51e923d1f56a34c668e2f1d5e6e6d2751a3fa9b6f772dfa44f71c9a4f4ad47bd

Analysis

max time kernel
48s
max time network
33s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
01/12/2022, 04:32

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General

Target

51e923d1f56a34c668e2f1d5e6e6d2751a3fa9b6f772dfa44f71c9a4f4ad47bd.exe
Size

104KB
MD5

9b39c62a3880483c6b6c3a43c9ce79ce
SHA1

9e6e344f9390022e9cac676fb61aeec20f7fc0ea
SHA256

51e923d1f56a34c668e2f1d5e6e6d2751a3fa9b6f772dfa44f71c9a4f4ad47bd
SHA512

07dd26509102b07c3ab40270dc72b56ee9c2f1ea4db105059b633feb1187aaca3e9246b086f76edad48d6d8d5827b7162cb1f924685d7846b93154dd7451c6de
SSDEEP

1536:8jz9uWp5TyYTxdNTuSgxmVoFwLSoAi1lwteyHKCqHfdDKRHTHRHTYRHT:8jz9lHNXgxmVoFJ0lwKflmdTdEd

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-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\cache.dat"	svchost.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1796	51e923d1f56a34c668e2f1d5e6e6d2751a3fa9b6f772dfa44f71c9a4f4ad47bd.exe
732	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1796	51e923d1f56a34c668e2f1d5e6e6d2751a3fa9b6f772dfa44f71c9a4f4ad47bd.exe
1796	51e923d1f56a34c668e2f1d5e6e6d2751a3fa9b6f772dfa44f71c9a4f4ad47bd.exe

C:\Users\Admin\AppData\Local\Temp\51e923d1f56a34c668e2f1d5e6e6d2751a3fa9b6f772dfa44f71c9a4f4ad47bd.exe
"C:\Users\Admin\AppData\Local\Temp\51e923d1f56a34c668e2f1d5e6e6d2751a3fa9b6f772dfa44f71c9a4f4ad47bd.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: MapViewOfSection
PID:1796

C:\Windows\syswow64\svchost.exe
"C:\Windows\syswow64\svchost.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:732

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/1272-58-0x0000000077A40000-0x0000000077BE9000-memory.dmp

Filesize
1.7MB

Download
memory/1272-59-0x0000000002260000-0x0000000002268000-memory.dmp

Filesize
32KB

Download
memory/1272-61-0x0000000077A40000-0x0000000077BE9000-memory.dmp

Filesize
1.7MB

Download
memory/1796-54-0x0000000075C81000-0x0000000075C83000-memory.dmp

Filesize
8KB

Download
memory/1796-55-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1796-56-0x0000000000230000-0x0000000000249000-memory.dmp

Filesize
100KB

Download
memory/1796-57-0x0000000000230000-0x0000000000249000-memory.dmp

Filesize
100KB

Download