wastedlocker | 8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80

Analysis

max time kernel
32s
max time network
63s
platform
windows7_x64
resource
win7v20210408
submitted
26-07-2021 12:42

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe
Size

56KB
MD5

ecb00e9a61f99a7d4c90723294986bbc
SHA1

be59c867da75e2a66b8c2519e950254f817cd4ad
SHA256

8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80
SHA512

9dee79827d865de41a63962b419eed7e1f9610ff27f00f8b7b2b9f51e905d5db907d310da590d8f1a11ac88e549373edf39bffdb44d1b205728f1b5e0a43aa5e

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

pid	Process
1964	Order:bin
1544	Order.exe

Modifies extensions of user files 18 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

description	ioc	Process
File created	C:\Users\Admin\Pictures\CopyUnregister.tif.eswasted_info	Order.exe
File opened for modification	C:\Users\Admin\Pictures\PublishOut.png.eswasted	Order.exe
File created	C:\Users\Admin\Pictures\StartConnect.crw.eswasted_info	Order.exe
File renamed	C:\Users\Admin\Pictures\StartConnect.crw => C:\Users\Admin\Pictures\StartConnect.crw.eswasted	Order.exe
File opened for modification	C:\Users\Admin\Pictures\UnprotectOpen.crw.eswasted	Order.exe
File created	C:\Users\Admin\Pictures\MoveHide.raw.eswasted_info	Order.exe
File renamed	C:\Users\Admin\Pictures\MoveHide.raw => C:\Users\Admin\Pictures\MoveHide.raw.eswasted	Order.exe
File created	C:\Users\Admin\Pictures\OutJoin.png.eswasted_info	Order.exe
File created	C:\Users\Admin\Pictures\PublishOut.png.eswasted_info	Order.exe
File opened for modification	C:\Users\Admin\Pictures\StartConnect.crw.eswasted	Order.exe
File created	C:\Users\Admin\Pictures\UnprotectOpen.crw.eswasted_info	Order.exe
File renamed	C:\Users\Admin\Pictures\CopyUnregister.tif => C:\Users\Admin\Pictures\CopyUnregister.tif.eswasted	Order.exe
File opened for modification	C:\Users\Admin\Pictures\MoveHide.raw.eswasted	Order.exe
File opened for modification	C:\Users\Admin\Pictures\OutJoin.png.eswasted	Order.exe
File renamed	C:\Users\Admin\Pictures\UnprotectOpen.crw => C:\Users\Admin\Pictures\UnprotectOpen.crw.eswasted	Order.exe
File opened for modification	C:\Users\Admin\Pictures\CopyUnregister.tif.eswasted	Order.exe
File renamed	C:\Users\Admin\Pictures\OutJoin.png => C:\Users\Admin\Pictures\OutJoin.png.eswasted	Order.exe
File renamed	C:\Users\Admin\Pictures\PublishOut.png => C:\Users\Admin\Pictures\PublishOut.png.eswasted	Order.exe

Possible privilege escalation attempt 2 IoCs

exploit

pid	Process
1136	takeown.exe
968	icacls.exe

Deletes itself 1 IoCs

pid	Process
960	cmd.exe

Loads dropped DLL 2 IoCs

pid	Process
1724	8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe
1724	8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe

Modifies file permissions 1 TTPs 2 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
968	icacls.exe
1136	takeown.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Order.exe	Order:bin
File opened for modification	C:\Windows\SysWOW64\Order.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

pid	Process
1624	vssadmin.exe

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Order:bin	8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeBackupPrivilege	1620	vssvc.exe
Token: SeRestorePrivilege	1620	vssvc.exe
Token: SeAuditPrivilege	1620	vssvc.exe

Suspicious use of WriteProcessMemory 52 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 1964	1724	8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe	26
PID 1724 wrote to memory of 1964	1724	8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe	26
PID 1724 wrote to memory of 1964	1724	8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe	26
PID 1724 wrote to memory of 1964	1724	8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe	26
PID 1964 wrote to memory of 1624	1964	Order:bin	27
PID 1964 wrote to memory of 1624	1964	Order:bin	27
PID 1964 wrote to memory of 1624	1964	Order:bin	27
PID 1964 wrote to memory of 1624	1964	Order:bin	27
PID 1964 wrote to memory of 1136	1964	Order:bin	34
PID 1964 wrote to memory of 1136	1964	Order:bin	34
PID 1964 wrote to memory of 1136	1964	Order:bin	34
PID 1964 wrote to memory of 1136	1964	Order:bin	34
PID 1964 wrote to memory of 968	1964	Order:bin	36
PID 1964 wrote to memory of 968	1964	Order:bin	36
PID 1964 wrote to memory of 968	1964	Order:bin	36
PID 1964 wrote to memory of 968	1964	Order:bin	36
PID 1544 wrote to memory of 900	1544	Order.exe	40
PID 1544 wrote to memory of 900	1544	Order.exe	40
PID 1544 wrote to memory of 900	1544	Order.exe	40
PID 1544 wrote to memory of 900	1544	Order.exe	40
PID 900 wrote to memory of 1736	900	cmd.exe	42
PID 900 wrote to memory of 1736	900	cmd.exe	42
PID 900 wrote to memory of 1736	900	cmd.exe	42
PID 900 wrote to memory of 1736	900	cmd.exe	42
PID 1964 wrote to memory of 1640	1964	Order:bin	43
PID 1964 wrote to memory of 1640	1964	Order:bin	43
PID 1964 wrote to memory of 1640	1964	Order:bin	43
PID 1964 wrote to memory of 1640	1964	Order:bin	43
PID 1724 wrote to memory of 960	1724	8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe	45
PID 1724 wrote to memory of 960	1724	8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe	45
PID 1724 wrote to memory of 960	1724	8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe	45
PID 1724 wrote to memory of 960	1724	8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe	45
PID 1640 wrote to memory of 1908	1640	cmd.exe	47
PID 1640 wrote to memory of 1908	1640	cmd.exe	47
PID 1640 wrote to memory of 1908	1640	cmd.exe	47
PID 1640 wrote to memory of 1908	1640	cmd.exe	47
PID 960 wrote to memory of 1500	960	cmd.exe	48
PID 960 wrote to memory of 1500	960	cmd.exe	48
PID 960 wrote to memory of 1500	960	cmd.exe	48
PID 960 wrote to memory of 1500	960	cmd.exe	48
PID 900 wrote to memory of 1048	900	cmd.exe	49
PID 900 wrote to memory of 1048	900	cmd.exe	49
PID 900 wrote to memory of 1048	900	cmd.exe	49
PID 900 wrote to memory of 1048	900	cmd.exe	49
PID 1640 wrote to memory of 1688	1640	cmd.exe	50
PID 1640 wrote to memory of 1688	1640	cmd.exe	50
PID 1640 wrote to memory of 1688	1640	cmd.exe	50
PID 1640 wrote to memory of 1688	1640	cmd.exe	50
PID 960 wrote to memory of 1708	960	cmd.exe	51
PID 960 wrote to memory of 1708	960	cmd.exe	51
PID 960 wrote to memory of 1708	960	cmd.exe	51
PID 960 wrote to memory of 1708	960	cmd.exe	51

Views/modifies file attributes 1 TTPs 3 IoCs

evasion

Hidden Files and Directories

T1158

pid	Process
1708	attrib.exe
1048	attrib.exe
1688	attrib.exe

C:\Users\Admin\AppData\Local\Temp\8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe
"C:\Users\Admin\AppData\Local\Temp\8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe"
1⤵
- Loads dropped DLL
- NTFS ADS
- Suspicious use of WriteProcessMemory
PID:1724
- C:\Users\Admin\AppData\Roaming\Order:bin
  C:\Users\Admin\AppData\Roaming\Order:bin -r
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:1964
- - C:\Windows\system32\vssadmin.exe
    C:\Windows\system32\vssadmin.exe Delete Shadows /All /Quiet
    3⤵
    - Interacts with shadow copies
    PID:1624
- - C:\Windows\SysWOW64\takeown.exe
    C:\Windows\system32\takeown.exe /F C:\Windows\system32\Order.exe
    3⤵
    - Possible privilege escalation attempt
    - Modifies file permissions
    PID:1136
- - C:\Windows\SysWOW64\icacls.exe
    C:\Windows\system32\icacls.exe C:\Windows\system32\Order.exe /reset
    3⤵
    - Possible privilege escalation attempt
    - Modifies file permissions
    PID:968
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c choice /t 10 /d y & attrib -h "C:\Users\Admin\AppData\Roaming\Order" & del "C:\Users\Admin\AppData\Roaming\Order"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1640
  - - C:\Windows\SysWOW64\choice.exe
      choice /t 10 /d y
      4⤵
      PID:1908
  - - C:\Windows\SysWOW64\attrib.exe
      attrib -h "C:\Users\Admin\AppData\Roaming\Order"
      4⤵
      Views/modifies file attributes
      PID:1688
- C:\Windows\SysWOW64\cmd.exe
  cmd /c choice /t 10 /d y & attrib -h "C:\Users\Admin\AppData\Local\Temp\8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe" & del "C:\Users\Admin\AppData\Local\Temp\8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:960
- - C:\Windows\SysWOW64\choice.exe
    choice /t 10 /d y
    3⤵
    PID:1500
- - C:\Windows\SysWOW64\attrib.exe
    attrib -h "C:\Users\Admin\AppData\Local\Temp\8897db876553f942b2eb4005f8475a232bafb82a50ca7761a621842e894a3d80.sample.exe"
    3⤵
    - Views/modifies file attributes
    PID:1708

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1620

C:\Windows\SysWOW64\Order.exe
C:\Windows\SysWOW64\Order.exe -s
1⤵
- Executes dropped EXE
- Modifies extensions of user files
- Suspicious use of WriteProcessMemory
PID:1544
- C:\Windows\SysWOW64\cmd.exe
  cmd /c choice /t 10 /d y & attrib -h "C:\Windows\SysWOW64\Order.exe" & del "C:\Windows\SysWOW64\Order.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:900
- - C:\Windows\SysWOW64\choice.exe
    choice /t 10 /d y
    3⤵
    PID:1736
- - C:\Windows\SysWOW64\attrib.exe
    attrib -h "C:\Windows\SysWOW64\Order.exe"
    3⤵
    - Drops file in System32 directory
    - Views/modifies file attributes
    PID:1048

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Privilege Escalation

Defense Evasion

File Deletion

T1107

File and Directory Permissions Modification

T1222

Hidden Files and Directories

T1158

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Inhibit System Recovery

T1490

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1724-60-0x00000000769B1000-0x00000000769B3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads