5c5ce3dbe4a32ae821e2bf29e6e2783d515aeaf8436aff940b04f014fba620d6

Analysis

max time kernel
199s
max time network
204s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
28-12-2023 22:35

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General

Target

fd264de5cb5aedfd6c46a3c73a7b33d2.exe
Size

273KB
MD5

fd264de5cb5aedfd6c46a3c73a7b33d2
SHA1

32fa8729610835496387fd10f879634e1231ec0c
SHA256

5c5ce3dbe4a32ae821e2bf29e6e2783d515aeaf8436aff940b04f014fba620d6
SHA512

6e0addad507788ebcd8093cc37ec8d3482f93847cb710fc0e84a6cda027b31568e9d18e03781ac65b1a967d440920ac6791525adde5cacd10e133554cc44c1b1
SSDEEP

6144:NAe1anwI/XIIGy02QX7XJby1r2wEvC/bZTr4m971w1zhwz:NAe1awI/XTGyf27XJ+1r2wdtV1W1zU

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\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\AppData\\Local\\Temp\\FD264D~1.EXE,"	fd264de5cb5aedfd6c46a3c73a7b33d2.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3308111660-3636268597-2291490419-1000\Software\Microsoft\Windows\CurrentVersion\Run\userinit = "C:\\Users\\Admin\\AppData\\Local\\Temp\\FD264D~1.EXE"	fd264de5cb5aedfd6c46a3c73a7b33d2.exe

Modifies WinLogon 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\System = "C:\\Users\\Admin\\AppData\\Local\\Temp\\FD264D~1.EXE"	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\548b2155 = "Nœ/\bp\|ŒaUÝí7\x1cÃ\u00a0º¢\x0e&¨žD\"æ~—¥µ\x11Šv·’a¯uh\x1c¦ù†î^ÔtßþÆ\x1fðÅ\x16I:§¢vEµ@Ê¬°‘%aðN\x1dûs\x16\n®ÞŠÍ¬\x15bÑ¦±2\x05E=’Â\x02ÚýIÃ\x14n&Lö5Ôl\x02öÜŠ¼\rÔÝ=myJÉb‰5\u00ad}1ókIÛÕìéi£^\n\u0081îªZò~ét\x11b\x02âº\u0081Cùþä²>ùõ-aÃBã”Å[z¶B:b#”á…ì\x11âå-<õœ-¶Å\x1d=z5–Ê´}ìV\x16‘C!#AÓ\\¥Ôì¥U\x15æ”‘]29Îù¦\x1b}5Šk»ÊE\x1a\ttq\x15êL:\f\x14jBôzAŽÊÒ\u009dò\|»y«Üó\x12ÊŒÅR”\x1d%ý"	fd264de5cb5aedfd6c46a3c73a7b33d2.exe

Suspicious behavior: EnumeratesProcesses 27 IoCs

pid	Process
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
Token: SeSecurityPrivilege	2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
Token: SeSecurityPrivilege	2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe
Token: SeSecurityPrivilege	2560	fd264de5cb5aedfd6c46a3c73a7b33d2.exe

C:\Users\Admin\AppData\Local\Temp\fd264de5cb5aedfd6c46a3c73a7b33d2.exe
"C:\Users\Admin\AppData\Local\Temp\fd264de5cb5aedfd6c46a3c73a7b33d2.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Modifies WinLogon
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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/2560-0-0x000000007EF40000-0x000000007EFA9000-memory.dmp

Filesize
420KB

Download
memory/2560-1-0x0000000000400000-0x00000000004FD000-memory.dmp

Filesize
1012KB

Download
memory/2560-3-0x0000000000400000-0x00000000004FD000-memory.dmp

Filesize
1012KB

Download
memory/2560-4-0x000000007EF40000-0x000000007EFA9000-memory.dmp

Filesize
420KB

Download
memory/2560-5-0x0000000000400000-0x00000000004FD000-memory.dmp

Filesize
1012KB

Download
memory/2560-8-0x0000000002820000-0x00000000028D2000-memory.dmp

Filesize
712KB

Download
memory/2560-10-0x0000000002820000-0x00000000028D2000-memory.dmp

Filesize
712KB

Download
memory/2560-12-0x0000000002820000-0x00000000028D2000-memory.dmp

Filesize
712KB

Download
memory/2560-14-0x0000000002820000-0x00000000028D2000-memory.dmp

Filesize
712KB

Download
memory/2560-16-0x0000000002820000-0x00000000028D2000-memory.dmp

Filesize
712KB

Download
memory/2560-18-0x0000000002820000-0x00000000028D2000-memory.dmp

Filesize
712KB

Download
memory/2560-19-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-21-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-24-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-23-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-46-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-47-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-48-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-49-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-50-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-54-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-58-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-65-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-67-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-68-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-70-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-71-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-74-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-75-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-73-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-72-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-69-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-66-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-64-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-63-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-62-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-61-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-60-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-59-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-57-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-56-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-55-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-53-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-52-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-51-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-78-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-82-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-85-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-86-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-84-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-83-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-81-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-80-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-79-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-77-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-76-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download
memory/2560-245-0x00000000029E0000-0x0000000002A98000-memory.dmp

Filesize
736KB

Download