wastedlocker | ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56

General

Target

ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56.sample.exe
Size

58KB
MD5

33b80a574c6441baf5409a292aafb1cf
SHA1

8048aba11ea6209d1f49fa4e12741050350557df
SHA256

ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56
SHA512

52843695c364814c0d0d375f68f9c7202a26e492f59c01eaf23dd366da443ae6a02c2a7ff1748a033658808e900a61e097deb95c98de3744f2767faa040ddc00

Score

10^/10

wastedlocker discovery exploit ransomware

Malware Config

Signatures

WastedLocker
Ransomware family seen in the wild since May 2020.
ransomware wastedlocker
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:

Early:binEarly.exe

pid process

2812 Early:bin
1292 Early.exe

pid	process
2812	Early:bin
1292	Early.exe

Modifies extensions of user files 6 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

Early.exe

description	ioc	process
File renamed	C:\Users\Admin\Pictures\FormatRemove.png => C:\Users\Admin\Pictures\FormatRemove.png.garminwasted	Early.exe
File opened for modification	C:\Users\Admin\Pictures\FormatRemove.png.garminwasted	Early.exe
File created	C:\Users\Admin\Pictures\ConvertConnect.tiff.garminwasted_info	Early.exe
File renamed	C:\Users\Admin\Pictures\ConvertConnect.tiff => C:\Users\Admin\Pictures\ConvertConnect.tiff.garminwasted	Early.exe
File opened for modification	C:\Users\Admin\Pictures\ConvertConnect.tiff.garminwasted	Early.exe
File created	C:\Users\Admin\Pictures\FormatRemove.png.garminwasted_info	Early.exe

Possible privilege escalation attempt 2 IoCs
exploit

Processes:

icacls.exetakeown.exe

pid process

3080 icacls.exe
3264 takeown.exe
Modifies file permissions 1 TTPs 2 IoCs
discovery

File Permissions Modification
T1222

Processes:

takeown.exeicacls.exe

pid process

3264 takeown.exe
3080 icacls.exe

pid	process
3080	icacls.exe
3264	takeown.exe

pid	process
3264	takeown.exe
3080	icacls.exe

Drops file in System32 directory 2 IoCs

Processes:

Early:binattrib.exe

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

3036 vssadmin.exe

pid	process
3036	vssadmin.exe

NTFS ADS 1 IoCs

Processes:

ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56.sample.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Early:bin	ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56.sample.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

vssvc.exe

description pid process

Token: SeBackupPrivilege 508 vssvc.exe
Token: SeRestorePrivilege 508 vssvc.exe
Token: SeAuditPrivilege 508 vssvc.exe

description	pid	process
Token: SeBackupPrivilege	508	vssvc.exe
Token: SeRestorePrivilege	508	vssvc.exe
Token: SeAuditPrivilege	508	vssvc.exe

Suspicious use of WriteProcessMemory 38 IoCs

Processes:

ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56.sample.exeEarly:binEarly.execmd.execmd.execmd.exe

