48c5820452a40556143acd68f96b97509a85d50433f23c3fa9b89a702e9fbb3e

Analysis

max time kernel
116s
max time network
139s
platform
windows10_x64
resource
win10v20210408
submitted
11-05-2021 02:52

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General

Target

NEW PO - CE AUSTRALIA PTY LTD.xls
Size

60KB
MD5

30f70aa50b3b8186d1f0852bfeb46aa7
SHA1

8e606582f75aba27aad87c6a0628fd8d26969e22
SHA256

0127ed2d5c88bea1754efc672d6990dab2ea987fa76d6047cf0807b7f8bd9208
SHA512

27b7eb0751b3ca57a2cdf3035df8213fa970394d5c0bfb2d2ec2aa53d0f2693b98299adab9d811ea959177c4a2b290a461b43eb0e028fc5dce8d821d209f45e3

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 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
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	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

516 EXCEL.EXE
Suspicious use of SetWindowsHookEx 9 IoCs

Processes:

EXCEL.EXE

pid process

516 EXCEL.EXE
516 EXCEL.EXE
516 EXCEL.EXE
516 EXCEL.EXE
516 EXCEL.EXE
516 EXCEL.EXE
516 EXCEL.EXE
516 EXCEL.EXE
516 EXCEL.EXE
Suspicious use of WriteProcessMemory 2 IoCs

Processes:

EXCEL.EXE

description pid process target process

PID 516 wrote to memory of 1028 516 EXCEL.EXE splwow64.exe
PID 516 wrote to memory of 1028 516 EXCEL.EXE splwow64.exe

pid	process
516	EXCEL.EXE

pid	process
516	EXCEL.EXE
516	EXCEL.EXE
516	EXCEL.EXE
516	EXCEL.EXE
516	EXCEL.EXE
516	EXCEL.EXE
516	EXCEL.EXE
516	EXCEL.EXE
516	EXCEL.EXE

description	pid	process	target process
PID 516 wrote to memory of 1028	516	EXCEL.EXE	splwow64.exe
PID 516 wrote to memory of 1028	516	EXCEL.EXE	splwow64.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\NEW PO - CE AUSTRALIA PTY LTD.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:516

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1028

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/516-114-0x00007FF7E0BF0000-0x00007FF7E41A6000-memory.dmp

Filesize
53.7MB

Download
memory/516-115-0x00007FF80BC00000-0x00007FF80BC10000-memory.dmp

Filesize
64KB

Download
memory/516-116-0x00007FF80BC00000-0x00007FF80BC10000-memory.dmp

Filesize
64KB

Download
memory/516-117-0x00007FF80BC00000-0x00007FF80BC10000-memory.dmp

Filesize
64KB

Download
memory/516-118-0x00007FF80BC00000-0x00007FF80BC10000-memory.dmp

Filesize
64KB

Download
memory/516-121-0x00007FF80BC00000-0x00007FF80BC10000-memory.dmp

Filesize
64KB

Download
memory/516-122-0x00007FF82C270000-0x00007FF82D35E000-memory.dmp

Filesize
16.9MB

Download
memory/516-123-0x00007FF82A370000-0x00007FF82C265000-memory.dmp

Filesize
31.0MB

Download
memory/1028-179-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads