4060463d50360718740df83648d11567cf0a9c6364ec97d7e16204c4d171a0e5

General

Target

Docs_bbea066160cdad85d59d474078ba235f.doc?email=
Sample

191112-bh8gp92dy6
SHA256

4060463d50360718740df83648d11567cf0a9c6364ec97d7e16204c4d171a0e5

Score

N/A

Malware Config

Signatures

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	pid	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	4896	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	4896	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	4896	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	4896	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	4896	WINWORD.EXE

Drops file in system dir 5 IoCs

Processes:

svchost.exe

description	ioc	pid	process
File opened for modification	C:\Windows\Debug\ESE.TXT	4508	svchost.exe
File opened for modification	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp	4508	svchost.exe
File created	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp	4508	svchost.exe
File opened for modification	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp	4508	svchost.exe
File created	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp	4508	svchost.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

4896 WINWORD.EXE

pid	process
4896	WINWORD.EXE

Checks system information in the registry (likely anti-VM) 2 TTPs 4 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXEsvchost.exe

description	ioc	pid	process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemManufacturer	4896	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName	4896	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemManufacturer	4084	svchost.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName	4084	svchost.exe

Checks processor information in registry (likely anti-VM) 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

WINWORD.EXE

description	ioc	pid	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	4896	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	4896	WINWORD.EXE

Suspicious use of WriteProcessMemory 1 IoCs

Processes:

SppExtComObj.exe

description pid process target process

PID 1972 wrote to memory of 4284 1972 SppExtComObj.exe SLUI.exe

description	pid	process	target process
PID 1972 wrote to memory of 4284	1972	SppExtComObj.exe	SLUI.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Modify Registry

T1112

Processes:

svchost.exe

description	ioc	pid	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "0"	3680	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "1"	3680	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

WINWORD.EXE

pid process

4896 WINWORD.EXE

pid	process
4896	WINWORD.EXE

Drops Office document 2 IoCs

dropper exploiter maldoc

Processes:

WINWORD.EXE

description	ioc	pid	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm	4896	WINWORD.EXE
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Templates\~$Normal.dotm	4896	WINWORD.EXE

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "payload.dat" /o ""
1⤵
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Checks system information in the registry (likely anti-VM)
- Checks processor information in registry (likely anti-VM)
- Suspicious use of SetWindowsHookEx
- Drops Office document
PID:4896

C:\Windows\system32\SppExtComObj.exe
C:\Windows\system32\SppExtComObj.exe -Embedding
1⤵
- Suspicious use of WriteProcessMemory
PID:1972

C:\Windows\System32\SLUI.exe
"C:\Windows\System32\SLUI.exe" RuleId=eeba1977-569e-4571-b639-7623d8bfecc0;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=2de67392-b7a7-462a-b1ca-108dd189f588;NotificationInterval=1440;Trigger=TimerEvent
1⤵
PID:4284

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s BITS
1⤵
- Drops file in system dir
PID:4508

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV
1⤵
PID:4588

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s DoSvc
1⤵
- Checks system information in the registry (likely anti-VM)
PID:4084

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s wscsvc
1⤵
- Windows security modification
PID:3680

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k unistacksvcgroup
1⤵
PID:3992

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

MITRE ATT&CK Additional techniques

T1089

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

MITRE ATT&CK Additional techniques

Replay Monitor

Loading Replay Monitor...

Downloads