Analysis

  • max time kernel
    113s
  • max time network
    114s
  • 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 13:02

General

  • Target

    191f730f9b4667255e6d083b18efa35b25c8c174b41911930d4edb5bd4baddff.exe

  • Size

    305KB

  • MD5

    4af8773a6f6d62b8e01a9f5364e5f4ec

  • SHA1

    4f7fcfe539edcb7b1dd6eac132c1ef265e3dc831

  • SHA256

    191f730f9b4667255e6d083b18efa35b25c8c174b41911930d4edb5bd4baddff

  • SHA512

    8fe34a2ebd7c73e74132eb2a7e8ee699a7158e9bcf6a0a4d9c46c8ccca96b669809081767ae6abd03b3fd55ec196fa4f8564a5ac4c7e2284fed2cb5e3779889d

  • 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\191f730f9b4667255e6d083b18efa35b25c8c174b41911930d4edb5bd4baddff.exe
    "C:\Users\Admin\AppData\Local\Temp\191f730f9b4667255e6d083b18efa35b25c8c174b41911930d4edb5bd4baddff.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4948

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\Tmp5796.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4948-25-0x00000000068D0000-0x00000000069DA000-memory.dmp
    Filesize

    1.0MB

  • memory/4948-35-0x0000000007980000-0x0000000007B42000-memory.dmp
    Filesize

    1.8MB

  • memory/4948-3-0x00000000051F0000-0x0000000005282000-memory.dmp
    Filesize

    584KB

  • memory/4948-4-0x0000000005420000-0x0000000005430000-memory.dmp
    Filesize

    64KB

  • memory/4948-5-0x0000000005380000-0x000000000538A000-memory.dmp
    Filesize

    40KB

  • memory/4948-1-0x0000000074B10000-0x00000000752C1000-memory.dmp
    Filesize

    7.7MB

  • memory/4948-20-0x0000000005D70000-0x0000000005DE6000-memory.dmp
    Filesize

    472KB

  • memory/4948-26-0x0000000006810000-0x0000000006822000-memory.dmp
    Filesize

    72KB

  • memory/4948-38-0x0000000074B10000-0x00000000752C1000-memory.dmp
    Filesize

    7.7MB

  • memory/4948-2-0x00000000056C0000-0x0000000005C66000-memory.dmp
    Filesize

    5.6MB

  • memory/4948-21-0x0000000006640000-0x000000000665E000-memory.dmp
    Filesize

    120KB

  • memory/4948-27-0x0000000006870000-0x00000000068AC000-memory.dmp
    Filesize

    240KB

  • memory/4948-28-0x00000000069E0000-0x0000000006A2C000-memory.dmp
    Filesize

    304KB

  • memory/4948-29-0x0000000006B20000-0x0000000006B86000-memory.dmp
    Filesize

    408KB

  • memory/4948-32-0x00000000075F0000-0x0000000007640000-memory.dmp
    Filesize

    320KB

  • memory/4948-33-0x0000000074B10000-0x00000000752C1000-memory.dmp
    Filesize

    7.7MB

  • memory/4948-34-0x0000000005420000-0x0000000005430000-memory.dmp
    Filesize

    64KB

  • memory/4948-0-0x00000000006D0000-0x0000000000722000-memory.dmp
    Filesize

    328KB

  • memory/4948-36-0x0000000008790000-0x0000000008CBC000-memory.dmp
    Filesize

    5.2MB

  • memory/4948-24-0x0000000006D80000-0x0000000007398000-memory.dmp
    Filesize

    6.1MB