Overview

overview

10

Static

static

3

RFQNew req...OC.exe

windows7-x64

10

RFQNew req...OC.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    RFQNew request order RFQ#0023111 DOC.exe
  • Size 268KB
  • Sample230710-ll6cmshf72
  • SHA256 7b3447523ec225e7323cfa258ad943e828da6c9605539d1db338c30c8bf1608c
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
guloaderdiscoverydownloaderpersistence

Malware Config

Targets

    • Target
      RFQNew request order RFQ#0023111 DOC.exe
    • Size 268KB
    • SHA256 7b3447523ec225e7323cfa258ad943e828da6c9605539d1db338c30c8bf1608c
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    guloaderdiscoverydownloaderpersistence

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

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

      discovery

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks