parallax | 2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6

General

Target

2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
Size

2.8MB
MD5

f72d60aee446e6e8f41abdf05af864e2
SHA1

597b11af8917523ae93d4855582101f9f452dc2c
SHA256

2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6
SHA512

077e57611152e5b74d5c99d1aecb5593c706119c0d23b71cc750c492f18a230a2e349c05107afd1395769c2f4f2d2007ac626a92e59f2e7eafbd7210039169b3

Score

10^/10

parallax rat

Malware Config

Signatures

ParallaxRat
ParallaxRat is a multipurpose RAT written in MASM.
rat parallax

ParallaxRat payload 1 IoCs

Detects payload of Parallax Rat, a small portable Rat usually digitally signed with a Sectigo certificate.

resource	yara_rule
behavioral1/memory/1732-58-0x0000000000400000-0x0000000000771000-memory.dmp	parallax_rat

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\retailsoftware.exe	DllHost.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 21 IoCs

pid	Process
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1256	Explorer.EXE
1256	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1256	Explorer.EXE
1256	Explorer.EXE

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1732 wrote to memory of 1256	1732	2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe	16

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1256
- C:\Users\Admin\AppData\Local\Temp\2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe
  "C:\Users\Admin\AppData\Local\Temp\2b58394b23c0116c5f2442da28309baee99b2b4ef870aa5381cdd03ce6480cd6.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1732

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{3AD05575-8857-4850-9277-11B85BDB8E09}
1⤵
- Drops startup file
PID:1988

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1732-54-0x00000000754A1000-0x00000000754A3000-memory.dmp

Filesize
8KB

Download
memory/1732-55-0x0000000000220000-0x000000000029B000-memory.dmp

Filesize
492KB

Download
memory/1732-57-0x0000000002110000-0x0000000002290000-memory.dmp

Filesize
1.5MB

Download
memory/1732-58-0x0000000000400000-0x0000000000771000-memory.dmp

Filesize
3.4MB

Download

Analysis

Sharing