0000000006C70000-0x0000000006CAC000-memory.dmp
    Filesize

    240KB

  • memory/360-26-0x0000000006C10000-0x0000000006C22000-memory.dmp
    Filesize

    72KB

  • memory/360-28-0x0000000006DE0000-0x0000000006E2C000-memory.dmp
    Filesize

    304KB

  • memory/360-29-0x0000000006F30000-0x0000000006F96000-memory.dmp
    Filesize

    408KB

  • memory/360-32-0x00000000078A0000-0x00000000078F0000-memory.dmp
    Filesize

    320KB

  • memory/360-33-0x0000000007AC0000-0x0000000007C82000-memory.dmp
    Filesize

    1.8MB

  • memory/360-34-0x00000000081C0000-0x00000000086EC000-memory.dmp
    Filesize

    5.2MB

  • memory/360-35-0x00000000745B0000-0x0000000074D61000-memory.dmp
    Filesize

    7.7MB

  • memory/360-0-0x0000000000AC0000-0x0000000000B12000-memory.dmp
    Filesize

    328KB