formbook | 25027a9677193ee152a6621382d40fcf31437b4366f6566d369f24d93f52f56d

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
30-09-2022 08:27

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General

Target

CREDIT NOTE.js
Size

47KB
MD5

771ee97bd2e61801d47f37b60a69d1c8
SHA1

b77ea83d939bc5ce8ceff9668488f8045ba58a0b
SHA256

25027a9677193ee152a6621382d40fcf31437b4366f6566d369f24d93f52f56d
SHA512

2ac19e006117d449467ec49f4b600293775bdbb0f03869a6e7c914449fb522d22f74ab060d0086ef1a033c91d987c38ddd97e258a7575581e95d68b1657737b1
SSDEEP

768:bH5hjkXAZJMdHG7TH8eA0oWz6nSwsmjX1uMW7/1W8eXBnKX2CzHsPOux4GsPje//:bH5hIwZ+dHk8n0ISwXZ8OBKX2yKCXlgT

Score

10^/10

formbook vjw0rm wshrat xloader u8ow loader persistence rat spyware stealer trojan worm

Malware Config

Extracted

Family

formbook

Campaign

u8ow

Decoy

j5a7vTwyeK/qHg==

M2qzs6QwZ5sVSqCc

7KoU1t9NdRnqZ8ML+cB8x38C

pgeKvdoqNNao7Cr94QiDuw==

/QZJhRORtafU/zeqK4o+

2JvqeTAGpQBYdqgXoA4=

5zJ7fa0A0PgCFA==

cnq44WjiBQ5VfKgXoA4=

oAp6hcdNVbr2NaHk4QiDuw==

Z/w2v4V/zV8aVoFnW0zzSt6hYjbD

WJ74K7ehJCNed6gXoA4=

hCRY0pmWSLhPzeTztw==

ZNhbVFvL8KKYyj2udtFXr3U8T6LZeQ==

ur75Bj2XjwVNhAGA

BlhiocrRF/kDFg==

aQY19Du631WFpEg=

yGCGEReSv1T1JVmWfHwp

cvso1tUbJeLrMlhjg4Z8x38C

XmTsffB+q25IYuOWfHwp

ry8fNm8E0PgCFA==

Extracted

Family

xloader

Version

3.5

Campaign

u8ow

Decoy

j5a7vTwyeK/qHg==

M2qzs6QwZ5sVSqCc

7KoU1t9NdRnqZ8ML+cB8x38C

pgeKvdoqNNao7Cr94QiDuw==

/QZJhRORtafU/zeqK4o+

2JvqeTAGpQBYdqgXoA4=

5zJ7fa0A0PgCFA==

cnq44WjiBQ5VfKgXoA4=

oAp6hcdNVbr2NaHk4QiDuw==

Z/w2v4V/zV8aVoFnW0zzSt6hYjbD

WJ74K7ehJCNed6gXoA4=

hCRY0pmWSLhPzeTztw==

ZNhbVFvL8KKYyj2udtFXr3U8T6LZeQ==

ur75Bj2XjwVNhAGA

BlhiocrRF/kDFg==

aQY19Du631WFpEg=

yGCGEReSv1T1JVmWfHwp

cvso1tUbJeLrMlhjg4Z8x38C

XmTsffB+q25IYuOWfHwp

ry8fNm8E0PgCFA==

Extracted

Family

wshrat

http://3lv15.duckdns.org:6697

Signatures

Formbook
Formbook is a data stealing malware which is capable of stealing data.
trojan spyware stealer formbook
Vjw0rm
Vjw0rm is a remote access trojan written in JavaScript.
trojan worm vjw0rm
WSHRAT
WSHRAT is a variant of Houdini worm and has vbs and js variants.
trojan wshrat
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader

Blocklisted process makes network request 43 IoCs

Processes:

wscript.exewscript.exewscript.exe

flow	pid	process
10	2576	wscript.exe
11	2196	wscript.exe
12	5084	wscript.exe
13	5084	wscript.exe
22	5084	wscript.exe
24	5084	wscript.exe
31	5084	wscript.exe
32	5084	wscript.exe
33	5084	wscript.exe
36	5084	wscript.exe
37	2196	wscript.exe
38	2576	wscript.exe
44	5084	wscript.exe
50	5084	wscript.exe
51	5084	wscript.exe
54	5084	wscript.exe
58	5084	wscript.exe
59	2196	wscript.exe
60	2576	wscript.exe
63	5084	wscript.exe
65	5084	wscript.exe
68	5084	wscript.exe
70	5084	wscript.exe
74	5084	wscript.exe
77	5084	wscript.exe
78	2196	wscript.exe
79	2576	wscript.exe
81	5084	wscript.exe
83	5084	wscript.exe
87	5084	wscript.exe
88	5084	wscript.exe
90	5084	wscript.exe
93	2196	wscript.exe
94	2576	wscript.exe
96	5084	wscript.exe
99	5084	wscript.exe
101	5084	wscript.exe
105	5084	wscript.exe
109	5084	wscript.exe
112	5084	wscript.exe
113	2196	wscript.exe
114	2576	wscript.exe
116	5084	wscript.exe

Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

NEWSXE.exefuwusylazeffuo.exe

pid process

2148 NEWSXE.exe
5116 fuwusylazeffuo.exe

pid	process
2148	NEWSXE.exe
5116	fuwusylazeffuo.exe

Checks computer location settings 2 TTPs 4 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

wscript.exewscript.exeNEWSXE.exefuwusylazeffuo.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	wscript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	wscript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	NEWSXE.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	fuwusylazeffuo.exe

Drops startup file 5 IoCs

Processes:

wscript.exewscript.exewscript.exewscript.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\CREDIT NOTE.js	wscript.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WjUZyzILPd.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WjUZyzILPd.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WjUZyzILPd.js	wscript.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\CREDIT NOTE.js	wscript.exe

Loads dropped DLL 1 IoCs

Processes:

fuwusylazeffuo.exe

pid process

4660 fuwusylazeffuo.exe

Adds Run key to start application 2 TTPs 9 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

wscript.exewscript.exefuwusylazeffuo.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CREDIT NOTE = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\CREDIT NOTE.js\""	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CREDIT NOTE = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\CREDIT NOTE.js\""	wscript.exe
Key created	\REGISTRY\MACHINE\software\microsoft\windows\currentversion\run	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CREDIT NOTE = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\CREDIT NOTE.js\""	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\software\microsoft\windows\currentversion\run	wscript.exe
Key created	\REGISTRY\MACHINE\software\microsoft\windows\currentversion\run	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CREDIT NOTE = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\CREDIT NOTE.js\""	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\software\microsoft\windows\currentversion\run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dyhkboeiqg = "C:\\Users\\Admin\\AppData\\Roaming\\vhesmtdikvlglu\\avyvaajyo.exe"	fuwusylazeffuo.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

fuwusylazeffuo.exefuwusylazeffuo.execmmon32.exe

description	pid	process	target process
PID 5116 set thread context of 4660	5116	fuwusylazeffuo.exe	fuwusylazeffuo.exe
PID 4660 set thread context of 744	4660	fuwusylazeffuo.exe	Explorer.EXE
PID 3752 set thread context of 744	3752	cmmon32.exe	Explorer.EXE

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3920 5116 WerFault.exe fuwusylazeffuo.exe

pid	pid_target	process	target process
3920	5116	WerFault.exe	fuwusylazeffuo.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

cmmon32.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmmon32.exe

Script User-Agent 31 IoCs

Uses user-agent string associated with script host/environment.

Processes:

description	flow	ioc
HTTP User-Agent header	54	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	12	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	50	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	65	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	74	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	90	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	109	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	22	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	68	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	32	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	44	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	77	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	81	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	101	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	31	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	70	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	87	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	105	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	13	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)
HTTP User-Agent header	24	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	58	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	63	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	88	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	96	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	112	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	36	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	51	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	99	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	116	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	33	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript
HTTP User-Agent header	83	WSHRAT\|18024990\|TMKNGOMU\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 30/9/2022\|JavaScript

Suspicious behavior: EnumeratesProcesses 62 IoCs

Processes:

fuwusylazeffuo.execmmon32.exe

pid	process
4660	fuwusylazeffuo.exe
4660	fuwusylazeffuo.exe
4660	fuwusylazeffuo.exe
4660	fuwusylazeffuo.exe
4660	fuwusylazeffuo.exe
4660	fuwusylazeffuo.exe
4660	fuwusylazeffuo.exe
4660	fuwusylazeffuo.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe
3752	cmmon32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

744 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

fuwusylazeffuo.execmmon32.exe

pid process

4660 fuwusylazeffuo.exe
4660 fuwusylazeffuo.exe
4660 fuwusylazeffuo.exe
3752 cmmon32.exe
3752 cmmon32.exe
3752 cmmon32.exe
3752 cmmon32.exe

pid	process
744	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 10 IoCs

Processes:

fuwusylazeffuo.exeExplorer.EXEcmmon32.exe

description	pid	process
Token: SeDebugPrivilege	4660	fuwusylazeffuo.exe
Token: SeShutdownPrivilege	744	Explorer.EXE
Token: SeCreatePagefilePrivilege	744	Explorer.EXE
Token: SeDebugPrivilege	3752	cmmon32.exe
Token: SeShutdownPrivilege	744	Explorer.EXE
Token: SeCreatePagefilePrivilege	744	Explorer.EXE
Token: SeShutdownPrivilege	744	Explorer.EXE
Token: SeCreatePagefilePrivilege	744	Explorer.EXE
Token: SeShutdownPrivilege	744	Explorer.EXE
Token: SeCreatePagefilePrivilege	744	Explorer.EXE

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

wscript.exewscript.exeNEWSXE.exefuwusylazeffuo.exeExplorer.EXEcmmon32.exe

description	pid	process	target process
PID 4844 wrote to memory of 2576	4844	wscript.exe	wscript.exe
PID 4844 wrote to memory of 2576	4844	wscript.exe	wscript.exe
PID 4844 wrote to memory of 5084	4844	wscript.exe	wscript.exe
PID 4844 wrote to memory of 5084	4844	wscript.exe	wscript.exe
PID 5084 wrote to memory of 2196	5084	wscript.exe	wscript.exe
PID 5084 wrote to memory of 2196	5084	wscript.exe	wscript.exe
PID 5084 wrote to memory of 2148	5084	wscript.exe	NEWSXE.exe
PID 5084 wrote to memory of 2148	5084	wscript.exe	NEWSXE.exe
PID 5084 wrote to memory of 2148	5084	wscript.exe	NEWSXE.exe
PID 2148 wrote to memory of 5116	2148	NEWSXE.exe	fuwusylazeffuo.exe
PID 2148 wrote to memory of 5116	2148	NEWSXE.exe	fuwusylazeffuo.exe
PID 2148 wrote to memory of 5116	2148	NEWSXE.exe	fuwusylazeffuo.exe
PID 5116 wrote to memory of 4660	5116	fuwusylazeffuo.exe	fuwusylazeffuo.exe
PID 5116 wrote to memory of 4660	5116	fuwusylazeffuo.exe	fuwusylazeffuo.exe
PID 5116 wrote to memory of 4660	5116	fuwusylazeffuo.exe	fuwusylazeffuo.exe
PID 5116 wrote to memory of 4660	5116	fuwusylazeffuo.exe	fuwusylazeffuo.exe
PID 744 wrote to memory of 3752	744	Explorer.EXE	cmmon32.exe
PID 744 wrote to memory of 3752	744	Explorer.EXE	cmmon32.exe
PID 744 wrote to memory of 3752	744	Explorer.EXE	cmmon32.exe
PID 3752 wrote to memory of 1276	3752	cmmon32.exe	Firefox.exe
PID 3752 wrote to memory of 1276	3752	cmmon32.exe	Firefox.exe
PID 3752 wrote to memory of 1276	3752	cmmon32.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:744

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\CREDIT NOTE.js"
2⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4844

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\WjUZyzILPd.js"
3⤵
- Blocklisted process makes network request
- Drops startup file
PID:2576

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\CREDIT NOTE.js"
3⤵
- Blocklisted process makes network request
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5084

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\WjUZyzILPd.js"
4⤵
- Blocklisted process makes network request
- Drops startup file
PID:2196

C:\Users\Admin\AppData\Roaming\NEWSXE.exe
"C:\Users\Admin\AppData\Roaming\NEWSXE.exe"
4⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2148

C:\Users\Admin\AppData\Local\Temp\fuwusylazeffuo.exe
"C:\Users\Admin\AppData\Local\Temp\fuwusylazeffuo.exe"
5⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5116

C:\Users\Admin\AppData\Local\Temp\fuwusylazeffuo.exe
"C:\Users\Admin\AppData\Local\Temp\fuwusylazeffuo.exe"
6⤵
- Checks computer location settings
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5116 -s 580
6⤵
- Program crash
PID:3920

C:\Windows\SysWOW64\cmmon32.exe
"C:\Windows\SysWOW64\cmmon32.exe"
2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3752

