Analysis

  • max time kernel
    91s
  • 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 13:59

General

  • Target

    a01eca9f838ead9a3697f561808fb04b04dd5c2af0ea1a6aa696c70b703053b1.exe

  • Size

    306KB

  • MD5

    43103c9b5bb057de1168a38b33bcbfa4

  • SHA1

    a9e1eaf997ef024f9df4947a9a6dd5f0cd49bf0e

  • SHA256

    a01eca9f838ead9a3697f561808fb04b04dd5c2af0ea1a6aa696c70b703053b1

  • SHA512

    f3f54c2eafb2b98895ede18d4b38375641030c472cee8d1f3f9e43d3973db5dac2701929e2f70bd14e4b7a9555b8e837e72eead17efbcb60ef06b632bdaab140

  • 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\a01eca9f838ead9a3697f561808fb04b04dd5c2af0ea1a6aa696c70b703053b1.exe
    "C:\Users\Admin\AppData\Local\Temp\a01eca9f838ead9a3697f561808fb04b04dd5c2af0ea1a6aa696c70b703053b1.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2548

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\Tmp4A28.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/2548-27-0x0000000006FB0000-0x0000000006FEC000-memory.dmp
    Filesize

    240KB

  • memory/2548-35-0x0000000074E20000-0x00000000755D1000-memory.dmp
    Filesize

    7.7MB

  • memory/2548-3-0x0000000005940000-0x00000000059D2000-memory.dmp
    Filesize

    584KB

  • memory/2548-4-0x0000000005B20000-0x0000000005B30000-memory.dmp
    Filesize

    64KB

  • memory/2548-5-0x0000000005AD0000-0x0000000005ADA000-memory.dmp
    Filesize

    40KB

  • memory/2548-1-0x0000000074E20000-0x00000000755D1000-memory.dmp
    Filesize

    7.7MB

  • memory/2548-20-0x0000000005E60000-0x0000000005ED6000-memory.dmp
    Filesize

    472KB

  • memory/2548-28-0x0000000007120000-0x000000000716C000-memory.dmp
    Filesize

    304KB

  • memory/2548-38-0x0000000074E20000-0x00000000755D1000-memory.dmp
    Filesize

    7.7MB

  • memory/2548-2-0x0000000005EF0000-0x0000000006496000-memory.dmp
    Filesize

    5.6MB

  • memory/2548-21-0x0000000006D80000-0x0000000006D9E000-memory.dmp
    Filesize

    120KB

  • memory/2548-25-0x0000000007010000-0x000000000711A000-memory.dmp
    Filesize

    1.0MB

  • memory/2548-24-0x00000000074C0000-0x0000000007AD8000-memory.dmp
    Filesize

    6.1MB

  • memory/2548-29-0x0000000007270000-0x00000000072D6000-memory.dmp
    Filesize

    408KB

  • memory/2548-32-0x0000000007BE0000-0x0000000007C30000-memory.dmp
    Filesize

    320KB

  • memory/2548-33-0x0000000007E00000-0x0000000007FC2000-memory.dmp
    Filesize

    1.8MB

  • memory/2548-34-0x0000000008500000-0x0000000008A2C000-memory.dmp
    Filesize

    5.2MB

  • memory/2548-0-0x0000000000E10000-0x0000000000E62000-memory.dmp
    Filesize

    328KB

  • memory/2548-36-0x0000000005B20000-0x0000000005B30000-memory.dmp
    Filesize

    64KB

  • memory/2548-26-0x0000000006F50000-0x0000000006F62000-memory.dmp
    Filesize

    72KB