Overview

overview

10

Static

static

SCANDOCUMENTS-pdf.exe

windows7-x64

10

SCANDOCUMENTS-pdf.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    03-10-2022 07:51

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General

  • Target

    SCANDOCUMENTS-pdf.exe

  • Size

    1.1MB

  • MD5

    4d3d81be1eddab848e536368f974d560

  • SHA1

    3f4155840f593cd293a8980d94967da4c7c6b47a

  • SHA256

    f92fca8c50a39b7f1500f25ea30c0b21078f9fc5689fd4070b48bebe8dc3e7f6

  • SHA512

    b31ccce90f80aa1e9b1a693e2d3ffda0cf9696286cd37b09f2dc5134cdac72603ef0088b9c42ef11e9492e49d97b0842a81062bf4402e8813471bc9ad82d4ff7

  • SSDEEP

    12288:UK4HTNc3WIqxE5lcIEH95LW9MM/rS0kcKwVXWwSi8:/W5iCIQ30V/HkcKAkD

Score
10/10
snakekeyloggercollectionkeyloggerspywarestealer

Malware Config

Extracted

Family

snakekeylogger

C2

https://api.telegram.org/bot5387999448:AAENk6Reb2hxJqqD2rN6fIet7kanu0isfWg/sendMessage?chat_id=1413074050

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

    stealerkeyloggersnakekeylogger
  • Snake Keylogger payload 6 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

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

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

    spywarestealer
  • Reads user/profile data of web browsers 2 TTPs

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

    spywarestealer
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • 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 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SCANDOCUMENTS-pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\SCANDOCUMENTS-pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Users\Admin\AppData\Local\Temp\SCANDOCUMENTS-pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\SCANDOCUMENTS-pdf.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1828

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3
T1081

Discovery

Lateral Movement

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/1720-54-0x00000000011B0000-0x00000000012C6000-memory.dmp
    Filesize

    1.1MB

    Download
  • memory/1720-55-0x0000000075BD1000-0x0000000075BD3000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1720-56-0x0000000000A40000-0x0000000000A5C000-memory.dmp
    Filesize

    112KB

    Download
  • memory/1720-57-0x00000000009F0000-0x00000000009FC000-memory.dmp
    Filesize

    48KB

    Download
  • memory/1720-58-0x0000000005210000-0x0000000005290000-memory.dmp
    Filesize

    512KB

    Download
  • memory/1720-59-0x0000000000C60000-0x0000000000C86000-memory.dmp
    Filesize

    152KB

    Download
  • memory/1828-60-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

    Download
  • memory/1828-61-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

    Download
  • memory/1828-63-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

    Download
  • memory/1828-65-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

    Download
  • memory/1828-66-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

    Download
  • memory/1828-67-0x00000000004201DE-mapping.dmp
    Download
  • memory/1828-69-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

    Download
  • memory/1828-71-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

    Download