General

  • Target

    eda5589d84c7201abe3063f5438bd4cf9728330e6016361f620d08eaf6df140b

  • Size

    239KB

  • Sample

    230923-146tfscd69

  • MD5

    11ee2e436b569174e39f2d5c0c1d4447

  • SHA1

    46184c18948e1fe4722f9fe9cd020fceca7ce28d

  • SHA256

    eda5589d84c7201abe3063f5438bd4cf9728330e6016361f620d08eaf6df140b

  • SHA512

    bf39b8232a1032f7563206b921500774d2620eb8358dd2431f282536b9306b4425b4408a394b07cc44d4a2e5061f29dfd28fd2c4b32390464c4755cfb86ec572

  • SSDEEP

    6144:zX46fuYXChoQTjlFgLuCY1dRuAOROl8sIw8y0:zIYzXChdTbv1bu2ZIw8y

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

fabookie

C2

http://app.nnnaajjjgc.com/check/safe

Extracted

Family

smokeloader

Botnet

up3

Extracted

Family

smokeloader

Version

2020

C2

http://host-file-host6.com/

http://host-host-file8.com/

rc4.i32
rc4.i32

Targets

    • Target

      eda5589d84c7201abe3063f5438bd4cf9728330e6016361f620d08eaf6df140b

    • Size

      239KB

    • MD5

      11ee2e436b569174e39f2d5c0c1d4447

    • SHA1

      46184c18948e1fe4722f9fe9cd020fceca7ce28d

    • SHA256

      eda5589d84c7201abe3063f5438bd4cf9728330e6016361f620d08eaf6df140b

    • SHA512

      bf39b8232a1032f7563206b921500774d2620eb8358dd2431f282536b9306b4425b4408a394b07cc44d4a2e5061f29dfd28fd2c4b32390464c4755cfb86ec572

    • SSDEEP

      6144:zX46fuYXChoQTjlFgLuCY1dRuAOROl8sIw8y0:zIYzXChdTbv1bu2ZIw8y

    • Detect Fabookie payload

    • Detected google phishing page

    • Fabookie

      Fabookie is facebook account info stealer.

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Phobos

      Phobos ransomware appeared at the beginning of 2019.

    • RedLine

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

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Uses the VBS compiler for execution

    • Accesses Microsoft Outlook profiles

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • 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.

    • Drops desktop.ini file(s)

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scripting

1
T1064

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Scripting

1
T1064

Modify Registry

2
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

5
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Email Collection

1
T1114

Impact

Inhibit System Recovery

2
T1490

Tasks