Overview

overview

10

Static

static

8

37d0e176d8...30.exe

windows7_x64

10

37d0e176d8...30.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    37d0e176d83113d87aae7afccd5313f0e95b02100516fd50f2d94ed3ea9b8830

  • Size

    196KB

  • Sample

    220707-efpz5scfdm

  • MD5

    9a6d52fae3d7017dbc722433f6a3d2fb

  • SHA1

    a501af737fc77efa268473cb92afa44c203ebc17

  • SHA256

    37d0e176d83113d87aae7afccd5313f0e95b02100516fd50f2d94ed3ea9b8830

  • SHA512

    357ce4de1a03df6641542f0e1f5a77587eb05bbb5e6a83ebd304be295a8c4cafb8adeadc0f88afdb55dc403f980388004b3450596a935c2c8c1a509846f12f33

Score
10/10
collectionevasionpersistenceupx

Malware Config

Targets

    • Target

      37d0e176d83113d87aae7afccd5313f0e95b02100516fd50f2d94ed3ea9b8830

    • Size

      196KB

    • MD5

      9a6d52fae3d7017dbc722433f6a3d2fb

    • SHA1

      a501af737fc77efa268473cb92afa44c203ebc17

    • SHA256

      37d0e176d83113d87aae7afccd5313f0e95b02100516fd50f2d94ed3ea9b8830

    • SHA512

      357ce4de1a03df6641542f0e1f5a77587eb05bbb5e6a83ebd304be295a8c4cafb8adeadc0f88afdb55dc403f980388004b3450596a935c2c8c1a509846f12f33

    Score
    10/10
    collectionevasionpersistenceupx

    • Modifies WinLogon for persistence

      persistence

    • Modifies system executable filetype association

      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

    • UPX packed file

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

      upx

    • Loads dropped DLL

    • Accesses Microsoft Outlook profiles

      collection

    • 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 Matrix ATT&CK v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1
T1004

Change Default File Association

1
T1042

Hidden Files and Directories

2
T1158

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

7
T1112

Hidden Files and Directories

2
T1158

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Collection

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Inhibit System Recovery

1
T1490

Tasks