Overview

overview

10

Static

static

e594bc9977...1e.exe

windows7-x64

10

e594bc9977...1e.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    e594bc9977776c0d9f625ebbfcc689441252171e726fb153a5160f5b1fda911e

  • Size

    242KB

  • Sample

    221203-dy59eaea8t

  • MD5

    685ced71365f0dc66285fad77c8be101

  • SHA1

    f1ccb96b94e1aeb9ae663c9e6e3452f1b7792be4

  • SHA256

    e594bc9977776c0d9f625ebbfcc689441252171e726fb153a5160f5b1fda911e

  • SHA512

    7c8b9baf56cec99c9cc7396e52ac4aefc85a4cb81a6ab37f4d7c3c04a368a26050decf214a2fcbc0ccf8a35054cd59988a4446283a5f823dcff90246e84001c7

  • SSDEEP

    3072:4Zdm54ZB1O/1+0Lj30nxHP6NinYnpC5e6WmBd9tR6FhGM5+1HQcgWkHYvLEbj2zj:YHMZLj3shMinYnpJvgntmreJgWk9

Score
10/10
metasploitbackdoorevasionpersistencetrojanupx

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      e594bc9977776c0d9f625ebbfcc689441252171e726fb153a5160f5b1fda911e

    • Size

      242KB

    • MD5

      685ced71365f0dc66285fad77c8be101

    • SHA1

      f1ccb96b94e1aeb9ae663c9e6e3452f1b7792be4

    • SHA256

      e594bc9977776c0d9f625ebbfcc689441252171e726fb153a5160f5b1fda911e

    • SHA512

      7c8b9baf56cec99c9cc7396e52ac4aefc85a4cb81a6ab37f4d7c3c04a368a26050decf214a2fcbc0ccf8a35054cd59988a4446283a5f823dcff90246e84001c7

    • SSDEEP

      3072:4Zdm54ZB1O/1+0Lj30nxHP6NinYnpC5e6WmBd9tR6FhGM5+1HQcgWkHYvLEbj2zj:YHMZLj3shMinYnpJvgntmreJgWk9

    Score
    10/10
    metasploitbackdoorevasionpersistencetrojanupx

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

      trojanbackdoormetasploit

    • Modifies firewall policy service

      evasion

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Deletes itself

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks