92f01f34d0d3d902538fa84268d937ddcbfb4e40234b4a97b1b50a227a002f1a

Analysis

max time kernel
130s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-en-20220113
submitted
20-01-2022 12:11

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General

Target

HIJN_22991.xlsx
Size

115KB
MD5

12f7a6aa0a09e355bd70c8291ae682e2
SHA1

ea7943806f839e871bb5c957d64850ca66118577
SHA256

92f01f34d0d3d902538fa84268d937ddcbfb4e40234b4a97b1b50a227a002f1a
SHA512

df6ee800f9bf4b2e9a60b8a371031410416992b4b1806900fdfc4d399e5c5cdf5efc53d62ce3f8549bdbe3e88e20f4c4cf6662d8b826d4c0cb082a53d0afb2a4

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
844	EXCEL.EXE

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
844	EXCEL.EXE
844	EXCEL.EXE
844	EXCEL.EXE
844	EXCEL.EXE
844	EXCEL.EXE
844	EXCEL.EXE
844	EXCEL.EXE
844	EXCEL.EXE
844	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\HIJN_22991.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:844

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation -p
1⤵
PID:804

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/844-130-0x00007FF8A6690000-0x00007FF8A66A0000-memory.dmp

Filesize
64KB

Download
memory/844-131-0x00007FF8A6690000-0x00007FF8A66A0000-memory.dmp

Filesize
64KB

Download
memory/844-132-0x00007FF8A6690000-0x00007FF8A66A0000-memory.dmp

Filesize
64KB

Download
memory/844-134-0x00007FF8A6690000-0x00007FF8A66A0000-memory.dmp

Filesize
64KB

Download
memory/844-133-0x00007FF8A6690000-0x00007FF8A66A0000-memory.dmp

Filesize
64KB

Download
memory/844-137-0x00007FF8A4630000-0x00007FF8A4640000-memory.dmp

Filesize
64KB

Download
memory/844-138-0x00007FF8A4630000-0x00007FF8A4640000-memory.dmp

Filesize
64KB

Download
memory/844-165-0x00007FF8A6690000-0x00007FF8A66A0000-memory.dmp

Filesize
64KB

Download
memory/844-166-0x00007FF8A6690000-0x00007FF8A66A0000-memory.dmp

Filesize
64KB

Download
memory/844-167-0x00007FF8A6690000-0x00007FF8A66A0000-memory.dmp

Filesize
64KB

Download
memory/844-168-0x00007FF8A6690000-0x00007FF8A66A0000-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