General

  • Target

    26ed8bfb51ed5436045e1a3c87cfda4cf646302bbe111ceca6b677d077618d3f

  • Size

    2MB

  • Sample

    231207-zhmm1sfe42

  • MD5

    4b0fdc0540ffcbc463c3e919f312d853

  • SHA1

    a71d0729a77f5381dcff80133faff40085def20e

  • SHA256

    26ed8bfb51ed5436045e1a3c87cfda4cf646302bbe111ceca6b677d077618d3f

  • SHA512

    bf04c5a2db9637843cf55de4e508a7ff7b4d61c6f4a441a4847a85c1685ea554f67afef08658f7e29710357e6bab4011d7c12b7ee781fbbaba51e6bd8946a473

  • SSDEEP

    49152:TGLyA61xG+Vlf2nkVszVtJIcY56Ztl4Tfd6Cg8H+WLrEKB+VXyQHjUER:YCG+V1gya7l4MCg8eDKBezHQER

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

      26ed8bfb51ed5436045e1a3c87cfda4cf646302bbe111ceca6b677d077618d3f

    • Size

      2MB

    • MD5

      4b0fdc0540ffcbc463c3e919f312d853

    • SHA1

      a71d0729a77f5381dcff80133faff40085def20e

    • SHA256

      26ed8bfb51ed5436045e1a3c87cfda4cf646302bbe111ceca6b677d077618d3f

    • SHA512

      bf04c5a2db9637843cf55de4e508a7ff7b4d61c6f4a441a4847a85c1685ea554f67afef08658f7e29710357e6bab4011d7c12b7ee781fbbaba51e6bd8946a473

    • SSDEEP

      49152:TGLyA61xG+Vlf2nkVszVtJIcY56Ztl4Tfd6Cg8H+WLrEKB+VXyQHjUER:YCG+V1gya7l4MCg8eDKBezHQER

    • 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

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Tasks