fdf00af2636a0e8756bb4f8eece1dfe360127c96030ce3f4bbb1484909333de0

Analysis

max time kernel
135s
max time network
139s
platform
windows10_x64
resource
win10v20210410
submitted
11-05-2021 12:14

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General

Target

PURCHASE ORDER 5112101.xlsx
Size

1.4MB
MD5

5c28a20ff81428e4038d11a4eca86729
SHA1

8dd4efc4906f1227589515da1ce37f1a12f09e37
SHA256

fdf00af2636a0e8756bb4f8eece1dfe360127c96030ce3f4bbb1484909333de0
SHA512

ff727aab96c571b44d280b02b08bbe795d2623afd27982c7a3df2fb5c2b0d1edf7b84a8b69f365776e442cf58099beab879da532136fd7fd24033d7b7ee909e5

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

1892 EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

EXCEL.EXE

pid	process
1892	EXCEL.EXE
1892	EXCEL.EXE
1892	EXCEL.EXE
1892	EXCEL.EXE
1892	EXCEL.EXE
1892	EXCEL.EXE
1892	EXCEL.EXE
1892	EXCEL.EXE
1892	EXCEL.EXE
1892	EXCEL.EXE
1892	EXCEL.EXE
1892	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\PURCHASE ORDER 5112101.xlsx"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:1892

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/1892-114-0x00007FF7FC300000-0x00007FF7FF8B6000-memory.dmp

Filesize
53.7MB

Download
memory/1892-115-0x00007FF8CDBE0000-0x00007FF8CDBF0000-memory.dmp

Filesize
64KB

Download
memory/1892-116-0x00007FF8CDBE0000-0x00007FF8CDBF0000-memory.dmp

Filesize
64KB

Download
memory/1892-117-0x00007FF8CDBE0000-0x00007FF8CDBF0000-memory.dmp

Filesize
64KB

Download
memory/1892-118-0x00007FF8CDBE0000-0x00007FF8CDBF0000-memory.dmp

Filesize
64KB

Download
memory/1892-121-0x00007FF8CDBE0000-0x00007FF8CDBF0000-memory.dmp

Filesize
64KB

Download
memory/1892-122-0x00007FF8EE8F0000-0x00007FF8EF9DE000-memory.dmp

Filesize
16.9MB

Download
memory/1892-123-0x000001EB66F80000-0x000001EB68E75000-memory.dmp

Filesize
31.0MB

Download