350a0de26d6e4d0e5dc3c9b83d61e1a38ea5688a81c2c7922bfa2f6f8bc12127

Resubmissions

06/07/2022, 08:05

220706-jy9vgsadgp 10

06/07/2022, 06:45

220706-hh2cqsbgc3 10

Analysis

max time kernel
70s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
06/07/2022, 08:05

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General

Target

b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe
Size

228KB
MD5

707c69692402945982492eede5c829ca
SHA1

1e2da40c770722385982f6f0a49a4920f69870ba
SHA256

b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8
SHA512

5373029d7fad0c36c0f7dfeaafddaf869c7f5f53d07b4b81e0af7a32764a7fd24299bdb05ea000efdc6c840b6e5f19613315fa1185d19161d7342a4b065e8164

Score

10^/10

discovery persistence ransomware

Malware Config

Extracted

Path

C:\Users\Admin\AppData\Local\Temp\#HOW_TO_DECRYPT#.txt

Ransom Note

ALL YOUR DOCUMENTS PHOTOS DATABASES AND OTHER IMPORTANT FILES HAVE BEEN ENCRYPTED! ==================================================================================================== Your files are NOT damaged! Your files are modified only. This modification is reversible. The only 1 way to decrypt your files is to receive the private key and decryption program. Any attempts to restore your files with the third party software will be fatal for your files! ==================================================================================================== To receive the private key and decryption program follow the instructions below: 1. Write to our skype - RICARDOMILOS DECRYPTION Also you can write ICQ live chat which works 24/7 @RicardoMilosGachimuchi Install ICQ software on your PC https://icq.com/windows/ or on your mobile phone search in Appstore / Google market ICQ Write to our ICQ @RicardoMilosGachimuchi https://icq.im/RicardoMilosGachimuchi 2. Our company values its reputation. We give all guarantees of your files decryption, such as test decryption some of them We respect your time and waiting for respond from your side tell your MachineID: 2216818140 and LaunchID: 26a8c8cbbf ====================================================================================================

URLs

https://icq.com/windows/

https://icq.im/RicardoMilosGachimuchi

Signatures

Deletes shadow copies 2 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Modifies extensions of user files 1 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

description	ioc	Process
File opened for modification	C:\Users\Admin\Pictures\SuspendMount.tiff	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Control Panel\International\Geo\Nation	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
2180	icacls.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\Software\Microsoft\Windows\CurrentVersion\Run	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MSFEEditor = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe\" e"	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File opened for modification	\??\E:\$RECYCLE.BIN\S-1-5-21-3751123196-3323558407-1869646069-1000\desktop.ini	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe

Enumerates connected drives 3 TTPs 2 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\D:	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe
File opened (read-only)	\??\E:	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
3392	sc.exe

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

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1208	timeout.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4396	powershell.exe
4396	powershell.exe
4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe
4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	2728	wmic.exe
Token: SeSecurityPrivilege	2728	wmic.exe
Token: SeTakeOwnershipPrivilege	2728	wmic.exe
Token: SeLoadDriverPrivilege	2728	wmic.exe
Token: SeSystemProfilePrivilege	2728	wmic.exe
Token: SeSystemtimePrivilege	2728	wmic.exe
Token: SeProfSingleProcessPrivilege	2728	wmic.exe
Token: SeIncBasePriorityPrivilege	2728	wmic.exe
Token: SeCreatePagefilePrivilege	2728	wmic.exe
Token: SeBackupPrivilege	2728	wmic.exe
Token: SeRestorePrivilege	2728	wmic.exe
Token: SeShutdownPrivilege	2728	wmic.exe
Token: SeDebugPrivilege	2728	wmic.exe
Token: SeSystemEnvironmentPrivilege	2728	wmic.exe
Token: SeRemoteShutdownPrivilege	2728	wmic.exe
Token: SeUndockPrivilege	2728	wmic.exe
Token: SeManageVolumePrivilege	2728	wmic.exe
Token: 33	2728	wmic.exe
Token: 34	2728	wmic.exe
Token: 35	2728	wmic.exe
Token: 36	2728	wmic.exe
Token: SeIncreaseQuotaPrivilege	2728	wmic.exe
Token: SeSecurityPrivilege	2728	wmic.exe
Token: SeTakeOwnershipPrivilege	2728	wmic.exe
Token: SeLoadDriverPrivilege	2728	wmic.exe
Token: SeSystemProfilePrivilege	2728	wmic.exe
Token: SeSystemtimePrivilege	2728	wmic.exe
Token: SeProfSingleProcessPrivilege	2728	wmic.exe
Token: SeIncBasePriorityPrivilege	2728	wmic.exe
Token: SeCreatePagefilePrivilege	2728	wmic.exe
Token: SeBackupPrivilege	2728	wmic.exe
Token: SeRestorePrivilege	2728	wmic.exe
Token: SeShutdownPrivilege	2728	wmic.exe
Token: SeDebugPrivilege	2728	wmic.exe
Token: SeSystemEnvironmentPrivilege	2728	wmic.exe
Token: SeRemoteShutdownPrivilege	2728	wmic.exe
Token: SeUndockPrivilege	2728	wmic.exe
Token: SeManageVolumePrivilege	2728	wmic.exe
Token: 33	2728	wmic.exe
Token: 34	2728	wmic.exe
Token: 35	2728	wmic.exe
Token: 36	2728	wmic.exe
Token: SeBackupPrivilege	4668	vssvc.exe
Token: SeRestorePrivilege	4668	vssvc.exe
Token: SeAuditPrivilege	4668	vssvc.exe
Token: SeDebugPrivilege	4396	powershell.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 4992 wrote to memory of 1224	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	80
PID 4992 wrote to memory of 1224	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	80
PID 4992 wrote to memory of 1224	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	80
PID 1224 wrote to memory of 5096	1224	net.exe	83
PID 1224 wrote to memory of 5096	1224	net.exe	83
PID 1224 wrote to memory of 5096	1224	net.exe	83
PID 4992 wrote to memory of 3392	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	84
PID 4992 wrote to memory of 3392	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	84
PID 4992 wrote to memory of 3392	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	84
PID 4992 wrote to memory of 2728	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	86
PID 4992 wrote to memory of 2728	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	86
PID 4992 wrote to memory of 2728	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	86
PID 4992 wrote to memory of 2180	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	90
PID 4992 wrote to memory of 2180	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	90
PID 4992 wrote to memory of 2180	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	90
PID 4992 wrote to memory of 4396	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	92
PID 4992 wrote to memory of 4396	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	92
PID 4992 wrote to memory of 4396	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	92
PID 4992 wrote to memory of 1868	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	95
PID 4992 wrote to memory of 1868	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	95
PID 4992 wrote to memory of 1868	4992	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe	95
PID 1868 wrote to memory of 1208	1868	cmd.exe	97
PID 1868 wrote to memory of 1208	1868	cmd.exe	97
PID 1868 wrote to memory of 1208	1868	cmd.exe	97

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1"	b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe

C:\Users\Admin\AppData\Local\Temp\b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe
"C:\Users\Admin\AppData\Local\Temp\b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe"
1⤵
- Modifies extensions of user files
- Checks computer location settings
- Adds Run key to start application
- Drops desktop.ini file(s)
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4992
- C:\Windows\SysWOW64\net.exe
  net stop VSS & sc config VSS start= disabled
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1224
- - C:\Windows\SysWOW64\net1.exe
    C:\Windows\system32\net1 stop VSS & sc config VSS start= disabled
    3⤵
    PID:5096
- C:\Windows\SysWOW64\sc.exe
  sc config VSS start= Demand & net start VSS
  2⤵
  - Launches sc.exe
  PID:3392
- C:\Windows\SysWOW64\Wbem\wmic.exe
  wmic.exe SHADOWCOPY delete /nointeractive
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2728
- C:\Windows\SysWOW64\icacls.exe
  icacls.exe "{A-Z}:" /grant {Username}:F /T /C /Q
  2⤵
  - Modifies file permissions
  PID:2180
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell -command "Get-WmiObject Win32_Shadowcopy | ForEach-Object {$_.Delete();}"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4396
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c timeout 1 && del "C:\Users\Admin\AppData\Local\Temp\b236068ab96144198a99444a0c8c4ea42e8cde9667e56e8e1402de8a4030ebe8.exe" >> NUL
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1868
- - C:\Windows\SysWOW64\timeout.exe
    timeout 1
    3⤵
    - Delays execution with timeout.exe
    PID:1208

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4668

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File Deletion

T1107

File and Directory Permissions Modification

T1222

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

T1490

Replay Monitor

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Downloads

memory/4396-148-0x0000000006550000-0x000000000656A000-memory.dmp

Filesize
104KB

Download
memory/4396-145-0x0000000005860000-0x00000000058C6000-memory.dmp

Filesize
408KB

Download
memory/4396-150-0x0000000007680000-0x0000000007C24000-memory.dmp

Filesize
5.6MB

Download
memory/4396-149-0x00000000065A0000-0x00000000065C2000-memory.dmp

Filesize
136KB

Download
memory/4396-141-0x0000000004AC0000-0x0000000004AF6000-memory.dmp

Filesize
216KB

Download
memory/4396-142-0x00000000051C0000-0x00000000057E8000-memory.dmp

Filesize
6.2MB

Download
memory/4396-143-0x0000000005090000-0x00000000050B2000-memory.dmp

Filesize
136KB

Download
memory/4396-144-0x0000000005130000-0x0000000005196000-memory.dmp

Filesize
408KB

Download
memory/4396-147-0x0000000007030000-0x00000000070C6000-memory.dmp

Filesize
600KB

Download
memory/4396-146-0x0000000006070000-0x000000000608E000-memory.dmp

Filesize
120KB

Download
memory/4992-131-0x0000000000710000-0x000000000079D000-memory.dmp

Filesize
564KB

Download
memory/4992-133-0x0000000000710000-0x000000000079D000-memory.dmp

Filesize
564KB

Download
memory/4992-135-0x0000000000710000-0x000000000079D000-memory.dmp

Filesize
564KB

Download
memory/4992-132-0x0000000000710000-0x000000000079D000-memory.dmp

Filesize
564KB

Download
memory/4992-152-0x0000000000710000-0x000000000079D000-memory.dmp

Filesize
564KB

Download
memory/4992-130-0x0000000000710000-0x000000000079D000-memory.dmp

Filesize
564KB

Download