ff97c98d8df6b30abc71d3ee84bda58f48b330579554822adb57d058e9f0a6ec

Analysis

max time kernel
142s
max time network
148s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20-11-2024 16:24

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General

Target

ff97c98d8df6b30abc71d3ee84bda58f48b330579554822adb57d058e9f0a6ec.xls
Size

46KB
MD5

a8114bda868bab2d3ca70b6fd78d20e3
SHA1

35b0399b61a87515d333d7ca0728eea27329757f
SHA256

ff97c98d8df6b30abc71d3ee84bda58f48b330579554822adb57d058e9f0a6ec
SHA512

2ca2f8d6bbb55ae3a456d2783c4d8bd8113aba017ae7c2669e9f7b4285051e3bcfbe8925e8dd880edec66fa6542b506a3f935fdf0128763197f9af81845314b6
SSDEEP

768:pDMPKpb8rGYrMPe3q7Q0XV5xtezE8vpI8UM+VQTUs77quK7KtGu6A:pYKpb8rGYrMPe3q7Q0XV5xtezE8vG8UG

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://zktecovn.com/wp-admin/xxfnYY4zwOpFOgu3g1t/

xlm40.dropper

http://zacharywythe.com/pb_index_bak/SkEGB2c/

xlm40.dropper

http://zonainformatica.es/aspnet_client/pVcppgi00Dk/

Signatures

Process spawned unexpected child process 3 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	2656	2304	regsvr32.exe	30
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	3012	2304	regsvr32.exe	30
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2380	2304	regsvr32.exe	30

System Location Discovery: System Language Discovery 1 TTPs 4 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	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.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

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2304	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2304	EXCEL.EXE
2304	EXCEL.EXE
2304	EXCEL.EXE

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 2656	2304	EXCEL.EXE	32
PID 2304 wrote to memory of 2656	2304	EXCEL.EXE	32
PID 2304 wrote to memory of 2656	2304	EXCEL.EXE	32
PID 2304 wrote to memory of 2656	2304	EXCEL.EXE	32
PID 2304 wrote to memory of 2656	2304	EXCEL.EXE	32
PID 2304 wrote to memory of 2656	2304	EXCEL.EXE	32
PID 2304 wrote to memory of 2656	2304	EXCEL.EXE	32
PID 2304 wrote to memory of 3012	2304	EXCEL.EXE	33
PID 2304 wrote to memory of 3012	2304	EXCEL.EXE	33
PID 2304 wrote to memory of 3012	2304	EXCEL.EXE	33
PID 2304 wrote to memory of 3012	2304	EXCEL.EXE	33
PID 2304 wrote to memory of 3012	2304	EXCEL.EXE	33
PID 2304 wrote to memory of 3012	2304	EXCEL.EXE	33
PID 2304 wrote to memory of 3012	2304	EXCEL.EXE	33
PID 2304 wrote to memory of 2380	2304	EXCEL.EXE	34
PID 2304 wrote to memory of 2380	2304	EXCEL.EXE	34
PID 2304 wrote to memory of 2380	2304	EXCEL.EXE	34
PID 2304 wrote to memory of 2380	2304	EXCEL.EXE	34
PID 2304 wrote to memory of 2380	2304	EXCEL.EXE	34
PID 2304 wrote to memory of 2380	2304	EXCEL.EXE	34
PID 2304 wrote to memory of 2380	2304	EXCEL.EXE	34

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\ff97c98d8df6b30abc71d3ee84bda58f48b330579554822adb57d058e9f0a6ec.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:2304
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\wdusx1.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2656
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\wdusx2.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:3012
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\wdusx3.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/2304-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2304-1-0x000000007366D000-0x0000000073678000-memory.dmp

Filesize
44KB

Download
memory/2304-16-0x000000007366D000-0x0000000073678000-memory.dmp

Filesize
44KB

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads