Analysis

  • max time kernel
    150s
  • max time network
    153s
  • 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 12:00

General

  • Target

    81e22995c967b1f6df2e110bd23bce924b5e740b170bf7b57773a5d37378d2e2.exe

  • Size

    305KB

  • MD5

    0e25e85ff83cc6b5628df7581bb68f28

  • SHA1

    773ae37b04b706d19df738ac86e7b1693b760bb2

  • SHA256

    81e22995c967b1f6df2e110bd23bce924b5e740b170bf7b57773a5d37378d2e2

  • SHA512

    f3b06d053d6ba4e2b03f35d593c35cb28791db3ea558460931ffe068a4ad4dca30a76208b333c0ea3f88e1906b0850575b493a343233411f3a5150f3015b1d75

  • 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\81e22995c967b1f6df2e110bd23bce924b5e740b170bf7b57773a5d37378d2e2.exe
    "C:\Users\Admin\AppData\Local\Temp\81e22995c967b1f6df2e110bd23bce924b5e740b170bf7b57773a5d37378d2e2.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5032

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\Tmp7A7F.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/5032-23-0x00000000068F0000-0x000000000690E000-memory.dmp
    Filesize

    120KB

  • memory/5032-3-0x0000000005120000-0x00000000051B2000-memory.dmp
    Filesize

    584KB

  • memory/5032-27-0x0000000006B80000-0x0000000006C8A000-memory.dmp
    Filesize

    1.0MB

  • memory/5032-28-0x0000000006AC0000-0x0000000006AD2000-memory.dmp
    Filesize

    72KB

  • memory/5032-5-0x00000000051E0000-0x00000000051EA000-memory.dmp
    Filesize

    40KB

  • memory/5032-1-0x0000000075140000-0x00000000758F0000-memory.dmp
    Filesize

    7.7MB

  • memory/5032-22-0x0000000005F50000-0x0000000005FC6000-memory.dmp
    Filesize

    472KB

  • memory/5032-0-0x0000000000820000-0x0000000000872000-memory.dmp
    Filesize

    328KB

  • memory/5032-38-0x0000000075140000-0x00000000758F0000-memory.dmp
    Filesize

    7.7MB

  • memory/5032-2-0x0000000005820000-0x0000000005DC4000-memory.dmp
    Filesize

    5.6MB

  • memory/5032-4-0x0000000005460000-0x0000000005470000-memory.dmp
    Filesize

    64KB

  • memory/5032-29-0x0000000006B20000-0x0000000006B5C000-memory.dmp
    Filesize

    240KB

  • memory/5032-30-0x0000000006C90000-0x0000000006CDC000-memory.dmp
    Filesize

    304KB

  • memory/5032-31-0x0000000006DD0000-0x0000000006E36000-memory.dmp
    Filesize

    408KB

  • memory/5032-34-0x0000000006FE0000-0x0000000007030000-memory.dmp
    Filesize

    320KB

  • memory/5032-35-0x0000000007C70000-0x0000000007E32000-memory.dmp
    Filesize

    1.8MB

  • memory/5032-36-0x0000000008370000-0x000000000889C000-memory.dmp
    Filesize

    5.2MB

  • memory/5032-26-0x0000000007030000-0x0000000007648000-memory.dmp
    Filesize

    6.1MB