Overview

overview

10

Static

static

10

9ac0724cd2...18.exe

windows7-x64

6

9ac0724cd2...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    9ac0724cd20d2574580f0bf06b8aea75_JaffaCakes118

  • Size

    60KB

  • Sample

    240610-qaf1tswelb

  • MD5

    9ac0724cd20d2574580f0bf06b8aea75

  • SHA1

    5e2088c4bdae79d584f5478782337701a8467cda

  • SHA256

    aa4b6310c2dbd466a089cd9a7a414a50c3124f70c763fc0d1cb7c922e29c3890

  • SHA512

    1e43b5a267c6bcfbe7493ccdf9b5493126bdbeb6bb049e7c020fa51aa829be08d6ab686aa51a47bb239c0b25c088fa38dea9cd9f2d93d65b9e02155d98d62da4

  • SSDEEP

    768:/HV30jqxr5ScACZXpzsXUKY5l02d1zButV2:/13eqxlFAatOwR7

Score
10/10
guloaderdownloaderguloaderpersistence

Malware Config

Extracted

Family

guloader

C2

https://drive.google.com/uc?export=download&id=1Q0Ltq2Kw5sxwS2JWRYNfsyrv58mrj4ks

xor.base64

Targets

    • Target

      9ac0724cd20d2574580f0bf06b8aea75_JaffaCakes118

    • Size

      60KB

    • MD5

      9ac0724cd20d2574580f0bf06b8aea75

    • SHA1

      5e2088c4bdae79d584f5478782337701a8467cda

    • SHA256

      aa4b6310c2dbd466a089cd9a7a414a50c3124f70c763fc0d1cb7c922e29c3890

    • SHA512

      1e43b5a267c6bcfbe7493ccdf9b5493126bdbeb6bb049e7c020fa51aa829be08d6ab686aa51a47bb239c0b25c088fa38dea9cd9f2d93d65b9e02155d98d62da4

    • SSDEEP

      768:/HV30jqxr5ScACZXpzsXUKY5l02d1zButV2:/13eqxlFAatOwR7

    Score
    10/10
    persistenceguloaderdownloaderguloader

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

      downloaderguloader

    • Guloader payload

      guloader

    • Adds Run key to start application

      persistence

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1
T1102

Impact

Resource Development

Reconnaissance

Tasks