75fe6870c215fb534ec249e637b4450bf5ca06f2ac3a784d08b2f8ebe45d1fdd

Analysis

max time kernel
9s
max time network
137s
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, 02:59

Sharing

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General

Target

01742442b57909a9306721f714c326c6.exe
Size

98KB
MD5

01742442b57909a9306721f714c326c6
SHA1

b50a39b8cd885f823633c832c23c843723a3a0a0
SHA256

75fe6870c215fb534ec249e637b4450bf5ca06f2ac3a784d08b2f8ebe45d1fdd
SHA512

e6eda482854d920d37120c8a43dee7ca5171162266ca568e4633ffd16f4d4efae720b093c909c42d72545bdb4c64c027f6ec127b72533b888dbb8dc4b9230b60
SSDEEP

3072:1Xypyveb1lPB3RH70MGQZx+87cK1tmfJamv:1XypcWnP9RH77/ZxT7cK/mfJa

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,"	01742442b57909a9306721f714c326c6.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\sdra64.exe	01742442b57909a9306721f714c326c6.exe
File created	C:\Windows\SysWOW64\sdra64.exe	01742442b57909a9306721f714c326c6.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4104	01742442b57909a9306721f714c326c6.exe
4104	01742442b57909a9306721f714c326c6.exe
4104	01742442b57909a9306721f714c326c6.exe
4104	01742442b57909a9306721f714c326c6.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4104	01742442b57909a9306721f714c326c6.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11
PID 4104 wrote to memory of 624	4104	01742442b57909a9306721f714c326c6.exe	11

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:624

C:\Users\Admin\AppData\Local\Temp\01742442b57909a9306721f714c326c6.exe
"C:\Users\Admin\AppData\Local\Temp\01742442b57909a9306721f714c326c6.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4104

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/624-14-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/624-24-0x00000000185F0000-0x000000001860E000-memory.dmp

