parallax | 7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0

Analysis

max time kernel
150s
max time network
170s
platform
windows7_x64
resource
win7-20220414-en
submitted
18-04-2022 09:27

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General

Target

7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0.exe
Size

510KB
MD5

9564841aec80fb40ee9c1c431d85e28b
SHA1

2e7b383bb344e69fd7168f000b6ba62b4aeec2d7
SHA256

7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0
SHA512

11e1da2d7fb6a5caeae443a0c09b951c4e7557873b3ba346f098ef2a73f285d773e86380bdc66340c350e64e0b66a81e23d725cc13902853a677d7f3d89a7b2c

Score

10^/10

parallax rat

Malware Config

Signatures

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

ParallaxRat payload 3 IoCs

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

resource	yara_rule
behavioral1/memory/844-65-0x0000000000400000-0x000000000042B000-memory.dmp	parallax_rat
behavioral1/memory/844-66-0x000000000040A425-mapping.dmp	parallax_rat
behavioral1/memory/844-70-0x0000000000400000-0x000000000042B000-memory.dmp	parallax_rat

Executes dropped EXE 1 IoCs

pid	Process
2008	applaunch.exe

Drops startup file 1 IoCs

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

Loads dropped DLL 2 IoCs

pid	Process
1148	cmd.exe
2008	applaunch.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2008 set thread context of 844	2008	applaunch.exe	32

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	360	7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0.exe
Token: SeDebugPrivilege	2008	applaunch.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 360 wrote to memory of 1156	360	7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0.exe	27
PID 360 wrote to memory of 1156	360	7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0.exe	27
PID 360 wrote to memory of 1156	360	7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0.exe	27
PID 360 wrote to memory of 1156	360	7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0.exe	27
PID 360 wrote to memory of 1148	360	7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0.exe	29
PID 360 wrote to memory of 1148	360	7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0.exe	29
PID 360 wrote to memory of 1148	360	7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0.exe	29
PID 360 wrote to memory of 1148	360	7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0.exe	29
PID 1148 wrote to memory of 2008	1148	cmd.exe	31
PID 1148 wrote to memory of 2008	1148	cmd.exe	31
PID 1148 wrote to memory of 2008	1148	cmd.exe	31
PID 1148 wrote to memory of 2008	1148	cmd.exe	31
PID 1148 wrote to memory of 2008	1148	cmd.exe	31
PID 1148 wrote to memory of 2008	1148	cmd.exe	31
PID 1148 wrote to memory of 2008	1148	cmd.exe	31
PID 2008 wrote to memory of 844	2008	applaunch.exe	32
PID 2008 wrote to memory of 844	2008	applaunch.exe	32
PID 2008 wrote to memory of 844	2008	applaunch.exe	32
PID 2008 wrote to memory of 844	2008	applaunch.exe	32
PID 2008 wrote to memory of 844	2008	applaunch.exe	32
PID 2008 wrote to memory of 844	2008	applaunch.exe	32
PID 2008 wrote to memory of 844	2008	applaunch.exe	32
PID 2008 wrote to memory of 844	2008	applaunch.exe	32
PID 2008 wrote to memory of 844	2008	applaunch.exe	32
PID 2008 wrote to memory of 844	2008	applaunch.exe	32
PID 2008 wrote to memory of 844	2008	applaunch.exe	32
PID 2008 wrote to memory of 844	2008	applaunch.exe	32
PID 2008 wrote to memory of 844	2008	applaunch.exe	32
PID 2008 wrote to memory of 844	2008	applaunch.exe	32

C:\Users\Admin\AppData\Local\Temp\7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0.exe
"C:\Users\Admin\AppData\Local\Temp\7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:360
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\applaunch.exe"
  2⤵
  PID:1156
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\applaunch.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1148
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\applaunch.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\applaunch.exe"
    3⤵
    - Executes dropped EXE
    - Drops startup file
    - Loads dropped DLL
    - Suspicious use of SetThreadContext
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2008
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      4⤵
      PID:844

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\applaunch.exe

Filesize
510KB

MD5
9564841aec80fb40ee9c1c431d85e28b

SHA1
2e7b383bb344e69fd7168f000b6ba62b4aeec2d7

SHA256
7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0

SHA512
11e1da2d7fb6a5caeae443a0c09b951c4e7557873b3ba346f098ef2a73f285d773e86380bdc66340c350e64e0b66a81e23d725cc13902853a677d7f3d89a7b2c

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\applaunch.exe

Filesize
510KB

MD5
9564841aec80fb40ee9c1c431d85e28b

SHA1
2e7b383bb344e69fd7168f000b6ba62b4aeec2d7

SHA256
7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0

SHA512
11e1da2d7fb6a5caeae443a0c09b951c4e7557873b3ba346f098ef2a73f285d773e86380bdc66340c350e64e0b66a81e23d725cc13902853a677d7f3d89a7b2c

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\applaunch.exe

Filesize
510KB

MD5
9564841aec80fb40ee9c1c431d85e28b

SHA1
2e7b383bb344e69fd7168f000b6ba62b4aeec2d7

SHA256
7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0

SHA512
11e1da2d7fb6a5caeae443a0c09b951c4e7557873b3ba346f098ef2a73f285d773e86380bdc66340c350e64e0b66a81e23d725cc13902853a677d7f3d89a7b2c

Download Submit
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\applaunch.exe

Filesize
510KB

MD5
9564841aec80fb40ee9c1c431d85e28b

SHA1
2e7b383bb344e69fd7168f000b6ba62b4aeec2d7

SHA256
7a03f290d1527d11d034c9da40b7fcdcc351e0664592e1ee975c0dc12b7dfab0

SHA512
11e1da2d7fb6a5caeae443a0c09b951c4e7557873b3ba346f098ef2a73f285d773e86380bdc66340c350e64e0b66a81e23d725cc13902853a677d7f3d89a7b2c

Download Submit
memory/360-55-0x00000000003B0000-0x00000000003C8000-memory.dmp

Filesize
96KB

Download
memory/360-54-0x00000000002F0000-0x0000000000372000-memory.dmp

Filesize
520KB

Download
memory/844-65-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/844-70-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/2008-63-0x0000000000810000-0x0000000000892000-memory.dmp

Filesize
520KB

Download
memory/2008-62-0x0000000075E31000-0x0000000075E33000-memory.dmp

Filesize
8KB

Download