Overview

overview

10

Static

static

DC.exe

windows7_x64

10

DC.exe

windows10_x64

10

Analysis

  • max time kernel
    16s
  • max time network
    20s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    16-03-2021 15:12

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General

  • Target

    DC.exe

  • Size

    1.3MB

  • MD5

    a7e571312e05d547936aab18f0b30fbf

  • SHA1

    e0d643e759b2adf736b451aff9afa92811ab8a99

  • SHA256

    027119161d11ba87acc908a1d284b93a6bcafccc012e52ce390ecb9cd745bf27

  • SHA512

    20e8af2770aa1be935f7d1b74d6db6f9aeb5aebab016ac6c2e58e60b1b5c9029726fda7b75ed003bf4a1a5a480024231c6a90f5a3d812bf2438dc2c540a49f88

Score
10/10
dearcryransomwarespywarestealer

Malware Config

Extracted

Path

C:\PROGRAM FILES\WINDOWS SIDEBAR\GADGETS\SLIDESHOW.GADGET\IMAGES\ON_DESKTOP\readme.txt

Family

dearcry

Ransom Note
Your file has been encrypted! If you want to decrypt, please contact us. konedieyp@airmail.cc or uenwonken@memail.com And please send me the following hash! d37fc1eabc6783a418d23a8d2ba5db5a
Emails

konedieyp@airmail.cc

uenwonken@memail.com

Signatures

  • DearCry

    DearCry is a ransomware first seen after the 2021 Microsoft Exchange hacks.

    ransomwaredearcry
  • Modifies extensions of user files 3 IoCs

    Ransomware generally changes the extension on encrypted files.

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

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

    spywarestealer
  • Drops desktop.ini file(s) 62 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DC.exe
    "C:\Users\Admin\AppData\Local\Temp\DC.exe"
    1⤵
    • Modifies extensions of user files
    • Drops desktop.ini file(s)
    • Drops file in Program Files directory
    PID:1044
  • C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -u -p 1224 -s 1156
    1⤵
    • Program crash
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1580

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/1580-2-0x000007FEFB851000-0x000007FEFB853000-memory.dmp
    Filesize

    8KB

    Download
  • memory/1580-3-0x0000000001E70000-0x0000000001E81000-memory.dmp
    Filesize

    68KB

    Download
  • memory/1580-4-0x0000000001C10000-0x0000000001C11000-memory.dmp
    Filesize

    4KB

    Download