d418ca84ca4bb7db72d2b00f8d6225a57909e02f712c7b0e2d9cefb2e18d0737

Resubmissions

13-07-2024 09:54

240713-lxbx6swdmm 10

13-07-2024 09:50

240713-lvbvdsyapd 10

13-07-2024 09:46

240713-lr1dksyajd 10

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
13-07-2024 09:46

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General

Target

06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe
Size

147KB
MD5

ce4c09c4b836c31993e902adf115a54a
SHA1

5fe984d96c4361a996c898e93dd72538614ca0c6
SHA256

06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8
SHA512

02226e2abb6616525a2431ce6f4d6c81d54d2c06f7cf4f5cb8af740b14e03df657e8fa22e71d8b83ab7e1cdb9b943868f7d3d687482b499d85b2ca7974f0140d
SSDEEP

3072:ribQR54LZPhG1tqIFMH4zGrEV9SzjS3vqY:riI6PhGqI+YqrEV9S2q

Score

9^/10

defense_evasion execution impact persistence ransomware

Malware Config

Signatures

Deletes shadow copies 3 TTPs
Ransomware often targets backup files to inhibit system recovery.
ransomware defense_evasion impact execution

File Deletion
T1070.004

Inhibit System Recovery
T1490

Windows Management Instrumentation
T1047

Drops file in Drivers directory 1 IoCs

Processes:

06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe

description	ioc	process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.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

Processes:

06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\Control Panel\International\Geo\Nation	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\discord = "C:\\Users\\Admin\\AppData\\Local\\discord.exe"	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.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:

06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1750093773-264148664-1320403265-1000_Classes\Local Settings	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe

NTFS ADS 1 IoCs

Processes:

cmd.exe

description ioc process

File created C:\Users\Admin\AppData\Local\Temp\├æ:\example.exe cmd.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Temp\├æ:\example.exe	cmd.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

Processes:

06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exeWMIC.exevssvc.exe

description	pid	process
Token: SeDebugPrivilege	2304	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe
Token: SeIncreaseQuotaPrivilege	1648	WMIC.exe
Token: SeSecurityPrivilege	1648	WMIC.exe
Token: SeTakeOwnershipPrivilege	1648	WMIC.exe
Token: SeLoadDriverPrivilege	1648	WMIC.exe
Token: SeSystemProfilePrivilege	1648	WMIC.exe
Token: SeSystemtimePrivilege	1648	WMIC.exe
Token: SeProfSingleProcessPrivilege	1648	WMIC.exe
Token: SeIncBasePriorityPrivilege	1648	WMIC.exe
Token: SeCreatePagefilePrivilege	1648	WMIC.exe
Token: SeBackupPrivilege	1648	WMIC.exe
Token: SeRestorePrivilege	1648	WMIC.exe
Token: SeShutdownPrivilege	1648	WMIC.exe
Token: SeDebugPrivilege	1648	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1648	WMIC.exe
Token: SeRemoteShutdownPrivilege	1648	WMIC.exe
Token: SeUndockPrivilege	1648	WMIC.exe
Token: SeManageVolumePrivilege	1648	WMIC.exe
Token: 33	1648	WMIC.exe
Token: 34	1648	WMIC.exe
Token: 35	1648	WMIC.exe
Token: 36	1648	WMIC.exe
Token: SeIncreaseQuotaPrivilege	1648	WMIC.exe
Token: SeSecurityPrivilege	1648	WMIC.exe
Token: SeTakeOwnershipPrivilege	1648	WMIC.exe
Token: SeLoadDriverPrivilege	1648	WMIC.exe
Token: SeSystemProfilePrivilege	1648	WMIC.exe
Token: SeSystemtimePrivilege	1648	WMIC.exe
Token: SeProfSingleProcessPrivilege	1648	WMIC.exe
Token: SeIncBasePriorityPrivilege	1648	WMIC.exe
Token: SeCreatePagefilePrivilege	1648	WMIC.exe
Token: SeBackupPrivilege	1648	WMIC.exe
Token: SeRestorePrivilege	1648	WMIC.exe
Token: SeShutdownPrivilege	1648	WMIC.exe
Token: SeDebugPrivilege	1648	WMIC.exe
Token: SeSystemEnvironmentPrivilege	1648	WMIC.exe
Token: SeRemoteShutdownPrivilege	1648	WMIC.exe
Token: SeUndockPrivilege	1648	WMIC.exe
Token: SeManageVolumePrivilege	1648	WMIC.exe
Token: 33	1648	WMIC.exe
Token: 34	1648	WMIC.exe
Token: 35	1648	WMIC.exe
Token: 36	1648	WMIC.exe
Token: SeBackupPrivilege	4560	vssvc.exe
Token: SeRestorePrivilege	4560	vssvc.exe
Token: SeAuditPrivilege	4560	vssvc.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe

pid process

2304 06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe
Suspicious use of SendNotifyMessage 1 IoCs

