Overview

overview

10

Static

static

5c2a9485be...70.exe

windows7-x64

10

5c2a9485be...70.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    5c2a9485bed7d1f6801f975c84fe95fceb35165423748403ae0096df8f8dc370

  • Size

    60KB

  • Sample

    220724-rtms6afeg5

  • MD5

    a1ac955ae6af1910309233788356726d

  • SHA1

    454cf29b26d89b88aae3af730b188c96829b234e

  • SHA256

    5c2a9485bed7d1f6801f975c84fe95fceb35165423748403ae0096df8f8dc370

  • SHA512

    85d414666a23a5e141532f03ba1930e99c66000c3d6a1c20af76e38a33c6effd1e3fbb00e7fa170f4f295bffea43a447aceedddab429f94f182da9834b1529eb

Score
10/10
guloaderdownloaderguloader

Malware Config

Extracted

Family

guloader

C2

https://drive.google.com/uc?export=download&id=1FSJkDEZL9rT76ZQ6DMmrtaQ4IY-_8d3B

xor.base64

Targets

    • Target

      5c2a9485bed7d1f6801f975c84fe95fceb35165423748403ae0096df8f8dc370

    • Size

      60KB

    • MD5

      a1ac955ae6af1910309233788356726d

    • SHA1

      454cf29b26d89b88aae3af730b188c96829b234e

    • SHA256

      5c2a9485bed7d1f6801f975c84fe95fceb35165423748403ae0096df8f8dc370

    • SHA512

      85d414666a23a5e141532f03ba1930e99c66000c3d6a1c20af76e38a33c6effd1e3fbb00e7fa170f4f295bffea43a447aceedddab429f94f182da9834b1529eb

    Score
    10/10
    guloaderdownloaderguloader

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Guloader payload

      guloader

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Tasks