Overview

overview

10

Static

static

de7350681f...e4.exe

windows7_x64

10

de7350681f...e4.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4

  • Size

    195KB

  • Sample

    220524-dffwssgfaq

  • MD5

    e6d10e0728948343745188e29e9e4c0a

  • SHA1

    e97a20c518c9ecbb2b05a52b815809224d418821

  • SHA256

    de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4

  • SHA512

    877b447fa337bd88b601ea7048ee76ee76afaec8749dd978d847827554571be9e18d22f4fa28b300b2317c61b30ca488c893458e00b3ac0f75bfb9121d422651

Score
10/10
phobosevasionpersistenceransomware

Malware Config

Targets

    • Target

      de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4

    • Size

      195KB

    • MD5

      e6d10e0728948343745188e29e9e4c0a

    • SHA1

      e97a20c518c9ecbb2b05a52b815809224d418821

    • SHA256

      de7350681f5bacfaeceaff015c0ec34028ac1edaaec70ff4f3641006039d7de4

    • SHA512

      877b447fa337bd88b601ea7048ee76ee76afaec8749dd978d847827554571be9e18d22f4fa28b300b2317c61b30ca488c893458e00b3ac0f75bfb9121d422651

    Score
    10/10
    phobospersistenceransomwareevasion

    • Phobos

      Phobos ransomware appeared at the beginning of 2019.

      ransomwarephobos

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

      ransomware

    • Drops startup file

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1
T1059

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

File Deletion

3
T1107

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

4
T1490

Tasks