Overview

overview

10

Static

static

10

4b1fee5d2a...1b.exe

windows7-x64

10

4b1fee5d2a...1b.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    4b1fee5d2a1c6ffbb0e2f2fcc7c061e08badce1a788a48360f877302f2025d1b

  • Size

    71KB

  • Sample

    240613-2d8e2awgrk

  • MD5

    e4d3953c40e3af579752a529157f197c

  • SHA1

    cf9e896a4e5135f756dcf0f85b416806f8647fe9

  • SHA256

    4b1fee5d2a1c6ffbb0e2f2fcc7c061e08badce1a788a48360f877302f2025d1b

  • SHA512

    8d347b38cba5147031f4dd84a2209c0a01a260402c3c6c305c8a2f58dc1a4c0144ad3d3ea9246b5c48e347b1cf47137559c0730d097933707b85ffe086cc5309

  • SSDEEP

    768:EXKeT2Si83nLt8tkGX8uxOHgRrW5YLKG9Y/HrSNm0kmG7xMsVAnc3yy85SBiLFMk:EFrmh0HgB3LKrL9AcnQFMc9zwR6i+BN

Score
10/10
evasionpersistenceupx

Malware Config

Targets

    • Target

      4b1fee5d2a1c6ffbb0e2f2fcc7c061e08badce1a788a48360f877302f2025d1b

    • Size

      71KB

    • MD5

      e4d3953c40e3af579752a529157f197c

    • SHA1

      cf9e896a4e5135f756dcf0f85b416806f8647fe9

    • SHA256

      4b1fee5d2a1c6ffbb0e2f2fcc7c061e08badce1a788a48360f877302f2025d1b

    • SHA512

      8d347b38cba5147031f4dd84a2209c0a01a260402c3c6c305c8a2f58dc1a4c0144ad3d3ea9246b5c48e347b1cf47137559c0730d097933707b85ffe086cc5309

    • SSDEEP

      768:EXKeT2Si83nLt8tkGX8uxOHgRrW5YLKG9Y/HrSNm0kmG7xMsVAnc3yy85SBiLFMk:EFrmh0HgB3LKrL9AcnQFMc9zwR6i+BN

    Score
    10/10
    evasionpersistenceupx

    • Modifies WinLogon for persistence

      persistence

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • UPX dump on OEP (original entry point)

    • Modifies Installed Components in the registry

      persistence

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Modify Registry

4
T1112

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks