38bb3c1f3aa85f43220c0179ee97f50a0acc85102b666580eca1c0058ffca458

Analysis

max time kernel
124s
max time network
146s
platform
windows10_x64
resource
win10-20220414-en
submitted
21-05-2022 12:59

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General

Target

38bb3c1f3aa85f43220c0179ee97f50a0acc85102b666580eca1c0058ffca458.xls
Size

40KB
MD5

dc2af300b87e008edb30c034058ca889
SHA1

881efd0884004612d9449c2b758a7f58bd83497f
SHA256

38bb3c1f3aa85f43220c0179ee97f50a0acc85102b666580eca1c0058ffca458
SHA512

29236fb0159c3a3ce9e21cf4ec59ccae47a76d4ca32fe336e589de6aacb14ceecb1db3f07f6abf1ab8d5059bff9051ea45233fae4d1a2a67b5ecdb7cf51b31c2

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

3424 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
3424	EXCEL.EXE
3424	EXCEL.EXE
3424	EXCEL.EXE
3424	EXCEL.EXE
3424	EXCEL.EXE
3424	EXCEL.EXE
3424	EXCEL.EXE
3424	EXCEL.EXE
3424	EXCEL.EXE
3424	EXCEL.EXE
3424	EXCEL.EXE
3424	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\38bb3c1f3aa85f43220c0179ee97f50a0acc85102b666580eca1c0058ffca458.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3424

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/3424-116-0x00007FF9C3760000-0x00007FF9C3770000-memory.dmp

Filesize
64KB

Download
memory/3424-117-0x00007FF9C3760000-0x00007FF9C3770000-memory.dmp

Filesize
64KB

Download
memory/3424-118-0x00007FF9C3760000-0x00007FF9C3770000-memory.dmp

Filesize
64KB

Download
memory/3424-119-0x00007FF9C3760000-0x00007FF9C3770000-memory.dmp

Filesize
64KB

Download
memory/3424-128-0x00007FF9C09E0000-0x00007FF9C09F0000-memory.dmp

Filesize
64KB

Download
memory/3424-129-0x00007FF9C09E0000-0x00007FF9C09F0000-memory.dmp

Filesize
64KB

Download
memory/3424-290-0x00007FF9C3760000-0x00007FF9C3770000-memory.dmp

Filesize
64KB

Download
memory/3424-291-0x00007FF9C3760000-0x00007FF9C3770000-memory.dmp

Filesize
64KB

Download
memory/3424-292-0x00007FF9C3760000-0x00007FF9C3770000-memory.dmp

Filesize
64KB

Download
memory/3424-293-0x00007FF9C3760000-0x00007FF9C3770000-memory.dmp

Filesize
64KB

Download