chaos | 1d3c2088b2d712f8006279db8acb9a1c6dc3037886a655d37bf75ea5fa6b9518

max time kernel
134s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
27-05-2024 22:11

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General

Target

Malware-database-main/Electron V2.exe
Size

39KB
MD5

b1228ba24ca5f75f8df9d5d177e5bb2b
SHA1

1895758de51ccfefa40239aa11055540c8c5deb7
SHA256

04b106b179c202c67361aa4debad5d82f79a1927ab0ab8abc2ef350d18894b08
SHA512

7abc1df0089a1a00aadc11c33eecffb5d85258acc4eac0b261ceaea77e814eaf671506383fe0074fd5779b8bc58e0f48f0d15309aa81aecf27ecc6633da4c5a4
SSDEEP

768:hqo2khp1DlNjwQr9KWO4TOpkx7u/LraCvpbMC2mkek:ko2kFpNjwQr9KWODkx74L2CNf5k

Score

10^/10

chaos evasion ransomware spyware stealer

Malware Config

Signatures

Chaos
Ransomware family first seen in June 2021.
ransomware chaos

Chaos Ransomware 2 IoCs

Processes:

resource	yara_rule
behavioral10/memory/1448-1-0x0000000000BB0000-0x0000000000BC0000-memory.dmp	family_chaos
C:\Users\Admin\AppData\Roaming\svchost.exe	family_chaos

Modifies boot configuration data using bcdedit 1 TTPs 2 IoCs
ransomware evasion

Inhibit System Recovery
T1490

Processes:

bcdedit.exebcdedit.exe

pid process

2080 bcdedit.exe
3276 bcdedit.exe

pid	process
2080	bcdedit.exe
3276	bcdedit.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Electron V2.exesvchost.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	Electron V2.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	svchost.exe

Drops startup file 3 IoCs

Processes:

svchost.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.url	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini	svchost.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\IMPORTANT.txt	svchost.exe

Executes dropped EXE 1 IoCs

Processes:

svchost.exe

pid process

4708 svchost.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

pid	process
4708	svchost.exe

Drops desktop.ini file(s) 34 IoCs

Processes:

svchost.exe

description	ioc	process
File opened for modification	C:\Users\Public\Pictures\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Contacts\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\OneDrive\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Favorites\Links\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AccountPictures\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Music\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\desktop.ini	svchost.exe
File opened for modification	C:\Users\Public\Music\desktop.ini	svchost.exe
File opened for modification	C:\Users\Public\Videos\desktop.ini	svchost.exe
File opened for modification	C:\Users\Public\Desktop\desktop.ini	svchost.exe
File opened for modification	F:\$RECYCLE.BIN\S-1-5-21-1337824034-2731376981-3755436523-1000\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Downloads\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Links\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Saved Games\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Favorites\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini	svchost.exe
File opened for modification	C:\Users\Public\Documents\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Desktop\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Pictures\Camera Roll\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Videos\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Documents\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Pictures\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Pictures\Saved Pictures\desktop.ini	svchost.exe
File opened for modification	C:\Users\Admin\Searches\desktop.ini	svchost.exe

Sets desktop wallpaper using registry 2 TTPs 1 IoCs

ransomware

Defacement

T1491

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Local\\Temp\\syet0b22w.jpg"	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Modifies registry class 1 IoCs

Processes:

svchost.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\Local Settings svchost.exe
Opens file in notepad (likely ransom note) 1 IoCs
ransomware

Processes:

NOTEPAD.EXE

pid process

3212 NOTEPAD.EXE
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

svchost.exe

pid process

4708 svchost.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\Local Settings	svchost.exe

pid	process
3212	NOTEPAD.EXE

pid	process
4708	svchost.exe

Suspicious behavior: EnumeratesProcesses 49 IoCs

Processes:

Electron V2.exesvchost.exe

pid	process
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
1448	Electron V2.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe
4708	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Electron V2.exesvchost.exe

description pid process

Token: SeDebugPrivilege 1448 Electron V2.exe
Token: SeDebugPrivilege 4708 svchost.exe

description	pid	process
Token: SeDebugPrivilege	1448	Electron V2.exe
Token: SeDebugPrivilege	4708	svchost.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

