c5444c7252d6e22f4a2de2168a4afeb08e1f841aeba675e6e632e2c64fcd71ca

General

Target

Documents972.xlsm
Size

57KB
MD5

8c9041813c83038de85079aa49f3d936
SHA1

6fa687e4396b933d0b4555455b55de5b8db3baf7
SHA256

c5444c7252d6e22f4a2de2168a4afeb08e1f841aeba675e6e632e2c64fcd71ca
SHA512

9cf1431762f932a3bf4fd858496e4339443115676084b7b6d1f0ab206940277a3cba09c410e02232e1689dc50501286888de4ed62abc3f12ce6077bcb335b309

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 2 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

wmic.exeregsvr32.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	3804	1108	wmic.exe	EXCEL.EXE
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1516	360	regsvr32.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1108 EXCEL.EXE

Suspicious use of AdjustPrivilegeToken 42 IoCs

Processes:

wmic.exe

description	pid	process
Token: SeIncreaseQuotaPrivilege	3804	wmic.exe
Token: SeSecurityPrivilege	3804	wmic.exe
Token: SeTakeOwnershipPrivilege	3804	wmic.exe
Token: SeLoadDriverPrivilege	3804	wmic.exe
Token: SeSystemProfilePrivilege	3804	wmic.exe
Token: SeSystemtimePrivilege	3804	wmic.exe
Token: SeProfSingleProcessPrivilege	3804	wmic.exe
Token: SeIncBasePriorityPrivilege	3804	wmic.exe
Token: SeCreatePagefilePrivilege	3804	wmic.exe
Token: SeBackupPrivilege	3804	wmic.exe
Token: SeRestorePrivilege	3804	wmic.exe
Token: SeShutdownPrivilege	3804	wmic.exe
Token: SeDebugPrivilege	3804	wmic.exe
Token: SeSystemEnvironmentPrivilege	3804	wmic.exe
Token: SeRemoteShutdownPrivilege	3804	wmic.exe
Token: SeUndockPrivilege	3804	wmic.exe
Token: SeManageVolumePrivilege	3804	wmic.exe
Token: 33	3804	wmic.exe
Token: 34	3804	wmic.exe
Token: 35	3804	wmic.exe
Token: 36	3804	wmic.exe
Token: SeIncreaseQuotaPrivilege	3804	wmic.exe
Token: SeSecurityPrivilege	3804	wmic.exe
Token: SeTakeOwnershipPrivilege	3804	wmic.exe
Token: SeLoadDriverPrivilege	3804	wmic.exe
Token: SeSystemProfilePrivilege	3804	wmic.exe
Token: SeSystemtimePrivilege	3804	wmic.exe
Token: SeProfSingleProcessPrivilege	3804	wmic.exe
Token: SeIncBasePriorityPrivilege	3804	wmic.exe
Token: SeCreatePagefilePrivilege	3804	wmic.exe
Token: SeBackupPrivilege	3804	wmic.exe
Token: SeRestorePrivilege	3804	wmic.exe
Token: SeShutdownPrivilege	3804	wmic.exe
Token: SeDebugPrivilege	3804	wmic.exe
Token: SeSystemEnvironmentPrivilege	3804	wmic.exe
Token: SeRemoteShutdownPrivilege	3804	wmic.exe
Token: SeUndockPrivilege	3804	wmic.exe
Token: SeManageVolumePrivilege	3804	wmic.exe
Token: 33	3804	wmic.exe
Token: 34	3804	wmic.exe
Token: 35	3804	wmic.exe
Token: 36	3804	wmic.exe

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXE

pid	process
1108	EXCEL.EXE
1108	EXCEL.EXE
1108	EXCEL.EXE
1108	EXCEL.EXE
1108	EXCEL.EXE
1108	EXCEL.EXE
1108	EXCEL.EXE
1108	EXCEL.EXE
1108	EXCEL.EXE
1108	EXCEL.EXE
1108	EXCEL.EXE
1108	EXCEL.EXE
1108	EXCEL.EXE
1108	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

EXCEL.EXE

description pid process target process

PID 1108 wrote to memory of 3804 1108 EXCEL.EXE wmic.exe
PID 1108 wrote to memory of 3804 1108 EXCEL.EXE wmic.exe

description	pid	process	target process
PID 1108 wrote to memory of 3804	1108	EXCEL.EXE	wmic.exe
PID 1108 wrote to memory of 3804	1108	EXCEL.EXE	wmic.exe

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\Documents972.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1108
- C:\Windows\System32\Wbem\wmic.exe
  wmic.exe process call create 'regsvr32 -s C:\Users\Public\microsoft.security'
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of AdjustPrivilegeToken
  PID:3804

C:\Windows\system32\regsvr32.exe
regsvr32 -s C:\Users\Public\microsoft.security
1⤵
- Process spawned unexpected child process
PID:1516

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1108-2-0x00007FFC22770000-0x00007FFC22780000-memory.dmp

Filesize
64KB

Download
memory/1108-3-0x00007FFC22770000-0x00007FFC22780000-memory.dmp

Filesize
64KB

Download
memory/1108-4-0x00007FFC22770000-0x00007FFC22780000-memory.dmp

Filesize
64KB

Download
memory/1108-5-0x00007FFC48440000-0x00007FFC48A77000-memory.dmp

Filesize
6.2MB

Download
memory/1108-6-0x00007FFC22770000-0x00007FFC22780000-memory.dmp

Filesize
64KB

Download
memory/1108-8-0x00007FFC22770000-0x00007FFC22780000-memory.dmp

Filesize
64KB

Download
memory/1108-9-0x00007FFC22770000-0x00007FFC22780000-memory.dmp

Filesize
64KB

Download
memory/1108-10-0x00007FFC22770000-0x00007FFC22780000-memory.dmp

Filesize
64KB

Download
memory/1108-11-0x00007FFC22770000-0x00007FFC22780000-memory.dmp

Filesize
64KB

Download
memory/3804-7-0x0000000000000000-mapping.dmp

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads