edb5e261d0c9d4b6280ebfaaa6449795ef5073c305d5ce4b46012735829a8bc2

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26/02/2025, 18:27

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General

Target

Confirmación-de-pago.exe
Size

960KB
MD5

8e9d033337f8e059eaefe649a4197be6
SHA1

37efe644c5422c1a0e02be021d98e4be73271e78
SHA256

fd0dc24eaa5dd665cd3f607db673628f63c248b1bf0e202cb2fe7ecf3d2c2570
SHA512

805c0371323865dc4528c6b06b416150a0b1184b2f2e63eb4ad3beca28eca054b18995847bcebe0b0132d9f21e838020018f302ce5cc79f7fdd4f1062abd7f0c
SSDEEP

24576:DfYzitFHRydnB0Bhc2aK9bplo0EOlyGmsYu8g7++072+W7W:rYy+BMhXlrEpG8u8gswW

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
2532	Confirmación-de-pago.exe
2532	Confirmación-de-pago.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\resources\0409\Concubitus.ini	Confirmación-de-pago.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2920	2532	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 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	Confirmación-de-pago.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2532 wrote to memory of 2920	2532	Confirmación-de-pago.exe	32
PID 2532 wrote to memory of 2920	2532	Confirmación-de-pago.exe	32
PID 2532 wrote to memory of 2920	2532	Confirmación-de-pago.exe	32
PID 2532 wrote to memory of 2920	2532	Confirmación-de-pago.exe	32

C:\Users\Admin\AppData\Local\Temp\Confirmación-de-pago.exe
"C:\Users\Admin\AppData\Local\Temp\Confirmación-de-pago.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2532
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2532 -s 464
  2⤵
  - Program crash
  PID:2920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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

\Users\Admin\AppData\Local\Temp\nstA6AC.tmp\System.dll

Filesize
12KB

MD5
192639861e3dc2dc5c08bb8f8c7260d5

SHA1
58d30e460609e22fa0098bc27d928b689ef9af78

SHA256
23d618a0293c78ce00f7c6e6dd8b8923621da7dd1f63a070163ef4c0ec3033d6

SHA512
6e573d8b2ef6ed719e271fd0b2fd9cd451f61fc9a9459330108d6d7a65a0f64016303318cad787aa1d5334ba670d8f1c7c13074e1be550b4a316963ecc465cdc

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