b2ebc0f8c302a04961b8c2ed0673384050e5932a370be062788b7630bf188123

Analysis

max time kernel
117s
max time network
143s
platform
windows7_x64
resource
win7
submitted
13-07-2020 12:04

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General

Target

Guqcvju_Signed_.exe
Size

1.1MB
MD5

271646d2ae5f0c7693be133688eaca38
SHA1

fce0e671122419cbb94f9651039323e945960964
SHA256

b2ebc0f8c302a04961b8c2ed0673384050e5932a370be062788b7630bf188123
SHA512

263656c10302a5ae39d3712b7bcbf8424b46bb98132bdb1f659baebba72eb1e166e5af4b63ad83e4b458fc4547ebcb1b7be62c18e4dd3622fdcf8067f40fe3b7

Score

8^/10

persistence spyware

Malware Config

Signatures

Modifies registry key 1 TTPs 3 IoCs

Modify Registry
T1112

Processes:

reg.exereg.exereg.exe

pid process

2408 reg.exe
2420 reg.exe
2520 reg.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Script User-Agent 1 IoCs

Processes:

description flow ioc

HTTP User-Agent header 5 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

pid	process
2408	reg.exe
2420	reg.exe
2520	reg.exe

description	flow	ioc
HTTP User-Agent header	5	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of WriteProcessMemory 527 IoCs

Processes:

Guqcvju_Signed_.exe

description	pid	process	target process
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe
PID 1496 wrote to memory of 748	1496	Guqcvju_Signed_.exe	TapiUnattend.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Guqcvju_Signed_.exe

description pid process target process

PID 1496 set thread context of 2368 1496 Guqcvju_Signed_.exe ieinstal.exe
Loads dropped DLL 6 IoCs

Processes:

ieinstal.exe

pid process

2368 ieinstal.exe
2368 ieinstal.exe
2368 ieinstal.exe
2368 ieinstal.exe
2368 ieinstal.exe
2368 ieinstal.exe
Executes dropped EXE 2 IoCs

Processes:

fodhelper.exefodhelper.exe

pid process

2648 fodhelper.exe
2672 fodhelper.exe

description	pid	process	target process
PID 1496 set thread context of 2368	1496	Guqcvju_Signed_.exe	ieinstal.exe

pid	process
2368	ieinstal.exe
2368	ieinstal.exe
2368	ieinstal.exe
2368	ieinstal.exe
2368	ieinstal.exe
2368	ieinstal.exe

pid	process
2648	fodhelper.exe
2672	fodhelper.exe

Adds Run entry to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Guqcvju_Signed_.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1131729243-447456001-3632642222-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Guqc = "C:\\Users\\Admin\\AppData\\Local\\Guqc\\Guqc.hta"	Guqcvju_Signed_.exe

C:\Users\Admin\AppData\Local\Temp\Guqcvju_Signed_.exe
"C:\Users\Admin\AppData\Local\Temp\Guqcvju_Signed_.exe"
1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
- Adds Run entry to start application
PID:1496

C:\Windows\SysWOW64\TapiUnattend.exe
"C:\Windows\System32\TapiUnattend.exe"
2⤵
PID:748

C:\Windows\SysWOW64\cmd.exe
cmd /c C:\Users\Public\Natso.bat
3⤵
PID:2348

C:\Windows\SysWOW64\reg.exe
reg delete hkcu\Environment /v windir /f
4⤵
- Modifies registry key
PID:2408

C:\Windows\SysWOW64\reg.exe
reg add hkcu\Environment /v windir /d "cmd /c start /min C:\Users\Public\x.bat reg delete hkcu\Environment /v windir /f && REM "
4⤵
- Modifies registry key
PID:2420

C:\Windows\SysWOW64\schtasks.exe
schtasks /Run /TN \Microsoft\Windows\DiskCleanup\SilentCleanup /I
4⤵
PID:2432

C:\Windows\SysWOW64\reg.exe
reg delete hkcu\Environment /v windir /f
4⤵
- Modifies registry key
PID:2520

C:\Windows\SysWOW64\cmd.exe
cmd /c C:\Users\Public\Runex.bat
3⤵
PID:2600

C:\Windows \System32\fodhelper.exe
"C:\Windows \System32\fodhelper.exe"
4⤵
- Executes dropped EXE
PID:2648

C:\Windows \System32\fodhelper.exe
"C:\Windows \System32\fodhelper.exe"
4⤵
- Executes dropped EXE
PID:2672

C:\Program Files (x86)\internet explorer\ieinstal.exe
"C:\Program Files (x86)\internet explorer\ieinstal.exe"
2⤵
- Loads dropped DLL
PID:2368

