Overview

overview

10

Static

static

7

7c9d12576b...1f.exe

windows7-x64

10

7c9d12576b...1f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    7c9d12576bf9af2cca6ca1f1f10dd31f

  • Size

    186KB

  • Sample

    240128-j54l2sgegj

  • MD5

    7c9d12576bf9af2cca6ca1f1f10dd31f

  • SHA1

    097caf6e02458f15d108989763bde85a2070203c

  • SHA256

    115b82cee172aa8e3f830b03f9af5d905751e8df10bba2dc3e54b54bb57bcfb5

  • SHA512

    bc4916053804243463abc9fea6200181443c3dfb1c9458e1bde9723db175826807d733f79cbf32865bcf823b5e9bdf393e4f3e837fe7742bb8339951f4f7eb6a

  • SSDEEP

    3072:YjbZjtO5rhRgXrktWBrS36xYCuN8XL/vkY9SDPcChewq0Fr8H9aT9:YjbZpO5ng7ktWlS3AYCFTMY9GPvAo

Score
10/10
persistenceupx

Malware Config

Targets

    • Target

      7c9d12576bf9af2cca6ca1f1f10dd31f

    • Size

      186KB

    • MD5

      7c9d12576bf9af2cca6ca1f1f10dd31f

    • SHA1

      097caf6e02458f15d108989763bde85a2070203c

    • SHA256

      115b82cee172aa8e3f830b03f9af5d905751e8df10bba2dc3e54b54bb57bcfb5

    • SHA512

      bc4916053804243463abc9fea6200181443c3dfb1c9458e1bde9723db175826807d733f79cbf32865bcf823b5e9bdf393e4f3e837fe7742bb8339951f4f7eb6a

    • SSDEEP

      3072:YjbZjtO5rhRgXrktWBrS36xYCuN8XL/vkY9SDPcChewq0Fr8H9aT9:YjbZpO5ng7ktWlS3AYCFTMY9GPvAo

    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