parallax | fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3

General

Target

fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
Size

887KB
MD5

11a38e5469c9c0accdcc5c9663fee890
SHA1

3ebb8eb0353703bafbe9108eff332d55f0e801b4
SHA256

fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3
SHA512

82a62d52d22b756b9ac91659c7e781123645c91a64db0daa952fabe49e20dc9bb8a8e5b71773dd9e8b5fadce1810190d5d2186ce5138127c62987aa13f6f2354

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/2040-64-0x0000000000400000-0x0000000000424000-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\apxs.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
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30
PID 2016 wrote to memory of 2040	2016	fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe	30

C:\Users\Admin\AppData\Local\Temp\fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe
"C:\Users\Admin\AppData\Local\Temp\fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2016
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Users\Admin\AppData\Local\Temp\fb0e29d13c0d6f91a13ff92ab66aaf70200e65842d7c4ecf45b0d3afaf7d12d3.exe"
  2⤵
  PID:2040

C:\Windows\SysWOW64\DllHost.exe
C:\Windows\SysWOW64\DllHost.exe /Processid:{3AD05575-8857-4850-9277-11B85BDB8E09}
1⤵
- Drops startup file
PID:1264

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/2016-54-0x0000000075801000-0x0000000075803000-memory.dmp

Filesize
8KB

Download
memory/2016-55-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2016-56-0x00000000021D0000-0x000000000224B000-memory.dmp

Filesize
492KB

Download
memory/2016-57-0x0000000077D70000-0x0000000077EF0000-memory.dmp

Filesize
1.5MB

Download
memory/2016-62-0x0000000003120000-0x00000000032A0000-memory.dmp

Filesize
1.5MB

Download
memory/2040-59-0x00000000000E0000-0x00000000000E1000-memory.dmp

Filesize
4KB

Download
memory/2040-63-0x00000000000D0000-0x00000000000D1000-memory.dmp

Filesize
4KB

Download
memory/2040-64-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download

Analysis

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