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Public\Natso.bat

Download Submit
C:\Users\Public\Runex.bat

Download Submit
C:\Users\Public\fodhelper.exe

Download Submit
C:\Users\Public\propsys.dll

Download Submit
C:\Windows \System32\fodhelper.exe

Download Submit
C:\Windows \System32\fodhelper.exe

Download Submit
\Users\Admin\AppData\Local\Temp\freebl3.dll

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\Users\Admin\AppData\Local\Temp\mozglue.dll

Download Submit
\Users\Admin\AppData\Local\Temp\msvcp140.dll

Download Submit
\Users\Admin\AppData\Local\Temp\nss3.dll

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\Users\Admin\AppData\Local\Temp\softokn3.dll

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\Users\Admin\AppData\Local\Temp\vcruntime140.dll

Download Submit
memory/748-68-0x0000000000000000-mapping.dmp

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memory/748-33-0x0000000000000000-mapping.dmp

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memory/748-10-0x0000000000000000-mapping.dmp

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memory/748-11-0x0000000000000000-mapping.dmp

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memory/748-12-0x0000000000000000-mapping.dmp

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memory/748-13-0x0000000000000000-mapping.dmp

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memory/748-14-0x0000000000000000-mapping.dmp

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memory/748-15-0x0000000000000000-mapping.dmp

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memory/748-16-0x0000000000000000-mapping.dmp

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memory/748-17-0x0000000000000000-mapping.dmp

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memory/748-18-0x0000000000000000-mapping.dmp

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memory/748-19-0x0000000000000000-mapping.dmp

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memory/748-20-0x0000000000000000-mapping.dmp

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memory/748-21-0x0000000000000000-mapping.dmp

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memory/748-22-0x0000000000000000-mapping.dmp

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memory/748-23-0x0000000000000000-mapping.dmp

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memory/748-24-0x0000000000000000-mapping.dmp

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memory/748-25-0x0000000000000000-mapping.dmp

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memory/748-26-0x0000000000000000-mapping.dmp

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memory/748-27-0x0000000000000000-mapping.dmp

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memory/748-28-0x0000000000000000-mapping.dmp

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memory/748-29-0x0000000000000000-mapping.dmp

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memory/748-30-0x0000000000000000-mapping.dmp

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memory/748-31-0x0000000000000000-mapping.dmp

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memory/748-32-0x0000000000000000-mapping.dmp

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memory/748-75-0x0000000000000000-mapping.dmp

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memory/748-34-0x0000000000000000-mapping.dmp

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memory/748-35-0x0000000000000000-mapping.dmp

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memory/748-36-0x0000000000000000-mapping.dmp

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memory/748-37-0x0000000000000000-mapping.dmp

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memory/748-38-0x0000000000000000-mapping.dmp

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memory/748-39-0x0000000000000000-mapping.dmp

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memory/748-40-0x0000000000000000-mapping.dmp

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memory/748-41-0x0000000000000000-mapping.dmp

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memory/748-42-0x0000000000000000-mapping.dmp

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memory/748-43-0x0000000000000000-mapping.dmp

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memory/748-44-0x0000000000000000-mapping.dmp

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memory/748-45-0x0000000000000000-mapping.dmp

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memory/748-46-0x0000000000000000-mapping.dmp

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memory/748-47-0x0000000000000000-mapping.dmp

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memory/748-48-0x0000000000000000-mapping.dmp

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memory/748-49-0x0000000000000000-mapping.dmp

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memory/748-50-0x0000000000000000-mapping.dmp

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memory/748-51-0x0000000000000000-mapping.dmp

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memory/748-52-0x0000000000000000-mapping.dmp

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memory/748-53-0x0000000000000000-mapping.dmp

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memory/748-54-0x0000000000000000-mapping.dmp

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memory/748-76-0x0000000000000000-mapping.dmp

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memory/748-56-0x0000000000000000-mapping.dmp

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memory/748-57-0x0000000000000000-mapping.dmp

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memory/748-58-0x0000000000000000-mapping.dmp

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memory/748-59-0x0000000000000000-mapping.dmp

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memory/748-60-0x0000000000000000-mapping.dmp

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memory/748-61-0x0000000000000000-mapping.dmp

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memory/748-62-0x0000000000000000-mapping.dmp

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memory/748-63-0x0000000000000000-mapping.dmp

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memory/748-64-0x0000000000000000-mapping.dmp

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memory/748-65-0x0000000000000000-mapping.dmp

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memory/748-66-0x0000000000000000-mapping.dmp

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memory/748-67-0x0000000000000000-mapping.dmp

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memory/748-8-0x0000000000000000-mapping.dmp

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memory/748-69-0x0000000000000000-mapping.dmp

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memory/748-70-0x0000000000000000-mapping.dmp

