b479533a51ba629bd5f20a7e9faa3bcccfddc72218b23dfd5a4ab15825204944

Resubmissions

29-05-2020 14:50

200529-jzx6jstxjx 6

20-05-2020 15:49

200520-rkt8lwkqh2 6

Analysis

max time kernel
146s
max time network
60s
platform
windows10_x64
resource
win10v200430
submitted
29-05-2020 14:50

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

good.exe
Size

117KB
MD5

3656d2dfcd4f9ebf97e03fa2c9a05ade
SHA1

bd9ecbe901ff4366c789fa63eaffdda9d3f4e931
SHA256

b479533a51ba629bd5f20a7e9faa3bcccfddc72218b23dfd5a4ab15825204944
SHA512

2eb3f78eb1e6dd34563c78a5bd656813a4e80f49676a9fec5ab33290b9fa487d8817ff5cf8c3241031fadf0a010c8a0bf3c9afa5dda9e5c519838a3089350738

Score

6^/10

persistence

Malware Config

Signatures

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

good.execmd.exe

description	pid	process	target process
PID 3008 wrote to memory of 3624	3008	good.exe	cmd.exe
PID 3008 wrote to memory of 3624	3008	good.exe	cmd.exe
PID 3008 wrote to memory of 3624	3008	good.exe	cmd.exe
PID 3624 wrote to memory of 2908	3624	cmd.exe	WScript.exe
PID 3624 wrote to memory of 2908	3624	cmd.exe	WScript.exe
PID 3624 wrote to memory of 2908	3624	cmd.exe	WScript.exe

Adds Run entry to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

good.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	good.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	good.exe

Modifies registry class 1 IoCs

Processes:

cmd.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-1231583446-2617009595-2137880041-1000_Classes\Local Settings cmd.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1231583446-2617009595-2137880041-1000_Classes\Local Settings	cmd.exe

C:\Users\Admin\AppData\Local\Temp\good.exe
"C:\Users\Admin\AppData\Local\Temp\good.exe"
1⤵
- Suspicious use of WriteProcessMemory
- Adds Run entry to start application
PID:3008

C:\Windows\SysWOW64\cmd.exe
cmd /c title ok && config.jse && type dr.txt && exit
2⤵
- Suspicious use of WriteProcessMemory
- Modifies registry class
PID:3624

C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\config.jse"
3⤵
PID:2908

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\config.jse

Download Submit