Behavioral Report

General

Target

BOLETA DE CITACION POLICIA NACIONAL.exe
Size

2MB
MD5

fd0875a959c9b325989d132991c27610
SHA1

7449341ee58c6ed396ce5687450ec59ea13904d4
SHA256

3610699951e813e124b8b4a874b96eedd23db3028cf91624db95521608dd0787
SHA512

087b43709d00409673690e9956ec2c711ab482568d0032542ae167d8868d676746b661fae812b3eed2413039d01371fe91513d98156c7f916724754c0c8fe131
SSDEEP

24576:Z1nYQb6VOfB5NVKkeybnvJPWOwxg+95KcupHURdpNasTavbgv36mDWp6QW8MAizq:mR01UTTsg36mD8Liz+RRX

Score

10^/10

Malware Config

Extracted

Family	asyncrat
Version	0.5.7B
Botnet	Default
C2	ewtwet.duckdns.org:8091 ewtwet.duckdns.org:8091
Attributes	delay 3 install false install_folder %AppData%
aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers.
rat asyncrat

Async RAT payload ⋅ 6 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1784-65-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1784-66-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1784-67-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1784-68-0x000000000040C73E-mapping.dmp	asyncrat
behavioral1/memory/1784-70-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat
behavioral1/memory/1784-72-0x0000000000400000-0x0000000000412000-memory.dmp	asyncrat

Adds Run key to start application ⋅ 2 TTPs 1 IoCs

persistence

TTPs:

Registry Run Keys / Startup Folder Modify Registry

Processes:

BOLETA DE CITACION POLICIA NACIONAL.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\chrome = "\"C:\\Users\\Admin\\AppData\\Roaming\\Ztdiqzaou\\chrome.exe\""	BOLETA DE CITACION POLICIA NACIONAL.exe

Suspicious use of SetThreadContext ⋅ 1 IoCs

Processes:

BOLETA DE CITACION POLICIA NACIONAL.exe

description pid process target process

PID 1232 set thread context of 1784 1232 BOLETA DE CITACION POLICIA NACIONAL.exe InstallUtil.exe
Enumerates physical storage devices ⋅ 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

TTPs:

System Information Discovery
Suspicious behavior: EnumeratesProcesses ⋅ 1 IoCs

Processes:

powershell.exe

pid process

1380 powershell.exe
Suspicious use of AdjustPrivilegeToken ⋅ 2 IoCs

Processes:

powershell.exeBOLETA DE CITACION POLICIA NACIONAL.exe

description pid process

Token: SeDebugPrivilege 1380 powershell.exe
Token: SeDebugPrivilege 1232 BOLETA DE CITACION POLICIA NACIONAL.exe

description	pid	process	target process
PID 1232 set thread context of 1784	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	InstallUtil.exe

pid	process
1380	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1380	powershell.exe
Token: SeDebugPrivilege	1232	BOLETA DE CITACION POLICIA NACIONAL.exe

Suspicious use of WriteProcessMemory ⋅ 16 IoCs

Processes:

BOLETA DE CITACION POLICIA NACIONAL.exe

description	pid	process	target process
PID 1232 wrote to memory of 1380	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	powershell.exe
PID 1232 wrote to memory of 1380	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	powershell.exe
PID 1232 wrote to memory of 1380	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	powershell.exe
PID 1232 wrote to memory of 1380	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	powershell.exe
PID 1232 wrote to memory of 1784	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	InstallUtil.exe
PID 1232 wrote to memory of 1784	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	InstallUtil.exe
PID 1232 wrote to memory of 1784	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	InstallUtil.exe
PID 1232 wrote to memory of 1784	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	InstallUtil.exe
PID 1232 wrote to memory of 1784	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	InstallUtil.exe
PID 1232 wrote to memory of 1784	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	InstallUtil.exe
PID 1232 wrote to memory of 1784	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	InstallUtil.exe
PID 1232 wrote to memory of 1784	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	InstallUtil.exe
PID 1232 wrote to memory of 1784	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	InstallUtil.exe
PID 1232 wrote to memory of 1784	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	InstallUtil.exe
PID 1232 wrote to memory of 1784	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	InstallUtil.exe
PID 1232 wrote to memory of 1784	1232	BOLETA DE CITACION POLICIA NACIONAL.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\BOLETA DE CITACION POLICIA NACIONAL.exe

"C:\Users\Admin\AppData\Local\Temp\BOLETA DE CITACION POLICIA NACIONAL.exe"

Adds Run key to start application
Suspicious use of SetThreadContext
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory

PID:1232

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwAA==

Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken

PID:1380

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

PID:1784

Network

MITRE ATT&CK Matrix

Collection

Command and Control

Credential Access

Defense Evasion

Modify Registry

Discovery

System Information Discovery

Execution

Exfiltration

Impact

Initial Access

Lateral Movement

Persistence

Registry Run Keys / Startup Folder

Privilege Escalation

Replay Monitor

00:00 00:00

Downloads

memory/1232-54-0x00000000002C0000-0x0000000000514000-memory.dmp

Download
memory/1232-55-0x00000000044F0000-0x0000000004596000-memory.dmp

Download
memory/1232-56-0x0000000076041000-0x0000000076043000-memory.dmp

Download
memory/1232-57-0x0000000000940000-0x00000000009D2000-memory.dmp

Download
memory/1380-58-0x0000000000000000-mapping.dmp

Download
memory/1380-60-0x000000006F570000-0x000000006FB1B000-memory.dmp

Download
memory/1380-61-0x000000006F570000-0x000000006FB1B000-memory.dmp

Download
memory/1784-62-0x0000000000400000-0x0000000000412000-memory.dmp

Download
memory/1784-63-0x0000000000400000-0x0000000000412000-memory.dmp

Download
memory/1784-65-0x0000000000400000-0x0000000000412000-memory.dmp

Download
memory/1784-66-0x0000000000400000-0x0000000000412000-memory.dmp

Download
memory/1784-67-0x0000000000400000-0x0000000000412000-memory.dmp

Download
memory/1784-68-0x000000000040C73E-mapping.dmp

Download
memory/1784-70-0x0000000000400000-0x0000000000412000-memory.dmp

Download
memory/1784-72-0x0000000000400000-0x0000000000412000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

Downloads