c6ecfc5a542dad3cf3b18f5b4ec9b38914fdf6ca77b510fc04ad9163a84e0d0c

Analysis

max time kernel
148s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2023 22:00

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General

Target

143b3740423a31fab8352518f6f1634f.exe
Size

284KB
MD5

143b3740423a31fab8352518f6f1634f
SHA1

6d5813337e0991d509cc9f9911f7ce60b3e3ce6b
SHA256

c6ecfc5a542dad3cf3b18f5b4ec9b38914fdf6ca77b510fc04ad9163a84e0d0c
SHA512

30e4878948e6699d0d910c7457c7075ba12f7e734b22765468dd95ac3dac5fa206d50e5f73e2811a7414b032f6d01cee6a7acf7c776b3cd07b2ff0f3071c6b13
SSDEEP

6144:jlSxHPFhJlSxHPFhJlSxHPFhJlSxHPFhJlSxHPFhJlSxHPFhJlSxHPFhJlSxHPFd:jmvFhJmvFhJmvFhJmvFhJmvFhJmvFhJV

Score

10^/10

evasion

Malware Config

Signatures

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	143b3740423a31fab8352518f6f1634f.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 11 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IE\ = "????"	143b3740423a31fab8352518f6f1634f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IE\shell\open	143b3740423a31fab8352518f6f1634f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IE\shell\open\command\ = "C:\\Program Files\\Internet Explorer\\IEXPLORE.EXE $"	143b3740423a31fab8352518f6f1634f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IE\DefaultIcon	143b3740423a31fab8352518f6f1634f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.IE	143b3740423a31fab8352518f6f1634f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.IE\ = "IE"	143b3740423a31fab8352518f6f1634f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IE	143b3740423a31fab8352518f6f1634f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IE\DefaultIcon\ = "C:\\Program Files\\Internet Explorer\\IEXPLORE.EXE,0"	143b3740423a31fab8352518f6f1634f.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IE\NeverShowExt = "1"	143b3740423a31fab8352518f6f1634f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IE\shell	143b3740423a31fab8352518f6f1634f.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IE\shell\open\command	143b3740423a31fab8352518f6f1634f.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3908	143b3740423a31fab8352518f6f1634f.exe
3908	143b3740423a31fab8352518f6f1634f.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3908	143b3740423a31fab8352518f6f1634f.exe
Token: SeDebugPrivilege	3908	143b3740423a31fab8352518f6f1634f.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3908	143b3740423a31fab8352518f6f1634f.exe

C:\Users\Admin\AppData\Local\Temp\143b3740423a31fab8352518f6f1634f.exe
"C:\Users\Admin\AppData\Local\Temp\143b3740423a31fab8352518f6f1634f.exe"
1⤵
- Modifies visibility of file extensions in Explorer
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3908

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3908-0-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/3908-1-0x00000000001C0000-0x00000000001C2000-memory.dmp

Filesize
8KB

Download
memory/3908-9-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download