cff0ba7d0d7e13a478b65e3968fe7bfb5b826a29856d90c81d8f519622a8c7a1

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2023 02:37

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General

Target

0061a1551ef63e2d130148bf01cb12b2.exe
Size

517KB
MD5

0061a1551ef63e2d130148bf01cb12b2
SHA1

61c557b998189e1eb7c009ac6b82ac1d59c37e8f
SHA256

cff0ba7d0d7e13a478b65e3968fe7bfb5b826a29856d90c81d8f519622a8c7a1
SHA512

de1010680a739c7ee26118f8d5d12ba67265dfa73f19fbdf1dc838dd44e700a753c8b688166f00d226132291a49a0b1a882103469047f2ff7a83b6fb78fd6800
SSDEEP

12288:S9xJoNTT5XX8p5GNOc09ZXArdiRO3pVCxcNna7VaXC5:S9xsHZYuF09ZXAro43pVCq9aJd5

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\\sdra64.exe,"	0061a1551ef63e2d130148bf01cb12b2.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\sdra64.exe	0061a1551ef63e2d130148bf01cb12b2.exe
File opened for modification	C:\Windows\SysWOW64\sdra64.exe	0061a1551ef63e2d130148bf01cb12b2.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1912	0061a1551ef63e2d130148bf01cb12b2.exe
1912	0061a1551ef63e2d130148bf01cb12b2.exe
1912	0061a1551ef63e2d130148bf01cb12b2.exe
1912	0061a1551ef63e2d130148bf01cb12b2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1912	0061a1551ef63e2d130148bf01cb12b2.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5
PID 1912 wrote to memory of 616	1912	0061a1551ef63e2d130148bf01cb12b2.exe	5

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:616

C:\Users\Admin\AppData\Local\Temp\0061a1551ef63e2d130148bf01cb12b2.exe
"C:\Users\Admin\AppData\Local\Temp\0061a1551ef63e2d130148bf01cb12b2.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1912

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/616-10-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/616-15-0x00000000101B0000-0x00000000101C7000-memory.dmp

