62693b6b06025484f7f9ef6c5639c942a879fbd49e87983c83541106f3566ad2

Analysis

max time kernel
141s
max time network
145s
platform
windows10_x64
resource
win10-en-20211208
submitted
15-01-2022 01:20

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General

Target

62693b6b06025484f7f9ef6c5639c942a879fbd49e87983c83541106f3566ad2.xlsm
Size

83KB
MD5

a5d6144a863e7ac8f56b2b6c88516eb2
SHA1

882cdbecc31ba88b223e54b15ca332221a6b58e5
SHA256

62693b6b06025484f7f9ef6c5639c942a879fbd49e87983c83541106f3566ad2
SHA512

c0dfe8c519d4acf1289f3f3bdf8612d7a879bc380fd7c22f32d5341ffe9e1f113fecd7823dfdbf8b813b7c5826dfa68c009cab2a72fa15ab6ce80a198d07f795

Score

10^/10

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://mail.emilyanncain.com/cgi-bin/A7NT3ENvn/

xlm40.dropper

https://wordpress.baishuweb.com/wp-includes/10q0ice6/

xlm40.dropper

http://monorailegypt.com/wp-admin/6uBf9CCfZRMh/

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\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2556 EXCEL.EXE
Suspicious use of SetWindowsHookEx 8 IoCs

Processes:

EXCEL.EXE

pid process

2556 EXCEL.EXE
2556 EXCEL.EXE
2556 EXCEL.EXE
2556 EXCEL.EXE
2556 EXCEL.EXE
2556 EXCEL.EXE
2556 EXCEL.EXE
2556 EXCEL.EXE

pid	process
2556	EXCEL.EXE

pid	process
2556	EXCEL.EXE
2556	EXCEL.EXE
2556	EXCEL.EXE
2556	EXCEL.EXE
2556	EXCEL.EXE
2556	EXCEL.EXE
2556	EXCEL.EXE
2556	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\62693b6b06025484f7f9ef6c5639c942a879fbd49e87983c83541106f3566ad2.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2556

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/2556-115-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

Filesize
64KB

Download
memory/2556-116-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

Filesize
64KB

Download
memory/2556-117-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

Filesize
64KB

Download
memory/2556-118-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

Filesize
64KB

Download
memory/2556-119-0x00007FFCB13B0000-0x00007FFCB13C0000-memory.dmp

Filesize
64KB

Download
memory/2556-121-0x000001F6A64E0000-0x000001F6A64E2000-memory.dmp

Filesize
8KB

Download
memory/2556-120-0x000001F6A64E0000-0x000001F6A64E2000-memory.dmp

Filesize
8KB

Download
memory/2556-122-0x000001F6A64E0000-0x000001F6A64E2000-memory.dmp

Filesize
8KB

Download