description	pid	process	target process
PID 744 wrote to memory of 2812	744	ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56.sample.exe	Early:bin
PID 744 wrote to memory of 2812	744	ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56.sample.exe	Early:bin
PID 744 wrote to memory of 2812	744	ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56.sample.exe	Early:bin
PID 2812 wrote to memory of 3036	2812	Early:bin	vssadmin.exe
PID 2812 wrote to memory of 3036	2812	Early:bin	vssadmin.exe
PID 2812 wrote to memory of 3264	2812	Early:bin	takeown.exe
PID 2812 wrote to memory of 3264	2812	Early:bin	takeown.exe
PID 2812 wrote to memory of 3264	2812	Early:bin	takeown.exe
PID 2812 wrote to memory of 3080	2812	Early:bin	icacls.exe
PID 2812 wrote to memory of 3080	2812	Early:bin	icacls.exe
PID 2812 wrote to memory of 3080	2812	Early:bin	icacls.exe
PID 1292 wrote to memory of 3852	1292	Early.exe	cmd.exe
PID 1292 wrote to memory of 3852	1292	Early.exe	cmd.exe
PID 1292 wrote to memory of 3852	1292	Early.exe	cmd.exe
PID 3852 wrote to memory of 740	3852	cmd.exe	choice.exe
PID 3852 wrote to memory of 740	3852	cmd.exe	choice.exe
PID 3852 wrote to memory of 740	3852	cmd.exe	choice.exe
PID 2812 wrote to memory of 1056	2812	Early:bin	cmd.exe
PID 2812 wrote to memory of 1056	2812	Early:bin	cmd.exe
PID 2812 wrote to memory of 1056	2812	Early:bin	cmd.exe
PID 744 wrote to memory of 3860	744	ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56.sample.exe	cmd.exe
PID 744 wrote to memory of 3860	744	ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56.sample.exe	cmd.exe
PID 744 wrote to memory of 3860	744	ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56.sample.exe	cmd.exe
PID 1056 wrote to memory of 2496	1056	cmd.exe	choice.exe
PID 1056 wrote to memory of 2496	1056	cmd.exe	choice.exe
PID 1056 wrote to memory of 2496	1056	cmd.exe	choice.exe
PID 3860 wrote to memory of 2728	3860	cmd.exe	choice.exe
PID 3860 wrote to memory of 2728	3860	cmd.exe	choice.exe
PID 3860 wrote to memory of 2728	3860	cmd.exe	choice.exe
PID 3852 wrote to memory of 8	3852	cmd.exe	attrib.exe
PID 3852 wrote to memory of 8	3852	cmd.exe	attrib.exe
PID 3852 wrote to memory of 8	3852	cmd.exe	attrib.exe
PID 3860 wrote to memory of 3744	3860	cmd.exe	attrib.exe
PID 3860 wrote to memory of 3744	3860	cmd.exe	attrib.exe
PID 3860 wrote to memory of 3744	3860	cmd.exe	attrib.exe
PID 1056 wrote to memory of 2040	1056	cmd.exe	attrib.exe
PID 1056 wrote to memory of 2040	1056	cmd.exe	attrib.exe
PID 1056 wrote to memory of 2040	1056	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

8 attrib.exe
3744 attrib.exe
2040 attrib.exe

pid	process
8	attrib.exe
3744	attrib.exe
2040	attrib.exe

C:\Users\Admin\AppData\Local\Temp\ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56.sample.exe
"C:\Users\Admin\AppData\Local\Temp\ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56.sample.exe"
1⤵
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:744

C:\Users\Admin\AppData\Roaming\Early:bin
C:\Users\Admin\AppData\Roaming\Early:bin -r
2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2812

C:\Windows\system32\vssadmin.exe
C:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet
3⤵
- Interacts with shadow copies
PID:3036

C:\Windows\SysWOW64\takeown.exe
C:\Windows\system32\takeown.exe /F C:\Windows\system32\Early.exe
3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:3264

C:\Windows\SysWOW64\icacls.exe
C:\Windows\system32\icacls.exe C:\Windows\system32\Early.exe /reset
3⤵
- Possible privilege escalation attempt
- Modifies file permissions
PID:3080

C:\Windows\SysWOW64\cmd.exe
cmd /c choice /t 10 /d y & attrib -h "C:\Users\Admin\AppData\Roaming\Early" & del "C:\Users\Admin\AppData\Roaming\Early"
3⤵
- Suspicious use of WriteProcessMemory
PID:1056

C:\Windows\SysWOW64\choice.exe
choice /t 10 /d y
4⤵
PID:2496

C:\Windows\SysWOW64\attrib.exe
attrib -h "C:\Users\Admin\AppData\Roaming\Early"
4⤵
- Views/modifies file attributes
PID:2040

C:\Windows\SysWOW64\cmd.exe
cmd /c choice /t 10 /d y & attrib -h "C:\Users\Admin\AppData\Local\Temp\ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56.sample.exe" & del "C:\Users\Admin\AppData\Local\Temp\ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56.sample.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3860

C:\Windows\SysWOW64\choice.exe
choice /t 10 /d y
3⤵
PID:2728

C:\Windows\SysWOW64\attrib.exe
attrib -h "C:\Users\Admin\AppData\Local\Temp\ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56.sample.exe"
3⤵
- Views/modifies file attributes
PID:3744

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:508

C:\Windows\SysWOW64\Early.exe
C:\Windows\SysWOW64\Early.exe -s
1⤵
- Executes dropped EXE
- Modifies extensions of user files
- Suspicious use of WriteProcessMemory
PID:1292

C:\Windows\SysWOW64\cmd.exe
cmd /c choice /t 10 /d y & attrib -h "C:\Windows\SysWOW64\Early.exe" & del "C:\Windows\SysWOW64\Early.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3852

C:\Windows\SysWOW64\choice.exe
choice /t 10 /d y
3⤵
PID:740

C:\Windows\SysWOW64\attrib.exe
attrib -h "C:\Windows\SysWOW64\Early.exe"
3⤵
- Drops file in System32 directory
- Views/modifies file attributes
PID:8

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Hidden Files and Directories

1

T1158

Privilege Escalation

Defense Evasion

File Deletion

2

T1107

File Permissions Modification

1

T1222

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\Early:bin
MD5
33b80a574c6441baf5409a292aafb1cf

SHA1
8048aba11ea6209d1f49fa4e12741050350557df

SHA256
ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56

SHA512
52843695c364814c0d0d375f68f9c7202a26e492f59c01eaf23dd366da443ae6a02c2a7ff1748a033658808e900a61e097deb95c98de3744f2767faa040ddc00

Download Submit
C:\Users\Admin\AppData\Roaming\Early:bin
MD5
33b80a574c6441baf5409a292aafb1cf

SHA1
8048aba11ea6209d1f49fa4e12741050350557df

SHA256
ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56

SHA512
52843695c364814c0d0d375f68f9c7202a26e492f59c01eaf23dd366da443ae6a02c2a7ff1748a033658808e900a61e097deb95c98de3744f2767faa040ddc00

Download Submit
C:\Windows\SysWOW64\Early.exe
MD5
33b80a574c6441baf5409a292aafb1cf

SHA1
8048aba11ea6209d1f49fa4e12741050350557df

SHA256
ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56

SHA512
52843695c364814c0d0d375f68f9c7202a26e492f59c01eaf23dd366da443ae6a02c2a7ff1748a033658808e900a61e097deb95c98de3744f2767faa040ddc00

Download Submit
C:\Windows\SysWOW64\Early.exe
MD5
33b80a574c6441baf5409a292aafb1cf

SHA1
8048aba11ea6209d1f49fa4e12741050350557df

SHA256
ab007094afec534a2aa64436f214866014a664e7399aeaf361790ede5eec6b56

SHA512
52843695c364814c0d0d375f68f9c7202a26e492f59c01eaf23dd366da443ae6a02c2a7ff1748a033658808e900a61e097deb95c98de3744f2767faa040ddc00

Download Submit
memory/8-128-0x0000000000000000-mapping.dmp

Download
memory/740-123-0x0000000000000000-mapping.dmp

Download
memory/1056-124-0x0000000000000000-mapping.dmp

Download
memory/2040-130-0x0000000000000000-mapping.dmp

Download
memory/2496-126-0x0000000000000000-mapping.dmp

Download
memory/2728-127-0x0000000000000000-mapping.dmp

Download
memory/2812-114-0x0000000000000000-mapping.dmp

Download
memory/3036-117-0x0000000000000000-mapping.dmp

Download
memory/3080-120-0x0000000000000000-mapping.dmp

Download
memory/3264-118-0x0000000000000000-mapping.dmp

Download
memory/3744-129-0x0000000000000000-mapping.dmp

Download
memory/3852-122-0x0000000000000000-mapping.dmp

Download
memory/3860-125-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads