8fff12790253b2a2fac0b51f334c08297996897e7b9ea07305dcf89e1ad3b105

Analysis

max time kernel
141s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
31/10/2022, 07:29

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General

Target

8fff12790253b2a2fac0b51f334c08297996897e7b9ea07305dcf89e1ad3b105.xlsm
Size

381KB
MD5

58da1f62ca0c0168f43b0010c853d3f8
SHA1

a32f6264a8761ff5b309252a260be791cabc7c44
SHA256

8fff12790253b2a2fac0b51f334c08297996897e7b9ea07305dcf89e1ad3b105
SHA512

2f138301a5918646fbc34551976ebf9468273afbbf075c5a126a8efa497677932420f02a459303bf2e6dbaf57e29200b93c75dc70d75c0b12995f841118d4ce1
SSDEEP

6144:opZj5O01JoBHtP87JNlUsoSnFQhfHZO9iT:opV71JoP0FTUZSnFKHkiT

Score

1^/10

Malware Config

Signatures

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 opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
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

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	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

pid	Process
3260	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3260 wrote to memory of 4064	3260	EXCEL.EXE	90
PID 3260 wrote to memory of 4064	3260	EXCEL.EXE	90

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\8fff12790253b2a2fac0b51f334c08297996897e7b9ea07305dcf89e1ad3b105.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3260
- C:\Windows\splwow64.exe
  C:\Windows\splwow64.exe 12288
  2⤵
  PID:4064

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k PrintWorkflow -s PrintWorkflowUserSvc
1⤵
PID:4716

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/3260-132-0x00007FFA46370000-0x00007FFA46380000-memory.dmp

Filesize
64KB

Download
memory/3260-133-0x00007FFA46370000-0x00007FFA46380000-memory.dmp

Filesize
64KB

Download
memory/3260-134-0x00007FFA46370000-0x00007FFA46380000-memory.dmp

Filesize
64KB

Download
memory/3260-135-0x00007FFA46370000-0x00007FFA46380000-memory.dmp

Filesize
64KB

Download
memory/3260-136-0x00007FFA46370000-0x00007FFA46380000-memory.dmp

Filesize
64KB

Download
memory/3260-137-0x00007FFA43E70000-0x00007FFA43E80000-memory.dmp

Filesize
64KB

Download
memory/3260-138-0x00007FFA43E70000-0x00007FFA43E80000-memory.dmp

Filesize
64KB

Download
memory/3260-141-0x00007FFA46370000-0x00007FFA46380000-memory.dmp

Filesize
64KB

Download
memory/3260-142-0x00007FFA46370000-0x00007FFA46380000-memory.dmp

Filesize
64KB

Download
memory/3260-143-0x00007FFA46370000-0x00007FFA46380000-memory.dmp

Filesize
64KB

Download
memory/3260-144-0x00007FFA46370000-0x00007FFA46380000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads