Overview

overview

10

Static

static

3

f87d227c23...18.exe

windows7-x64

10

f87d227c23...18.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    f87d227c239f2153debe2ed82b791af4_JaffaCakes118

  • Size

    184KB

  • Sample

    240418-wmhyvaca7x

  • MD5

    f87d227c239f2153debe2ed82b791af4

  • SHA1

    86b7ca4b65925fe8c34346824e7514dec9bc4dc9

  • SHA256

    0e3bd9a2273d23017ac49410da451bd01b9972f14a6fbac0551dc45a77e86da5

  • SHA512

    cf5fd3e38a2bb4115949cc609c63f436c18538a32986c0b1b314b8c73c86454b2a3a76f9d9b440d31f4176ceb9d924e590a696c06b1030825656140649aeeb51

  • SSDEEP

    3072:42cek9K+k7JeRFr/mt+YrxLbaQrhnUn0NwSsSaD6wtADYzaiFw9Rykw9sQ4SKRfk:42cekCqJzQLbd9p28i2dEsVSI8

Score
10/10
metasploitbackdoortrojanupx

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      f87d227c239f2153debe2ed82b791af4_JaffaCakes118

    • Size

      184KB

    • MD5

      f87d227c239f2153debe2ed82b791af4

    • SHA1

      86b7ca4b65925fe8c34346824e7514dec9bc4dc9

    • SHA256

      0e3bd9a2273d23017ac49410da451bd01b9972f14a6fbac0551dc45a77e86da5

    • SHA512

      cf5fd3e38a2bb4115949cc609c63f436c18538a32986c0b1b314b8c73c86454b2a3a76f9d9b440d31f4176ceb9d924e590a696c06b1030825656140649aeeb51

    • SSDEEP

      3072:42cek9K+k7JeRFr/mt+YrxLbaQrhnUn0NwSsSaD6wtADYzaiFw9Rykw9sQ4SKRfk:42cekCqJzQLbd9p28i2dEsVSI8

    Score
    10/10
    metasploitbackdoortrojanupx

    • MetaSploit

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

      trojanbackdoormetasploit

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • UPX packed file

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

      upx

    • 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 v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks