3eb206d7c48c600ebaca21c0578da0a63c1de49701f0a75f3e3423a78eaa1546

Analysis

max time kernel
164s
max time network
173s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2024, 09:27

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General

Target

5032e3b3dfa3ac03cdeed3ef90843be9.exe
Size

43KB
MD5

5032e3b3dfa3ac03cdeed3ef90843be9
SHA1

71807f41c7cd1d357e9574a9f259967167bc7d96
SHA256

3eb206d7c48c600ebaca21c0578da0a63c1de49701f0a75f3e3423a78eaa1546
SHA512

1b51d0196a6d7d9d94f3a2d265c013037a09cd0a9760e7bedca6b3bf3918b4a256c6b3912dbac39d63e09dea3a2cf2ccc5921549f37f175afad3b4ac8382ac34
SSDEEP

768:BHrhfD29PdUxKz3lPo8Qi2JibCQHTpgNszJvQuD3w6oHUcmU3K1dbX18LcJW:BV729PmxK7lAji2gbtzpzzJ/39KPIbXG

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,"	5032e3b3dfa3ac03cdeed3ef90843be9.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ntos.exe	5032e3b3dfa3ac03cdeed3ef90843be9.exe
File opened for modification	C:\Windows\SysWOW64\ntos.exe	5032e3b3dfa3ac03cdeed3ef90843be9.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe
2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe
2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe
2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6
PID 2932 wrote to memory of 580	2932	5032e3b3dfa3ac03cdeed3ef90843be9.exe	6

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:580

C:\Users\Admin\AppData\Local\Temp\5032e3b3dfa3ac03cdeed3ef90843be9.exe
"C:\Users\Admin\AppData\Local\Temp\5032e3b3dfa3ac03cdeed3ef90843be9.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2932

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/580-9-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/580-13-0x0000000002FA0000-0x0000000002FC2000-memory.dmp

