75f97f7d43cbd0e7a2e74e16a144f231f970553bb1f3ee213cfe39ec721c21f1

Analysis

max time kernel
9s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2023 07:01

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General

Target

2c9150e44cd16dea3242d0ecdd92dacd.exe
Size

376KB
MD5

2c9150e44cd16dea3242d0ecdd92dacd
SHA1

4e5f1dce6d7b8aac14018ecb4dacbd7a22fb8b60
SHA256

75f97f7d43cbd0e7a2e74e16a144f231f970553bb1f3ee213cfe39ec721c21f1
SHA512

35b1f2c8c28e50e82819d794672232f4152d76cb70104df8733d915658c5622d877c6c3beedb64efe08093960223ff447f0b3b6faddd1c58d2a8f2e2ccbd2dac
SSDEEP

6144:9gzwsMeOPMzB59nWns8dLatx2o7T54ROL8ntW69R5CLkJTqObaj/kse:6zws/zB58CNJsOL6t1RvuOmbe

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,"	2c9150e44cd16dea3242d0ecdd92dacd.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\sdra64.exe	2c9150e44cd16dea3242d0ecdd92dacd.exe
File opened for modification	C:\Windows\SysWOW64\sdra64.exe	2c9150e44cd16dea3242d0ecdd92dacd.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2116	2c9150e44cd16dea3242d0ecdd92dacd.exe
2116	2c9150e44cd16dea3242d0ecdd92dacd.exe
2116	2c9150e44cd16dea3242d0ecdd92dacd.exe
2116	2c9150e44cd16dea3242d0ecdd92dacd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91
PID 2116 wrote to memory of 616	2116	2c9150e44cd16dea3242d0ecdd92dacd.exe	91

C:\Users\Admin\AppData\Local\Temp\2c9150e44cd16dea3242d0ecdd92dacd.exe
"C:\Users\Admin\AppData\Local\Temp\2c9150e44cd16dea3242d0ecdd92dacd.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2116

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

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/616-21-0x0000000029DF0000-0x0000000029E07000-memory.dmp

Filesize
92KB

Download
memory/616-26-0x0000000029E10000-0x0000000029E27000-memory.dmp

Filesize
92KB

Download
memory/616-41-0x0000000029E70000-0x0000000029E87000-memory.dmp

Filesize
92KB

Download
memory/616-51-0x0000000029EB0000-0x0000000029EC7000-memory.dmp

Filesize
92KB

Download
memory/616-61-0x0000000029EF0000-0x0000000029F07000-memory.dmp

Filesize
92KB

Download
memory/616-66-0x0000000029F10000-0x0000000029F27000-memory.dmp

Filesize
92KB

Download
memory/616-76-0x0000000029F50000-0x0000000029F67000-memory.dmp

Filesize
92KB

Download
memory/616-81-0x0000000029F70000-0x0000000029F87000-memory.dmp

Filesize
92KB

Download
memory/616-86-0x0000000029F90000-0x0000000029FA7000-memory.dmp

Filesize
92KB

Download
memory/616-91-0x0000000029FB0000-0x0000000029FC7000-memory.dmp

Filesize
92KB

Download
memory/616-96-0x0000000029FD0000-0x0000000029FE7000-memory.dmp

Filesize
92KB

Download
memory/616-106-0x000000002A010000-0x000000002A027000-memory.dmp

Filesize
92KB

Download
memory/616-111-0x000000002A030000-0x000000002A047000-memory.dmp

Filesize
92KB

Download
memory/616-121-0x000000002A070000-0x000000002A087000-memory.dmp

Filesize
92KB

Download
memory/616-126-0x000000002A090000-0x000000002A0A7000-memory.dmp

Filesize
92KB

Download
memory/616-136-0x000000002A0D0000-0x000000002A0E7000-memory.dmp

Filesize
92KB

Download
memory/616-141-0x000000002A0F0000-0x000000002A107000-memory.dmp

Filesize
92KB

Download
memory/616-151-0x000000002A130000-0x000000002A147000-memory.dmp

Filesize
92KB

Download
memory/616-156-0x000000002A150000-0x000000002A167000-memory.dmp

Filesize
92KB

Download
memory/616-166-0x000000002A190000-0x000000002A1A7000-memory.dmp

Filesize
92KB

Download
memory/616-171-0x000000002A1B0000-0x000000002A1C7000-memory.dmp

Filesize
92KB

Download
memory/616-181-0x000000002A1F0000-0x000000002A207000-memory.dmp

Filesize
92KB

Download
memory/616-186-0x000000002A210000-0x000000002A227000-memory.dmp

Filesize
92KB

Download
memory/616-191-0x000000002A230000-0x000000002A247000-memory.dmp

Filesize
92KB

Download
memory/616-201-0x000000002A270000-0x000000002A287000-memory.dmp

Filesize
92KB

Download
memory/616-206-0x000000002A290000-0x000000002A2A7000-memory.dmp

Filesize
92KB

Download
memory/616-211-0x000000002A2B0000-0x000000002A2C7000-memory.dmp

Filesize
92KB

Download
memory/616-221-0x000000002A2F0000-0x000000002A307000-memory.dmp

Filesize
92KB

Download
memory/616-226-0x000000002A310000-0x000000002A327000-memory.dmp

Filesize
92KB

Download
memory/616-236-0x000000002A350000-0x000000002A367000-memory.dmp

Filesize
92KB

Download
memory/616-241-0x000000002A370000-0x000000002A387000-memory.dmp

Filesize
92KB

Download
memory/616-251-0x000000002A3B0000-0x000000002A3C7000-memory.dmp

Filesize
92KB

Download
memory/616-256-0x000000002A3D0000-0x000000002A3E7000-memory.dmp

Filesize
92KB

Download
memory/616-266-0x000000002A410000-0x000000002A427000-memory.dmp

Filesize
92KB

Download
memory/616-271-0x000000002A430000-0x000000002A447000-memory.dmp

Filesize
92KB

Download
memory/616-276-0x000000002A450000-0x000000002A467000-memory.dmp

Filesize
92KB

Download
memory/616-286-0x000000002A490000-0x000000002A4A7000-memory.dmp

Filesize
92KB

Download
memory/616-291-0x000000002A4B0000-0x000000002A4C7000-memory.dmp

Filesize
92KB

Download
memory/616-281-0x000000002A470000-0x000000002A487000-memory.dmp

Filesize
92KB

Download
memory/616-296-0x000000002A4D0000-0x000000002A4E7000-memory.dmp

Filesize
92KB

Download
memory/616-301-0x000000002A4F0000-0x000000002A507000-memory.dmp

Filesize
92KB

Download
memory/616-306-0x000000002A510000-0x000000002A527000-memory.dmp

Filesize
92KB

Download
memory/616-316-0x000000002A550000-0x000000002A567000-memory.dmp

Filesize
92KB

Download
memory/616-321-0x000000002A570000-0x000000002A587000-memory.dmp

Filesize
92KB

Download
memory/616-326-0x000000002A590000-0x000000002A5A7000-memory.dmp

Filesize
92KB

Download
memory/616-311-0x000000002A530000-0x000000002A547000-memory.dmp

Filesize
92KB

Download
memory/616-261-0x000000002A3F0000-0x000000002A407000-memory.dmp

Filesize
92KB

Download
memory/616-246-0x000000002A390000-0x000000002A3A7000-memory.dmp

Filesize
92KB

Download
memory/616-231-0x000000002A330000-0x000000002A347000-memory.dmp

Filesize
92KB

Download
memory/616-216-0x000000002A2D0000-0x000000002A2E7000-memory.dmp

Filesize
92KB

Download
memory/616-196-0x000000002A250000-0x000000002A267000-memory.dmp

Filesize
92KB

Download
memory/616-176-0x000000002A1D0000-0x000000002A1E7000-memory.dmp

Filesize
92KB

Download
memory/616-161-0x000000002A170000-0x000000002A187000-memory.dmp

Filesize
92KB

Download
memory/616-146-0x000000002A110000-0x000000002A127000-memory.dmp

Filesize
92KB

Download
memory/616-131-0x000000002A0B0000-0x000000002A0C7000-memory.dmp

Filesize
92KB

Download
memory/616-116-0x000000002A050000-0x000000002A067000-memory.dmp

Filesize
92KB

Download
memory/616-101-0x0000000029FF0000-0x000000002A007000-memory.dmp

Filesize
92KB

Download
memory/616-71-0x0000000029F30000-0x0000000029F47000-memory.dmp

Filesize
92KB

Download
memory/616-56-0x0000000029ED0000-0x0000000029EE7000-memory.dmp

Filesize
92KB

Download
memory/616-46-0x0000000029E90000-0x0000000029EA7000-memory.dmp

Filesize
92KB

Download
memory/616-36-0x0000000029E50000-0x0000000029E67000-memory.dmp

Filesize
92KB

Download
memory/616-31-0x0000000029E30000-0x0000000029E47000-memory.dmp

Filesize
92KB

Download
memory/616-16-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2116-7-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2116-6-0x00000000008F0000-0x0000000000901000-memory.dmp

Filesize
68KB

Download
memory/2116-5-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2116-3-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2116-1-0x00000000001E0000-0x00000000001E3000-memory.dmp

Filesize
12KB

Download
memory/2116-3710-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download