8464e28250faf8cc3d316329b9b39cbc029659d93db9da3086ce9fc5e37bbcd1

Analysis

max time kernel
122s
max time network
124s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
08-12-2024 08:06

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General

Target

Estado de cuenta.xls
Size

192KB
MD5

4b5efde48442f60d1563164c1e728061
SHA1

f371b6ea0311f9175c78102e3a087ab5fc7fe687
SHA256

8464e28250faf8cc3d316329b9b39cbc029659d93db9da3086ce9fc5e37bbcd1
SHA512

cc18300b59ad15c59fd3dd96a88df4cb4526da5b7bb92dffd0c4fe6c616268d0de0197a59b2b403ae6f35d7e027137d7db6baa713e74c3401abd58b1d101cbd8
SSDEEP

3072:PrxEtjPOtioVjDGUU1qfDlaGGx+cL2QnAq3OLFyhxTchWwaZYwP+1oVET5K8lsq/:zxEtjPOtioVjDGUU1qfDlavx+W2QnAqE

Score

10^/10

discovery

Malware Config

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	2684	1500	WScript.exe	29

Blocklisted process makes network request 1 IoCs

flow	pid	Process
10	2684	WScript.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	WScript.exe

Office loads VBA resources, possible macro or embedded object present

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
1500	EXCEL.EXE

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1500	EXCEL.EXE
1500	EXCEL.EXE
1500	EXCEL.EXE
1500	EXCEL.EXE
1500	EXCEL.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1500 wrote to memory of 2684	1500	EXCEL.EXE	31
PID 1500 wrote to memory of 2684	1500	EXCEL.EXE	31
PID 1500 wrote to memory of 2684	1500	EXCEL.EXE	31
PID 1500 wrote to memory of 2684	1500	EXCEL.EXE	31

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\Estado de cuenta.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:1500
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\PFLLTU.vbs"
  2⤵
  - Process spawned unexpected child process
  - Blocklisted process makes network request
  - System Location Discovery: System Language Discovery
  PID:2684

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\PFLLTU.vbs

Filesize
10KB

MD5
c818cba07e014f95bcf8b133eaba0ee6

SHA1
83852a470bf54205d59cf40675034f2129a10771

SHA256
6b30fade6f3a26071148b661172fb9d8976c5d1d890a407bd06b5a4ae801b9b3

SHA512
c718d0d1d43d7b36f6b3988d5e7de327d14f9d94ae43b62d7a5169c7580b57fbb83e49c2cb209e0328f748668a554878a083a763639b640806f4addd9430e78b

Download Submit
memory/1500-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1500-1-0x0000000072A8D000-0x0000000072A98000-memory.dmp

Filesize
44KB

Download
memory/1500-6-0x0000000006220000-0x0000000006320000-memory.dmp

Filesize
1024KB

Download
memory/1500-9-0x0000000006220000-0x0000000006320000-memory.dmp

Filesize
1024KB

Download
memory/1500-10-0x0000000006220000-0x0000000006320000-memory.dmp

Filesize
1024KB

Download
memory/1500-29-0x0000000072A8D000-0x0000000072A98000-memory.dmp

Filesize
44KB

Download
memory/1500-30-0x0000000006220000-0x0000000006320000-memory.dmp

Filesize
1024KB

Download
memory/1500-31-0x0000000006220000-0x0000000006320000-memory.dmp

Filesize
1024KB

Download