parallax | 8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576

Analysis

max time kernel
122s
max time network
164s
platform
windows10_x64
resource
win10-en-20210920
submitted
27-10-2021 09:07

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General

Target

8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.exe
Size

2.6MB
MD5

070fda7ec3fff56936fc67efb7b783eb
SHA1

eba99aa986390748c0be4287fffbf6b98609db3b
SHA256

8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576
SHA512

79e695eb97f902bd1ce94b1f862ed79228188f1424e5f28e00cf2013f616581f362c2a016eabd31c308654a05ef33f3805a2add22ad09aa4e62a875386f4fd6d

Score

10^/10

parallax rat spyware stealer

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
behavioral2/memory/2304-202-0x0000000000400000-0x0000000000426000-memory.dmp	parallax_rat

Executes dropped EXE 2 IoCs

pid	Process
3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp
704	wsqmcons.exe

Loads dropped DLL 1 IoCs

pid	Process
704	wsqmcons.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\P:	mountvol.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\wsqmcons.job	notepad.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
704	wsqmcons.exe
1248	cmd.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1248	cmd.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 3248	2596	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.exe	69
PID 2596 wrote to memory of 3248	2596	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.exe	69
PID 2596 wrote to memory of 3248	2596	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.exe	69
PID 3248 wrote to memory of 656	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	70
PID 3248 wrote to memory of 656	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	70
PID 3248 wrote to memory of 656	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	70
PID 3248 wrote to memory of 816	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	71
PID 3248 wrote to memory of 816	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	71
PID 3248 wrote to memory of 816	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	71
PID 3248 wrote to memory of 660	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	74
PID 3248 wrote to memory of 660	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	74
PID 3248 wrote to memory of 660	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	74
PID 656 wrote to memory of 3620	656	cmd.exe	76
PID 656 wrote to memory of 3620	656	cmd.exe	76
PID 656 wrote to memory of 3620	656	cmd.exe	76
PID 660 wrote to memory of 3976	660	cmd.exe	77
PID 660 wrote to memory of 3976	660	cmd.exe	77
PID 660 wrote to memory of 3976	660	cmd.exe	77
PID 3248 wrote to memory of 3992	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	78
PID 3248 wrote to memory of 3992	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	78
PID 3248 wrote to memory of 3992	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	78
PID 3248 wrote to memory of 1616	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	80
PID 3248 wrote to memory of 1616	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	80
PID 3248 wrote to memory of 1616	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	80
PID 3248 wrote to memory of 3964	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	81
PID 3248 wrote to memory of 3964	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	81
PID 3248 wrote to memory of 3964	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	81
PID 3248 wrote to memory of 3520	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	84
PID 3248 wrote to memory of 3520	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	84
PID 3248 wrote to memory of 3520	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	84
PID 3248 wrote to memory of 704	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	86
PID 3248 wrote to memory of 704	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	86
PID 3248 wrote to memory of 704	3248	8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp	86
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87
PID 704 wrote to memory of 1248	704	wsqmcons.exe	87

C:\Users\Admin\AppData\Local\Temp\8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.exe
"C:\Users\Admin\AppData\Local\Temp\8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2596
- C:\Users\Admin\AppData\Local\Temp\is-87UKI.tmp\8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-87UKI.tmp\8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.tmp" /SL5="$60058,1858392,831488,C:\Users\Admin\AppData\Local\Temp\8bed7d919d14af37a609f7c0501d58405e51ee10b3b129fbe25e040a3dd3a576.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3248
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C mountvol P: /D
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:656
  - - C:\Windows\SysWOW64\mountvol.exe
      mountvol P: /D
      4⤵
      Enumerates connected drives
      PID:3620
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C bcdedit /set {bootmgr} path \EFI\Boot\bareflank.efi
    3⤵
    PID:816
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C setx /m PATH "%PATH%C:\Users\Admin\AppData\Local\Temp\is-L5KAI.tmp"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:660
  - - C:\Windows\SysWOW64\setx.exe
      setx /m PATH "C:\ProgramData\Oracle\Java\javapath;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\;C:\Users\Admin\AppData\Local\Microsoft\WindowsApps;C:\Users\Admin\AppData\Local\Temp\is-L5KAI.tmp"
      4⤵
      PID:3976
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\is-L5KAI.tmp\devcon.exe" remove "ROOT\bareflank""
    3⤵
    PID:3992
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\is-L5KAI.tmp\devcon.exe" install "C:\Users\Admin\AppData\Local\Temp\is-L5KAI.tmp\bareflank.inf" "ROOT\bareflank""
    3⤵
    PID:1616
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\is-L5KAI.tmp\devcon.exe" remove "ROOT\bfbuilder""
    3⤵
    PID:3964
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\is-L5KAI.tmp\devcon.exe" install "C:\Users\Admin\AppData\Local\Temp\is-L5KAI.tmp\bfbuilder.inf" "ROOT\bfbuilder""
    3⤵
    PID:3520
- - C:\Users\Admin\AppData\Roaming\wsqmcons.exe
    "C:\Users\Admin\AppData\Roaming\wsqmcons.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:704
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      PID:1248
    - - C:\Windows\SysWOW64\notepad.exe
        
        "C:\Windows\system32\notepad.exe"
        5⤵
        Drops file in Windows directory
        
        PID:2304

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1248-142-0x00000000778D9000-0x00000000778DA000-memory.dmp

Filesize
4KB

Download
memory/1248-164-0x00007FFE0B120000-0x00007FFE0B2FB000-memory.dmp

Filesize
1.9MB

Download
memory/1248-163-0x0000000000210000-0x0000000000218000-memory.dmp

Filesize
32KB

Download
memory/1248-150-0x00000000003E0000-0x00000000003E2000-memory.dmp

Filesize
8KB

Download
memory/2304-171-0x0000000000E00000-0x0000000000E01000-memory.dmp

Filesize
4KB

Download
memory/2304-173-0x0000000000E00000-0x0000000000E01000-memory.dmp

Filesize
4KB

Download
memory/2304-202-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2304-177-0x00007FFE0B120000-0x00007FFE0B2FB000-memory.dmp

Filesize
1.9MB

Download
memory/2304-176-0x0000000001010000-0x0000000001019000-memory.dmp

Filesize
36KB

Download
memory/2596-120-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/3248-123-0x00000000007B0000-0x00000000007B1000-memory.dmp

Filesize
4KB

Download