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Overview

overview

10

Static

static

10

b27016a1e7...70.exe

windows7-x64

10

b27016a1e7...70.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b27016a1e75e9fa704b08ccb15a6c021bd8e456583c9967bb584d887b315eb70

  • Size

    45KB

  • Sample

    240423-c5xeeaca2s

  • MD5

    f4dc5ff155bea6cac06d9bd22afcd892

  • SHA1

    65de87ea390aff2005c44c664dd6ad401af0b798

  • SHA256

    b27016a1e75e9fa704b08ccb15a6c021bd8e456583c9967bb584d887b315eb70

  • SHA512

    49a948dab7767a7df7f825bf16c965fcc9739d71fe70f04f97484511e9e59e9d83f7d1af3075ca8de7ff94ce8e80f478c7375e52e9c4c18f0aa473c1c7be88eb

  • SSDEEP

    768:xmFQj8rM9whcqet8Wfxd9Mmnfa+TAOBJgZiPGyilSniJO14ktp7DFK+5nEn1:zAwEmBZ04faWmtN4nic+6G1

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      b27016a1e75e9fa704b08ccb15a6c021bd8e456583c9967bb584d887b315eb70

    • Size

      45KB

    • MD5

      f4dc5ff155bea6cac06d9bd22afcd892

    • SHA1

      65de87ea390aff2005c44c664dd6ad401af0b798

    • SHA256

      b27016a1e75e9fa704b08ccb15a6c021bd8e456583c9967bb584d887b315eb70

    • SHA512

      49a948dab7767a7df7f825bf16c965fcc9739d71fe70f04f97484511e9e59e9d83f7d1af3075ca8de7ff94ce8e80f478c7375e52e9c4c18f0aa473c1c7be88eb

    • SSDEEP

      768:xmFQj8rM9whcqet8Wfxd9Mmnfa+TAOBJgZiPGyilSniJO14ktp7DFK+5nEn1:zAwEmBZ04faWmtN4nic+6G1

    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

    • Detects executables built or packed with MPress PE compressor

    • 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