ec12e927e193005a827df630e66929e18666f48a5c2466af0a5720a7ccc242cb

Analysis

max time kernel
136s
max time network
128s
platform
windows10_x64
resource
win10v20201028
submitted
26-11-2020 16:02

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General

Target

document-1367992196.xls
Size

331KB
MD5

1d9ec88725c31bc97045ff4a78318d63
SHA1

2d45a61c6245b2440381c79992ee30cde3417479
SHA256

ec12e927e193005a827df630e66929e18666f48a5c2466af0a5720a7ccc242cb
SHA512

673c8d1962fd00546e56e47670516215a0635efb3cc72a42ea012f1837acd6d9ffcdb927d6a348db2215573f51a4df8a32d648e16c2840864ed83f13486c232a

Score

10^/10

Malware Config

Signatures

Process spawned unexpected child process 1 IoCs

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

Processes:

regsvr32.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	1456	1176	regsvr32.exe	EXCEL.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\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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 opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

1176 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

1176 EXCEL.EXE
1176 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE
1176	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 1176 wrote to memory of 1456	1176	EXCEL.EXE	regsvr32.exe
PID 1176 wrote to memory of 1456	1176	EXCEL.EXE	regsvr32.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\document-1367992196.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1176

C:\Windows\SYSTEM32\regsvr32.exe
regsvr32 -s C:\giogti\mpomqr\fwpxeohi.dll
2⤵
- Process spawned unexpected child process
PID:1456

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1176-2-0x00007FFE215C0000-0x00007FFE21BF7000-memory.dmp

Filesize
6.2MB

Download
memory/1456-3-0x0000000000000000-mapping.dmp

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