ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e

Analysis

max time kernel
151s
max time network
151s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
03/12/2022, 03:08

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General

Target

ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe
Size

261KB
MD5

5989ad98c1ab76ed99c7b1cdfa289d1d
SHA1

aab51cba9083a6f89babb94c89617c3e5ca5fadb
SHA256

ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e
SHA512

72dbb3448e8f6d8bc301e0679e87ca11368285bcff2df543ba60962ad6b5966cd9dcda957a401027b33f5dc095e10c8046f83e423c91c61c99e440604f1f4e56
SSDEEP

6144:pbVHMnEXSyUG6c/CFDMFkXdTzpZJvbhecgGMvxsQ6+if:ppHMLyj+FhT1Dhe3GMiQ6rf

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

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\\ECE613~1.EXE,"	ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\userinit = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ECE613~1.EXE"	ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe

Modifies WinLogon 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\e881dab4 = "A\"ÈõsQˆ¯¾£~}E›Ìã@Ú\\\x03¯eÏ·n@Š^qÍ‘F\|žÕ\x19ÖšºqT_\a2þHNÄ\x1c\n¼cnOÝ*8XKÙÒïLÈ‰8"	ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\System = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ECE613~1.EXE"	ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
1000	ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe
1000	ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe
1000	ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe
1000	ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe
1000	ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe
1000	ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe
1000	ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1000	ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe
Token: SeSecurityPrivilege	1000	ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe
Token: SeSecurityPrivilege	1000	ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe
Token: SeSecurityPrivilege	1000	ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe

C:\Users\Admin\AppData\Local\Temp\ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe
"C:\Users\Admin\AppData\Local\Temp\ece61357d02d68f7da7f17486813e13b24c57c9f103e8085fe42a09d96815f2e.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Modifies WinLogon
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1000

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1000-54-0x0000000076561000-0x0000000076563000-memory.dmp

Filesize
8KB

Download
memory/1000-55-0x0000000000400000-0x00000000004A3000-memory.dmp

Filesize
652KB

Download
memory/1000-56-0x0000000000400000-0x00000000004A3000-memory.dmp

Filesize
652KB

Download
memory/1000-57-0x0000000001EF0000-0x0000000001F56000-memory.dmp

Filesize
408KB

Download
memory/1000-59-0x0000000002470000-0x0000000002522000-memory.dmp

Filesize
712KB

Download
memory/1000-58-0x0000000002470000-0x0000000002522000-memory.dmp

Filesize
712KB

Download
memory/1000-60-0x0000000002470000-0x0000000002522000-memory.dmp

Filesize
712KB

Download
memory/1000-62-0x0000000002470000-0x0000000002522000-memory.dmp

Filesize
712KB

Download
memory/1000-64-0x0000000002470000-0x0000000002522000-memory.dmp

Filesize
712KB

Download
memory/1000-63-0x0000000000400000-0x00000000004A3000-memory.dmp

Filesize
652KB

Download
memory/1000-66-0x0000000002470000-0x0000000002522000-memory.dmp

Filesize
712KB

Download
memory/1000-67-0x0000000002630000-0x00000000026E8000-memory.dmp

Filesize
736KB

Download
memory/1000-68-0x0000000001EF0000-0x0000000001F56000-memory.dmp

Filesize
408KB

Download