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5116 -ip 5116
1⤵
PID:2044

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\fuwusylazeffuo.exe
Filesize
56KB

MD5
ce262c598fed05331ed24e0d44fab549

SHA1
855a97836d6c47e7a4f6e9d702ac75adec755ea9

SHA256
ff821e285da8c69105815df6e9f2bd04ad88ebcc6b881f59e9592e5bd62e25c1

SHA512
8cd7b56cce82c801263546421db71815e84d2cd7894124761c2ce1ec49be28fa47e6751896a3aef1b0e21f2c4fef5c88d230f0b7fb7b0b67abc49bc1a3a5440c

Download Submit
C:\Users\Admin\AppData\Local\Temp\fuwusylazeffuo.exe
Filesize
56KB

MD5
ce262c598fed05331ed24e0d44fab549

SHA1
855a97836d6c47e7a4f6e9d702ac75adec755ea9

SHA256
ff821e285da8c69105815df6e9f2bd04ad88ebcc6b881f59e9592e5bd62e25c1

SHA512
8cd7b56cce82c801263546421db71815e84d2cd7894124761c2ce1ec49be28fa47e6751896a3aef1b0e21f2c4fef5c88d230f0b7fb7b0b67abc49bc1a3a5440c

Download Submit
C:\Users\Admin\AppData\Local\Temp\fuwusylazeffuo.exe
Filesize
56KB

MD5
ce262c598fed05331ed24e0d44fab549

SHA1
855a97836d6c47e7a4f6e9d702ac75adec755ea9

SHA256
ff821e285da8c69105815df6e9f2bd04ad88ebcc6b881f59e9592e5bd62e25c1

SHA512
8cd7b56cce82c801263546421db71815e84d2cd7894124761c2ce1ec49be28fa47e6751896a3aef1b0e21f2c4fef5c88d230f0b7fb7b0b67abc49bc1a3a5440c

Download Submit
C:\Users\Admin\AppData\Local\Temp\quhlzrpp.f
Filesize
172KB

MD5
cb9dbd9ff987c69b17f57f621c313e52

SHA1
db0b62eb1c07a346ac161c4e6b086255f0c4b213

SHA256
58b23d9622d97157ddb9cf7c1f4b89f694a4647f22ff238cc6b4ccc32c4ad024

SHA512
582d261962572be24972239f692bc65cd69b410dafbae550858a6d87986e978fafaf95a183449cdf82c9a64ce90a32db0a0267580259e00dc751c676c3776884

Download Submit
C:\Users\Admin\AppData\Local\Temp\wwpwcbjhcxl.uwe
Filesize
6KB

MD5
62a9b361c89112dcb9e46476b5f12331

SHA1
8ea7603b6d6db984351684b08ff52ce28a50d3e3

SHA256
66b19f4ba0ef9307c5da82840f3d85856cc852c96912ae4cb29944d30ea57538

SHA512
a7fa474a4963111984e423138bae5652b0f8726eddcf2af1cbdae8ff6ea346904ca93879ae6a291b9928af6b29ca00a2a1523465890725f81c64d134c0970e5e

Download Submit
C:\Users\Admin\AppData\Roaming\CREDIT NOTE.js
Filesize
47KB

MD5
771ee97bd2e61801d47f37b60a69d1c8

SHA1
b77ea83d939bc5ce8ceff9668488f8045ba58a0b

SHA256
25027a9677193ee152a6621382d40fcf31437b4366f6566d369f24d93f52f56d

SHA512
2ac19e006117d449467ec49f4b600293775bdbb0f03869a6e7c914449fb522d22f74ab060d0086ef1a033c91d987c38ddd97e258a7575581e95d68b1657737b1

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\CREDIT NOTE.js
Filesize
47KB

MD5
771ee97bd2e61801d47f37b60a69d1c8

SHA1
b77ea83d939bc5ce8ceff9668488f8045ba58a0b

SHA256
25027a9677193ee152a6621382d40fcf31437b4366f6566d369f24d93f52f56d

SHA512
2ac19e006117d449467ec49f4b600293775bdbb0f03869a6e7c914449fb522d22f74ab060d0086ef1a033c91d987c38ddd97e258a7575581e95d68b1657737b1

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WjUZyzILPd.js
Filesize
8KB

MD5
2f2198533289a4dac6f4406539f5b0f5

SHA1
f37eef69eb03c33e41a0cbe2e3fcfb68070ccb58

SHA256
2c9f6f3a3ee784722c588ff9bc72259461acc1084629364e44d479792c381bb4

SHA512
cf791618aafeef05a5dd167e32746384f1ec8bb693735bcd7b1538e0ee988c76d4cd0235c951f24675045dcaebcf7d19fb3b8cb9d9ae76a4a1c695de23e612a5

