100738b518fd653a4244f947f6793b69896cb4ef75876588c758e1d521c535c1

Analysis

max time kernel
116s
max time network
152s
platform
windows10_x64
resource
win10v20210408
submitted
14-09-2021 08:29

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General

Target

Po2142021.xlsx
Size

587KB
MD5

76ea81747e2e9370b97e4d47ddfbabdd
SHA1

169fcccd26f30b2bdc6374efe085d5a45812f194
SHA256

100738b518fd653a4244f947f6793b69896cb4ef75876588c758e1d521c535c1
SHA512

5b8eb3eb4c6af0cf3035e7a8af940c0b1239058a4448f937d7494eb8107b6b069f4e14692aa25de21a5b2478b9d9ce0e5771c8d3bc2389a1edce428002caf9d5

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

416 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
416	EXCEL.EXE
416	EXCEL.EXE
416	EXCEL.EXE
416	EXCEL.EXE
416	EXCEL.EXE
416	EXCEL.EXE
416	EXCEL.EXE
416	EXCEL.EXE
416	EXCEL.EXE
416	EXCEL.EXE
416	EXCEL.EXE
416	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\Po2142021.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:416

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

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Downloads

memory/416-114-0x00007FF701050000-0x00007FF704606000-memory.dmp

Filesize
53.7MB

Download
memory/416-115-0x00007FFF79C30000-0x00007FFF79C40000-memory.dmp

Filesize
64KB

Download
memory/416-116-0x00007FFF79C30000-0x00007FFF79C40000-memory.dmp

Filesize
64KB

Download
memory/416-117-0x00007FFF79C30000-0x00007FFF79C40000-memory.dmp

Filesize
64KB

Download
memory/416-118-0x00007FFF79C30000-0x00007FFF79C40000-memory.dmp

Filesize
64KB

Download
memory/416-119-0x00007FFF79C30000-0x00007FFF79C40000-memory.dmp

Filesize
64KB

Download
memory/416-122-0x00007FFF9B920000-0x00007FFF9CA0E000-memory.dmp

Filesize
16.9MB

Download
memory/416-123-0x00007FFF99A20000-0x00007FFF9B915000-memory.dmp

Filesize
31.0MB

Download
memory/416-331-0x00007FFF79C30000-0x00007FFF79C40000-memory.dmp

Filesize
64KB

Download
memory/416-332-0x00007FFF79C30000-0x00007FFF79C40000-memory.dmp

Filesize
64KB

Download
memory/416-333-0x00007FFF79C30000-0x00007FFF79C40000-memory.dmp

Filesize
64KB

Download
memory/416-334-0x00007FFF79C30000-0x00007FFF79C40000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads