6155e358ce7b6138316ad803d10113518aee78e24d75efc7a608d59903dede37

Analysis

max time kernel
149s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2023 22:52

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General

Target

062e337cde1f1138e739fdb92b7e6e42.exe
Size

48KB
MD5

062e337cde1f1138e739fdb92b7e6e42
SHA1

03baf659729c89d33c29252925cd35691a7b5efe
SHA256

6155e358ce7b6138316ad803d10113518aee78e24d75efc7a608d59903dede37
SHA512

aa968bd8a74806d50c4651bdc888efeb70008226ca3df7a13e95b20ff46861a8f94bde7eaa4c9072570ddd6918192fa3cf608b728b158352d3d66878695ed97f
SSDEEP

1536:h0t2Gv0M6ab3cMGOB3w6yWBWcndBnrD0Ol26pWY:u2Gv0M6abME1rWcdZ/ll26pz

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\system32\\ntos.exe,"	062e337cde1f1138e739fdb92b7e6e42.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ntos.exe	062e337cde1f1138e739fdb92b7e6e42.exe
File created	C:\Windows\SysWOW64\ntos.exe	062e337cde1f1138e739fdb92b7e6e42.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2020	062e337cde1f1138e739fdb92b7e6e42.exe
2020	062e337cde1f1138e739fdb92b7e6e42.exe
2020	062e337cde1f1138e739fdb92b7e6e42.exe
2020	062e337cde1f1138e739fdb92b7e6e42.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2020	062e337cde1f1138e739fdb92b7e6e42.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87
PID 2020 wrote to memory of 612	2020	062e337cde1f1138e739fdb92b7e6e42.exe	87

C:\Users\Admin\AppData\Local\Temp\062e337cde1f1138e739fdb92b7e6e42.exe
"C:\Users\Admin\AppData\Local\Temp\062e337cde1f1138e739fdb92b7e6e42.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2020

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:612

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/612-11-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/612-36-0x000000002C650000-0x000000002C675000-memory.dmp

