Overview

overview

10

Static

static

8

3bbb61ea13...8a.exe

windows7_x64

10

3bbb61ea13...8a.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    3bbb61ea13ee812ecbe511d32ef43af42bb8199d2ce1ff2f46326591c8e7098a

  • Size

    799KB

  • Sample

    220703-lthljsebem

  • MD5

    c2f3613cb5a3970dda3504d2d92a60a4

  • SHA1

    76ad3d4267fc8c77d0606160d599b57fd9a2eb50

  • SHA256

    3bbb61ea13ee812ecbe511d32ef43af42bb8199d2ce1ff2f46326591c8e7098a

  • SHA512

    670b115b615eac3572eb60ac62e20d9108220011c5038e8a812562943e56ebe65254ba0acab16252b2e96b60fd7aec10b872f95fa27e7d33adaca4483594c9de

Score
10/10
aspackv2persistence

Malware Config

Targets

    • Target

      3bbb61ea13ee812ecbe511d32ef43af42bb8199d2ce1ff2f46326591c8e7098a

    • Size

      799KB

    • MD5

      c2f3613cb5a3970dda3504d2d92a60a4

    • SHA1

      76ad3d4267fc8c77d0606160d599b57fd9a2eb50

    • SHA256

      3bbb61ea13ee812ecbe511d32ef43af42bb8199d2ce1ff2f46326591c8e7098a

    • SHA512

      670b115b615eac3572eb60ac62e20d9108220011c5038e8a812562943e56ebe65254ba0acab16252b2e96b60fd7aec10b872f95fa27e7d33adaca4483594c9de

    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