Overview

overview

10

Static

static

Installer.exe

windows7_x64

10

Installer.exe

windows10_x64

10

Analysis

  • max time kernel
    73s
  • max time network
    74s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    30-07-2021 23:46

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General

  • Target

    Installer.exe

  • Size

    1.6MB

  • MD5

    8a1995805ad65999ec546a1074ac9887

  • SHA1

    11d5589ca5ebb127ea57b89ee5da89e0b64fa4c6

  • SHA256

    2040517dac0b553d4a589bb8c14ca4329022e0ce5e5d0ef0f2c08a2deb10fb5b

  • SHA512

    cad4e187956e4db24d291ea725caf89439440eb97ebe9fa76438b76ada66ecc01a4143bf688c6506ec5148c79338e7f581305d2cb8ad17552c558c62706ae777

Score
10/10
redlinemastifdiscoveryinfostealerspywarestealer

Malware Config

Extracted

Family

redline

Botnet

mastif

C2

91.121.146.23:9519

Signatures

  • RedLine

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

    infostealerredline
  • RedLine Payload 3 IoCs
  • CustAttr .NET packer 1 IoCs

    Detects CustAttr .NET packer in memory.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Installer.exe
    "C:\Users\Admin\AppData\Local\Temp\Installer.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:108
    • C:\Users\Admin\AppData\Local\Temp\Installer.exe
      "C:\Users\Admin\AppData\Local\Temp\Installer.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:864

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Lateral Movement

Collection

Data from Local System

2
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/108-60-0x0000000075AF1000-0x0000000075AF3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/108-61-0x0000000000C20000-0x0000000000C21000-memory.dmp
    Filesize

    4KB

    Download
  • memory/108-63-0x00000000006B0000-0x00000000006B1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/108-64-0x0000000000520000-0x000000000052B000-memory.dmp
    Filesize

    44KB

    Download
  • memory/108-65-0x0000000005260000-0x00000000052E7000-memory.dmp
    Filesize

    540KB

    Download
  • memory/108-66-0x0000000000670000-0x000000000068C000-memory.dmp
    Filesize

    112KB

    Download
  • memory/864-67-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

    Download
  • memory/864-68-0x0000000000418E3A-mapping.dmp
    Download
  • memory/864-70-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

    Download
  • memory/864-72-0x0000000005330000-0x0000000005331000-memory.dmp
    Filesize

    4KB

    Download