Analysis

  • max time kernel
    184s
  • max time network
    191s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/05/2023, 01:56

General

  • Target

    8a49431fd4fd9885e25e9cebac5d65cc87d4de950165b5935c9faa642d28b812.exe

  • Size

    126KB

  • MD5

    c6420a8447c3f86b047b16a83e1e63b4

  • SHA1

    c25c1cdc71b646f6948e556c3360e88f4b246514

  • SHA256

    8a49431fd4fd9885e25e9cebac5d65cc87d4de950165b5935c9faa642d28b812

  • SHA512

    c812da990bf127cd3c18dea75799a6a4ea62d2d13c08bf8ff8b9a54a3892215307ffc6f8f14e92fa77ee1c70ede3b19c405cf55943b384513be20d5b80049517

  • SSDEEP

    3072:bJR6rIkQMsvS4nnK0eOybYlvMHfBBuFbY:GUtdn3eNbYv6ab

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • StormKitty

    StormKitty is an open source info stealer written in C#.

  • StormKitty payload 1 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.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8a49431fd4fd9885e25e9cebac5d65cc87d4de950165b5935c9faa642d28b812.exe
    "C:\Users\Admin\AppData\Local\Temp\8a49431fd4fd9885e25e9cebac5d65cc87d4de950165b5935c9faa642d28b812.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1520
    • C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 1520 -s 1508
      2⤵
      • Program crash
      PID:4124
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -pss -s 408 -p 1520 -ip 1520
    1⤵
      PID:1288

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/1520-133-0x0000000000E80000-0x0000000000EA6000-memory.dmp

            Filesize

            152KB

          • memory/1520-134-0x000000001BB00000-0x000000001BB10000-memory.dmp

            Filesize

            64KB

          • memory/1520-135-0x000000001BB00000-0x000000001BB10000-memory.dmp

            Filesize

            64KB