24cff46b3f8ca1ece34b0821c6e406ada62b4c739a937674ec4699d4fe751c76

Analysis

max time kernel
140s
max time network
141s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 14:27

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General

Target

24cff46b3f8ca1ece34b0821c6e406ada62b4c739a937674ec4699d4fe751c76.xls
Size

77KB
MD5

2b04cbe50b4f3fa5e47f777888a45d1b
SHA1

58b2a8464b8f76eae893778334757f2fd3439395
SHA256

24cff46b3f8ca1ece34b0821c6e406ada62b4c739a937674ec4699d4fe751c76
SHA512

6e187417a39ce12e08a78b25dc977d1df7a28732057136521150c3b1e394a1a42483868b7e3e7c00792dbaa8f2c767720adf50f3aab5116484d85a378cf8a9b4
SSDEEP

1536:ASKpb8rGYrMPe3q7Q0XV5xtezEsi8/dgew+hD8nTLqQrRrZws8Eau:LKpb8rGYrMPe3q7Q0XV5xtezEsi8/dg5

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

http://natdemo.natrixsoftware.com/wp-admin/QyqiN/

xlm40.dropper

http://luisangeja.com/COPYRIGHT/BJljffG6/

xlm40.dropper

http://nerz.net/stats/KVIyooM/

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	2720	2544	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2832	2544	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2884	2544	regsvr32.exe	29

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	EXCEL.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	regsvr32.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
2544	EXCEL.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2544	EXCEL.EXE
2544	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2544	EXCEL.EXE
2544	EXCEL.EXE
2544	EXCEL.EXE

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2544 wrote to memory of 2720	2544	EXCEL.EXE	31
PID 2544 wrote to memory of 2720	2544	EXCEL.EXE	31
PID 2544 wrote to memory of 2720	2544	EXCEL.EXE	31
PID 2544 wrote to memory of 2720	2544	EXCEL.EXE	31
PID 2544 wrote to memory of 2720	2544	EXCEL.EXE	31
PID 2544 wrote to memory of 2720	2544	EXCEL.EXE	31
PID 2544 wrote to memory of 2720	2544	EXCEL.EXE	31
PID 2544 wrote to memory of 2832	2544	EXCEL.EXE	32
PID 2544 wrote to memory of 2832	2544	EXCEL.EXE	32
PID 2544 wrote to memory of 2832	2544	EXCEL.EXE	32
PID 2544 wrote to memory of 2832	2544	EXCEL.EXE	32
PID 2544 wrote to memory of 2832	2544	EXCEL.EXE	32
PID 2544 wrote to memory of 2832	2544	EXCEL.EXE	32
PID 2544 wrote to memory of 2832	2544	EXCEL.EXE	32
PID 2544 wrote to memory of 2884	2544	EXCEL.EXE	33
PID 2544 wrote to memory of 2884	2544	EXCEL.EXE	33
PID 2544 wrote to memory of 2884	2544	EXCEL.EXE	33
PID 2544 wrote to memory of 2884	2544	EXCEL.EXE	33
PID 2544 wrote to memory of 2884	2544	EXCEL.EXE	33
PID 2544 wrote to memory of 2884	2544	EXCEL.EXE	33
PID 2544 wrote to memory of 2884	2544	EXCEL.EXE	33

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\24cff46b3f8ca1ece34b0821c6e406ada62b4c739a937674ec4699d4fe751c76.xls
1⤵
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2544
- C:\Windows\SysWOW64\regsvr32.exe
  regsvr32 C:\Uduw\soam1.OCX
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2720
- C:\Windows\SysWOW64\regsvr32.exe
  regsvr32 C:\Uduw\soam2.OCX
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2832
- C:\Windows\SysWOW64\regsvr32.exe
  regsvr32 C:\Uduw\soam3.OCX
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2884

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/2544-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

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memory/2544-1-0x000000007256D000-0x0000000072578000-memory.dmp

Filesize
44KB

Download
memory/2544-2-0x000000007256D000-0x0000000072578000-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