Analysis

  • max time kernel
    89s
  • max time network
    94s
  • 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 12:09

General

  • Target

    1882b20a154c69e2e5ba570fc8dccddbd9ba9a521efc014625610662b1e8635d.exe

  • Size

    305KB

  • MD5

    676582f861ba981c4ba2425e2bb88c1a

  • SHA1

    44b7d498dee7651540976b5ec0164463f6194c14

  • SHA256

    1882b20a154c69e2e5ba570fc8dccddbd9ba9a521efc014625610662b1e8635d

  • SHA512

    656eab137f0a06c1cd6fb4d54e77733a08266ef012fc75cb6a66f71d5e1bbe5e4c06252dae379513d85a1f0358c5f978714a06c8fa3887f19cfdbd670c321e44

  • 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\1882b20a154c69e2e5ba570fc8dccddbd9ba9a521efc014625610662b1e8635d.exe
    "C:\Users\Admin\AppData\Local\Temp\1882b20a154c69e2e5ba570fc8dccddbd9ba9a521efc014625610662b1e8635d.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:988

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\Tmp5AF1.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/988-21-0x0000000006480000-0x000000000649E000-memory.dmp
    Filesize

    120KB

  • memory/988-3-0x0000000004F20000-0x0000000004FB2000-memory.dmp
    Filesize

    584KB

  • memory/988-25-0x0000000006610000-0x000000000671A000-memory.dmp
    Filesize

    1.0MB

  • memory/988-26-0x0000000006550000-0x0000000006562000-memory.dmp
    Filesize

    72KB

  • memory/988-5-0x0000000004FD0000-0x0000000004FDA000-memory.dmp
    Filesize

    40KB

  • memory/988-1-0x0000000074A20000-0x00000000751D1000-memory.dmp
    Filesize

    7.7MB

  • memory/988-20-0x0000000005360000-0x00000000053D6000-memory.dmp
    Filesize

    472KB

  • memory/988-0-0x0000000000410000-0x0000000000462000-memory.dmp
    Filesize

    328KB

  • memory/988-36-0x0000000074A20000-0x00000000751D1000-memory.dmp
    Filesize

    7.7MB

  • memory/988-2-0x00000000053F0000-0x0000000005996000-memory.dmp
    Filesize

    5.6MB

  • memory/988-4-0x0000000005050000-0x0000000005060000-memory.dmp
    Filesize

    64KB

  • memory/988-27-0x00000000065B0000-0x00000000065EC000-memory.dmp
    Filesize

    240KB

  • memory/988-28-0x0000000006720000-0x000000000676C000-memory.dmp
    Filesize

    304KB

  • memory/988-29-0x0000000006860000-0x00000000068C6000-memory.dmp
    Filesize

    408KB

  • memory/988-32-0x0000000007330000-0x0000000007380000-memory.dmp
    Filesize

    320KB

  • memory/988-33-0x0000000007930000-0x0000000007AF2000-memory.dmp
    Filesize

    1.8MB

  • memory/988-34-0x0000000008640000-0x0000000008B6C000-memory.dmp
    Filesize

    5.2MB

  • memory/988-24-0x0000000006AC0000-0x00000000070D8000-memory.dmp
    Filesize

    6.1MB