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memory/748-71-0x0000000000000000-mapping.dmp

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memory/748-72-0x0000000000000000-mapping.dmp

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memory/748-73-0x0000000000000000-mapping.dmp

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memory/748-87-0x0000000000000000-mapping.dmp

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memory/748-9-0x0000000000000000-mapping.dmp

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memory/748-55-0x0000000000000000-mapping.dmp

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memory/748-77-0x0000000000000000-mapping.dmp

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memory/748-78-0x0000000000000000-mapping.dmp

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memory/748-79-0x0000000000000000-mapping.dmp

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memory/748-80-0x0000000000000000-mapping.dmp

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memory/748-81-0x0000000000000000-mapping.dmp

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memory/748-82-0x0000000000000000-mapping.dmp

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memory/748-83-0x0000000000000000-mapping.dmp

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memory/748-84-0x0000000000000000-mapping.dmp

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memory/748-85-0x0000000000000000-mapping.dmp

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memory/748-86-0x0000000000000000-mapping.dmp

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memory/748-74-0x0000000000000000-mapping.dmp

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memory/748-88-0x0000000000000000-mapping.dmp

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memory/748-89-0x0000000000000000-mapping.dmp

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memory/748-90-0x0000000000000000-mapping.dmp

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memory/748-91-0x0000000000000000-mapping.dmp

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memory/748-92-0x0000000000000000-mapping.dmp

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memory/748-93-0x0000000000000000-mapping.dmp

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memory/748-94-0x0000000000000000-mapping.dmp

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memory/748-95-0x0000000000000000-mapping.dmp

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memory/748-96-0x0000000000000000-mapping.dmp

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memory/748-97-0x0000000000000000-mapping.dmp

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memory/748-98-0x0000000000000000-mapping.dmp

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memory/748-99-0x0000000000000000-mapping.dmp

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memory/748-100-0x0000000000000000-mapping.dmp

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memory/748-101-0x0000000000000000-mapping.dmp

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memory/748-102-0x0000000000000000-mapping.dmp

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memory/748-103-0x0000000000000000-mapping.dmp

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memory/748-104-0x0000000000000000-mapping.dmp

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memory/748-105-0x0000000000000000-mapping.dmp

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memory/748-106-0x0000000000000000-mapping.dmp

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memory/748-107-0x0000000000000000-mapping.dmp

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memory/748-108-0x0000000000000000-mapping.dmp

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memory/748-109-0x0000000000000000-mapping.dmp

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memory/748-110-0x0000000000000000-mapping.dmp

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memory/748-111-0x0000000000000000-mapping.dmp

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memory/748-112-0x0000000000000000-mapping.dmp

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memory/748-113-0x0000000000000000-mapping.dmp

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memory/748-114-0x0000000000000000-mapping.dmp

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memory/748-115-0x0000000000000000-mapping.dmp

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memory/748-116-0x0000000000000000-mapping.dmp

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memory/748-117-0x0000000000000000-mapping.dmp

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memory/748-118-0x0000000000000000-mapping.dmp

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memory/748-119-0x0000000000000000-mapping.dmp

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memory/748-120-0x0000000000000000-mapping.dmp

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memory/748-121-0x0000000000000000-mapping.dmp

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memory/748-122-0x0000000000000000-mapping.dmp

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memory/748-123-0x0000000000000000-mapping.dmp

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memory/748-125-0x0000000000000000-mapping.dmp

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memory/748-0-0x0000000000000000-mapping.dmp

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memory/748-1-0x0000000000000000-mapping.dmp

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memory/748-2-0x0000000000000000-mapping.dmp

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memory/748-3-0x0000000000000000-mapping.dmp

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memory/748-4-0x0000000000000000-mapping.dmp

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memory/748-5-0x0000000000000000-mapping.dmp

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memory/748-6-0x0000000000000000-mapping.dmp

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memory/748-7-0x0000000000000000-mapping.dmp

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memory/1496-124-0x0000000050480000-0x00000000504C0000-memory.dmp

Filesize
256KB

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memory/2348-126-0x0000000000000000-mapping.dmp

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memory/2368-129-0x0000000000660000-0x00000000007B6000-memory.dmp

Filesize
1.3MB

Download
memory/2368-128-0x000000000066165D-mapping.dmp

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memory/2368-127-0x0000000000660000-0x00000000007B6000-memory.dmp

Filesize
1.3MB

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memory/2408-131-0x0000000000000000-mapping.dmp

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memory/2420-132-0x0000000000000000-mapping.dmp

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memory/2432-133-0x0000000000000000-mapping.dmp

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memory/2520-134-0x0000000000000000-mapping.dmp

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memory/2600-135-0x0000000000000000-mapping.dmp

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