Analysis

  • max time kernel
    91s
  • max time network
    99s
  • 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 11:52

General

  • Target

    a881a13ccfc80a316c8a1f82a2bbd2e7f5cef9c253735b9ee98dc951f85670ef.exe

  • Size

    305KB

  • MD5

    1815aecf6212db760461e17d65217302

  • SHA1

    285e824ac0319fe92d53b291e584dd82a56ec184

  • SHA256

    a881a13ccfc80a316c8a1f82a2bbd2e7f5cef9c253735b9ee98dc951f85670ef

  • SHA512

    2372c6e43f90a3b3da83bb212f4a5d1f95d61848d3248b6824c3fc8deeff1ecf7455876980147c87f94158912cd1b939d3b6f85a0a68a73344060a182e427787

  • 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\a881a13ccfc80a316c8a1f82a2bbd2e7f5cef9c253735b9ee98dc951f85670ef.exe
    "C:\Users\Admin\AppData\Local\Temp\a881a13ccfc80a316c8a1f82a2bbd2e7f5cef9c253735b9ee98dc951f85670ef.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2132

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\Tmp48FF.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/2132-25-0x0000000006C60000-0x0000000006D6A000-memory.dmp
    Filesize

    1.0MB

  • memory/2132-35-0x00000000091D0000-0x00000000096FC000-memory.dmp
    Filesize

    5.2MB

  • memory/2132-3-0x0000000005560000-0x00000000055F2000-memory.dmp
    Filesize

    584KB

  • memory/2132-4-0x00000000057E0000-0x00000000057F0000-memory.dmp
    Filesize

    64KB

  • memory/2132-5-0x0000000005720000-0x000000000572A000-memory.dmp
    Filesize

    40KB

  • memory/2132-0-0x0000000000A60000-0x0000000000AB2000-memory.dmp
    Filesize

    328KB

  • memory/2132-20-0x0000000005AB0000-0x0000000005B26000-memory.dmp
    Filesize

    472KB

  • memory/2132-26-0x0000000006BA0000-0x0000000006BB2000-memory.dmp
    Filesize

    72KB

  • memory/2132-38-0x00000000748D0000-0x0000000075081000-memory.dmp
    Filesize

    7.7MB

  • memory/2132-2-0x0000000005BC0000-0x0000000006166000-memory.dmp
    Filesize

    5.6MB

  • memory/2132-21-0x00000000069D0000-0x00000000069EE000-memory.dmp
    Filesize

    120KB

  • memory/2132-27-0x0000000006C00000-0x0000000006C3C000-memory.dmp
    Filesize

    240KB

  • memory/2132-28-0x0000000006D70000-0x0000000006DBC000-memory.dmp
    Filesize

    304KB

  • memory/2132-29-0x0000000006EB0000-0x0000000006F16000-memory.dmp
    Filesize

    408KB

  • memory/2132-32-0x0000000008590000-0x00000000085E0000-memory.dmp
    Filesize

    320KB

  • memory/2132-33-0x00000000748D0000-0x0000000075081000-memory.dmp
    Filesize

    7.7MB

  • memory/2132-34-0x0000000008AD0000-0x0000000008C92000-memory.dmp
    Filesize

    1.8MB

  • memory/2132-1-0x00000000748D0000-0x0000000075081000-memory.dmp
    Filesize

    7.7MB

  • memory/2132-36-0x00000000057E0000-0x00000000057F0000-memory.dmp
    Filesize

    64KB

  • memory/2132-24-0x0000000007110000-0x0000000007728000-memory.dmp
    Filesize

    6.1MB