Overview

overview

10

Static

static

8

3daf5c460d...ca.exe

windows7_x64

10

3daf5c460d...ca.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    3daf5c460df2cc02edc92f2b0f4d47bbcc6a7e7424316afa266e9375d7ec7cca

  • Size

    893KB

  • Sample

    220701-seb9jsaha3

  • MD5

    58e3937eb58a0961f4f32f0509616015

  • SHA1

    4b4508d0a297be74053155ab19320c789403f40f

  • SHA256

    3daf5c460df2cc02edc92f2b0f4d47bbcc6a7e7424316afa266e9375d7ec7cca

  • SHA512

    4827ecc7b2af2f154687fa8f68c4471ef4d3fe5cf110a133a3a276ae8d25f70904bb440c8363017a20a6db32719af9fe5d3c59a9fd1d151d2056f884be2ffb00

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      3daf5c460df2cc02edc92f2b0f4d47bbcc6a7e7424316afa266e9375d7ec7cca

    • Size

      893KB

    • MD5

      58e3937eb58a0961f4f32f0509616015

    • SHA1

      4b4508d0a297be74053155ab19320c789403f40f

    • SHA256

      3daf5c460df2cc02edc92f2b0f4d47bbcc6a7e7424316afa266e9375d7ec7cca

    • SHA512

      4827ecc7b2af2f154687fa8f68c4471ef4d3fe5cf110a133a3a276ae8d25f70904bb440c8363017a20a6db32719af9fe5d3c59a9fd1d151d2056f884be2ffb00

    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