Overview

overview

10

Static

static

5

b68a2adda2...5N.exe

windows7-x64

10

b68a2adda2...5N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    b68a2adda282c9c832f86553ec9a37650ad1f83c4146c9a8903ea987cc8bcea5N

  • Size

    90KB

  • Sample

    240927-v92h2avhld

  • MD5

    519f97c00a9257e0d9d9809f5c8bdd50

  • SHA1

    4af5d5d9d7089abc3159a276c9ed1c0c5b8d8449

  • SHA256

    b68a2adda282c9c832f86553ec9a37650ad1f83c4146c9a8903ea987cc8bcea5

  • SHA512

    5a849d653c755917ba13ef72f550bacfebef55c62cfe8ff69e7a9eba06237e9dfb7cb329cbd7bc857a29632da87cedc4fa4cfa1a2714d93886b866f0fd63ad5c

  • SSDEEP

    1536:XJRtlEnBHHIgabuYotV/JbJCX5SBiMJRtlEnBHHIgabuYotV/JbJCX5SBi:XvtYxOuYotvYQIMvtYxOuYotvYQI

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      b68a2adda282c9c832f86553ec9a37650ad1f83c4146c9a8903ea987cc8bcea5N

    • Size

      90KB

    • MD5

      519f97c00a9257e0d9d9809f5c8bdd50

    • SHA1

      4af5d5d9d7089abc3159a276c9ed1c0c5b8d8449

    • SHA256

      b68a2adda282c9c832f86553ec9a37650ad1f83c4146c9a8903ea987cc8bcea5

    • SHA512

      5a849d653c755917ba13ef72f550bacfebef55c62cfe8ff69e7a9eba06237e9dfb7cb329cbd7bc857a29632da87cedc4fa4cfa1a2714d93886b866f0fd63ad5c

    • SSDEEP

      1536:XJRtlEnBHHIgabuYotV/JbJCX5SBiMJRtlEnBHHIgabuYotV/JbJCX5SBi:XvtYxOuYotvYQIMvtYxOuYotvYQI

    Score
    10/10
    discoveryevasionpersistenceupx

    • 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 file in System32 directory

    • UPX packed file

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

      upx
    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

System Information Discovery

1
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