Analysis

  • max time kernel
    43s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    17-05-2022 09:31

General

  • Target

    a644c2f7af6f56cfcfcdbbac0273f7a4.exe

  • Size

    432KB

  • MD5

    a644c2f7af6f56cfcfcdbbac0273f7a4

  • SHA1

    7d159373bab7be5a281dd792c6a64a1d40b775c2

  • SHA256

    99c6e7d56b4f53917baefed6ff76fe8830ce2fa0d016efe18ab235ab9c276ae2

  • SHA512

    1eb5a2a3bd4adc4891674a0e81448210d5b50a69d56d4092e4c88871b852daf99b34b1d95c9a83eca06e800be9bf41e49a8880a3d7bc5aeddaf3abaaaefc7ec9

Malware Config

Extracted

Family

redline

Botnet

test1

C2

185.215.113.75:80

Attributes
  • auth_value

    7ab4a4e2eae9eb7ae10f64f68df53bb3

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • 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.

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a644c2f7af6f56cfcfcdbbac0273f7a4.exe
    "C:\Users\Admin\AppData\Local\Temp\a644c2f7af6f56cfcfcdbbac0273f7a4.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1460

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1460-54-0x0000000001EA0000-0x0000000001ED0000-memory.dmp
    Filesize

    192KB

  • memory/1460-56-0x00000000002E0000-0x0000000000317000-memory.dmp
    Filesize

    220KB

  • memory/1460-55-0x000000000057A000-0x00000000005A4000-memory.dmp
    Filesize

    168KB

  • memory/1460-57-0x0000000000400000-0x00000000004AD000-memory.dmp
    Filesize

    692KB

  • memory/1460-58-0x0000000001FE0000-0x000000000200E000-memory.dmp
    Filesize

    184KB

  • memory/1460-59-0x00000000763E1000-0x00000000763E3000-memory.dmp
    Filesize

    8KB