Overview

overview

10

Static

static

8

ef23e0f8e2...56.exe

windows7_x64

10

ef23e0f8e2...56.exe

windows10_x64

10

Sharing

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General

  • Target

    ef23e0f8e214e218fcd88c1756864352ae32569bd4460b31097a32766d302456

  • Size

    1.4MB

  • Sample

    210302-e3rw29y5r2

  • MD5

    c970c05a64978c67cef61a8dc15d57f3

  • SHA1

    eb8e77e8583bfc10b506ad6376c9b72e4d7cf61d

  • SHA256

    ef23e0f8e214e218fcd88c1756864352ae32569bd4460b31097a32766d302456

  • SHA512

    22a29e58ee65d837df2e5ff2e3230e08f403846aae5fe6642aa6cf3a35dded274640370b0a90d27a2bd17921a74f858e136922ca98c7fa46b36c6e85be312703

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      ef23e0f8e214e218fcd88c1756864352ae32569bd4460b31097a32766d302456

    • Size

      1.4MB

    • MD5

      c970c05a64978c67cef61a8dc15d57f3

    • SHA1

      eb8e77e8583bfc10b506ad6376c9b72e4d7cf61d

    • SHA256

      ef23e0f8e214e218fcd88c1756864352ae32569bd4460b31097a32766d302456

    • SHA512

      22a29e58ee65d837df2e5ff2e3230e08f403846aae5fe6642aa6cf3a35dded274640370b0a90d27a2bd17921a74f858e136922ca98c7fa46b36c6e85be312703

    Score
    10/10
    aspackv2persistence

    • Modifies WinLogon for persistence

      persistence

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • Executes dropped EXE

    • Drops startup file

    • Loads dropped DLL

    • Enumerates connected drives

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

    • Drops autorun.inf file

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

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Winlogon Helper DLL

1
T1004

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Tasks