General

  • Target

    15acff15b2fec1b4f491292b2e93fe5d41997aca8fd8bc6a6be036e2ff08536c

  • Size

    2MB

  • Sample

    231207-1x5yksfh57

  • MD5

    afc66781cd480e22ec5b6cf0136e5815

  • SHA1

    e30645449b1d90f3ead7da42a3c6cde803bf52eb

  • SHA256

    15acff15b2fec1b4f491292b2e93fe5d41997aca8fd8bc6a6be036e2ff08536c

  • SHA512

    66959a793de8086532086761c2558c4b53328e880fa690b989ec5376eaf24c11503d9c047bf7b0d5b8502c441df90e692a39082d2b95f5fc14387690f5ff5182

  • SSDEEP

    49152:rECmgEp+2zkiX8zg625gOHCEQ0H1KfYUnCye+nz/b4Akp:9mgEpuijccH1DUnC0z/b4A

Malware Config

Extracted

Family

risepro

C2

193.233.132.51

Extracted

Family

smokeloader

Version

2022

C2

http://81.19.131.34/fks/index.php

rc4.i32
rc4.i32

Targets

    • Target

      15acff15b2fec1b4f491292b2e93fe5d41997aca8fd8bc6a6be036e2ff08536c

    • Size

      2MB

    • MD5

      afc66781cd480e22ec5b6cf0136e5815

    • SHA1

      e30645449b1d90f3ead7da42a3c6cde803bf52eb

    • SHA256

      15acff15b2fec1b4f491292b2e93fe5d41997aca8fd8bc6a6be036e2ff08536c

    • SHA512

      66959a793de8086532086761c2558c4b53328e880fa690b989ec5376eaf24c11503d9c047bf7b0d5b8502c441df90e692a39082d2b95f5fc14387690f5ff5182

    • SSDEEP

      49152:rECmgEp+2zkiX8zg625gOHCEQ0H1KfYUnCye+nz/b4Akp:9mgEpuijccH1DUnC0z/b4A

    • PrivateLoader

      PrivateLoader is a downloader sold as a pay-per-install malware distribution service.

    • RisePro

      RisePro stealer is an infostealer distributed by PrivateLoader.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Drops startup file

    • Executes dropped EXE

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Looks up external IP address via web service

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

    • AutoIT Executable

      AutoIT scripts compiled to PE executables.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks