Overview

overview

10

Static

static

ffb4a81fc3...b0.exe

windows7_x64

10

ffb4a81fc3...b0.exe

windows10_x64

10

Analysis

  • max time kernel
    21s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7v200722
  • submitted
    17-09-2020 13:28

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General

  • Target

    ffb4a81fc336b1d77c81eef96eab0a5249ebb053c8920dd0c02e1d9f3ac257b0.exe

  • Size

    384KB

  • MD5

    e6922a68fca90016584ac48fc7722ef8

  • SHA1

    a039ae3f86f31a569966a94ad45dbe7e87f118ad

  • SHA256

    ffb4a81fc336b1d77c81eef96eab0a5249ebb053c8920dd0c02e1d9f3ac257b0

  • SHA512

    33671f3ce8ae5ce1b2852aeb3a601db82b9b8c83bc682abdebf69fb96d878edeb91a21183f1f456d18dd5ed59c797389de912c627d060866fccb580548c96319

Score
10/10
ransomwarespywarechimera

Malware Config

Signatures

  • Chimera 23 IoCs

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

    ransomwarechimera
  • Chimera Ransomware Loader DLL 2 IoCs

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

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

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

    spyware
  • 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 175 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ffb4a81fc336b1d77c81eef96eab0a5249ebb053c8920dd0c02e1d9f3ac257b0.exe
    "C:\Users\Admin\AppData\Local\Temp\ffb4a81fc336b1d77c81eef96eab0a5249ebb053c8920dd0c02e1d9f3ac257b0.exe"
    1⤵
    • Chimera
    • Drops file in Program Files directory
    • Suspicious use of AdjustPrivilegeToken
    PID:112

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1
T1081

Discovery

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/112-0-0x0000000010000000-0x0000000010010000-memory.dmp
    Filesize

    64KB

    Download
  • memory/112-1-0x00000000003F3000-0x00000000003F4000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2012-2-0x000007FEF7ED0000-0x000007FEF814A000-memory.dmp
    Filesize

    2.5MB

    Download