Overview

overview

10

Static

static

setup_installer.exe

windows7_x64

10

setup_installer.exe

windows10_x64

10

Resubmissions

28-10-2021 15:53

211028-tbqhfabhb2 10

28-10-2021 05:27

211028-f5paksheak 10

27-10-2021 14:29

211027-rt28vafah7 10

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General

  • Target

    setup_installer.exe

  • Size

    4.6MB

  • Sample

    211028-tbqhfabhb2

  • MD5

    b356bccf8b9aff2897ecc42970367f44

  • SHA1

    fe06861ac4952834ddc290dd5e0e7f36c8adc018

  • SHA256

    b9325691870376c72e29be06648c8106ceefd9a94dbbfbee9a4fc2b76fc9b6d3

  • SHA512

    7fc510e5575e36919c302ff053eef6f7cb5700e9e011fb5d85dd80c5ec9c97664dcad8b6607b68b10daf8a6fbc584ff1218c30e541431fd32570da8553c662b7

Score
10/10
redlinesmokeloadersocelarsvidar933chrismedia26aspackv2backdoordiscoveryevasionexploitinfostealerpersistencespywarestealertrojan

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

https://raw.githubusercontent.com/sqlitey/sqlite/master/speed.ps1

Extracted

Family

smokeloader

Version

2020

C2

http://brandyjaggers.com/upload/

http://andbal.com/upload/

http://alotofquotes.com/upload/

http://szpnc.cn/upload/

http://uggeboots.com/upload/

http://100klv.com/upload/

http://rapmusic.at/upload/
rc4.i32
rc4.i32

Extracted

Family

vidar

Version

41.6

Botnet

933

C2

https://mas.to/@lilocc

Attributes
  • profile_id

    933

Extracted

Family

redline

Botnet

chris

C2

194.104.136.5:46013

Extracted

Family

redline

Botnet

media26

C2

91.121.67.60:23325

Targets

    • Target

      setup_installer.exe

    • Size

      4.6MB

    • MD5

      b356bccf8b9aff2897ecc42970367f44

    • SHA1

      fe06861ac4952834ddc290dd5e0e7f36c8adc018

    • SHA256

      b9325691870376c72e29be06648c8106ceefd9a94dbbfbee9a4fc2b76fc9b6d3

    • SHA512

      7fc510e5575e36919c302ff053eef6f7cb5700e9e011fb5d85dd80c5ec9c97664dcad8b6607b68b10daf8a6fbc584ff1218c30e541431fd32570da8553c662b7

    Score
    10/10
    smokeloadersocelarsvidar933aspackv2backdoordiscoveryevasionexploitpersistencespywarestealertrojanredlinechrismedia26infostealer

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • RedLine

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

      infostealerredline

    • RedLine Payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

      trojanbackdoorsmokeloader

    • Socelars

      Socelars is an infostealer targeting browser cookies and credit card credentials.

      stealersocelars

    • Socelars Payload

    • Suspicious use of NtCreateProcessExOtherParentProcess

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

      stealervidar

    • Checks for common network interception software

      Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

      evasion

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • Vidar Stealer

      stealer

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Possible privilege escalation attempt

      exploit

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • Reads user/profile data of web browsers

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

      spywarestealer

    • Accesses 2FA software files, possible credential harvesting

      spywarestealer

    • Accesses cryptocurrency files/wallets, possible credential harvesting

      spyware

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

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

      discovery

    • Checks whether UAC is enabled

      evasiontrojan

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    • autoit_exe

      AutoIT scripts compiled to PE executables.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Account Manipulation

1
T1098

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Hidden Files and Directories

1
T1158

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

5
T1112

Disabling Security Tools

1
T1089

Virtualization/Sandbox Evasion

1
T1497

File Permissions Modification

1
T1222

Install Root Certificate

1
T1130

Hidden Files and Directories

1
T1158

Credential Access

Credentials in Files

3
T1081

Discovery

Software Discovery

1
T1518

Query Registry

7
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

7
T1082

Peripheral Device Discovery

2
T1120

Remote System Discovery

1
T1018

Lateral Movement

Collection

Data from Local System

3
T1005

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks