e11019c6c746ee177627d14dd8f9532a7594fd7c5ae80d6604466fff6271dd87

Analysis

max time kernel
123s
max time network
147s
platform
windows10_x64
resource
win10-en-20211104
submitted
01-12-2021 09:48

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

fbc3f3a7f0f45884391344b59f3be525~.exe
Size

685KB
MD5

545a4dd9df628154e366b4d6d2cd0d8a
SHA1

8f4119a2b2dbfbd30176fe1dac214f6cad5c4561
SHA256

b04bbb925d5f966d67fbfe7bbd2531e8891b1eb275ef8140006bc48d10e66171
SHA512

ff7fe6d0aae893226bd277c13509584f0169a8804fa85ece1de149e49d9dde379cb1d50990636a5592bbf9abf175e5d5c00344b632183c020ba16556406676f1

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

fbc3f3a7f0f45884391344b59f3be525~.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows\CurrentVersion\Run\Juknwfue = "C:\\Users\\Admin\\Contacts\\eufwnkuJ.url"	fbc3f3a7f0f45884391344b59f3be525~.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

500 4348 WerFault.exe fbc3f3a7f0f45884391344b59f3be525~.exe

pid	pid_target	process	target process
500	4348	WerFault.exe	fbc3f3a7f0f45884391344b59f3be525~.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

WerFault.exe

pid	process
500	WerFault.exe
500	WerFault.exe
500	WerFault.exe
500	WerFault.exe
500	WerFault.exe
500	WerFault.exe
500	WerFault.exe
500	WerFault.exe
500	WerFault.exe
500	WerFault.exe
500	WerFault.exe
500	WerFault.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

WerFault.exe

description pid process

Token: SeRestorePrivilege 500 WerFault.exe
Token: SeBackupPrivilege 500 WerFault.exe
Token: SeDebugPrivilege 500 WerFault.exe

description	pid	process
Token: SeRestorePrivilege	500	WerFault.exe
Token: SeBackupPrivilege	500	WerFault.exe
Token: SeDebugPrivilege	500	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\fbc3f3a7f0f45884391344b59f3be525~.exe
"C:\Users\Admin\AppData\Local\Temp\fbc3f3a7f0f45884391344b59f3be525~.exe"
1⤵
- Adds Run key to start application
PID:4348

C:\Windows\SysWOW64\mobsync.exe
C:\Windows\System32\mobsync.exe
2⤵
PID:4528

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4348 -s 1892
2⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:500

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

memory/4348-118-0x00000000024A1000-0x00000000024B2000-memory.dmp

Filesize
68KB

Download
memory/4348-119-0x00000000024B2000-0x00000000024B3000-memory.dmp

Filesize
4KB

Download
memory/4348-120-0x00000000022D0000-0x00000000022D1000-memory.dmp

Filesize
4KB

Download