Overview

overview

10

Static

static

3

d54380f953...b5.exe

windows7-x64

10

d54380f953...b5.exe

windows10-2004-x64

3

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General

  • Target

    d54380f953e1ec9581130143c4922eb5

  • Size

    243KB

  • Sample

    240319-fnjzjabb2x

  • MD5

    d54380f953e1ec9581130143c4922eb5

  • SHA1

    79d16728373632ce6ff1153541f0323085069539

  • SHA256

    99200990542dee7794486cd828fa4883502037d620a39be5eb16beb94085b2b2

  • SHA512

    c8a6c2e1ba703a3d7c5313a6f87f81c2ba8a5302e661c84b8af2d61d7b4472c0e7e6369cbe56ef1c460b698ce6bbe78fc9229e4d4030a1a2708d310f98b4fb97

  • SSDEEP

    6144:N0/4jkcyqO3YcK7fD2RysX+001urGFCbeY/B0ZiLwkTFG:W/4TyT8KRQ000UKlp+oTF

Score
10/10
persistence

Malware Config

Targets

    • Target

      d54380f953e1ec9581130143c4922eb5

    • Size

      243KB

    • MD5

      d54380f953e1ec9581130143c4922eb5

    • SHA1

      79d16728373632ce6ff1153541f0323085069539

    • SHA256

      99200990542dee7794486cd828fa4883502037d620a39be5eb16beb94085b2b2

    • SHA512

      c8a6c2e1ba703a3d7c5313a6f87f81c2ba8a5302e661c84b8af2d61d7b4472c0e7e6369cbe56ef1c460b698ce6bbe78fc9229e4d4030a1a2708d310f98b4fb97

    • SSDEEP

      6144:N0/4jkcyqO3YcK7fD2RysX+001urGFCbeY/B0ZiLwkTFG:W/4TyT8KRQ000UKlp+oTF

    Score
    10/10
    persistence

    • Modifies WinLogon for persistence

      persistence

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Winlogon Helper DLL

1
T1547.004

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks