633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2

General

Target

633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2.bin.exe
Size

1.2MB
MD5

ad90a317e686b1ab9db651c97ee448b2
SHA1

5a2e9db7daa14511f8fb4e5a9e93e9721d68e593
SHA256

633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2
SHA512

65ebd80b4118d41acc1371ede9a9ee4b37011ed2a03dc7751d3e6d3fc92b9bb6956a442e8c38266bd5c97afdd4d68ebc1657ff2faf35c42e9d28aadf15006353

Score

9^/10

discovery exploit persistence ransomware

Malware Config

Signatures

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

File Deletion
T1107

Inhibit System Recovery
T1490
Executes dropped EXE 2 IoCs

Processes:

E0-4:binE0-4.exe

pid process

1312 E0-4:bin
688 E0-4.exe

pid	process
1312	E0-4:bin
688	E0-4.exe

Modifies extensions of user files 9 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

E0-4.exe

description	ioc	process
File opened for modification	C:\Users\Admin\Pictures\SuspendShow.tiff.easy2lock	E0-4.exe
File opened for modification	C:\Users\Admin\Pictures\ExportSwitch.raw.easy2lock	E0-4.exe
File created	C:\Users\Admin\Pictures\SetSync.crw.easy2lock_read_me	E0-4.exe
File renamed	C:\Users\Admin\Pictures\SetSync.crw => C:\Users\Admin\Pictures\SetSync.crw.easy2lock	E0-4.exe
File opened for modification	C:\Users\Admin\Pictures\SetSync.crw.easy2lock	E0-4.exe
File created	C:\Users\Admin\Pictures\SuspendShow.tiff.easy2lock_read_me	E0-4.exe
File created	C:\Users\Admin\Pictures\ExportSwitch.raw.easy2lock_read_me	E0-4.exe
File renamed	C:\Users\Admin\Pictures\ExportSwitch.raw => C:\Users\Admin\Pictures\ExportSwitch.raw.easy2lock	E0-4.exe
File renamed	C:\Users\Admin\Pictures\SuspendShow.tiff => C:\Users\Admin\Pictures\SuspendShow.tiff.easy2lock	E0-4.exe

Possible privilege escalation attempt 2 IoCs
exploit

Processes:

takeown.exeicacls.exe

pid process

2516 takeown.exe
2296 icacls.exe
Modifies file permissions 1 TTPs 2 IoCs
discovery

File Permissions Modification
T1222

Processes:

takeown.exeicacls.exe

pid process

2516 takeown.exe
2296 icacls.exe

pid	process
2516	takeown.exe
2296	icacls.exe

pid	process
2516	takeown.exe
2296	icacls.exe

Drops file in System32 directory 2 IoCs

Processes:

E0-4:binattrib.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\E0-4.exe	E0-4:bin
File opened for modification	C:\Windows\SysWOW64\E0-4.exe	attrib.exe

Modifies service 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

vssvc.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\ASR Writer	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Shadow Copy Optimization Writer	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\SwProvider_{b5946137-7b9f-4925-af80-51abd60b20d5}	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\Registry Writer	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\VSS\Diag\COM+ REGDB Writer	vssvc.exe

Interacts with shadow copies 2 TTPs 1 IoCs
Shadow copies are often targeted by ransomware to inhibit system recovery.
ransomware

File Deletion
T1107

Inhibit System Recovery
T1490

Processes:

vssadmin.exe

pid process

2220 vssadmin.exe

pid	process
2220	vssadmin.exe

NTFS ADS 1 IoCs

Processes:

633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2.bin.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\E0-4:bin	633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2.bin.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

vssvc.exe

description pid process

Token: SeBackupPrivilege 2420 vssvc.exe
Token: SeRestorePrivilege 2420 vssvc.exe
Token: SeAuditPrivilege 2420 vssvc.exe

description	pid	process
Token: SeBackupPrivilege	2420	vssvc.exe
Token: SeRestorePrivilege	2420	vssvc.exe
Token: SeAuditPrivilege	2420	vssvc.exe

Suspicious use of WriteProcessMemory 38 IoCs

Processes:

633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2.bin.exeE0-4:binE0-4.execmd.execmd.execmd.exe

description	pid	process	target process
PID 3996 wrote to memory of 1312	3996	633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2.bin.exe	E0-4:bin
PID 3996 wrote to memory of 1312	3996	633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2.bin.exe	E0-4:bin
PID 3996 wrote to memory of 1312	3996	633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2.bin.exe	E0-4:bin
PID 1312 wrote to memory of 2220	1312	E0-4:bin	vssadmin.exe
PID 1312 wrote to memory of 2220	1312	E0-4:bin	vssadmin.exe
PID 1312 wrote to memory of 2516	1312	E0-4:bin	takeown.exe
PID 1312 wrote to memory of 2516	1312	E0-4:bin	takeown.exe
PID 1312 wrote to memory of 2516	1312	E0-4:bin	takeown.exe
PID 1312 wrote to memory of 2296	1312	E0-4:bin	icacls.exe
PID 1312 wrote to memory of 2296	1312	E0-4:bin	icacls.exe
PID 1312 wrote to memory of 2296	1312	E0-4:bin	icacls.exe
PID 688 wrote to memory of 1844	688	E0-4.exe	cmd.exe
PID 688 wrote to memory of 1844	688	E0-4.exe	cmd.exe
PID 688 wrote to memory of 1844	688	E0-4.exe	cmd.exe
PID 1844 wrote to memory of 1492	1844	cmd.exe	choice.exe
PID 1844 wrote to memory of 1492	1844	cmd.exe	choice.exe
PID 1844 wrote to memory of 1492	1844	cmd.exe	choice.exe
PID 1312 wrote to memory of 1092	1312	E0-4:bin	cmd.exe
PID 1312 wrote to memory of 1092	1312	E0-4:bin	cmd.exe
PID 1312 wrote to memory of 1092	1312	E0-4:bin	cmd.exe
PID 3996 wrote to memory of 3916	3996	633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2.bin.exe	cmd.exe
PID 3996 wrote to memory of 3916	3996	633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2.bin.exe	cmd.exe
PID 3996 wrote to memory of 3916	3996	633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2.bin.exe	cmd.exe
PID 1092 wrote to memory of 1788	1092	cmd.exe	choice.exe
PID 1092 wrote to memory of 1788	1092	cmd.exe	choice.exe
PID 1092 wrote to memory of 1788	1092	cmd.exe	choice.exe
PID 3916 wrote to memory of 3856	3916	cmd.exe	choice.exe
PID 3916 wrote to memory of 3856	3916	cmd.exe	choice.exe
PID 3916 wrote to memory of 3856	3916	cmd.exe	choice.exe
PID 1844 wrote to memory of 2400	1844	cmd.exe	attrib.exe
PID 1844 wrote to memory of 2400	1844	cmd.exe	attrib.exe
PID 1844 wrote to memory of 2400	1844	cmd.exe	attrib.exe
PID 3916 wrote to memory of 2352	3916	cmd.exe	attrib.exe
PID 3916 wrote to memory of 2352	3916	cmd.exe	attrib.exe
PID 3916 wrote to memory of 2352	3916	cmd.exe	attrib.exe
PID 1092 wrote to memory of 2248	1092	cmd.exe	attrib.exe
PID 1092 wrote to memory of 2248	1092	cmd.exe	attrib.exe
PID 1092 wrote to memory of 2248	1092	cmd.exe	attrib.exe

Views/modifies file attributes 1 TTPs 3 IoCs
evasion

Hidden Files and Directories
T1158

Processes:

attrib.exeattrib.exeattrib.exe

pid process

2400 attrib.exe
2352 attrib.exe
2248 attrib.exe

pid	process
2400	attrib.exe
2352	attrib.exe
2248	attrib.exe

C:\Users\Admin\AppData\Local\Temp\633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2.bin.exe
"C:\Users\Admin\AppData\Local\Temp\633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2.bin.exe"
1⤵
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:3996

C:\Users\Admin\AppData\Roaming\E0-4:bin
C:\Users\Admin\AppData\Roaming\E0-4:bin -r
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1312

C:\Windows\system32\vssadmin.exe
C:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet
3⤵
- Interacts with shadow copies
PID:2220

C:\Windows\SysWOW64\takeown.exe
C:\Windows\system32\takeown.exe /F C:\Windows\system32\E0-4.exe
3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:2516

C:\Windows\SysWOW64\icacls.exe
C:\Windows\system32\icacls.exe C:\Windows\system32\E0-4.exe /reset
3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:2296

C:\Windows\SysWOW64\cmd.exe
cmd /c choice /t 10 /d y & attrib -h "C:\Users\Admin\AppData\Roaming\E0-4" & del "C:\Users\Admin\AppData\Roaming\E0-4"
3⤵
- Suspicious use of WriteProcessMemory
PID:1092

C:\Windows\SysWOW64\choice.exe
choice /t 10 /d y
4⤵
PID:1788

C:\Windows\SysWOW64\attrib.exe
attrib -h "C:\Users\Admin\AppData\Roaming\E0-4"
4⤵
- Views/modifies file attributes
PID:2248

