parallax | 293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392

Analysis

max time kernel
147s
max time network
177s
platform
windows7_x64
resource
win7-en-20210920
submitted
28-10-2021 12:58

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General

Target

293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.exe
Size

2.6MB
MD5

12308f01f8fa9f8f8382c6fc4d445476
SHA1

0274eef2d23f42f699964ab1d4d9be3e9a8512d1
SHA256

293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392
SHA512

b69fe6966d1d6dc5656990f64211107aebc1f423b8d2ba4d1e8bbd4cd7621d54b3abcc62a4bb819a1a2f442703f7c1fde086feeed4fb0fbda0174ae549e3446c

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
behavioral1/memory/1244-95-0x0000000000400000-0x0000000000424000-memory.dmp	parallax_rat

Blocklisted process makes network request 1 IoCs

flow	pid	Process
10	1244	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp
1160	wsqmcons.exe

Loads dropped DLL 3 IoCs

pid	Process
1108	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.exe
1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp
1160	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
1160	wsqmcons.exe
1832	cmd.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1832	cmd.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1108 wrote to memory of 1176	1108	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.exe	28
PID 1108 wrote to memory of 1176	1108	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.exe	28
PID 1108 wrote to memory of 1176	1108	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.exe	28
PID 1108 wrote to memory of 1176	1108	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.exe	28
PID 1108 wrote to memory of 1176	1108	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.exe	28
PID 1108 wrote to memory of 1176	1108	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.exe	28
PID 1108 wrote to memory of 1176	1108	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.exe	28
PID 1176 wrote to memory of 1244	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	29
PID 1176 wrote to memory of 1244	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	29
PID 1176 wrote to memory of 1244	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	29
PID 1176 wrote to memory of 1244	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	29
PID 1176 wrote to memory of 816	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	31
PID 1176 wrote to memory of 816	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	31
PID 1176 wrote to memory of 816	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	31
PID 1176 wrote to memory of 816	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	31
PID 1176 wrote to memory of 1972	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	33
PID 1176 wrote to memory of 1972	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	33
PID 1176 wrote to memory of 1972	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	33
PID 1176 wrote to memory of 1972	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	33
PID 1244 wrote to memory of 1764	1244	cmd.exe	35
PID 1244 wrote to memory of 1764	1244	cmd.exe	35
PID 1244 wrote to memory of 1764	1244	cmd.exe	35
PID 1244 wrote to memory of 1764	1244	cmd.exe	35
PID 1972 wrote to memory of 952	1972	cmd.exe	36
PID 1972 wrote to memory of 952	1972	cmd.exe	36
PID 1972 wrote to memory of 952	1972	cmd.exe	36
PID 1972 wrote to memory of 952	1972	cmd.exe	36
PID 1176 wrote to memory of 956	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	37
PID 1176 wrote to memory of 956	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	37
PID 1176 wrote to memory of 956	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	37
PID 1176 wrote to memory of 956	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	37
PID 1176 wrote to memory of 1048	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	41
PID 1176 wrote to memory of 1048	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	41
PID 1176 wrote to memory of 1048	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	41
PID 1176 wrote to memory of 1048	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	41
PID 1176 wrote to memory of 1872	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	40
PID 1176 wrote to memory of 1872	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	40
PID 1176 wrote to memory of 1872	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	40
PID 1176 wrote to memory of 1872	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	40
PID 1176 wrote to memory of 828	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	43
PID 1176 wrote to memory of 828	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	43
PID 1176 wrote to memory of 828	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	43
PID 1176 wrote to memory of 828	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	43
PID 1176 wrote to memory of 1160	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	45
PID 1176 wrote to memory of 1160	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	45
PID 1176 wrote to memory of 1160	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	45
PID 1176 wrote to memory of 1160	1176	293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp	45
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46
PID 1160 wrote to memory of 1832	1160	wsqmcons.exe	46

C:\Users\Admin\AppData\Local\Temp\293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.exe
"C:\Users\Admin\AppData\Local\Temp\293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1108
- C:\Users\Admin\AppData\Local\Temp\is-TVKUG.tmp\293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-TVKUG.tmp\293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.tmp" /SL5="$40118,1858391,831488,C:\Users\Admin\AppData\Local\Temp\293a83bfe2839bfa6d40fa52f5088e43b62791c08343c3f4dade4f1118000392.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1176
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C mountvol P: /D
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1244
  - - C:\Windows\SysWOW64\mountvol.exe
      mountvol P: /D
      4⤵
      Enumerates connected drives
      PID:1764
- - 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-52H85.tmp"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1972
  - - C:\Windows\SysWOW64\setx.exe
      setx /m PATH "C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0\C:\Users\Admin\AppData\Local\Temp\is-52H85.tmp"
      4⤵
      PID:952
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\is-52H85.tmp\devcon.exe" remove "ROOT\bareflank""
    3⤵
    PID:956
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\is-52H85.tmp\devcon.exe" remove "ROOT\bfbuilder""
    3⤵
    PID:1872
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\is-52H85.tmp\devcon.exe" install "C:\Users\Admin\AppData\Local\Temp\is-52H85.tmp\bareflank.inf" "ROOT\bareflank""
    3⤵
    PID:1048
- - C:\Windows\SysWOW64\cmd.exe
    "cmd.exe" /C ""C:\Users\Admin\AppData\Local\Temp\is-52H85.tmp\devcon.exe" install "C:\Users\Admin\AppData\Local\Temp\is-52H85.tmp\bfbuilder.inf" "ROOT\bfbuilder""
    3⤵
    PID:828
- - 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:1160
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      PID:1832
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\system32\cmd.exe"
        5⤵
        Blocklisted process makes network request
        Drops file in Windows directory
        
        PID:1244

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/1108-61-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/1108-54-0x00000000765A1000-0x00000000765A3000-memory.dmp

Filesize
8KB

Download
memory/1160-79-0x00000000002DF000-0x00000000002E9000-memory.dmp

Filesize
40KB

Download
memory/1176-62-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download
memory/1244-95-0x0000000000400000-0x0000000000424000-memory.dmp

Filesize
144KB

Download
memory/1244-88-0x0000000000080000-0x0000000000089000-memory.dmp

Filesize
36KB

Download
memory/1244-87-0x0000000077BE0000-0x0000000077D89000-memory.dmp

Filesize
1.7MB

Download
memory/1832-83-0x0000000000090000-0x0000000000092000-memory.dmp

Filesize
8KB

Download
memory/1832-85-0x00000000001B0000-0x00000000001B8000-memory.dmp

Filesize
32KB

Download
memory/1832-84-0x0000000077BE0000-0x0000000077D89000-memory.dmp

Filesize
1.7MB

Download