Overview

overview

10

Static

static

3

3f3d808337...2a.exe

windows7-x64

10

3f3d808337...2a.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3f3d808337ba37b3013b0608efad392a

  • Size

    392KB

  • Sample

    240103-2vs2nsedh7

  • MD5

    3f3d808337ba37b3013b0608efad392a

  • SHA1

    37639523cf3e0509c21ffc124cb710ebd8e74502

  • SHA256

    18d77a2168ca12cb5b3b695a0654e7bb50d24fb554529132c33a5ab760599ae2

  • SHA512

    c561d845cae9bab768f19f765d376c38057ebb6973d546b1a12171166b6bb9bcdaf0ccf8885be413267f3b8ae8037b715e4f5938e0b33df704989d8dca9a04d1

  • SSDEEP

    12288:JmwxUSwiFoKdvOB6O9q77JUKuYHHHlX90/hP2losVd7lCrrHI8/iEGcKbBItywcN:J/xUSwiFoKdvOB6O9q77JUKuYHHHlX9B

Score
10/10
evasionpersistencetrojanupx

Malware Config

Targets

    • Target

      3f3d808337ba37b3013b0608efad392a

    • Size

      392KB

    • MD5

      3f3d808337ba37b3013b0608efad392a

    • SHA1

      37639523cf3e0509c21ffc124cb710ebd8e74502

    • SHA256

      18d77a2168ca12cb5b3b695a0654e7bb50d24fb554529132c33a5ab760599ae2

    • SHA512

      c561d845cae9bab768f19f765d376c38057ebb6973d546b1a12171166b6bb9bcdaf0ccf8885be413267f3b8ae8037b715e4f5938e0b33df704989d8dca9a04d1

    • SSDEEP

      12288:JmwxUSwiFoKdvOB6O9q77JUKuYHHHlX90/hP2losVd7lCrrHI8/iEGcKbBItywcN:J/xUSwiFoKdvOB6O9q77JUKuYHHHlX9B

    Score
    10/10
    evasionpersistencetrojanupx

    • Modifies WinLogon for persistence

      persistence

    • Disables RegEdit via registry modification

      evasion

    • Disables Task Manager via registry modification

      evasion

    • Modifies Installed Components in the registry

      persistence

    • Checks computer location settings

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

    • 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

    • Checks whether UAC is enabled

      evasiontrojan

    • Modifies WinLogon

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

4
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

2
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

4
T1547

Registry Run Keys / Startup Folder

2
T1547.001

Winlogon Helper DLL

2
T1547.004

Defense Evasion

Modify Registry

5
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks