237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d

Analysis

max time kernel
134s
max time network
135s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
05-08-2024 15:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

KeptHamlet.exe
Size

872KB
MD5

c56b5f0201a3b3de53e561fe76912bfd
SHA1

2a4062e10a5de813f5688221dbeb3f3ff33eb417
SHA256

237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d
SHA512

195b98245bb820085ae9203cdb6d470b749d1f228908093e8606453b027b7d7681ccd7952e30c2f5dd40f8f0b999ccfc60ebb03419b574c08de6816e75710d2c
SSDEEP

12288:6pVWeOV7GtINsegA/hMyyzlcqikvAfcN9b2MyZa31twoPTdFxgawV2M01:6T3E53Myyzl0hMf1tr7Caw8M01

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	KeptHamlet.exe

Modifies registry class 20 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02	KeptHamlet.exe
Key created	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell	KeptHamlet.exe
Key created	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	KeptHamlet.exe
Key created	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings	KeptHamlet.exe
Key created	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell	KeptHamlet.exe
Key created	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0	KeptHamlet.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = ffffffff	KeptHamlet.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Documents"	KeptHamlet.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots	KeptHamlet.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff	KeptHamlet.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\NodeSlot = "1"	KeptHamlet.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 14002e80922b16d365937a46956b92703aca08af0000	KeptHamlet.exe
Key created	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags	KeptHamlet.exe
Key created	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\Bags\1	KeptHamlet.exe
Key created	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU	KeptHamlet.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff	KeptHamlet.exe
Key created	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0	KeptHamlet.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000	KeptHamlet.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-873560699-1074803302-2326074425-1000_Classes\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff	KeptHamlet.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance	KeptHamlet.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2916	KeptHamlet.exe

C:\Users\Admin\AppData\Local\Temp\KeptHamlet.exe
"C:\Users\Admin\AppData\Local\Temp\KeptHamlet.exe"
1⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:2916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\Explorer\iconcache_idx.db

Filesize
14KB

MD5
2a54d2260967c7b1c3af240cb833ffb7

SHA1
180ad4d1a43d186548d869345f7ddda46d618be2

SHA256
9d72774ea79c9243c81487bc6f51bc7878c3c842364986ba046a1bc4798b1a39

SHA512
0d577f5989199606a701471d7f9d91c876571eeacfe175625a9750467902dd8f30ac648b35a892266b5565b263ad77608d4f027c5e20826d195727d91e585224

Download Submit