Processes:

06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe

pid process

2304 06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe

pid	process
2304	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe

pid	process
2304	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.execmd.exe

description	pid	process	target process
PID 2304 wrote to memory of 2556	2304	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe	NOTEPAD.EXE
PID 2304 wrote to memory of 2556	2304	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe	NOTEPAD.EXE
PID 2304 wrote to memory of 2556	2304	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe	NOTEPAD.EXE
PID 2304 wrote to memory of 2636	2304	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe	cmd.exe
PID 2304 wrote to memory of 2636	2304	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe	cmd.exe
PID 2304 wrote to memory of 2636	2304	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe	cmd.exe
PID 2304 wrote to memory of 760	2304	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe	cmd.exe
PID 2304 wrote to memory of 760	2304	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe	cmd.exe
PID 2304 wrote to memory of 760	2304	06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe	cmd.exe
PID 2636 wrote to memory of 1648	2636	cmd.exe	WMIC.exe
PID 2636 wrote to memory of 1648	2636	cmd.exe	WMIC.exe
PID 2636 wrote to memory of 1648	2636	cmd.exe	WMIC.exe

Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe
"C:\Users\Admin\AppData\Local\Temp\06cbef0e9051e2f54cf17e0d191f890d82cfec91bbc3e5bc429a2f364fd925f8.exe"
1⤵
- Drops file in Drivers directory
- Checks computer location settings
- Adds Run key to start application
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2304

C:\Windows\SysWOW64\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\keygroup777 README.txt
2⤵
PID:2556

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c vssadmin delete shadows /all /quiet & wmic shadowcopy delete & bcdedit /set {default} bootstatuspolicy ignoreallfailures & bcdedit /set {default} recoveryenabled no & wbadmin delete catalog -quiet
2⤵
- Suspicious use of WriteProcessMemory
PID:2636

C:\Windows\SysWOW64\Wbem\WMIC.exe
wmic shadowcopy delete
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1648

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Roaming\usb_maker.bat" "
2⤵
- NTFS ADS
PID:760

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Windows Management Instrumentation

T1047

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

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

C:\Users\Admin\AppData\Roaming\usb_maker.bat

Filesize
3KB

MD5
9f433c0ce2d406c7f788b6316792850f

SHA1
2f03173d978aaec53d1f24df6609c11c7ed06238

SHA256
47e154fab9289766bf9ae5b1f64a008fe190c20be53367b80304931ed3625457

SHA512
f14eb5ad5517eeb96601955493b8518ca3767fa9de9efdc1c5dab9e4b962fcffd89cbd32857bbc8acfb956283c07cdda8fd813a59203901ab74fb79d70aaaba4

Download Submit
C:\Users\Admin\Pictures\Camera Roll\keygroup777 README.txt

Filesize
641B

MD5
5f0364fc719551207d7e48f8376b9f60

SHA1
3e117ef757b6d8e15a647113070e364e4ec08828

SHA256
a823039134a4d60baedcb5b3155095ab7c345d5d7cbfd2a840eb480df73de0b4

SHA512
63df60876c74104096ad74dbfc3188088566d3e809856e9e041cf77ad5d4cbc80e8c7649f08a88638ebafdc24c763eb3398ef4dc2f02cefb61d8ed8ec1a5642f

Download Submit
memory/2304-0-0x000000007514E000-0x000000007514F000-memory.dmp

Filesize
4KB

Download
memory/2304-1-0x0000000000900000-0x000000000092A000-memory.dmp

Filesize
168KB

Download
memory/2304-2-0x00000000057F0000-0x0000000005D94000-memory.dmp

Filesize
5.6MB

Download
memory/2304-3-0x0000000005320000-0x00000000053B2000-memory.dmp

Filesize
584KB

Download
memory/2304-4-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download
memory/2304-5-0x0000000005460000-0x000000000546A000-memory.dmp

Filesize
40KB

Download
memory/2304-193-0x0000000075140000-0x00000000758F0000-memory.dmp

Filesize
7.7MB

Download