67cfe27df868b4872bbe7c0eddceaba57cbec9f7787423339e5689f32a1360b8

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28/02/2024, 10:08

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General

Target

aba1302f138dfa844c668e981f539689.exe
Size

88KB
MD5

aba1302f138dfa844c668e981f539689
SHA1

a7639061609c78cbbda59cc6f6b6ac5c5a62361e
SHA256

67cfe27df868b4872bbe7c0eddceaba57cbec9f7787423339e5689f32a1360b8
SHA512

b6ad0200c8613cb9d156765f6f32bcb63466437b2801e4dbb3eeb9c9af9abd26c5251b7e213830e039ee9fdb7914b3e6543cb2af6041e5fac4c2fe30181fce9c
SSDEEP

768:jXzdtbIlHgyHd3QBtBNWUUBmKunhg/zyyxn3n0SqUK0II/EhTtSUruZU9w:H7b0AyHdyLOunCbyq3n0UxIIKt7ruj

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\ctfmen = "C:\\WINDOWS\\system32\\cssrs.exe"	aba1302f138dfa844c668e981f539689.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\RunOnceEx\IMJPMG = "C:\\WINDOWS\\system32\\cssrs.exe"	aba1302f138dfa844c668e981f539689.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft csrss = "C:\\WINDOWS\\system32\\cssrs.exe"	aba1302f138dfa844c668e981f539689.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\Microsoft service = "C:\\WINDOWS\\system32\\cssrs.exe"	aba1302f138dfa844c668e981f539689.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft system = "C:\\WINDOWS\\system32\\cssrs.exe"	aba1302f138dfa844c668e981f539689.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\WINDOWS\SysWOW64\cssrs.exe	aba1302f138dfa844c668e981f539689.exe
File opened for modification	C:\WINDOWS\SysWOW64\cssrs.exe	aba1302f138dfa844c668e981f539689.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Main	aba1302f138dfa844c668e981f539689.exe

Modifies Internet Explorer start page 1 TTPs 1 IoCs

stealer

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Internet Explorer\Main\Start Page = "www.muluwu.com"	aba1302f138dfa844c668e981f539689.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2240	aba1302f138dfa844c668e981f539689.exe
2240	aba1302f138dfa844c668e981f539689.exe

C:\Users\Admin\AppData\Local\Temp\aba1302f138dfa844c668e981f539689.exe
"C:\Users\Admin\AppData\Local\Temp\aba1302f138dfa844c668e981f539689.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Modifies Internet Explorer settings
- Modifies Internet Explorer start page
- Suspicious behavior: EnumeratesProcesses
PID:2240

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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