Electron V2.exesvchost.execmd.exe

description	pid	process	target process
PID 1448 wrote to memory of 4708	1448	Electron V2.exe	svchost.exe
PID 1448 wrote to memory of 4708	1448	Electron V2.exe	svchost.exe
PID 4708 wrote to memory of 2968	4708	svchost.exe	cmd.exe
PID 4708 wrote to memory of 2968	4708	svchost.exe	cmd.exe
PID 2968 wrote to memory of 2080	2968	cmd.exe	bcdedit.exe
PID 2968 wrote to memory of 2080	2968	cmd.exe	bcdedit.exe
PID 2968 wrote to memory of 3276	2968	cmd.exe	bcdedit.exe
PID 2968 wrote to memory of 3276	2968	cmd.exe	bcdedit.exe
PID 4708 wrote to memory of 3212	4708	svchost.exe	NOTEPAD.EXE
PID 4708 wrote to memory of 3212	4708	svchost.exe	NOTEPAD.EXE

C:\Users\Admin\AppData\Local\Temp\Malware-database-main\Electron V2.exe
"C:\Users\Admin\AppData\Local\Temp\Malware-database-main\Electron V2.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1448
- C:\Users\Admin\AppData\Roaming\svchost.exe
  "C:\Users\Admin\AppData\Roaming\svchost.exe"
  2⤵
  - Checks computer location settings
  - Drops startup file
  - Executes dropped EXE
  - Drops desktop.ini file(s)
  - Sets desktop wallpaper using registry
  - Modifies registry class
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4708
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /C bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2968
  - - C:\Windows\system32\bcdedit.exe
      bcdedit /set {default} bootstatuspolicy ignoreallfailures
      4⤵
      Modifies boot configuration data using bcdedit
      PID:2080
  - - C:\Windows\system32\bcdedit.exe
      bcdedit /set {default} recoveryenabled no
      4⤵
      Modifies boot configuration data using bcdedit
      PID:3276
- - C:\Windows\system32\NOTEPAD.EXE
    "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\IMPORTANT.txt
    3⤵
    - Opens file in notepad (likely ransom note)
    PID:3212

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Defacement

T1491

Inhibit System Recovery

T1490

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\svchost.exe

Filesize
39KB

MD5
b1228ba24ca5f75f8df9d5d177e5bb2b

SHA1
1895758de51ccfefa40239aa11055540c8c5deb7

SHA256
04b106b179c202c67361aa4debad5d82f79a1927ab0ab8abc2ef350d18894b08

SHA512
7abc1df0089a1a00aadc11c33eecffb5d85258acc4eac0b261ceaea77e814eaf671506383fe0074fd5779b8bc58e0f48f0d15309aa81aecf27ecc6633da4c5a4

Download Submit
C:\Users\Admin\Documents\IMPORTANT.txt

Filesize
763B

MD5
46fe77013e7336b17e5270cc708a1da4

SHA1
c8949dbcaac904160eacafcbde51b52c0e5110f1

SHA256
fff91118e1d44de84c1876cfcb6ee5413c336dca888efb2d9af084047fe06cf6

SHA512
b4e5bc4e20005c869e914ab9314944215dced635991772896d07731bf1711708ce74f5660bab8669de965eeac00ce7b56cfb5fd650437dfe3336c90eb3790d52

Download Submit
memory/1448-1-0x0000000000BB0000-0x0000000000BC0000-memory.dmp

Filesize
64KB

Download
memory/1448-0-0x00007FF9A8013000-0x00007FF9A8015000-memory.dmp

Filesize
8KB

Download
memory/4708-14-0x00007FF9A8010000-0x00007FF9A8AD1000-memory.dmp

Filesize
10.8MB

Download
memory/4708-434-0x00007FF9A8010000-0x00007FF9A8AD1000-memory.dmp

Filesize
10.8MB

Download