Filesize
136KB

Download
memory/580-17-0x0000000002FD0000-0x0000000002FF2000-memory.dmp

Filesize
136KB

Download
memory/580-21-0x0000000003000000-0x0000000003022000-memory.dmp

Filesize
136KB

Download
memory/580-25-0x0000000003030000-0x0000000003052000-memory.dmp

Filesize
136KB

Download
memory/580-29-0x0000000003060000-0x0000000003082000-memory.dmp

Filesize
136KB

Download
memory/580-33-0x0000000003090000-0x00000000030B2000-memory.dmp

Filesize
136KB

Download
memory/580-37-0x00000000030C0000-0x00000000030E2000-memory.dmp

Filesize
136KB

Download
memory/580-41-0x00000000030F0000-0x0000000003112000-memory.dmp

Filesize
136KB

Download
memory/580-45-0x0000000003120000-0x0000000003142000-memory.dmp

Filesize
136KB

Download
memory/580-49-0x0000000003150000-0x0000000003172000-memory.dmp

Filesize
136KB

Download
memory/580-53-0x0000000003180000-0x00000000031A2000-memory.dmp

Filesize
136KB

Download
memory/580-57-0x00000000031B0000-0x00000000031D2000-memory.dmp

Filesize
136KB

Download
memory/580-61-0x00000000031E0000-0x0000000003202000-memory.dmp

Filesize
136KB

Download
memory/580-65-0x0000000003210000-0x0000000003232000-memory.dmp

Filesize
136KB

Download
memory/580-69-0x0000000003240000-0x0000000003262000-memory.dmp

Filesize
136KB

Download
memory/580-73-0x0000000003270000-0x0000000003292000-memory.dmp

Filesize
136KB

Download
memory/580-77-0x00000000032A0000-0x00000000032C2000-memory.dmp

Filesize
136KB

Download
memory/580-81-0x00000000032D0000-0x00000000032F2000-memory.dmp

Filesize
136KB

Download
memory/580-85-0x0000000003300000-0x0000000003322000-memory.dmp

Filesize
136KB

Download
memory/580-89-0x0000000003330000-0x0000000003352000-memory.dmp

Filesize
136KB

Download
memory/580-93-0x0000000003360000-0x0000000003382000-memory.dmp

Filesize
136KB

Download
memory/580-97-0x0000000003390000-0x00000000033B2000-memory.dmp

Filesize
136KB

Download
memory/580-101-0x00000000033C0000-0x00000000033E2000-memory.dmp

Filesize
136KB

Download
memory/580-105-0x00000000033F0000-0x0000000003412000-memory.dmp

Filesize
136KB

Download
memory/580-109-0x0000000003420000-0x0000000003442000-memory.dmp

Filesize
136KB

Download
memory/580-113-0x0000000003450000-0x0000000003472000-memory.dmp

Filesize
136KB

Download
memory/580-117-0x0000000003480000-0x00000000034A2000-memory.dmp

Filesize
136KB

Download
memory/580-121-0x00000000034B0000-0x00000000034D2000-memory.dmp

Filesize
136KB

Download
memory/580-125-0x00000000034E0000-0x0000000003502000-memory.dmp

Filesize
136KB

Download
memory/580-129-0x0000000003510000-0x0000000003532000-memory.dmp

Filesize
136KB

Download
memory/580-133-0x0000000003540000-0x0000000003562000-memory.dmp

Filesize
136KB

Download
memory/580-137-0x0000000003570000-0x0000000003592000-memory.dmp

Filesize
136KB

Download
memory/580-141-0x00000000035A0000-0x00000000035C2000-memory.dmp

Filesize
136KB

Download
memory/580-145-0x00000000035D0000-0x00000000035F2000-memory.dmp

Filesize
136KB

Download
memory/580-149-0x0000000003600000-0x0000000003622000-memory.dmp

Filesize
136KB

Download
memory/580-153-0x0000000003630000-0x0000000003652000-memory.dmp

Filesize
136KB

Download
memory/580-157-0x0000000003660000-0x0000000003682000-memory.dmp

Filesize
136KB

Download
memory/580-161-0x0000000003690000-0x00000000036B2000-memory.dmp

Filesize
136KB

Download
memory/580-165-0x00000000036C0000-0x00000000036E2000-memory.dmp

Filesize
136KB

Download
memory/580-169-0x00000000036F0000-0x0000000003712000-memory.dmp

Filesize
136KB

Download
memory/580-173-0x0000000003720000-0x0000000003742000-memory.dmp

Filesize
136KB

Download
memory/580-177-0x0000000003750000-0x0000000003772000-memory.dmp

Filesize
136KB

Download
memory/580-181-0x0000000003780000-0x00000000037A2000-memory.dmp

Filesize
136KB

Download
memory/580-185-0x00000000037B0000-0x00000000037D2000-memory.dmp

Filesize
136KB

Download
memory/580-189-0x00000000037E0000-0x0000000003802000-memory.dmp

Filesize
136KB

Download
memory/580-193-0x0000000003810000-0x0000000003832000-memory.dmp

Filesize
136KB

Download
memory/580-197-0x0000000003840000-0x0000000003862000-memory.dmp

Filesize
136KB

Download
memory/580-201-0x0000000003870000-0x0000000003892000-memory.dmp

Filesize
136KB

Download
memory/580-205-0x00000000038A0000-0x00000000038C2000-memory.dmp

Filesize
136KB

Download
memory/580-209-0x00000000038D0000-0x00000000038F2000-memory.dmp

Filesize
136KB

Download
memory/580-213-0x0000000003900000-0x0000000003922000-memory.dmp

Filesize
136KB

Download
memory/580-217-0x0000000003930000-0x0000000003952000-memory.dmp

Filesize
136KB

Download
memory/580-221-0x0000000003960000-0x0000000003982000-memory.dmp

Filesize
136KB

Download
memory/580-225-0x0000000003990000-0x00000000039B2000-memory.dmp

Filesize
136KB

Download
memory/580-229-0x00000000039C0000-0x00000000039E2000-memory.dmp

Filesize
136KB

Download
memory/580-233-0x00000000039F0000-0x0000000003A12000-memory.dmp

Filesize
136KB

Download
memory/580-237-0x0000000003A20000-0x0000000003A42000-memory.dmp

Filesize
136KB

Download
memory/580-241-0x0000000003A50000-0x0000000003A72000-memory.dmp

Filesize
136KB

Download
memory/580-245-0x0000000003A80000-0x0000000003AA2000-memory.dmp

Filesize
136KB

Download
memory/580-253-0x0000000003AE0000-0x0000000003B02000-memory.dmp

Filesize
136KB

Download
memory/580-249-0x0000000003AB0000-0x0000000003AD2000-memory.dmp

Filesize
136KB

Download
memory/580-257-0x0000000003B10000-0x0000000003B32000-memory.dmp

Filesize
136KB

Download
memory/580-261-0x0000000003B40000-0x0000000003B62000-memory.dmp

Filesize
136KB

Download
memory/2932-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2932-1-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download