Analysis

  • max time kernel
    45s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220715-en
  • resource tags

    arch:x64arch:x86image:win7-20220715-enlocale:en-usos:windows7-x64system
  • submitted
    05-08-2022 11:26

General

  • Target

    bd8b2ca415132742d86e113b500d62131845ee942d891.exe

  • Size

    443KB

  • MD5

    f602fe28be3646e7a0a6803039c1fa25

  • SHA1

    167cfd38139c5c2ad3798b5f57436c0d37c3b704

  • SHA256

    bd8b2ca415132742d86e113b500d62131845ee942d8916bcadf202ef3eecb671

  • SHA512

    eec2219e2ea8f81921e45a4672cf61e9111c1857f420d916ed949202bb8f28e9c6050a49454c86dfdeb98206afc88c6d5184f2659ed2b90c13837109b3f3c17c

Malware Config

Extracted

Family

redline

Botnet

AF2

C2

stcontact.top:80

Attributes
  • auth_value

    4d729a2faecb406a0eb1d6fcf30432fa

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.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd8b2ca415132742d86e113b500d62131845ee942d891.exe
    "C:\Users\Admin\AppData\Local\Temp\bd8b2ca415132742d86e113b500d62131845ee942d891.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1820

Network

MITRE ATT&CK Matrix ATT&CK v6

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/1820-54-0x0000000000520000-0x0000000000550000-memory.dmp
    Filesize

    192KB

  • memory/1820-55-0x0000000000800000-0x0000000000830000-memory.dmp
    Filesize

    192KB

  • memory/1820-56-0x000000000057B000-0x00000000005A6000-memory.dmp
    Filesize

    172KB

  • memory/1820-57-0x0000000000220000-0x0000000000258000-memory.dmp
    Filesize

    224KB

  • memory/1820-58-0x0000000000400000-0x000000000048A000-memory.dmp
    Filesize

    552KB

  • memory/1820-59-0x0000000076C01000-0x0000000076C03000-memory.dmp
    Filesize

    8KB

  • memory/1820-60-0x000000000057B000-0x00000000005A6000-memory.dmp
    Filesize

    172KB

  • memory/1820-61-0x0000000000400000-0x000000000048A000-memory.dmp
    Filesize

    552KB