Overview

overview

10

Static

static

7

04c6edff90...6f.exe

windows7-x64

10

04c6edff90...6f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    04c6edff9076cefcc036da59a349bf6f

  • Size

    242KB

  • Sample

    231229-1mf7gabbc7

  • MD5

    04c6edff9076cefcc036da59a349bf6f

  • SHA1

    a68cf988973fb17bb6e05803563dc4308735a611

  • SHA256

    a1ea988c9b8bb71be31da72660d3ec18babe7b8aed1101d03ab62c0c037a6c87

  • SHA512

    040376b7ade6f4a94d4c1d1e000a032367df90475bcc95a698370acc7cfff5b86d3c758932ee25ac7642f9b1cf25116d964aff9171f79e54922b625d0a6e7960

  • SSDEEP

    6144:bYpSnN1sLYGShjWWrUNKnUiyPZ+QQieWB6CFlH4/F5uQiOB:bYpSN1Eni2iyZ+SPFq9AQiOB

Score
10/10
persistenceupx

Malware Config

Targets

    • Target

      04c6edff9076cefcc036da59a349bf6f

    • Size

      242KB

    • MD5

      04c6edff9076cefcc036da59a349bf6f

    • SHA1

      a68cf988973fb17bb6e05803563dc4308735a611

    • SHA256

      a1ea988c9b8bb71be31da72660d3ec18babe7b8aed1101d03ab62c0c037a6c87

    • SHA512

      040376b7ade6f4a94d4c1d1e000a032367df90475bcc95a698370acc7cfff5b86d3c758932ee25ac7642f9b1cf25116d964aff9171f79e54922b625d0a6e7960

    • SSDEEP

      6144:bYpSnN1sLYGShjWWrUNKnUiyPZ+QQieWB6CFlH4/F5uQiOB:bYpSN1Eni2iyZ+SPFq9AQiOB

    Score
    10/10
    persistenceupx

    • Modifies WinLogon for persistence

      persistence

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • 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

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks