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Overview

overview

10

Static

static

3

b86806f049...0N.exe

windows7-x64

10

b86806f049...0N.exe

windows10-2004-x64

10

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General

  • Target

    b86806f049f767e729081754e9c66f40N.exe

  • Size

    91KB

  • Sample

    240727-mrw7lavflj

  • MD5

    b86806f049f767e729081754e9c66f40

  • SHA1

    74ccd2b455ec4ab92ec4779e3de7ee34308b35ed

  • SHA256

    81c0eba8044668a9ec0bfd99c5085f9244dbf323475cf532a97dd10a7d6e2326

  • SHA512

    0dbb813399cbf74453374cbef4b2501fb410958d8bcb6937d6818ce6e56033502c161a4696b182096d17b83f8af0816153eef13f062f1fcbe93aebee522d5195

  • SSDEEP

    1536:FAwEmBGz1lNNqDaG0PoxhlzmOAwEmBGz1lNNqDaG0Poxhlzm/:FGmUXNQDaG0A8OGmUXNQDaG0A8/

Score
10/10
discoveryevasionpersistence

Malware Config

Targets

    • Target

      b86806f049f767e729081754e9c66f40N.exe

    • Size

      91KB

    • MD5

      b86806f049f767e729081754e9c66f40

    • SHA1

      74ccd2b455ec4ab92ec4779e3de7ee34308b35ed

    • SHA256

      81c0eba8044668a9ec0bfd99c5085f9244dbf323475cf532a97dd10a7d6e2326

    • SHA512

      0dbb813399cbf74453374cbef4b2501fb410958d8bcb6937d6818ce6e56033502c161a4696b182096d17b83f8af0816153eef13f062f1fcbe93aebee522d5195

    • SSDEEP

      1536:FAwEmBGz1lNNqDaG0PoxhlzmOAwEmBGz1lNNqDaG0Poxhlzm/:FGmUXNQDaG0A8OGmUXNQDaG0A8/

    Score
    10/10
    discoveryevasionpersistence

    • 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

6
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks