0eb595354a8cdc77bf0a777c6d4ea5f0140ea5c7e26050325b1db7f7de50aa23

Analysis

max time kernel
136s
max time network
130s
platform
windows10_x64
resource
win10
submitted
15/07/2020, 08:25

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General

Target
certificate-07.14.2020.doc
Size 114KB
Sample200715-71fpeypese
SHA256 0eb595354a8cdc77bf0a777c6d4ea5f0140ea5c7e26050325b1db7f7de50aa23
MD5 3ccf505da8eb7eac57b1be5f6b73eca3
SHA1 b3ba27085b553421814d8a5c0a856a9ac81933a7
SHA512 ae405062776574d8e2e73c777f538ba87ec948dd1e04e878e55219c87dcb81ec47546d1defd443ba20edf6998ad418b5c2a69a712dec4a95c339fbe59906ec85
MD5 SHA1 SHA512

Score

10^/10

Malware Config

Signatures

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3100	WINWORD.EXE
3100	WINWORD.EXE

Process spawned unexpected child process 1 IoCs

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

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE is not expected to spawn this process	516	3100	regsvr32.exe	66

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3100 wrote to memory of 516	3100	WINWORD.EXE	73
PID 3100 wrote to memory of 516	3100	WINWORD.EXE	73

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

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

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

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

Suspicious use of SetWindowsHookEx 19 IoCs

pid	Process
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE
3100	WINWORD.EXE

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\certificate-07.14.2020.doc" /o ""
1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of WriteProcessMemory
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of SetWindowsHookEx
PID:3100
- C:\Windows\SYSTEM32\regsvr32.exe
  regsvr32 tF.tmp
  2⤵
  - Process spawned unexpected child process
  PID:516

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3100-0-0x000001358D302000-0x000001358D305000-memory.dmp

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memory/3100-1-0x000001358D3F4000-0x000001358D3F9000-memory.dmp

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memory/3100-2-0x000001358D3F4000-0x000001358D3F9000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads