42d1b7820a4e879e80e070a2973c1fced76e9a0344c5e740dc25ca3f481b2645

Analysis

max time kernel
61s
max time network
67s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
20/11/2024, 09:41

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General

Target

42d1b7820a4e879e80e070a2973c1fced76e9a0344c5e740dc25ca3f481b2645.xls
Size

70KB
MD5

12e265c7064970be2daab4f3a751fd1c
SHA1

de4a947dc85e1ff0784a1ec3c0788d2e39bb369e
SHA256

42d1b7820a4e879e80e070a2973c1fced76e9a0344c5e740dc25ca3f481b2645
SHA512

a600179f37b927b6d3067f5b8f60eaf13d7a675683bb14f2e24dd85580b5b61ba856ab205f3cfa757acd7e6c810946952484ae5316838f39b5c350a555e77140
SSDEEP

1536:OhKpb8rGYrMPe3q7Q0XV5xtezE8vG8UM+/+hDcnTLiQrRTZws8E7K:uKpb8rGYrMPe3q7Q0XV5xtezE8vG8UMl

Score

10^/10

discovery

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper

https://prprofile.com/wp-admin/CIqrvgYsvBiBlIM/

xlm40.dropper

https://retardantedefuegoperu.com/slider/rFhAa78/

xlm40.dropper

http://survei.absensi.net/cc-content/YCcjkOA3ijYNu46Y/

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	2652	2772	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2676	2772	regsvr32.exe	29
Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process	2692	2772	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
2772	EXCEL.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2772	EXCEL.EXE
2772	EXCEL.EXE
2772	EXCEL.EXE

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2772 wrote to memory of 2652	2772	EXCEL.EXE	30
PID 2772 wrote to memory of 2652	2772	EXCEL.EXE	30
PID 2772 wrote to memory of 2652	2772	EXCEL.EXE	30
PID 2772 wrote to memory of 2652	2772	EXCEL.EXE	30
PID 2772 wrote to memory of 2652	2772	EXCEL.EXE	30
PID 2772 wrote to memory of 2652	2772	EXCEL.EXE	30
PID 2772 wrote to memory of 2652	2772	EXCEL.EXE	30
PID 2772 wrote to memory of 2676	2772	EXCEL.EXE	31
PID 2772 wrote to memory of 2676	2772	EXCEL.EXE	31
PID 2772 wrote to memory of 2676	2772	EXCEL.EXE	31
PID 2772 wrote to memory of 2676	2772	EXCEL.EXE	31
PID 2772 wrote to memory of 2676	2772	EXCEL.EXE	31
PID 2772 wrote to memory of 2676	2772	EXCEL.EXE	31
PID 2772 wrote to memory of 2676	2772	EXCEL.EXE	31
PID 2772 wrote to memory of 2692	2772	EXCEL.EXE	32
PID 2772 wrote to memory of 2692	2772	EXCEL.EXE	32
PID 2772 wrote to memory of 2692	2772	EXCEL.EXE	32
PID 2772 wrote to memory of 2692	2772	EXCEL.EXE	32
PID 2772 wrote to memory of 2692	2772	EXCEL.EXE	32
PID 2772 wrote to memory of 2692	2772	EXCEL.EXE	32
PID 2772 wrote to memory of 2692	2772	EXCEL.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\42d1b7820a4e879e80e070a2973c1fced76e9a0344c5e740dc25ca3f481b2645.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:2772
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\cusoa1.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2652
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\cusoa2.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2676
- C:\Windows\SysWOW64\regsvr32.exe
  C:\Windows\System32\regsvr32.exe /S ..\cusoa3.ocx
  2⤵
  - Process spawned unexpected child process
  - System Location Discovery: System Language Discovery
  PID:2692

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/2772-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/2772-1-0x0000000071DBD000-0x0000000071DC8000-memory.dmp

Filesize
44KB

Download
memory/2772-17-0x0000000071DBD000-0x0000000071DC8000-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