Overview

overview

10

Static

static

10

å·¥è¡...).docx

windows7_x64

10

å·¥è¡...).docx

windows10_x64

1

Sharing

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General

  • Target

    工行支ä»_é_šçŸ¥ - ICBC Payment Advice (Ref MT10385748472).docx

  • Size

    10KB

  • Sample

    211026-ktzz6ahhdp

  • MD5

    431ce22a09ba2fdbf2818559a8e3d765

  • SHA1

    4d2a4167f1c115b5cc13348a91adc7ff8a86be91

  • SHA256

    dd5a8452993e5300474923f6f48b666bc7157254298568c9325367e35f86f203

  • SHA512

    60697715fde6092ecf4a9efbbdf3c20e74b9e903eeac40efe87afc345e03f519114d5e1a333c4f2ef3bbca6580f6b5c41931f15e6323bd942ea8abe7b1b515fd

Score
10/10
guloaderdownloadersuricatawebsettings

Malware Config

Extracted

Rule
Microsoft Office WebSettings Relationship
C2

http://107.172.75.201/------wiz_------__--------wii.wiz_---------_-------------wiiz/....--.-.-.-.-------------------wii.wiz.......wii.wiz......wii....wiz......wiz.wiz

Targets

    • Target

      工行支ä»_é_šçŸ¥ - ICBC Payment Advice (Ref MT10385748472).docx

    • Size

      10KB

    • MD5

      431ce22a09ba2fdbf2818559a8e3d765

    • SHA1

      4d2a4167f1c115b5cc13348a91adc7ff8a86be91

    • SHA256

      dd5a8452993e5300474923f6f48b666bc7157254298568c9325367e35f86f203

    • SHA512

      60697715fde6092ecf4a9efbbdf3c20e74b9e903eeac40efe87afc345e03f519114d5e1a333c4f2ef3bbca6580f6b5c41931f15e6323bd942ea8abe7b1b515fd

    Score
    10/10
    guloaderdownloadersuricata

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata: ET MALWARE Terse alphanumeric executable downloader high likelihood of being hostile

      suricata

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Abuses OpenXML format to download file from external location

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1
T1064

Exploitation for Client Execution

1
T1203

Persistence

Privilege Escalation

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks