Analysis

  • max time kernel
    10s
  • max time network
    157s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    17/09/2020, 12:59

General

  • Target
    1dacdc296fd6ef6ba817b184cce9901901c47c01d849adfa4222bfabfed61838.exe
  • Size 232KB
  • Sample200917-eaa2a96xna
  • SHA256 1dacdc296fd6ef6ba817b184cce9901901c47c01d849adfa4222bfabfed61838
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Chimera 23 IoCs

    Ransomware which infects local and network files, often distributed via Dropbox links.

  • Chimera Ransomware Loader DLL 2 IoCs

    Drops/unpacks executable file which resembles Chimera's Loader.dll.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Looks up external IP address via web service 1 IoCs

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

  • Drops file in Program Files directory 170 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1dacdc296fd6ef6ba817b184cce9901901c47c01d849adfa4222bfabfed61838.exe
    "C:\Users\Admin\AppData\Local\Temp\1dacdc296fd6ef6ba817b184cce9901901c47c01d849adfa4222bfabfed61838.exe"
    1⤵
    • Chimera
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    PID:1124

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/1124-0-0x0000000010000000-0x0000000010010000-memory.dmp

        memory/1124-1-0x0000000000504000-0x0000000000505000-memory.dmp

        memory/1900-2-0x000007FEF6B70000-0x000007FEF6DEA000-memory.dmp