Overview

overview

10

Static

static

208509abeb...8e.exe

windows7-x64

10

208509abeb...8e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    208509abebdfd82a5382c20e7dd21d9cf209737554c894325f0634a942b5c48e

  • Size

    80KB

  • Sample

    220725-e6a9nsehgr

  • MD5

    c993db0156b0741167b10cc7b8005b46

  • SHA1

    8e579a71c9a5da8f3b80c26bf8e02809b1cb6453

  • SHA256

    208509abebdfd82a5382c20e7dd21d9cf209737554c894325f0634a942b5c48e

  • SHA512

    9544d88cb19ee73794f3c42ffa9bd7a93a2b0d004eeed65c98e2772ad4ebf4dbab03963e8110d96aeb8469da12d6576bdaf8d4a397a798bf6742d2478f8d773b

Score
10/10
guloaderdownloaderguloaderpersistence

Malware Config

Extracted

Family

guloader

C2

https://share.dmca.gripe/tV0BSXiF0O6AY1Gn.bin

xor.base64

Targets

    • Target

      208509abebdfd82a5382c20e7dd21d9cf209737554c894325f0634a942b5c48e

    • Size

      80KB

    • MD5

      c993db0156b0741167b10cc7b8005b46

    • SHA1

      8e579a71c9a5da8f3b80c26bf8e02809b1cb6453

    • SHA256

      208509abebdfd82a5382c20e7dd21d9cf209737554c894325f0634a942b5c48e

    • SHA512

      9544d88cb19ee73794f3c42ffa9bd7a93a2b0d004eeed65c98e2772ad4ebf4dbab03963e8110d96aeb8469da12d6576bdaf8d4a397a798bf6742d2478f8d773b

    Score
    10/10
    guloaderdownloaderguloaderpersistence

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Guloader payload

      guloader

    • Adds Run key to start application

      persistence

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks