Analysis

  • max time kernel
    106s
  • max time network
    108s
  • 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 13:44

General

  • Target

    63681588db1f326f18b6eac197c3258d794714c24e9a2e87f809d2a27872b45d.exe

  • Size

    306KB

  • MD5

    b7334d6ded8b25b69c00c43003f26b36

  • SHA1

    1143a48e7857fa0bcaa1230efe2e0267f0edde84

  • SHA256

    63681588db1f326f18b6eac197c3258d794714c24e9a2e87f809d2a27872b45d

  • SHA512

    56b117ec570306d68c0a2be6f2f6c90eb2deb0a4518612af944714ba6d2eef4fdbb46722680c150e0c32f81cdf53fc6f3ebe97c5eb3d499d107c8ef72b32ab7c

  • 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\63681588db1f326f18b6eac197c3258d794714c24e9a2e87f809d2a27872b45d.exe
    "C:\Users\Admin\AppData\Local\Temp\63681588db1f326f18b6eac197c3258d794714c24e9a2e87f809d2a27872b45d.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3740

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\Tmp5786.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3740-25-0x00000000070D0000-0x00000000071DA000-memory.dmp
    Filesize

    1.0MB

  • memory/3740-35-0x0000000008130000-0x00000000082F2000-memory.dmp
    Filesize

    1.8MB

  • memory/3740-3-0x00000000059E0000-0x0000000005A72000-memory.dmp
    Filesize

    584KB

  • memory/3740-4-0x0000000005B60000-0x0000000005B70000-memory.dmp
    Filesize

    64KB

  • memory/3740-5-0x0000000005A90000-0x0000000005A9A000-memory.dmp
    Filesize

    40KB

  • memory/3740-1-0x0000000074B10000-0x00000000752C1000-memory.dmp
    Filesize

    7.7MB

  • memory/3740-20-0x0000000006550000-0x00000000065C6000-memory.dmp
    Filesize

    472KB

  • memory/3740-26-0x0000000007010000-0x0000000007022000-memory.dmp
    Filesize

    72KB

  • memory/3740-38-0x0000000074B10000-0x00000000752C1000-memory.dmp
    Filesize

    7.7MB

  • memory/3740-2-0x0000000005EA0000-0x0000000006446000-memory.dmp
    Filesize

    5.6MB

  • memory/3740-21-0x0000000006F40000-0x0000000006F5E000-memory.dmp
    Filesize

    120KB

  • memory/3740-27-0x0000000007070000-0x00000000070AC000-memory.dmp
    Filesize

    240KB

  • memory/3740-28-0x00000000071E0000-0x000000000722C000-memory.dmp
    Filesize

    304KB

  • memory/3740-29-0x0000000007320000-0x0000000007386000-memory.dmp
    Filesize

    408KB

  • memory/3740-32-0x0000000074B10000-0x00000000752C1000-memory.dmp
    Filesize

    7.7MB

  • memory/3740-33-0x0000000005B60000-0x0000000005B70000-memory.dmp
    Filesize

    64KB

  • memory/3740-34-0x00000000015D0000-0x0000000001620000-memory.dmp
    Filesize

    320KB

  • memory/3740-0-0x0000000000ED0000-0x0000000000F22000-memory.dmp
    Filesize

    328KB

  • memory/3740-36-0x0000000009080000-0x00000000095AC000-memory.dmp
    Filesize

    5.2MB

  • memory/3740-24-0x0000000007580000-0x0000000007B98000-memory.dmp
    Filesize

    6.1MB