Filesize
148KB

Download
memory/612-51-0x000000002C6E0000-0x000000002C705000-memory.dmp

Filesize
148KB

Download
memory/612-46-0x000000002C6B0000-0x000000002C6D5000-memory.dmp

Filesize
148KB

Download
memory/612-41-0x000000002C680000-0x000000002C6A5000-memory.dmp

Filesize
148KB

Download
memory/612-61-0x000000002C740000-0x000000002C765000-memory.dmp

Filesize
148KB

Download
memory/612-66-0x000000002C770000-0x000000002C795000-memory.dmp

Filesize
148KB

Download
memory/612-71-0x000000002C7A0000-0x000000002C7C5000-memory.dmp

Filesize
148KB

Download
memory/612-76-0x000000002C7D0000-0x000000002C7F5000-memory.dmp

Filesize
148KB

Download
memory/612-86-0x000000002C830000-0x000000002C855000-memory.dmp

Filesize
148KB

Download
memory/612-91-0x000000002C860000-0x000000002C885000-memory.dmp

Filesize
148KB

Download
memory/612-101-0x000000002C8C0000-0x000000002C8E5000-memory.dmp

Filesize
148KB

Download
memory/612-106-0x000000002C8F0000-0x000000002C915000-memory.dmp

Filesize
148KB

Download
memory/612-116-0x000000002C950000-0x000000002C975000-memory.dmp

Filesize
148KB

Download
memory/612-121-0x000000002C980000-0x000000002C9A5000-memory.dmp

Filesize
148KB

Download
memory/612-111-0x000000002C920000-0x000000002C945000-memory.dmp

Filesize
148KB

Download
memory/612-126-0x000000002C9B0000-0x000000002C9D5000-memory.dmp

Filesize
148KB

Download
memory/612-136-0x000000002CA10000-0x000000002CA35000-memory.dmp

Filesize
148KB

Download
memory/612-141-0x000000002CA40000-0x000000002CA65000-memory.dmp

Filesize
148KB

Download
memory/612-151-0x000000002CAA0000-0x000000002CAC5000-memory.dmp

Filesize
148KB

Download
memory/612-156-0x000000002CAD0000-0x000000002CAF5000-memory.dmp

Filesize
148KB

Download
memory/612-161-0x000000002CB00000-0x000000002CB25000-memory.dmp

Filesize
148KB

Download
memory/612-171-0x000000002CB60000-0x000000002CB85000-memory.dmp

Filesize
148KB

Download
memory/612-176-0x000000002CB90000-0x000000002CBB5000-memory.dmp

Filesize
148KB

Download
memory/612-186-0x000000002CBF0000-0x000000002CC15000-memory.dmp

Filesize
148KB

Download
memory/612-191-0x000000002CC20000-0x000000002CC45000-memory.dmp

Filesize
148KB

Download
memory/612-196-0x000000002CC50000-0x000000002CC75000-memory.dmp

Filesize
148KB

Download
memory/612-206-0x000000002CCB0000-0x000000002CCD5000-memory.dmp

Filesize
148KB

Download
memory/612-211-0x000000002CCE0000-0x000000002CD05000-memory.dmp

Filesize
148KB

Download
memory/612-221-0x000000002CD40000-0x000000002CD65000-memory.dmp

Filesize
148KB

Download
memory/612-231-0x000000002CDA0000-0x000000002CDC5000-memory.dmp

Filesize
148KB

Download
memory/612-226-0x000000002CD70000-0x000000002CD95000-memory.dmp

Filesize
148KB

Download
memory/612-241-0x000000002CE00000-0x000000002CE25000-memory.dmp

Filesize
148KB

Download
memory/612-246-0x000000002CE30000-0x000000002CE55000-memory.dmp

Filesize
148KB

Download
memory/612-256-0x000000002CE90000-0x000000002CEB5000-memory.dmp

Filesize
148KB

Download
memory/612-261-0x000000002CEC0000-0x000000002CEE5000-memory.dmp

Filesize
148KB

Download
memory/612-266-0x000000002CEF0000-0x000000002CF15000-memory.dmp

Filesize
148KB

Download
memory/612-276-0x000000002CF50000-0x000000002CF75000-memory.dmp

Filesize
148KB

Download
memory/612-281-0x000000002CF80000-0x000000002CFA5000-memory.dmp

Filesize
148KB

Download
memory/612-271-0x000000002CF20000-0x000000002CF45000-memory.dmp

Filesize
148KB

Download
memory/612-286-0x000000002CFB0000-0x000000002CFD5000-memory.dmp

Filesize
148KB

Download
memory/612-296-0x000000002D010000-0x000000002D035000-memory.dmp

Filesize
148KB

Download
memory/612-301-0x000000002D040000-0x000000002D065000-memory.dmp

Filesize
148KB

Download
memory/612-311-0x000000002D0A0000-0x000000002D0C5000-memory.dmp

Filesize
148KB

Download
memory/612-306-0x000000002D070000-0x000000002D095000-memory.dmp

Filesize
148KB

Download
memory/612-316-0x000000002D0D0000-0x000000002D0F5000-memory.dmp

Filesize
148KB

Download
memory/612-321-0x000000002D100000-0x000000002D125000-memory.dmp

Filesize
148KB

Download
memory/612-291-0x000000002CFE0000-0x000000002D005000-memory.dmp

Filesize
148KB

Download
memory/612-251-0x000000002CE60000-0x000000002CE85000-memory.dmp

Filesize
148KB

Download
memory/612-236-0x000000002CDD0000-0x000000002CDF5000-memory.dmp

Filesize
148KB

Download
memory/612-216-0x000000002CD10000-0x000000002CD35000-memory.dmp

Filesize
148KB

Download
memory/612-201-0x000000002CC80000-0x000000002CCA5000-memory.dmp

Filesize
148KB

Download
memory/612-181-0x000000002CBC0000-0x000000002CBE5000-memory.dmp

Filesize
148KB

Download
memory/612-166-0x000000002CB30000-0x000000002CB55000-memory.dmp

Filesize
148KB

Download
memory/612-146-0x000000002CA70000-0x000000002CA95000-memory.dmp

Filesize
148KB

Download
memory/612-131-0x000000002C9E0000-0x000000002CA05000-memory.dmp

Filesize
148KB

Download
memory/612-96-0x000000002C890000-0x000000002C8B5000-memory.dmp

Filesize
148KB

Download
memory/612-81-0x000000002C800000-0x000000002C825000-memory.dmp

Filesize
148KB

Download
memory/612-56-0x000000002C710000-0x000000002C735000-memory.dmp

Filesize
148KB

Download
memory/612-31-0x000000002C620000-0x000000002C645000-memory.dmp

Filesize
148KB

Download
memory/612-26-0x000000002C5F0000-0x000000002C615000-memory.dmp

Filesize
148KB

Download
memory/612-21-0x000000002C5C0000-0x000000002C5E5000-memory.dmp

Filesize
148KB

Download
memory/612-16-0x000000002C590000-0x000000002C5B5000-memory.dmp

Filesize
148KB

Download
memory/2020-0-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2020-1-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2020-2-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download