General

  • Target

    aab85d8dc402cb3c4487d181db202529.exe

  • Size

    37KB

  • Sample

    231129-sbcqxahb28

  • MD5

    aab85d8dc402cb3c4487d181db202529

  • SHA1

    658d18524381b7d7e98506e3a4c7a61de2f810c9

  • SHA256

    51ece97ff2a07a17964f2efee643f0be6da2596c4868e0d6e4c41b38efa1db42

  • SHA512

    6b75cea6e737e48f23e336ea4c838c65a13b762976d84d337f0794e3fc97f885e1e131f8041d8142fbf0d709d3a616acc7dd4335efca0f9b79b6f15ad7281f2d

  • SSDEEP

    768:f8FhylJE+hwr5hN7F0I0bQyvUgq65DQVi:f8qlJEQwrDNuIyvD5sV

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://194.49.94.210/fks/index.php

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

@ytlogsbot

C2

194.169.175.235:42691

Extracted

Family

redline

Botnet

LiveTraffic

C2

195.10.205.16:2245

Extracted

Family

smokeloader

Botnet

up3

Targets

    • Target

      aab85d8dc402cb3c4487d181db202529.exe

    • Size

      37KB

    • MD5

      aab85d8dc402cb3c4487d181db202529

    • SHA1

      658d18524381b7d7e98506e3a4c7a61de2f810c9

    • SHA256

      51ece97ff2a07a17964f2efee643f0be6da2596c4868e0d6e4c41b38efa1db42

    • SHA512

      6b75cea6e737e48f23e336ea4c838c65a13b762976d84d337f0794e3fc97f885e1e131f8041d8142fbf0d709d3a616acc7dd4335efca0f9b79b6f15ad7281f2d

    • SSDEEP

      768:f8FhylJE+hwr5hN7F0I0bQyvUgq65DQVi:f8qlJEQwrDNuIyvD5sV

    • Detect ZGRat V1

    • Glupteba

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

    • 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

    • Windows security bypass

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Modifies boot configuration data using bcdedit

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Modifies Windows Firewall

    • Possible attempt to disable PatchGuard

      Rootkits can use kernel patching to embed themselves in an operating system.

    • Stops running service(s)

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Windows security modification

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

    • Manipulates WinMon driver.

      Roottkits write to WinMon to hide PIDs from being detected.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Command and Scripting Interpreter

1
T1059

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

4
T1562

Disable or Modify Tools

2
T1562.001

Modify Registry

4
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Impact

Service Stop

1
T1489

Tasks