1dfd0e94efad34fc4f7c476791ee34fefd358a968fe53c5e84e2dc025be7e439

Analysis

max time kernel
114s
max time network
136s
platform
windows10_x64
resource
win10v20210410
submitted
10-05-2021 09:02

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General

Target

d091532e_by_Libranalysis.xlsm
Size

60KB
MD5

d091532e65e2995b48170832e7590b4a
SHA1

b4f21809b2c0dd3ed24b5078f10645def58a0098
SHA256

1dfd0e94efad34fc4f7c476791ee34fefd358a968fe53c5e84e2dc025be7e439
SHA512

e105e9da78f6825199703f34c6ddf85ca87a80443e254ce6d6fa5e1cf3429ff7d6b96b1fb830935ff6d87378212d711a937b1fcf56c5fa13cf719fdef12791e7

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

3724 EXCEL.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

EXCEL.EXE

pid process

3724 EXCEL.EXE
3724 EXCEL.EXE
3724 EXCEL.EXE
3724 EXCEL.EXE
3724 EXCEL.EXE
3724 EXCEL.EXE
3724 EXCEL.EXE
3724 EXCEL.EXE

pid	process
3724	EXCEL.EXE

pid	process
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE
3724	EXCEL.EXE

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

EXCEL.EXE

description	pid	process	target process
PID 3724 wrote to memory of 2368	3724	EXCEL.EXE	splwow64.exe
PID 3724 wrote to memory of 2368	3724	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\d091532e_by_Libranalysis.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3724

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:2368

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/2368-179-0x0000000000000000-mapping.dmp

Download
memory/3724-114-0x00007FF7EDC60000-0x00007FF7F1216000-memory.dmp

Filesize
53.7MB

Download
memory/3724-115-0x00007FFA247C0000-0x00007FFA247D0000-memory.dmp

Filesize
64KB

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memory/3724-116-0x00007FFA247C0000-0x00007FFA247D0000-memory.dmp

Filesize
64KB

Download
memory/3724-117-0x00007FFA247C0000-0x00007FFA247D0000-memory.dmp

Filesize
64KB

Download
memory/3724-118-0x00007FFA247C0000-0x00007FFA247D0000-memory.dmp

Filesize
64KB

Download
memory/3724-119-0x00007FFA247C0000-0x00007FFA247D0000-memory.dmp

Filesize
64KB

Download
memory/3724-122-0x00007FFA44CC0000-0x00007FFA45DAE000-memory.dmp

Filesize
16.9MB

Download
memory/3724-123-0x000002656EA00000-0x00000265708F5000-memory.dmp

Filesize
31.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads