b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834

Analysis

max time kernel
144s
max time network
204s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 21:11

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General

Target

b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
Size

139KB
MD5

4efb38557fd2e8a1192f21ec26a2a1f9
SHA1

1d840b857527802fdc86345f8837f2099df27252
SHA256

b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834
SHA512

9d0201fb1b656cd5424f2037e6caaace6af47431d3d41dfa9f05691ac608321a5bfab6edc0321eed40d41837aeaef1cc8d538c3e61164fd8fd9c9f80df733074
SSDEEP

3072:/N9H5mavvcICozr2s3oWfFKAuEVhUnfe2pzZSNQjelpHQ7F0Bpy:jZr2s/2EVhUnFNSuopHIF

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Run	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\CE8SIIFGSU = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe"	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe

Drops file in Windows directory 1 IoCs

Processes:

b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe

description	ioc	process
File created	C:\Windows\Tasks\{22116563-108C-42c0-A7CE-60161B75E508}.job	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2316 4232 WerFault.exe b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe

pid	pid_target	process	target process
2316	4232	WerFault.exe	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Internet Explorer\Main	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe

pid	process
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
4232	b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe

C:\Users\Admin\AppData\Local\Temp\b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe
"C:\Users\Admin\AppData\Local\Temp\b7fc35483ecf0dd62b0717cd803c6da3cf23705930300d7b905bf1396c44c834.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
PID:4232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4232 -s 880
2⤵
- Program crash
PID:2316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4232 -ip 4232
1⤵
PID:1092

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

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Downloads

memory/4232-133-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4232-132-0x0000000002170000-0x0000000002197000-memory.dmp

Filesize
156KB

Download
memory/4232-134-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4232-135-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download