Filesize
120KB

Download
memory/624-29-0x0000000018610000-0x000000001862E000-memory.dmp

Filesize
120KB

Download
memory/624-39-0x0000000018650000-0x000000001866E000-memory.dmp

Filesize
120KB

Download
memory/624-44-0x0000000018670000-0x000000001868E000-memory.dmp

Filesize
120KB

Download
memory/624-49-0x0000000018690000-0x00000000186AE000-memory.dmp

Filesize
120KB

Download
memory/624-59-0x00000000186D0000-0x00000000186EE000-memory.dmp

Filesize
120KB

Download
memory/624-64-0x00000000186F0000-0x000000001870E000-memory.dmp

Filesize
120KB

Download
memory/624-69-0x0000000018710000-0x000000001872E000-memory.dmp

Filesize
120KB

Download
memory/624-74-0x0000000018730000-0x000000001874E000-memory.dmp

Filesize
120KB

Download
memory/624-84-0x0000000018770000-0x000000001878E000-memory.dmp

Filesize
120KB

Download
memory/624-89-0x0000000018790000-0x00000000187AE000-memory.dmp

Filesize
120KB

Download
memory/624-99-0x00000000187D0000-0x00000000187EE000-memory.dmp

Filesize
120KB

Download
memory/624-104-0x00000000187F0000-0x000000001880E000-memory.dmp

Filesize
120KB

Download
memory/624-114-0x0000000018830000-0x000000001884E000-memory.dmp

Filesize
120KB

Download
memory/624-119-0x0000000018850000-0x000000001886E000-memory.dmp

Filesize
120KB

Download
memory/624-129-0x0000000018890000-0x00000000188AE000-memory.dmp

Filesize
120KB

Download
memory/624-134-0x00000000188B0000-0x00000000188CE000-memory.dmp

Filesize
120KB

Download
memory/624-144-0x00000000188F0000-0x000000001890E000-memory.dmp

Filesize
120KB

Download
memory/624-149-0x0000000018910000-0x000000001892E000-memory.dmp

Filesize
120KB

Download
memory/624-154-0x0000000018930000-0x000000001894E000-memory.dmp

Filesize
120KB

Download
memory/624-164-0x0000000018970000-0x000000001898E000-memory.dmp

Filesize
120KB

Download
memory/624-169-0x0000000018990000-0x00000000189AE000-memory.dmp

Filesize
120KB

Download
memory/624-174-0x00000000189B0000-0x00000000189CE000-memory.dmp

Filesize
120KB

Download
memory/624-184-0x00000000189F0000-0x0000000018A0E000-memory.dmp

Filesize
120KB

Download
memory/624-189-0x0000000018A10000-0x0000000018A2E000-memory.dmp

Filesize
120KB

Download
memory/624-194-0x0000000018A30000-0x0000000018A4E000-memory.dmp

Filesize
120KB

Download
memory/624-204-0x0000000018A70000-0x0000000018A8E000-memory.dmp

Filesize
120KB

Download
memory/624-209-0x0000000018A90000-0x0000000018AAE000-memory.dmp

Filesize
120KB

Download
memory/624-219-0x0000000018AD0000-0x0000000018AEE000-memory.dmp

Filesize
120KB

Download
memory/624-224-0x0000000018AF0000-0x0000000018B0E000-memory.dmp

Filesize
120KB

Download
memory/624-229-0x0000000018B10000-0x0000000018B2E000-memory.dmp

Filesize
120KB

Download
memory/624-234-0x0000000018B30000-0x0000000018B4E000-memory.dmp

Filesize
120KB

Download
memory/624-239-0x0000000018B50000-0x0000000018B6E000-memory.dmp

Filesize
120KB

Download
memory/624-244-0x0000000018B70000-0x0000000018B8E000-memory.dmp

Filesize
120KB

Download
memory/624-249-0x0000000018B90000-0x0000000018BAE000-memory.dmp

Filesize
120KB

Download
memory/624-254-0x0000000018BB0000-0x0000000018BCE000-memory.dmp

Filesize
120KB

Download
memory/624-264-0x0000000018BF0000-0x0000000018C0E000-memory.dmp

Filesize
120KB

Download
memory/624-269-0x0000000018C10000-0x0000000018C2E000-memory.dmp

Filesize
120KB

Download
memory/624-279-0x0000000018C50000-0x0000000018C6E000-memory.dmp

Filesize
120KB

Download
memory/624-284-0x0000000018C70000-0x0000000018C8E000-memory.dmp

Filesize
120KB

Download
memory/624-289-0x0000000018C90000-0x0000000018CAE000-memory.dmp

Filesize
120KB

Download
memory/624-299-0x0000000018CD0000-0x0000000018CEE000-memory.dmp

Filesize
120KB

Download
memory/624-304-0x0000000018CF0000-0x0000000018D0E000-memory.dmp

Filesize
120KB

Download
memory/624-309-0x0000000018D10000-0x0000000018D2E000-memory.dmp

Filesize
120KB

Download
memory/624-319-0x0000000018D50000-0x0000000018D6E000-memory.dmp

Filesize
120KB

Download
memory/624-324-0x0000000018D70000-0x0000000018D8E000-memory.dmp

Filesize
120KB

Download
memory/624-314-0x0000000018D30000-0x0000000018D4E000-memory.dmp

Filesize
120KB

Download
memory/624-294-0x0000000018CB0000-0x0000000018CCE000-memory.dmp

Filesize
120KB

Download
memory/624-274-0x0000000018C30000-0x0000000018C4E000-memory.dmp

Filesize
120KB

Download
memory/624-259-0x0000000018BD0000-0x0000000018BEE000-memory.dmp

Filesize
120KB

Download
memory/624-214-0x0000000018AB0000-0x0000000018ACE000-memory.dmp

Filesize
120KB

Download
memory/624-199-0x0000000018A50000-0x0000000018A6E000-memory.dmp

Filesize
120KB

Download
memory/624-179-0x00000000189D0000-0x00000000189EE000-memory.dmp

Filesize
120KB

Download
memory/624-159-0x0000000018950000-0x000000001896E000-memory.dmp

Filesize
120KB

Download
memory/624-139-0x00000000188D0000-0x00000000188EE000-memory.dmp

Filesize
120KB

Download
memory/624-124-0x0000000018870000-0x000000001888E000-memory.dmp

Filesize
120KB

Download
memory/624-109-0x0000000018810000-0x000000001882E000-memory.dmp

Filesize
120KB

Download
memory/624-94-0x00000000187B0000-0x00000000187CE000-memory.dmp

Filesize
120KB

Download
memory/624-79-0x0000000018750000-0x000000001876E000-memory.dmp

Filesize
120KB

Download
memory/624-54-0x00000000186B0000-0x00000000186CE000-memory.dmp

Filesize
120KB

Download
memory/624-34-0x0000000018630000-0x000000001864E000-memory.dmp

Filesize
120KB

Download
memory/624-19-0x00000000185D0000-0x00000000185EE000-memory.dmp

Filesize
120KB

Download
memory/4104-1-0x00000000021B0000-0x00000000021C3000-memory.dmp

Filesize
76KB

Download
memory/4104-0-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4104-2-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4104-5-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4104-4-0x00000000021D0000-0x00000000021E2000-memory.dmp

Filesize
72KB

Download
memory/4104-2206-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download