Analysis

  • max time kernel
    118s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    19-10-2023 18:23

General

  • Target

    08A347B6-6FB3-4B5E-9A49-9EC1E49DF8F1.pdf.exe

  • Size

    853KB

  • MD5

    26da835f1bc9b3389a2f21460a923da4

  • SHA1

    160ad3ca38776ebbf41324305ea4aa38a52f7147

  • SHA256

    e3a38aeddcd6a3526af9adc0778d9c329cacbd2792969ca56556634609170207

  • SHA512

    88417f839eb4809533ab30b8eee6da68be2aa2806f06ba62bba7a408345655f36b0e284322360f2409fed059de466238b5eaa48d1f62db44bde69cacaa381f3f

  • SSDEEP

    12288:VY2fYXXL4VLICxUUINZQlXOxMV04WLSqS/Qrcpr:3jxUUIXQIxI97tJ

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • 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 2 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\08A347B6-6FB3-4B5E-9A49-9EC1E49DF8F1.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\08A347B6-6FB3-4B5E-9A49-9EC1E49DF8F1.pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2276
    • C:\Users\Admin\AppData\Local\Temp\08A347B6-6FB3-4B5E-9A49-9EC1E49DF8F1.pdf.exe
      "C:\Users\Admin\AppData\Local\Temp\08A347B6-6FB3-4B5E-9A49-9EC1E49DF8F1.pdf.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2276-0-0x0000000073FA0000-0x000000007468E000-memory.dmp

    Filesize

    6.9MB

  • memory/2276-1-0x0000000000D30000-0x0000000000E0C000-memory.dmp

    Filesize

    880KB

  • memory/2276-2-0x0000000073FA0000-0x000000007468E000-memory.dmp

    Filesize

    6.9MB

  • memory/2276-3-0x0000000004B10000-0x0000000004B50000-memory.dmp

    Filesize

    256KB

  • memory/2276-4-0x0000000000640000-0x000000000065E000-memory.dmp

    Filesize

    120KB

  • memory/2276-5-0x0000000004B10000-0x0000000004B50000-memory.dmp

    Filesize

    256KB

  • memory/2276-6-0x0000000000660000-0x000000000066C000-memory.dmp

    Filesize

    48KB

  • memory/2276-7-0x0000000000670000-0x0000000000680000-memory.dmp

    Filesize

    64KB

  • memory/2276-8-0x0000000004D30000-0x0000000004D92000-memory.dmp

    Filesize

    392KB

  • memory/2276-25-0x0000000073FA0000-0x000000007468E000-memory.dmp

    Filesize

    6.9MB

  • memory/2748-11-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2748-13-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2748-15-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2748-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2748-19-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2748-21-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2748-23-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2748-24-0x0000000073FA0000-0x000000007468E000-memory.dmp

    Filesize

    6.9MB

  • memory/2748-9-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2748-26-0x0000000004870000-0x00000000048B0000-memory.dmp

    Filesize

    256KB

  • memory/2748-27-0x0000000073FA0000-0x000000007468E000-memory.dmp

    Filesize

    6.9MB