Analysis

  • max time kernel
    18s
  • max time network
    146s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    17-09-2020 12:59

General

  • Target

    1dacdc296fd6ef6ba817b184cce9901901c47c01d849adfa4222bfabfed61838.exe

  • Size

    232KB

  • MD5

    60fabd1a2509b59831876d5e2aa71a6b

  • SHA1

    8b91f3c4f721cb04cc4974fc91056f397ae78faa

  • SHA256

    1dacdc296fd6ef6ba817b184cce9901901c47c01d849adfa4222bfabfed61838

  • SHA512

    3e842a7d47b32942adb936cae13293eddf1a6b860abcfe7422d0fb73098264cc95656b5c6d9980fad1bf8b5c277cd846c26acaba1bef441582caf34eb1e5295a

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 163 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:3488

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/3488-0-0x0000000010000000-0x0000000010010000-memory.dmp

    Filesize

    64KB

  • memory/3488-1-0x0000000000850000-0x0000000000852000-memory.dmp

    Filesize

    8KB