Overview

overview

10

Static

static

10

58bfb9fa88...1f.exe

windows7-x64

58bfb9fa88...1f.exe

windows10-2004-x64

10

5d40615701...3d.exe

windows7-x64

10

5d40615701...3d.exe

windows10-2004-x64

10

ae66e009e1...75.exe

windows7-x64

ae66e009e1...75.exe

windows10-2004-x64

c460fc0d4f...50.exe

windows7-x64

c460fc0d4f...50.exe

windows10-2004-x64

10

Resubmissions

30-06-2024 11:05

240630-m6ssqawhkc 10

30-06-2024 11:04

240630-m6hmrazejm 10

29-06-2024 20:11

240629-yybd9avdrf 10

Sharing

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General

  • Target

    Ransomware.Thanos.zip

  • Size

    145KB

  • Sample

    240630-m6hmrazejm

  • MD5

    00184463f3b071369d60353c692be6f0

  • SHA1

    d3c1e90f39da2997ef4888b54d706b1a1fde642a

  • SHA256

    cd0f55dd00111251cd580c7e7cc1d17448faf27e4ef39818d75ce330628c7787

  • SHA512

    baa931a23ecbcb15dda6a1dc46d65fd74b46ccea8891c48f0822a8a10092b7d4f7ea1dc971946a161ac861f0aa8b99362d5bea960b47b10f8c91e33d1b018006

  • SSDEEP

    3072:fn8L7y+NJQpRhkU0kbH2PNo/1GjTqOncYIOSsk:f8L7xNJQFzCo/ojTqOnYD

Score
10/10
thanosdefense_evasionevasionexecutionimpactpersistenceransomwaretrojan

Malware Config

Targets

    • Target

      58bfb9fa8889550d13f42473956dc2a7ec4f3abb18fd3faeaa38089d513c171f

    • Size

      82KB

    • MD5

      e01e11dca5e8b08fc8231b1cb6e2048c

    • SHA1

      4983d07f004436caa3f10b38adacbba6a4ede01a

    • SHA256

      58bfb9fa8889550d13f42473956dc2a7ec4f3abb18fd3faeaa38089d513c171f

    • SHA512

      298bfb9fe55ddd80f1c6671622d7e9e865899a855b5bb8e0d85d8520160cedca6fd8bc72c9881925477bcab883bf6e6f4c69f997b774b74fe992e023a81269de

    • SSDEEP

      1536:PcW4lAJGGnzjoih/NDh/NDuk+XkGAK/hztXcag+PlbBfkWIyvZrw281r5XsmCZEe:UWNGszjoih/NDh/NDuk+XkGAK/hztXcQ

    Score
    10/10
    defense_evasionevasionpersistenceransomwaretrojanexecutionimpact

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Disables service(s)

      evasionexecution

    • Modifies WinLogon for persistence

      persistence

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Downloads MZ/PE file

    • Impair Defenses: Safe Mode Boot

      defense_evasion

    • Windows security modification

      evasiontrojan

    • Legitimate hosting services abused for malware hosting/C2

    behavioral1behavioral2

    • Target

      5d40615701c48a122e44f831e7c8643d07765629a83b15d090587f469c77693d

    • Size

      91KB

    • MD5

      be60e389a0108b2871dff12dfbb542ac

    • SHA1

      14b4e0bfac64ec0f837f84ab1780ca7ced8d670d

    • SHA256

      5d40615701c48a122e44f831e7c8643d07765629a83b15d090587f469c77693d

    • SHA512

      6051bec441434a80c34ee2752a3da9c3a0307cd1b551aa27a0f7f6f75b9bf64b172745d80f03eea054a03ebd2c493df21fd48d8fa3b706d46a6f7fee0e7c0641

    • SSDEEP

      1536:QguHLgeS6umiCp31W4qYXgsLlOqrgB9GpF7LXdarTkCAKL5dsluhtvM4CoLT6QPg:D6seqCp31Hgsp9a9GTrda8CAKLTsWkyI

    Score
    10/10
    defense_evasionevasionexecutionimpactransomware

    • Disables service(s)

      evasionexecution

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Renames multiple (74) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Drops startup file

    • Enumerates connected drives

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

    • Legitimate hosting services abused for malware hosting/C2

    behavioral3behavioral4

    • Target

      ae66e009e16f0fad3b70ad20801f48f2edb904fa5341a89e126a26fd3fc80f75

    • Size

      100KB

    • MD5

      03b76a5130d0df8134a6bdea7fe97bcd

    • SHA1

      60053d661ed03cd2a07f6750532e6ef11abcc4e5

    • SHA256

      ae66e009e16f0fad3b70ad20801f48f2edb904fa5341a89e126a26fd3fc80f75

    • SHA512

      d82eb0858819fc50b28910dfe8d537c8e7b0f34bc8953e48e7799b55ffe9320775df38c0ae38420808a0ddd84ea0d0c6b989b4348fcac52bbf2d1af7777091b8

    • SSDEEP

      3072:P6seqCp31Hgsp9a9GTrda8CAKLTsWkyc:CqCp31Z9a9GTrk8CV/t

    Score
    1/10
    behavioral5behavioral6

    • Target

      c460fc0d4fdaf5c68623e18de106f1c3601d7bd6ba80ddad86c10fd6ea123850

    • Size

      87KB

    • MD5

      d6d956267a268c9dcf48445629d2803e

    • SHA1

      cc0feae505dad9c140dd21d1b40b518d8e61b3a4

    • SHA256

      c460fc0d4fdaf5c68623e18de106f1c3601d7bd6ba80ddad86c10fd6ea123850

    • SHA512

      e0791f6eb3116d0590be3af3713c94f787f7ced8e904d4bb8fc0d1341f332053414cb1e9095ae2de041b9e6d6d55cf773bf45ebeb74f27bb95c11a3cc364abee

    • SSDEEP

      1536:OXMLuZQG3KJ3QaIH9shR4fZcvr4C9u3MTIdD9mtthd9JovrgmqhtvM4CoLT6QPbc:gMLuZraJ3a0ehcvv9sM+9mtthd0gmWkr

    Score
    10/10
    defense_evasionevasionpersistenceransomwaretrojanexecutionimpact

    • Contains code to disable Windows Defender

      A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.

    • Disables service(s)

      evasionexecution

    • Modifies WinLogon for persistence

      persistence

    • Modifies Windows Defender Real-time Protection settings

      evasiontrojan

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Renames multiple (53) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

      defense_evasion

    • Windows security modification

      evasiontrojan

    • Legitimate hosting services abused for malware hosting/C2

    • Modifies WinLogon

      persistence
    behavioral7behavioral8

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

System Services

1
T1569

Service Execution

1
T1569.002

Windows Management Instrumentation

1
T1047

Persistence

Boot or Logon Autostart Execution

2
T1547

Winlogon Helper DLL

2
T1547.004

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Winlogon Helper DLL

2
T1547.004

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Defense Evasion

Direct Volume Access

1
T1006

Impair Defenses

3
T1562

Disable or Modify Tools

2
T1562.001

Safe Mode Boot

1
T1562.009

Indicator Removal

2
T1070

File Deletion

2
T1070.004

Modify Registry

6
T1112

Credential Access

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

2
T1012

Remote System Discovery

1
T1018

System Information Discovery

3
T1082

Lateral Movement

Collection

Command and Control

Web Service

1
T1102

Exfiltration

Impact

Inhibit System Recovery

3
T1490

Service Stop

1
T1489

Tasks