ryuk | 7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9

Analysis

max time kernel
167s
max time network
145s
platform
windows7_x64
resource
win7-en-20211208
submitted
20-02-2022 05:28

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Report Analysis Logs

General

Target

7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
Size

203KB
MD5

071ccc24faaf0a8577075b7466293e8c
SHA1

8beed359f92bfc5e14384783526f77049eb2cb9a
SHA256

7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9
SHA512

454f5db75da3285cc28795078b598b8995d6a3fd586084b68c583029455a437905b5e58451992b3277ff61a1cd3b09a6107d4b94810128a738496137c4a62f90

Score

10^/10

ryuk ransomware

Malware Config

Extracted

Path

C:\RyukReadMe.txt

Family

ryuk

Ransom Note

Your network has been penetrated. All files on each network host have been encrypted with a strong algorithm. Backups were encrypted too. Shadow copies also removed, so F8 or any other methods may damage encrypted data but not recover. Only we have exclusive decryption software, suitable for your situation. More than a year ago, world experts recognized the impossibility of such encryption deciphering by any means except the original decoder. No decryption software is available in the public. Antivirus companies, researchers, IT specialists, and any other persons cannot help you to decipher the data. Decryption takes from ten minutes up to several hours. It is performed automatically and doesn't require from you any actions except decoder launching. DO NOT RESET OR SHUTDOWN SYSTEM � files may be damaged. DO NOT DELETE readme files. To confirm our honest intentions. Send 2 different random files and you will get them back decrypted. It can be from different computers on your network to be sure that one key decrypts everything. We will unlock 2 files for free. To get info (decrypt your files) contact us a [email protected] or [email protected] You will receive btc address for payment in the reply letter Ryuk No system is safe

Emails

[email protected]

Signatures

Ryuk
Ransomware distributed via existing botnets, often Trickbot or Emotet.
ransomware ryuk

Drops desktop.ini file(s) 64 IoCs

description	ioc	Process
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\History\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Temporary Internet Files\Content.IE5\AKOZAZUE\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Temporary Internet Files\Content.IE5\8927RJE4\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\Contacts\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Microsoft\Feeds Cache\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Microsoft\Windows Mail\Stationery\Desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Temporary Internet Files\Content.IE5\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Temporary Internet Files\Content.IE5\DBS3QI6C\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Temporary Internet Files\Content.IE5\ZKOSACOX\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Documents\My Music\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Documents\My Videos\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\History\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Microsoft\Feeds Cache\VL9MRVWS\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\History\History.IE5\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\History\History.IE5\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\Documents\My Pictures\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\Start Menu\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\Start Menu\Programs\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Documents\My Videos\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\Contacts\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\Favorites\Links\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\Links\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Microsoft\Feeds Cache\H2R8HLJC\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Temporary Internet Files\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Temporary Internet Files\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Microsoft\Feeds Cache\E16QEJ8K\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Microsoft\Feeds Cache\H2R8HLJC\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Temporary Internet Files\Content.IE5\8927RJE4\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Temporary Internet Files\Content.IE5\ZKOSACOX\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\Favorites\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\Favorites\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\SendTo\Desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Documents\My Music\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\Start Menu\Programs\Accessories\Accessibility\Desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Documents\My Pictures\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Start Menu\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Temporary Internet Files\Content.IE5\DBS3QI6C\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Desktop\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Microsoft\Feeds Cache\H2R8HLJC\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Temporary Internet Files\Content.IE5\8927RJE4\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Temporary Internet Files\Content.IE5\AKOZAZUE\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Temporary Internet Files\Content.IE5\ZKOSACOX\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Temporary Internet Files\Content.IE5\DBS3QI6C\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\Documents\My Music\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Microsoft\Feeds Cache\VL9MRVWS\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Microsoft\Feeds Cache\ZZZ3YRT4\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Microsoft\Windows Mail\Stationery\Desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\Desktop\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\Downloads\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\Searches\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Desktop\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Desktop\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Desktop\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\All Users\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Documents\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Microsoft\Feeds Cache\ZZZ3YRT4\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\AppData\Local\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Application Data\Temporary Internet Files\Content.IE5\AKOZAZUE\desktop.ini	taskhost.exe
File opened for modification	C:\Documents and Settings\Admin\Favorites\Links\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\Favorites\Links for United States\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\Recent\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
File opened for modification	C:\Documents and Settings\Admin\Start Menu\Programs\Administrative Tools\desktop.ini	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe

