9c543cf77ab8f2b5348e03c96a94f9d277afc43b28d01018bd98aaf36e3dd5a9

Analysis

max time kernel
108s
max time network
124s
platform
windows10_x64
resource
win10-en-20211208
submitted
13-12-2021 10:58

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General

Target

tmp/9c543cf77ab8f2b5348e03c96a94f9d277afc43b28d01018bd98aaf36e3dd5a9.xls
Size

1.4MB
MD5

bddbdf6c5ee73aa17771b839f06e5f5c
SHA1

1cd3640474adf50f43abc96c662e5b2fa1c7574a
SHA256

9c543cf77ab8f2b5348e03c96a94f9d277afc43b28d01018bd98aaf36e3dd5a9
SHA512

4315212b8ad3931a0364f4193e9139bd57b216bd73c8b4494410aca0f30bad3a001b1d1cd7f3624295c2763bc8d3d72bdaf3e8f1bc3d2820c1b99b8df6662e9a

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

Processes:

EXCEL.EXE

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

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

1204 EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

EXCEL.EXE

pid	process
1204	EXCEL.EXE
1204	EXCEL.EXE
1204	EXCEL.EXE
1204	EXCEL.EXE
1204	EXCEL.EXE
1204	EXCEL.EXE
1204	EXCEL.EXE
1204	EXCEL.EXE
1204	EXCEL.EXE
1204	EXCEL.EXE
1204	EXCEL.EXE
1204	EXCEL.EXE
1204	EXCEL.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\tmp\9c543cf77ab8f2b5348e03c96a94f9d277afc43b28d01018bd98aaf36e3dd5a9.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1204

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/1204-115-0x00007FF89DB10000-0x00007FF89DB20000-memory.dmp

Filesize
64KB

Download
memory/1204-116-0x00007FF89DB10000-0x00007FF89DB20000-memory.dmp

Filesize
64KB

Download
memory/1204-117-0x00007FF89DB10000-0x00007FF89DB20000-memory.dmp

Filesize
64KB

Download
memory/1204-118-0x00007FF89DB10000-0x00007FF89DB20000-memory.dmp

Filesize
64KB

Download
memory/1204-119-0x000001E06E8F0000-0x000001E06E8F2000-memory.dmp

Filesize
8KB

Download
memory/1204-120-0x000001E06E8F0000-0x000001E06E8F2000-memory.dmp

Filesize
8KB

Download
memory/1204-121-0x00007FF89DB10000-0x00007FF89DB20000-memory.dmp

Filesize
64KB

Download
memory/1204-122-0x000001E06E8F0000-0x000001E06E8F2000-memory.dmp

Filesize
8KB

Download