48fe223e0a1579a0c931b440edea83668e00671ee161f33daa27c560d8cb22a1

Analysis

max time kernel
122s
max time network
147s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25/12/2023, 04:45

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General

Target

05ee6e633e7c5eecfaed281b51bd2047.exe
Size

44KB
MD5

05ee6e633e7c5eecfaed281b51bd2047
SHA1

305087d2a6f1515303e227230ece2942c649086c
SHA256

48fe223e0a1579a0c931b440edea83668e00671ee161f33daa27c560d8cb22a1
SHA512

0f2bd03451dee62e1c6d6ceb51e0604b1694359ec98ec49e5a06c33da460cdc43a4ef6c688942b2f3e4c70f5064e5d2f1173f231df52dc51407d3d8d4e4a0097
SSDEEP

768:IpeBtNUbOERPJCYjDFypeGgvECjugkpprSLUU9UDec:IpMtSbOEdjRypeG0ZjP8OMDec

Score

8^/10

persistence

Malware Config

Signatures

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{8FCC5094-E4EF-2116-69FD-38DEAC35EC43}\stubpath = "%SystemRoot%\\system32\\wuapi.exe"	05ee6e633e7c5eecfaed281b51bd2047.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{8FCC5094-E4EF-2116-69FD-38DEAC35EC43}	05ee6e633e7c5eecfaed281b51bd2047.exe

Deletes itself 1 IoCs

pid	Process
2968	cmd.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\wuapi.exe	05ee6e633e7c5eecfaed281b51bd2047.exe
File opened for modification	C:\Windows\SysWOW64\wuapi.exe	05ee6e633e7c5eecfaed281b51bd2047.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2616	05ee6e633e7c5eecfaed281b51bd2047.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 1712	2616	05ee6e633e7c5eecfaed281b51bd2047.exe	28
PID 2616 wrote to memory of 1712	2616	05ee6e633e7c5eecfaed281b51bd2047.exe	28
PID 2616 wrote to memory of 1712	2616	05ee6e633e7c5eecfaed281b51bd2047.exe	28
PID 2616 wrote to memory of 1712	2616	05ee6e633e7c5eecfaed281b51bd2047.exe	28
PID 2616 wrote to memory of 2968	2616	05ee6e633e7c5eecfaed281b51bd2047.exe	34
PID 2616 wrote to memory of 2968	2616	05ee6e633e7c5eecfaed281b51bd2047.exe	34
PID 2616 wrote to memory of 2968	2616	05ee6e633e7c5eecfaed281b51bd2047.exe	34
PID 2616 wrote to memory of 2968	2616	05ee6e633e7c5eecfaed281b51bd2047.exe	34

C:\Users\Admin\AppData\Local\Temp\05ee6e633e7c5eecfaed281b51bd2047.exe
"C:\Users\Admin\AppData\Local\Temp\05ee6e633e7c5eecfaed281b51bd2047.exe"
1⤵
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Windows\SysWOW64\reg.exe
  reg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{8FCC5094-E4EF-2116-69FD-38DEAC35EC43}" /f
  2⤵
  PID:1712
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\05EE6E~1.EXE > nul
  2⤵
  - Deletes itself
  PID:2968

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads