db30031ac2350fac288fd7cfaa79c89b8361d52b8a3ef9cf4cd556bf54dd1c29

Analysis

max time kernel
90s
max time network
47s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
20-10-2022 08:00

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General

Target

db30031ac2350fac288fd7cfaa79c89b8361d52b8a3ef9cf4cd556bf54dd1c29.exe
Size

77KB
MD5

55905a9509164d8e61cb2f63ef28abc0
SHA1

e6eece8bea7f3e3293147a48602a5d266449b262
SHA256

db30031ac2350fac288fd7cfaa79c89b8361d52b8a3ef9cf4cd556bf54dd1c29
SHA512

70bc912a8491e7764a51bdc7d85fad153b3f1e26340cfe117ede1f21407b58e1d557a42f37f9b467b4009bcd00747cd906ed5b32025ecc07f80bf5778f064917
SSDEEP

1536:WugQaa7XMEcvjGkoEB2xpGvM1r0/nriD:bgQaajVcz7hGr

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\skype.dat"	svchost.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1736	db30031ac2350fac288fd7cfaa79c89b8361d52b8a3ef9cf4cd556bf54dd1c29.exe
1424	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1736	db30031ac2350fac288fd7cfaa79c89b8361d52b8a3ef9cf4cd556bf54dd1c29.exe
1736	db30031ac2350fac288fd7cfaa79c89b8361d52b8a3ef9cf4cd556bf54dd1c29.exe

C:\Users\Admin\AppData\Local\Temp\db30031ac2350fac288fd7cfaa79c89b8361d52b8a3ef9cf4cd556bf54dd1c29.exe
"C:\Users\Admin\AppData\Local\Temp\db30031ac2350fac288fd7cfaa79c89b8361d52b8a3ef9cf4cd556bf54dd1c29.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: MapViewOfSection
PID:1736

C:\Windows\syswow64\svchost.exe
"C:\Windows\syswow64\svchost.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:1424

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1432-59-0x0000000076EF0000-0x0000000077099000-memory.dmp

Filesize
1.7MB

Download
memory/1432-61-0x00000000021E0000-0x00000000021E7000-memory.dmp

Filesize
28KB

Download
memory/1736-54-0x0000000075DA1000-0x0000000075DA3000-memory.dmp

Filesize
8KB

Download
memory/1736-55-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1736-56-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1736-57-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1736-58-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download