e661ac5fc49c42a8e9badcdf4a98a10839449ed16f2367dc81be90118b2329db

Analysis

max time kernel
43s
max time network
47s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
30/10/2022, 11:49

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General

Target

e661ac5fc49c42a8e9badcdf4a98a10839449ed16f2367dc81be90118b2329db.exe
Size

116KB
MD5

9348a065479967ef1eceb9e6c0b6db00
SHA1

e370c20d275c534e6ea41a6036b32d5b68f7fe26
SHA256

e661ac5fc49c42a8e9badcdf4a98a10839449ed16f2367dc81be90118b2329db
SHA512

dc335075e158562978beb8d7498550c955a6260539dfd963bf3314039c644905dc54a043cfb7f16b52427ac3fd23f4bf1506d63a7fd785a76e4b68fd709a9c77
SSDEEP

1536:P3YEw5sf/TuslXpoc8dPQMANtIrl3oz+X+qhxB6UTeT1QzKwa+cKzBUcy6:q5sHqBcGO6+qx6USJQ7dUc

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
1672	e661ac5fc49c42a8e9badcdf4a98a10839449ed16f2367dc81be90118b2329db.exe
1520	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1672	e661ac5fc49c42a8e9badcdf4a98a10839449ed16f2367dc81be90118b2329db.exe
1672	e661ac5fc49c42a8e9badcdf4a98a10839449ed16f2367dc81be90118b2329db.exe

C:\Users\Admin\AppData\Local\Temp\e661ac5fc49c42a8e9badcdf4a98a10839449ed16f2367dc81be90118b2329db.exe
"C:\Users\Admin\AppData\Local\Temp\e661ac5fc49c42a8e9badcdf4a98a10839449ed16f2367dc81be90118b2329db.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: MapViewOfSection
PID:1672

C:\Windows\syswow64\svchost.exe
"C:\Windows\syswow64\svchost.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of NtSetInformationThreadHideFromDebugger
PID:1520

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/1236-59-0x0000000076DD0000-0x0000000076F79000-memory.dmp

Filesize
1.7MB

Download
memory/1236-60-0x00000000025A0000-0x00000000025A7000-memory.dmp

Filesize
28KB

Download
memory/1520-58-0x0000000075111000-0x0000000075113000-memory.dmp

Filesize
8KB

Download
memory/1672-54-0x0000000000220000-0x0000000000224000-memory.dmp

Filesize
16KB

Download
memory/1672-55-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1672-56-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1672-57-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download