348096634dee34b5a2997542f31eba52bbff0f83680ac20e2c2c4030ec0b4baa

Analysis

max time kernel
102s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
11-06-2022 16:37

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General

Target

?i=1dzezqmyb.xlsm
Size

99KB
MD5

d9840ff5aef4fcb1e822376f0cbd15ba
SHA1

f109110de7bb4691602099bb25ad64e7807194e7
SHA256

348096634dee34b5a2997542f31eba52bbff0f83680ac20e2c2c4030ec0b4baa
SHA512

6666d6935aafd3f12e9f1f57774d75e72eaa72fa03630a1cf426e7445820414602daeadda607a5fe55f3b5207763cf998e182bee359edcfa8d05cf1df6e99715

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://shop.lambolero.com/iiwkjgp/eu7rH6/

xlm40.dropper

http://api.task-lite.com/-/EYe3DEfcw7LCaU6T/

xlm40.dropper

https://celhocortofilmfestival.stream/css/oQSBr44obE/

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

3260 EXCEL.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

EXCEL.EXE

pid process

3260 EXCEL.EXE
3260 EXCEL.EXE
3260 EXCEL.EXE
3260 EXCEL.EXE
3260 EXCEL.EXE
3260 EXCEL.EXE
3260 EXCEL.EXE
3260 EXCEL.EXE

pid	process
3260	EXCEL.EXE

pid	process
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	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\_i=1dzezqmyb.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3260

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/3260-130-0x00007FFBB2A70000-0x00007FFBB2A80000-memory.dmp

Filesize
64KB

Download
memory/3260-131-0x00007FFBB2A70000-0x00007FFBB2A80000-memory.dmp

Filesize
64KB

Download
memory/3260-132-0x00007FFBB2A70000-0x00007FFBB2A80000-memory.dmp

Filesize
64KB

Download
memory/3260-133-0x00007FFBB2A70000-0x00007FFBB2A80000-memory.dmp

Filesize
64KB

Download
memory/3260-134-0x00007FFBB2A70000-0x00007FFBB2A80000-memory.dmp

Filesize
64KB

Download
memory/3260-135-0x00007FFBB08B0000-0x00007FFBB08C0000-memory.dmp

Filesize
64KB

Download
memory/3260-136-0x00007FFBB08B0000-0x00007FFBB08C0000-memory.dmp

Filesize
64KB

Download
memory/3260-138-0x00007FFBB2A70000-0x00007FFBB2A80000-memory.dmp

Filesize
64KB

Download
memory/3260-139-0x00007FFBB2A70000-0x00007FFBB2A80000-memory.dmp

Filesize
64KB

Download
memory/3260-140-0x00007FFBB2A70000-0x00007FFBB2A80000-memory.dmp

Filesize
64KB

Download
memory/3260-141-0x00007FFBB2A70000-0x00007FFBB2A80000-memory.dmp

Filesize
64KB

Download