a130efba2912e6359ce86f25e7ae1a52a7f3176752bf14b39c9c277f6d8b6d78

Analysis

max time kernel
45s
max time network
50s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
20/10/2022, 08:22

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General

Target

a130efba2912e6359ce86f25e7ae1a52a7f3176752bf14b39c9c277f6d8b6d78.exe
Size

96KB
MD5

70f791cc0fc1d02883328038dd5f4b00
SHA1

7b71e389a251b56761a17d2dab326848dacb06b8
SHA256

a130efba2912e6359ce86f25e7ae1a52a7f3176752bf14b39c9c277f6d8b6d78
SHA512

fb3f378fb6cabb733ce9a83a15f17181fe474070f0bd12bb221a3b79e82b6303e53b42b1e213eab988c0046bf99ceac096e8410964deb442e8f68d3393711f6c
SSDEEP

1536:r5Q/1ioFXIH3CH+5/9cz4veQOBOtLKCDyd8NKbWK43yRgY9+WgkfS6wl09tE5N9J:r5+igXoyecz4veQOBO9DsbWK43LYEkf0

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-1-5-21-4063495947-34355257-727531523-1000\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
1340	a130efba2912e6359ce86f25e7ae1a52a7f3176752bf14b39c9c277f6d8b6d78.exe
820	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1340	a130efba2912e6359ce86f25e7ae1a52a7f3176752bf14b39c9c277f6d8b6d78.exe
1340	a130efba2912e6359ce86f25e7ae1a52a7f3176752bf14b39c9c277f6d8b6d78.exe

C:\Users\Admin\AppData\Local\Temp\a130efba2912e6359ce86f25e7ae1a52a7f3176752bf14b39c9c277f6d8b6d78.exe
"C:\Users\Admin\AppData\Local\Temp\a130efba2912e6359ce86f25e7ae1a52a7f3176752bf14b39c9c277f6d8b6d78.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: MapViewOfSection
PID:1340

C:\Windows\syswow64\svchost.exe
"C:\Windows\syswow64\svchost.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:820

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/820-58-0x00000000758B1000-0x00000000758B3000-memory.dmp

Filesize
8KB

Download
memory/1340-54-0x00000000002D0000-0x00000000002D4000-memory.dmp

Filesize
16KB

Download
memory/1340-55-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1340-56-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1340-57-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download
memory/1392-59-0x0000000077190000-0x0000000077339000-memory.dmp

Filesize
1.7MB

Download
memory/1392-60-0x0000000002660000-0x0000000002667000-memory.dmp

Filesize
28KB

Download