parallax | d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876

Analysis

max time kernel
129s
max time network
153s
platform
windows10_x64
resource
win10-en-20210920
submitted
28-10-2021 12:58

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General

Target

d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.exe
Size

5.2MB
MD5

108a4002c63e362c2d22ebb9f409e94c
SHA1

3f150d1d4f5461306f60d904302cf96cfd3103ef
SHA256

d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876
SHA512

8ab9feda41bf0f3e19ce130354f47df938bcb4a5ef8a048a8401e899ee9b7b0a997662e8742688fc8fef190f26560e409ecff749cd2743aa8d0d4a0af384bfbc

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/1732-199-0x0000000000400000-0x0000000000424000-memory.dmp	parallax_rat

Blocklisted process makes network request 1 IoCs

flow	pid	Process
24	1732	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp
2944	wsqmcons.exe

Loads dropped DLL 1 IoCs

pid	Process
2944	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	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2944	wsqmcons.exe
688	cmd.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
688	cmd.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3352 wrote to memory of 2156	3352	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.exe	69
PID 3352 wrote to memory of 2156	3352	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.exe	69
PID 3352 wrote to memory of 2156	3352	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.exe	69
PID 2156 wrote to memory of 1096	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	70
PID 2156 wrote to memory of 1096	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	70
PID 2156 wrote to memory of 1096	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	70
PID 2156 wrote to memory of 332	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	71
PID 2156 wrote to memory of 332	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	71
PID 2156 wrote to memory of 332	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	71
PID 2156 wrote to memory of 1052	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	72
PID 2156 wrote to memory of 1052	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	72
PID 2156 wrote to memory of 1052	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	72
PID 1096 wrote to memory of 1644	1096	cmd.exe	76
PID 1096 wrote to memory of 1644	1096	cmd.exe	76
PID 1096 wrote to memory of 1644	1096	cmd.exe	76
PID 1052 wrote to memory of 672	1052	cmd.exe	77
PID 1052 wrote to memory of 672	1052	cmd.exe	77
PID 1052 wrote to memory of 672	1052	cmd.exe	77
PID 2156 wrote to memory of 876	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	78
PID 2156 wrote to memory of 876	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	78
PID 2156 wrote to memory of 876	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	78
PID 2156 wrote to memory of 1572	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	80
PID 2156 wrote to memory of 1572	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	80
PID 2156 wrote to memory of 1572	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	80
PID 2156 wrote to memory of 712	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	81
PID 2156 wrote to memory of 712	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	81
PID 2156 wrote to memory of 712	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	81
PID 2156 wrote to memory of 3028	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	82
PID 2156 wrote to memory of 3028	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	82
PID 2156 wrote to memory of 3028	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	82
PID 2156 wrote to memory of 2944	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	86
PID 2156 wrote to memory of 2944	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	86
PID 2156 wrote to memory of 2944	2156	d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp	86
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87
PID 2944 wrote to memory of 688	2944	wsqmcons.exe	87

C:\Users\Admin\AppData\Local\Temp\d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.exe
"C:\Users\Admin\AppData\Local\Temp\d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3352
- C:\Users\Admin\AppData\Local\Temp\is-RP6J2.tmp\d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-RP6J2.tmp\d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.tmp" /SL5="$200FA,4596209,831488,C:\Users\Admin\AppData\Local\Temp\d6c31353e7839916fe4792fd8a46e7ba46e414293104ed8e96112c0de70a4876.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2156
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C mountvol P: /D
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1096
  - - C:\Windows\SysWOW64\mountvol.exe
      mountvol P: /D
      4⤵
      Enumerates connected drives
      PID:1644
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C bcdedit /set {bootmgr} path \EFI\Boot\bareflank.efi
    3⤵
    PID:332
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C setx /m PATH "%PATH%C:\Users\Admin\AppData\Local\Temp\is-N8HHI.tmp"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1052
  - - 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-N8HHI.tmp"
      4⤵
      PID:672
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\is-N8HHI.tmp\devcon.exe" remove "ROOT\bareflank""
    3⤵
    PID:876
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\is-N8HHI.tmp\devcon.exe" install "C:\Users\Admin\AppData\Local\Temp\is-N8HHI.tmp\bareflank.inf" "ROOT\bareflank""
    3⤵
    PID:1572
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\is-N8HHI.tmp\devcon.exe" remove "ROOT\bfbuilder""
    3⤵
    PID:712
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\is-N8HHI.tmp\devcon.exe" install "C:\Users\Admin\AppData\Local\Temp\is-N8HHI.tmp\bfbuilder.inf" "ROOT\bfbuilder""
    3⤵
    PID:3028
- - 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:2944
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      PID:688
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\system32\cmd.exe"
        5⤵
        Blocklisted process makes network request
        Drops file in Windows directory
        
        PID:1732

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/688-139-0x0000000077A89000-0x0000000077A8A000-memory.dmp

Filesize
4KB

Download
memory/688-161-0x00007FFFAC260000-0x00007FFFAC43B000-memory.dmp

Filesize
1.9MB

Download
memory/688-160-0x0000000004610000-0x0000000004618000-memory.dmp

Filesize
32KB

Download
memory/688-147-0x0000000000570000-0x0000000000572000-memory.dmp

Filesize
8KB

Download
memory/1732-168-0x00000000006D0000-0x00000000006D1000-memory.dmp

Filesize
4KB

Download
memory/1732-170-0x00000000006D0000-0x00000000006D1000-memory.dmp

Filesize
4KB

Download
memory/1732-173-0x0000000000880000-0x0000000000889000-memory.dmp

Filesize
36KB

Download
memory/1732-174-0x00007FFFAC260000-0x00007FFFAC43B000-memory.dmp

Filesize
1.9MB

Download
memory/1732-199-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/2156-120-0x0000000000E10000-0x0000000000E11000-memory.dmp

Filesize
4KB

Download
memory/3352-119-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download