General

  • Target

    42.zip

  • Size

    150KB

  • Sample

    240618-sng66aygme

  • MD5

    38f448a5fc7fcd0dd9c1d5051178bf0d

  • SHA1

    b5dc40dddbb9097366f9ba3f0718d3b201cd29fb

  • SHA256

    0526e6995b6271fcac57203fec88892de9ed354eaffb2d4062c3eac8476f6267

  • SHA512

    ba5348e72a5b83c3553798123890ab866cef51c584bb9cc7b7df4743323317e2626f971f1c07a977e9a9e9e776bdfdbe9e187425f8418a4cc86bbb41825a1ce0

  • SSDEEP

    3072:B6LygHEMAqbiwxZwET83alfPfkgo92WaOcB0R7tZ9HWPF7ixWPtiAiK3sJARxz/b:qVoBV2n9dH5M2vkm0aFRv3pId9RO95vb

Malware Config

Targets

    • Target

      42.zip

    • Size

      150KB

    • MD5

      38f448a5fc7fcd0dd9c1d5051178bf0d

    • SHA1

      b5dc40dddbb9097366f9ba3f0718d3b201cd29fb

    • SHA256

      0526e6995b6271fcac57203fec88892de9ed354eaffb2d4062c3eac8476f6267

    • SHA512

      ba5348e72a5b83c3553798123890ab866cef51c584bb9cc7b7df4743323317e2626f971f1c07a977e9a9e9e776bdfdbe9e187425f8418a4cc86bbb41825a1ce0

    • SSDEEP

      3072:B6LygHEMAqbiwxZwET83alfPfkgo92WaOcB0R7tZ9HWPF7ixWPtiAiK3sJARxz/b:qVoBV2n9dH5M2vkm0aFRv3pId9RO95vb

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Downloads MZ/PE file

    • Event Triggered Execution: Image File Execution Options Injection

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • 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.

    • Adds Run key to start application

    • Checks for any installed AV software in registry

    • Checks installed software on the system

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

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

    • Checks system information in the registry

      System information is often read in order to detect sandboxing environments.

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Active Setup

1
T1547.014

Event Triggered Execution

2
T1546

Image File Execution Options Injection

1
T1546.012

Component Object Model Hijacking

1
T1546.015

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Active Setup

1
T1547.014

Event Triggered Execution

2
T1546

Image File Execution Options Injection

1
T1546.012

Component Object Model Hijacking

1
T1546.015

Defense Evasion

Modify Registry

3
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

6
T1012

System Information Discovery

6
T1082

Software Discovery

1
T1518

Security Software Discovery

1
T1518.001

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Command and Control

Web Service

1
T1102

Tasks