Analysis

  • max time kernel
    100s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-10-2022 07:18

General

  • Target

    1cf412b9243052400edd50a81160672b.exe

  • Size

    1.0MB

  • MD5

    1cf412b9243052400edd50a81160672b

  • SHA1

    bc0c5a1b8aa25b32b2e70eac6046d3c272757ac8

  • SHA256

    880b378522192934f3385f82fb9405edfbc887713509d16cf9713d3ca95a41e1

  • SHA512

    116dfc5e12c678eecd91e5c5600f62526037923cfeb2b1f642d87d4796299040572fb0b6d28e4892f11f2f7a9292ec37b98ba9092e5dc962df7d1c59cfedd3e0

  • SSDEEP

    24576:bw/Y7Tpj64nDyEh5PQyw2+XhdxNV/E4w/W:s/qTtrDyWtrwZBs

Malware Config

Extracted

Family

snakekeylogger

Credentials
C2

https://api.telegram.org/bot5321688653:AAEI2yqGrOA_-sRZ3xaqutrexraSgFa0AnA/sendMessage?chat_id=5048077662

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1cf412b9243052400edd50a81160672b.exe
    "C:\Users\Admin\AppData\Local\Temp\1cf412b9243052400edd50a81160672b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4916
    • C:\Users\Admin\AppData\Local\Temp\1cf412b9243052400edd50a81160672b.exe
      "C:\Users\Admin\AppData\Local\Temp\1cf412b9243052400edd50a81160672b.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:4576

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4576-138-0x0000000000000000-mapping.dmp
  • memory/4576-139-0x0000000000400000-0x000000000047C000-memory.dmp
    Filesize

    496KB

  • memory/4916-132-0x0000000000800000-0x000000000090E000-memory.dmp
    Filesize

    1.1MB

  • memory/4916-133-0x0000000005940000-0x0000000005EE4000-memory.dmp
    Filesize

    5.6MB

  • memory/4916-134-0x0000000005290000-0x0000000005322000-memory.dmp
    Filesize

    584KB

  • memory/4916-135-0x0000000005340000-0x000000000534A000-memory.dmp
    Filesize

    40KB

  • memory/4916-136-0x0000000007B40000-0x0000000007BDC000-memory.dmp
    Filesize

    624KB

  • memory/4916-137-0x0000000007BE0000-0x0000000007C46000-memory.dmp
    Filesize

    408KB