Download Submit
C:\Users\Admin\AppData\Roaming\NEWSXE.exe
Filesize
475KB

MD5
7241c4a2af9e08ca229912f6c95c72fe

SHA1
2cdc9f81881cb3bfb7a825bb7c8608922a5ee311

SHA256
efb10cca23c4ed132ed9e516dee40bb2906696b91983947507cd05cb9561f6b3

SHA512
b200d33df0abf7b1dd0462a6c1a6f26f70146cc50c0976c5734b3777290e5b36462cb59f903952f6d22ce22fecf85b64da2328b8f4d5d290cce49fe1834acf53

Download Submit
C:\Users\Admin\AppData\Roaming\NEWSXE.exe
Filesize
475KB

MD5
7241c4a2af9e08ca229912f6c95c72fe

SHA1
2cdc9f81881cb3bfb7a825bb7c8608922a5ee311

SHA256
efb10cca23c4ed132ed9e516dee40bb2906696b91983947507cd05cb9561f6b3

SHA512
b200d33df0abf7b1dd0462a6c1a6f26f70146cc50c0976c5734b3777290e5b36462cb59f903952f6d22ce22fecf85b64da2328b8f4d5d290cce49fe1834acf53

Download Submit
C:\Users\Admin\AppData\Roaming\WjUZyzILPd.js
Filesize
8KB

MD5
2f2198533289a4dac6f4406539f5b0f5

SHA1
f37eef69eb03c33e41a0cbe2e3fcfb68070ccb58

SHA256
2c9f6f3a3ee784722c588ff9bc72259461acc1084629364e44d479792c381bb4

SHA512
cf791618aafeef05a5dd167e32746384f1ec8bb693735bcd7b1538e0ee988c76d4cd0235c951f24675045dcaebcf7d19fb3b8cb9d9ae76a4a1c695de23e612a5

Download Submit
C:\Users\Admin\AppData\Roaming\WjUZyzILPd.js
Filesize
8KB

MD5
2f2198533289a4dac6f4406539f5b0f5

SHA1
f37eef69eb03c33e41a0cbe2e3fcfb68070ccb58

SHA256
2c9f6f3a3ee784722c588ff9bc72259461acc1084629364e44d479792c381bb4

SHA512
cf791618aafeef05a5dd167e32746384f1ec8bb693735bcd7b1538e0ee988c76d4cd0235c951f24675045dcaebcf7d19fb3b8cb9d9ae76a4a1c695de23e612a5

Download Submit
memory/744-153-0x0000000002B20000-0x0000000002C02000-memory.dmp

Filesize
904KB

Download
memory/744-161-0x0000000007C80000-0x0000000007D1F000-memory.dmp

Filesize
636KB

Download
memory/744-159-0x0000000007C80000-0x0000000007D1F000-memory.dmp

Filesize
636KB

Download
memory/2148-140-0x0000000000000000-mapping.dmp

Download
memory/2196-136-0x0000000000000000-mapping.dmp

Download
memory/2576-132-0x0000000000000000-mapping.dmp

Download
memory/3752-155-0x00000000000A0000-0x00000000000AC000-memory.dmp

Filesize
48KB

Download
memory/3752-154-0x0000000000000000-mapping.dmp

Download
memory/3752-156-0x00000000001B0000-0x00000000001DB000-memory.dmp

Filesize
172KB

Download
memory/3752-157-0x0000000002350000-0x000000000269A000-memory.dmp

Filesize
3.3MB

Download
memory/3752-158-0x00000000020D0000-0x000000000215F000-memory.dmp

Filesize
572KB

Download
memory/3752-160-0x00000000001B0000-0x00000000001DB000-memory.dmp

Filesize
172KB

Download
memory/4660-151-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4660-152-0x0000000000C10000-0x0000000000C20000-memory.dmp

Filesize
64KB

Download
memory/4660-150-0x00000000010B0000-0x00000000013FA000-memory.dmp

Filesize
3.3MB

Download
memory/4660-148-0x0000000000000000-mapping.dmp

Download
memory/5084-133-0x0000000000000000-mapping.dmp

Download
memory/5116-143-0x0000000000000000-mapping.dmp

Download