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

System Information Discovery
T1082
Runs net.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
1112	taskhost.exe
604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
1112	taskhost.exe
604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
1112	taskhost.exe
604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
Token: SeBackupPrivilege	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
Token: SeBackupPrivilege	1112	taskhost.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 604 wrote to memory of 1112	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	16
PID 604 wrote to memory of 432	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	27
PID 604 wrote to memory of 432	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	27
PID 604 wrote to memory of 432	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	27
PID 604 wrote to memory of 1324	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	29
PID 604 wrote to memory of 1324	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	29
PID 604 wrote to memory of 1324	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	29
PID 604 wrote to memory of 1176	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	15
PID 604 wrote to memory of 568	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	31
PID 604 wrote to memory of 568	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	31
PID 604 wrote to memory of 568	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	31
PID 568 wrote to memory of 1352	568	net.exe	35
PID 568 wrote to memory of 1352	568	net.exe	35
PID 568 wrote to memory of 1352	568	net.exe	35
PID 432 wrote to memory of 316	432	net.exe	34
PID 432 wrote to memory of 316	432	net.exe	34
PID 432 wrote to memory of 316	432	net.exe	34
PID 1324 wrote to memory of 392	1324	net.exe	33
PID 1324 wrote to memory of 392	1324	net.exe	33
PID 1324 wrote to memory of 392	1324	net.exe	33
PID 604 wrote to memory of 1644	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	37
PID 604 wrote to memory of 1644	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	37
PID 604 wrote to memory of 1644	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	37
PID 1644 wrote to memory of 1364	1644	net.exe	39
PID 1644 wrote to memory of 1364	1644	net.exe	39
PID 1644 wrote to memory of 1364	1644	net.exe	39
PID 1112 wrote to memory of 1188	1112	taskhost.exe	40
PID 1112 wrote to memory of 1188	1112	taskhost.exe	40
PID 1112 wrote to memory of 1188	1112	taskhost.exe	40
PID 1188 wrote to memory of 880	1188	net.exe	42
PID 1188 wrote to memory of 880	1188	net.exe	42
PID 1188 wrote to memory of 880	1188	net.exe	42
PID 604 wrote to memory of 836	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	43
PID 604 wrote to memory of 836	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	43
PID 604 wrote to memory of 836	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	43
PID 1112 wrote to memory of 1772	1112	taskhost.exe	45
PID 1112 wrote to memory of 1772	1112	taskhost.exe	45
PID 1112 wrote to memory of 1772	1112	taskhost.exe	45
PID 836 wrote to memory of 1956	836	net.exe	46
PID 836 wrote to memory of 1956	836	net.exe	46
PID 836 wrote to memory of 1956	836	net.exe	46
PID 1772 wrote to memory of 584	1772	net.exe	48
PID 1772 wrote to memory of 584	1772	net.exe	48
PID 1772 wrote to memory of 584	1772	net.exe	48
PID 604 wrote to memory of 16448	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	51
PID 604 wrote to memory of 16448	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	51
PID 604 wrote to memory of 16448	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	51
PID 16448 wrote to memory of 16472	16448	net.exe	53
PID 16448 wrote to memory of 16472	16448	net.exe	53
PID 16448 wrote to memory of 16472	16448	net.exe	53
PID 604 wrote to memory of 16772	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	54
PID 604 wrote to memory of 16772	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	54
PID 604 wrote to memory of 16772	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	54
PID 1112 wrote to memory of 16780	1112	taskhost.exe	55
PID 1112 wrote to memory of 16780	1112	taskhost.exe	55
PID 1112 wrote to memory of 16780	1112	taskhost.exe	55
PID 16772 wrote to memory of 16820	16772	net.exe	58
PID 16772 wrote to memory of 16820	16772	net.exe	58
PID 16772 wrote to memory of 16820	16772	net.exe	58
PID 16780 wrote to memory of 16828	16780	net.exe	59
PID 16780 wrote to memory of 16828	16780	net.exe	59
PID 16780 wrote to memory of 16828	16780	net.exe	59
PID 604 wrote to memory of 17172	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	60
PID 604 wrote to memory of 17172	604	7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe	60

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1112
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop "audioendpointbuilder" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1188
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "audioendpointbuilder" /y
    3⤵
    PID:880
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop "samss" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1772
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "samss" /y
    3⤵
    PID:584
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop "samss" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:16780
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "samss" /y
    3⤵
    PID:16828
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop "samss" /y
  2⤵
  PID:4468
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "samss" /y
    3⤵
    PID:1496

C:\Users\Admin\AppData\Local\Temp\7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe
"C:\Users\Admin\AppData\Local\Temp\7ac8689ab907526b77e6294a8e91280b562046dc674a1a21e7f8e953821bccd9.exe"
1⤵
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:604
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop "spooler" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:432
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "spooler" /y
    3⤵
    PID:316
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop "audioendpointbuilder" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1324
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "audioendpointbuilder" /y
    3⤵
    PID:392
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop "samss" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:568
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "samss" /y
    3⤵
    PID:1352
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop "audioendpointbuilder" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1644
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "audioendpointbuilder" /y
    3⤵
    PID:1364
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop "samss" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:836
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "samss" /y
    3⤵
    PID:1956
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop "samss" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:16448
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "samss" /y
    3⤵
    PID:16472
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop "samss" /y
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:16772
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "samss" /y
    3⤵
    PID:16820
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop "samss" /y
  2⤵
  PID:17172
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "samss" /y
    3⤵
    PID:17196
- C:\Windows\System32\net.exe
  "C:\Windows\System32\net.exe" stop "samss" /y
  2⤵
  PID:17184
- - C:\Windows\system32\net1.exe
    C:\Windows\system32\net1 stop "samss" /y
    3⤵
    PID:2024

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe shell32.dll,SHCreateLocalServerRunDll {995C996E-D918-4a8c-A302-45719A6F4EA7} -Embedding
1⤵
PID:2000

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/604-55-0x000007FEFB531000-0x000007FEFB533000-memory.dmp

Filesize
8KB

Download
memory/1112-57-0x000000013F410000-0x000000013F7A6000-memory.dmp

Filesize
3.6MB

Download
memory/1112-56-0x000000013F410000-0x000000013F7A6000-memory.dmp

Filesize
3.6MB

Download
memory/1176-59-0x000000013F410000-0x000000013F7A6000-memory.dmp

Filesize
3.6MB

Download