a4dea5489823b16cc2de7fd80a1e77a0ef7045a384806ef16daadc0aec2d34c7

Analysis

max time kernel
223s
max time network
333s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
23/11/2022, 22:15

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General

Target

a4dea5489823b16cc2de7fd80a1e77a0ef7045a384806ef16daadc0aec2d34c7.exe
Size

71KB
MD5

4cd63b57c92d9c04f153cc3fb3d829b0
SHA1

12d3d94100f7a4547bc24ff94a5ee7492f99e837
SHA256

a4dea5489823b16cc2de7fd80a1e77a0ef7045a384806ef16daadc0aec2d34c7
SHA512

9ed20d90c40f0895a98f4c368787598dd063b5204bf8759e8494c12e59489688a867b0a23911adfbf8e006f9b18bdd4b6b9ee02925fd6bb09dfd9f9fce5446df
SSDEEP

768:ECPKxHi6RJXIgyJPP9qSaziRM88VWLZQ4Dp9VMXxZmX1kfX4z5iUFBfr5lY5Tz:3ctIdP92Kt+WL7HMXiuPmrBj5lY5f

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-1-5-21-1214520366-621468234-4062160515-1000\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
288	a4dea5489823b16cc2de7fd80a1e77a0ef7045a384806ef16daadc0aec2d34c7.exe
436	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
288	a4dea5489823b16cc2de7fd80a1e77a0ef7045a384806ef16daadc0aec2d34c7.exe
288	a4dea5489823b16cc2de7fd80a1e77a0ef7045a384806ef16daadc0aec2d34c7.exe

C:\Users\Admin\AppData\Local\Temp\a4dea5489823b16cc2de7fd80a1e77a0ef7045a384806ef16daadc0aec2d34c7.exe
"C:\Users\Admin\AppData\Local\Temp\a4dea5489823b16cc2de7fd80a1e77a0ef7045a384806ef16daadc0aec2d34c7.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: MapViewOfSection
PID:288

C:\Windows\syswow64\svchost.exe
"C:\Windows\syswow64\svchost.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:436

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/288-54-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/288-55-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/288-56-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/288-57-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/436-60-0x0000000074DA1000-0x0000000074DA3000-memory.dmp

Filesize
8KB

Download
memory/1264-58-0x0000000076DC0000-0x0000000076F69000-memory.dmp

Filesize
1.7MB

Download
memory/1264-59-0x0000000002980000-0x0000000002987000-memory.dmp

Filesize
28KB

Download
memory/1264-61-0x0000000076DC0000-0x0000000076F69000-memory.dmp

Filesize
1.7MB

Download