Overview

overview

10

Static

static

10

Payment Receipt.exe

windows7-x64

10

Payment Receipt.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    Payment Receipt.pdf.z

  • Size

    47KB

  • Sample

    230612-j5w7zabf7s

  • MD5

    c997aa9cacc6b03feccbc1f4abfe6de8

  • SHA1

    d699e0b316cecfbdb373ea73d9ca14f36f56fb05

  • SHA256

    455c8d5400dc3e4f7bc02ddece8852a403929535a67daca9a6b48bb7e85461d2

  • SHA512

    8e0068c200f53e6ec4b247b77f1271b969f93be3ab89b0c395a2c4ca341dad7c00b4c761b110caebabb711fdec3cabdd2ebae6ec16347cf6ac84f80de22bf5cd

  • SSDEEP

    768:HCWNn+/PLfISs6oq9ERQEHM+ocrrBoUT3Iu1FB6DVhdgcJZvrNSS+ox83Q3:vwn8R6oq9E1ZVBjT3fcjTl+y8k

Score
10/10
purecryptersnakekeyloggercollectiondownloaderkeyloggerloaderstealer

Malware Config

Extracted

Family

purecrypter

C2

http://172.245.191.17/000/Gjvbeqdycii.png

Extracted

Credentials

  • Protocol:     smtp
  • Host:
    siamtmc.com
  • Port:
    587
  • Username:
    sompong@siamtmc.com
  • Password:
    s0mp0ng06

Extracted

Family

snakekeylogger

Credentials

  • Protocol:     smtp
  • Host:
    siamtmc.com
  • Port:
    587
  • Username:
    sompong@siamtmc.com
  • Password:
    s0mp0ng06
  • Email To:
    rufat@nep-az.com

Targets

    • Target

      Payment Receipt.exe

    • Size

      72KB

    • MD5

      f50c01b28f63ea3a2f9eda5d3f62cafc

    • SHA1

      15194fbd3471810bf689da9efeb57efdd4e4f21b

    • SHA256

      0e7012a66e5d3c6ada99f6dcf651fc8a29f31aa74083f76ee96992df0be54ffa

    • SHA512

      98bd8ce28d997815f135b0a73af05cd45d8bdde9d7a018311d7082ee76c3adca78b62ed161fc187febed6037aa556309cfaf13b2a29b1bd65c4a759e8fd5a8f5

    • SSDEEP

      1536:Ua3eJtxKnsYsEMINcTa7FFrj3Pxx1Px90:Ua3ez4sKNykrjfxxpxi

    Score
    10/10
    purecryptersnakekeyloggercollectiondownloaderkeyloggerloaderstealer

    • PureCrypter

      PureCrypter is a .NET malware loader first seen in early 2021.

      loaderdownloaderpurecrypter

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

      stealerkeyloggersnakekeylogger

    • Snake Keylogger payload

    • Checks computer location settings

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

    • Accesses Microsoft Outlook profiles

      collection

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Tasks