Filesize
92KB

Download
memory/616-20-0x00000000101D0000-0x00000000101E7000-memory.dmp

Filesize
92KB

Download
memory/616-25-0x00000000101F0000-0x0000000010207000-memory.dmp

Filesize
92KB

Download
memory/616-30-0x0000000010210000-0x0000000010227000-memory.dmp

Filesize
92KB

Download
memory/616-35-0x0000000010230000-0x0000000010247000-memory.dmp

Filesize
92KB

Download
memory/616-40-0x0000000010250000-0x0000000010267000-memory.dmp

Filesize
92KB

Download
memory/616-45-0x0000000010270000-0x0000000010287000-memory.dmp

Filesize
92KB

Download
memory/616-50-0x0000000010290000-0x00000000102A7000-memory.dmp

Filesize
92KB

Download
memory/616-55-0x00000000102B0000-0x00000000102C7000-memory.dmp

Filesize
92KB

Download
memory/616-60-0x00000000102D0000-0x00000000102E7000-memory.dmp

Filesize
92KB

Download
memory/616-65-0x00000000102F0000-0x0000000010307000-memory.dmp

Filesize
92KB

Download
memory/616-70-0x0000000010310000-0x0000000010327000-memory.dmp

Filesize
92KB

Download
memory/616-75-0x0000000010330000-0x0000000010347000-memory.dmp

Filesize
92KB

Download
memory/616-80-0x0000000010350000-0x0000000010367000-memory.dmp

Filesize
92KB

Download
memory/616-85-0x0000000010370000-0x0000000010387000-memory.dmp

Filesize
92KB

Download
memory/616-90-0x0000000010390000-0x00000000103A7000-memory.dmp

Filesize
92KB

Download
memory/616-95-0x00000000103B0000-0x00000000103C7000-memory.dmp

Filesize
92KB

Download
memory/616-100-0x00000000103D0000-0x00000000103E7000-memory.dmp

Filesize
92KB

Download
memory/616-105-0x00000000103F0000-0x0000000010407000-memory.dmp

Filesize
92KB

Download
memory/616-110-0x0000000010410000-0x0000000010427000-memory.dmp

Filesize
92KB

Download
memory/616-115-0x0000000010430000-0x0000000010447000-memory.dmp

Filesize
92KB

Download
memory/616-120-0x0000000010450000-0x0000000010467000-memory.dmp

Filesize
92KB

Download
memory/616-125-0x0000000010470000-0x0000000010487000-memory.dmp

Filesize
92KB

Download
memory/616-130-0x0000000010490000-0x00000000104A7000-memory.dmp

Filesize
92KB

Download
memory/616-135-0x00000000104B0000-0x00000000104C7000-memory.dmp

Filesize
92KB

Download
memory/616-140-0x00000000104D0000-0x00000000104E7000-memory.dmp

Filesize
92KB

Download
memory/616-145-0x00000000104F0000-0x0000000010507000-memory.dmp

Filesize
92KB

Download
memory/616-150-0x0000000010510000-0x0000000010527000-memory.dmp

Filesize
92KB

Download
memory/616-155-0x0000000010530000-0x0000000010547000-memory.dmp

Filesize
92KB

Download
memory/616-160-0x0000000010550000-0x0000000010567000-memory.dmp

Filesize
92KB

Download
memory/616-165-0x0000000010570000-0x0000000010587000-memory.dmp

Filesize
92KB

Download
memory/616-170-0x0000000010590000-0x00000000105A7000-memory.dmp

Filesize
92KB

Download
memory/616-175-0x00000000105B0000-0x00000000105C7000-memory.dmp

Filesize
92KB

Download
memory/616-180-0x00000000105D0000-0x00000000105E7000-memory.dmp

Filesize
92KB

Download
memory/616-185-0x00000000105F0000-0x0000000010607000-memory.dmp

Filesize
92KB

Download
memory/616-190-0x0000000010610000-0x0000000010627000-memory.dmp

Filesize
92KB

Download
memory/616-195-0x0000000010630000-0x0000000010647000-memory.dmp

Filesize
92KB

Download
memory/616-200-0x0000000010650000-0x0000000010667000-memory.dmp

Filesize
92KB

Download
memory/616-205-0x0000000010670000-0x0000000010687000-memory.dmp

Filesize
92KB

Download
memory/616-210-0x0000000010690000-0x00000000106A7000-memory.dmp

Filesize
92KB

Download
memory/616-215-0x00000000106B0000-0x00000000106C7000-memory.dmp

Filesize
92KB

Download
memory/616-220-0x00000000106D0000-0x00000000106E7000-memory.dmp

Filesize
92KB

Download
memory/616-225-0x00000000106F0000-0x0000000010707000-memory.dmp

Filesize
92KB

Download
memory/616-230-0x0000000010710000-0x0000000010727000-memory.dmp

Filesize
92KB

Download
memory/616-235-0x0000000010730000-0x0000000010747000-memory.dmp

Filesize
92KB

Download
memory/616-240-0x0000000010750000-0x0000000010767000-memory.dmp

Filesize
92KB

Download
memory/616-245-0x0000000010770000-0x0000000010787000-memory.dmp

Filesize
92KB

Download
memory/616-250-0x0000000010790000-0x00000000107A7000-memory.dmp

Filesize
92KB

Download
memory/616-255-0x00000000107B0000-0x00000000107C7000-memory.dmp

Filesize
92KB

Download
memory/616-260-0x00000000107D0000-0x00000000107E7000-memory.dmp

Filesize
92KB

Download
memory/616-265-0x00000000107F0000-0x0000000010807000-memory.dmp

Filesize
92KB

Download
memory/616-270-0x0000000010810000-0x0000000010827000-memory.dmp

Filesize
92KB

Download
memory/616-275-0x0000000010830000-0x0000000010847000-memory.dmp

Filesize
92KB

Download
memory/616-280-0x0000000010850000-0x0000000010867000-memory.dmp

Filesize
92KB

Download
memory/616-285-0x0000000010870000-0x0000000010887000-memory.dmp

Filesize
92KB

Download
memory/616-290-0x0000000010890000-0x00000000108A7000-memory.dmp

Filesize
92KB

Download
memory/616-295-0x00000000108B0000-0x00000000108C7000-memory.dmp

Filesize
92KB

Download
memory/616-300-0x00000000108D0000-0x00000000108E7000-memory.dmp

Filesize
92KB

Download
memory/616-305-0x00000000108F0000-0x0000000010907000-memory.dmp

Filesize
92KB

Download
memory/616-310-0x0000000010910000-0x0000000010927000-memory.dmp

Filesize
92KB

Download
memory/616-315-0x0000000010930000-0x0000000010947000-memory.dmp

Filesize
92KB

Download
memory/616-320-0x0000000010950000-0x0000000010967000-memory.dmp

Filesize
92KB

Download
memory/616-325-0x0000000010970000-0x0000000010987000-memory.dmp

Filesize
92KB

Download
memory/1912-0-0x0000000000680000-0x0000000000690000-memory.dmp

Filesize
64KB

Download
memory/1912-1-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download