Overview

overview

10

Static

static

10

New Order _letter.exe

windows7-x64

10

New Order _letter.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    New Order _letter.pdf.z

  • Size

    47KB

  • Sample

    230612-kb854sba86

  • MD5

    890a3c454f15fb5dff65f1ad6b3b9133

  • SHA1

    4246a7def52030ef80d0dd4ce92f7d0a5bdbdd55

  • SHA256

    5ad17bffe3731205fe37d626ca9f597a57c70ee620cb09f2b46547f5a174df17

  • SHA512

    fc0ce5c3507ed1c0fa05f3e031846edd3c67d4b5ee83d6931450c95d64985150999e52ea86967149dd98fd75fdc067ef61d845f3c631c9c0a4f21432a083e243

  • SSDEEP

    768:32CWNn+/PLfISs6oq9ERQEHM+ocrrBoUT3Iu1FB6DVhdgcJZvrNSS+ox83QS:3Iwn8R6oq9E1ZVBjT3fcjTl+y8d

Score
10/10
purecryptersnakekeyloggercollectiondownloaderkeyloggerloaderstealer

Malware Config

Extracted

Family

purecrypter

C2

http://172.245.191.17/000/Gjvbeqdycii.png

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

      New Order _letter.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