Overview

overview

10

Static

static

7

0ef0c202ff...5f.exe

windows7-x64

10

0ef0c202ff...5f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    0ef0c202ff0128d75b7bd2a91f8eca139ad3e88421572cbf899b1360a741e15f.exe

  • Size

    57KB

  • Sample

    240908-bl8gwswclp

  • MD5

    56b8237c5089f71de0302d92a571b843

  • SHA1

    278f9328fe9ca060e982d7857a0024936a86a14c

  • SHA256

    0ef0c202ff0128d75b7bd2a91f8eca139ad3e88421572cbf899b1360a741e15f

  • SHA512

    129d28cbedaf3fdd6bd939b51a2c9e8bb106172745b6e2a9cb13b8d2d267708328d469b7f6c080590e9f29dea0bad123f6e45735e7957558394f5cdb3966037d

  • SSDEEP

    768:Nh5sxVPFXfgaDjof4ZgHqLNhldu8pGTUTY26TsGrn5wFbUzMsPzB5A2Xwekfp:NHsxFJfgaDjofVKn1pGwTJOlw1Urnwl

Score
10/10
discoveryevasionpersistenceupx

Malware Config

Targets

    • Target

      0ef0c202ff0128d75b7bd2a91f8eca139ad3e88421572cbf899b1360a741e15f.exe

    • Size

      57KB

    • MD5

      56b8237c5089f71de0302d92a571b843

    • SHA1

      278f9328fe9ca060e982d7857a0024936a86a14c

    • SHA256

      0ef0c202ff0128d75b7bd2a91f8eca139ad3e88421572cbf899b1360a741e15f

    • SHA512

      129d28cbedaf3fdd6bd939b51a2c9e8bb106172745b6e2a9cb13b8d2d267708328d469b7f6c080590e9f29dea0bad123f6e45735e7957558394f5cdb3966037d

    • SSDEEP

      768:Nh5sxVPFXfgaDjof4ZgHqLNhldu8pGTUTY26TsGrn5wFbUzMsPzB5A2Xwekfp:NHsxFJfgaDjofVKn1pGwTJOlw1Urnwl

    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 Task Manager via registry modification

      evasion

    • Disables cmd.exe use via registry modification

      evasion

    • Disables use of System Restore points

      evasion

    • Executes dropped EXE

    • Loads dropped DLL

    • Modifies system executable filetype association

      persistence

    • UPX packed file

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

      upx

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

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

    • Modifies WinLogon

      persistence

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

2
T1547.004

Event Triggered Execution

1
T1546

Change Default File Association

1
T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

3
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

2
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

9
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

Replication Through Removable Media

1
T1091

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

1
T1490

Tasks