C:\Windows\SysWOW64\cmd.exe
cmd /c choice /t 10 /d y & attrib -h "C:\Users\Admin\AppData\Local\Temp\633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2.bin.exe" & del "C:\Users\Admin\AppData\Local\Temp\633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2.bin.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3916

C:\Windows\SysWOW64\choice.exe
choice /t 10 /d y
3⤵
PID:3856

C:\Windows\SysWOW64\attrib.exe
attrib -h "C:\Users\Admin\AppData\Local\Temp\633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2.bin.exe"
3⤵
- Views/modifies file attributes
PID:2352

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Modifies service
- Suspicious use of AdjustPrivilegeToken
PID:2420

C:\Windows\SysWOW64\E0-4.exe
C:\Windows\SysWOW64\E0-4.exe -s
1⤵
- Executes dropped EXE
- Modifies extensions of user files
- Suspicious use of WriteProcessMemory
PID:688

C:\Windows\SysWOW64\cmd.exe
cmd /c choice /t 10 /d y & attrib -h "C:\Windows\SysWOW64\E0-4.exe" & del "C:\Windows\SysWOW64\E0-4.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1844

C:\Windows\SysWOW64\choice.exe
choice /t 10 /d y
3⤵
PID:1492

C:\Windows\SysWOW64\attrib.exe
attrib -h "C:\Windows\SysWOW64\E0-4.exe"
3⤵
- Drops file in System32 directory
- Views/modifies file attributes
PID:2400

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Hidden Files and Directories

1

T1158

Privilege Escalation

Defense Evasion

File Deletion

2

T1107

File Permissions Modification

1

T1222

Modify Registry

1

T1112

Hidden Files and Directories

1

T1158

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Inhibit System Recovery

2

T1490

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Downloads

C:\Users\Admin\AppData\Roaming\E0-4:bin
MD5
ad90a317e686b1ab9db651c97ee448b2

SHA1
5a2e9db7daa14511f8fb4e5a9e93e9721d68e593

SHA256
633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2

SHA512
65ebd80b4118d41acc1371ede9a9ee4b37011ed2a03dc7751d3e6d3fc92b9bb6956a442e8c38266bd5c97afdd4d68ebc1657ff2faf35c42e9d28aadf15006353

Download Submit
C:\Users\Admin\AppData\Roaming\E0-4:bin
MD5
ad90a317e686b1ab9db651c97ee448b2

SHA1
5a2e9db7daa14511f8fb4e5a9e93e9721d68e593

SHA256
633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2

SHA512
65ebd80b4118d41acc1371ede9a9ee4b37011ed2a03dc7751d3e6d3fc92b9bb6956a442e8c38266bd5c97afdd4d68ebc1657ff2faf35c42e9d28aadf15006353

Download Submit
C:\Windows\SysWOW64\E0-4.exe
MD5
ad90a317e686b1ab9db651c97ee448b2

SHA1
5a2e9db7daa14511f8fb4e5a9e93e9721d68e593

SHA256
633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2

SHA512
65ebd80b4118d41acc1371ede9a9ee4b37011ed2a03dc7751d3e6d3fc92b9bb6956a442e8c38266bd5c97afdd4d68ebc1657ff2faf35c42e9d28aadf15006353

Download Submit
C:\Windows\SysWOW64\E0-4.exe
MD5
ad90a317e686b1ab9db651c97ee448b2

SHA1
5a2e9db7daa14511f8fb4e5a9e93e9721d68e593

SHA256
633e3f41ab072d59eb255348209fd3228a8abc3168601c7f95342ef85efdc6b2

SHA512
65ebd80b4118d41acc1371ede9a9ee4b37011ed2a03dc7751d3e6d3fc92b9bb6956a442e8c38266bd5c97afdd4d68ebc1657ff2faf35c42e9d28aadf15006353

Download Submit
memory/1092-10-0x0000000000000000-mapping.dmp

Download
memory/1312-0-0x0000000000000000-mapping.dmp

Download
memory/1492-9-0x0000000000000000-mapping.dmp

Download
memory/1788-12-0x0000000000000000-mapping.dmp

Download
memory/1844-8-0x0000000000000000-mapping.dmp

Download
memory/2220-3-0x0000000000000000-mapping.dmp

Download
memory/2248-16-0x0000000000000000-mapping.dmp

Download
memory/2296-6-0x0000000000000000-mapping.dmp

Download
memory/2352-15-0x0000000000000000-mapping.dmp

Download
memory/2400-14-0x0000000000000000-mapping.dmp

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memory/2516-4-0x0000000000000000-mapping.dmp

Download
memory/3856-13-0x0000000000000000-mapping.dmp

Download
memory/3916-11-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads