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Overview

overview

10

Static

static

3

72890e3d55...a6.exe

windows7-x64

10

72890e3d55...a6.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    72890e3d55eb16d4d1bc1c0c2c02d043852bcb971c7d62d35280645a49c587a6

  • Size

    91KB

  • Sample

    240623-2w382azeqn

  • MD5

    37e4425c59ced7ea7c201d40de8359ca

  • SHA1

    d862ba4fd5c06baf561b0ae94c3f9179a2535f8e

  • SHA256

    72890e3d55eb16d4d1bc1c0c2c02d043852bcb971c7d62d35280645a49c587a6

  • SHA512

    38c10b130b722e498d7fd537337b7d0f7a9054d39030168723a40ca3a22b276a295436efc4486b4d33bb8f16b94e509f2369760dc4a571102fdb113d3adaa781

  • SSDEEP

    768:E3gRYjXbUeHORIC4ZxBMldNKm8Mxm8I+IxrjPfAQ4o3Imu73gRYjXbUeHORIC4Z6:uT3OA3+KQsxfS4ST3OA3+KQsxfS4u

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      72890e3d55eb16d4d1bc1c0c2c02d043852bcb971c7d62d35280645a49c587a6

    • Size

      91KB

    • MD5

      37e4425c59ced7ea7c201d40de8359ca

    • SHA1

      d862ba4fd5c06baf561b0ae94c3f9179a2535f8e

    • SHA256

      72890e3d55eb16d4d1bc1c0c2c02d043852bcb971c7d62d35280645a49c587a6

    • SHA512

      38c10b130b722e498d7fd537337b7d0f7a9054d39030168723a40ca3a22b276a295436efc4486b4d33bb8f16b94e509f2369760dc4a571102fdb113d3adaa781

    • SSDEEP

      768:E3gRYjXbUeHORIC4ZxBMldNKm8Mxm8I+IxrjPfAQ4o3Imu73gRYjXbUeHORIC4Z6:uT3OA3+KQsxfS4ST3OA3+KQsxfS4u

    Score
    10/10
    evasionpersistence

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Disables RegEdit via registry modification

      evasion

    • Disables use of System Restore points

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

      persistence

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Defense Evasion

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Modify Registry

7
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks