General

  • Target

    d64ea5e27b782f966b1805b93f35163741e8133c1e6d9fb4e5e47b547f3041e3

  • Size

    239KB

  • Sample

    230924-ay3xhach39

  • MD5

    22f6613e932b49f2731d87b9cc8d2037

  • SHA1

    3802a5963610e38a044fe6eae27de6a9f4f850be

  • SHA256

    d64ea5e27b782f966b1805b93f35163741e8133c1e6d9fb4e5e47b547f3041e3

  • SHA512

    5aceafee94bb33471a144dfc0c178b44a70a269ec9082ff184ff76ac72eb3f35e32f9e4bcf23382bbee0749ebbb2f61dfd982a7d21fafcdc4a6c56610d4e8f90

  • SSDEEP

    6144:Tn46fuYXChoQTjlFgLuCY1dRuAO9Podr+5iIw8y0:T4YzXChdTbv1bu7ol7Iw8y

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

      d64ea5e27b782f966b1805b93f35163741e8133c1e6d9fb4e5e47b547f3041e3

    • Size

      239KB

    • MD5

      22f6613e932b49f2731d87b9cc8d2037

    • SHA1

      3802a5963610e38a044fe6eae27de6a9f4f850be

    • SHA256

      d64ea5e27b782f966b1805b93f35163741e8133c1e6d9fb4e5e47b547f3041e3

    • SHA512

      5aceafee94bb33471a144dfc0c178b44a70a269ec9082ff184ff76ac72eb3f35e32f9e4bcf23382bbee0749ebbb2f61dfd982a7d21fafcdc4a6c56610d4e8f90

    • SSDEEP

      6144:Tn46fuYXChoQTjlFgLuCY1dRuAO9Podr+5iIw8y0:T4YzXChdTbv1bu7ol7Iw8y

    • Detect Fabookie payload

    • Detect rhadamanthys stealer shellcode

    • Detected google phishing page

    • Fabookie

      Fabookie is facebook account info stealer.

    • 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

    • Rhadamanthys

      Rhadamanthys is an info stealer written in C++ first seen in August 2022.

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • 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

    • Checks installed software on the system

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scripting

1
T1064

Defense Evasion

Scripting

1
T1064

Modify Registry

1
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

Tasks