8887b8d605199246e89e5a7b7c4096c8d25730504fc3d1054962aa7f2e9363ca

Analysis

max time kernel
131s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
30/10/2022, 16:37

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General

Target

8887b8d605199246e89e5a7b7c4096c8d25730504fc3d1054962aa7f2e9363ca.exe
Size

80KB
MD5

822dacc7534b8389dca55cb52df3abb0
SHA1

7c787f2147ad58e810e24ec900e87750c6c4b873
SHA256

8887b8d605199246e89e5a7b7c4096c8d25730504fc3d1054962aa7f2e9363ca
SHA512

0e33264a9e14b129be9a38cf52be8ba19c5e78b6ea1d107761f66fd32257aec9a7af7c2efb7b77dd56b11e5b94c26f752db3827078da7f9bd7791539dcf28277
SSDEEP

1536:aI0vo8+wBW7w+NlRSab43E0ZS9skC7lu5L/Odgc9zW:cvok+vMab4joskQuhOWe

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
908	8887b8d605199246e89e5a7b7c4096c8d25730504fc3d1054962aa7f2e9363ca.exe
1408	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
908	8887b8d605199246e89e5a7b7c4096c8d25730504fc3d1054962aa7f2e9363ca.exe
908	8887b8d605199246e89e5a7b7c4096c8d25730504fc3d1054962aa7f2e9363ca.exe

C:\Users\Admin\AppData\Local\Temp\8887b8d605199246e89e5a7b7c4096c8d25730504fc3d1054962aa7f2e9363ca.exe
"C:\Users\Admin\AppData\Local\Temp\8887b8d605199246e89e5a7b7c4096c8d25730504fc3d1054962aa7f2e9363ca.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: MapViewOfSection
PID:908

C:\Windows\syswow64\svchost.exe
"C:\Windows\syswow64\svchost.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:1408

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/908-54-0x00000000751A1000-0x00000000751A3000-memory.dmp

Filesize
8KB

Download
memory/908-56-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/908-55-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/908-57-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/908-58-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/1216-59-0x00000000772E0000-0x0000000077489000-memory.dmp

Filesize
1.7MB

Download
memory/1216-60-0x0000000002AD0000-0x0000000002AD7000-memory.dmp

Filesize
28KB

Download