Analysis
-
max time kernel
149s -
max time network
141s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
13-09-2024 03:38
Static task
static1
Behavioral task
behavioral1
Sample
f488aa53749f03f1ad69f5b12db763e181a0401adbb83e283b6b863b335e6bcf.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
f488aa53749f03f1ad69f5b12db763e181a0401adbb83e283b6b863b335e6bcf.exe
Resource
win10v2004-20240802-en
General
-
Target
f488aa53749f03f1ad69f5b12db763e181a0401adbb83e283b6b863b335e6bcf.exe
-
Size
116KB
-
MD5
38dc1d3d98444017aeff0f31bc1961e4
-
SHA1
40d0b0a84a98cbdd3df4c849411f5146b419035e
-
SHA256
f488aa53749f03f1ad69f5b12db763e181a0401adbb83e283b6b863b335e6bcf
-
SHA512
72769b2b0970c62c85ce987b3768215615b1df8c91f34d577ba320c5c91d9ef73ecc66ae07c7a3e63f957fae9f6b7903ca91bafc080d7cdd51c9ccad4d28dad4
-
SSDEEP
3072:TctNnuGdxuHJr2SLp2FoYYT+jAAm6/AE6f7Z:sNnLnup5LDrT+0h60
Malware Config
Extracted
njrat
0.7d
HacKed 2025
chipo.publicvm.com:1177
61bdc0e17a9f9215df162e0317b9e135
-
reg_key
61bdc0e17a9f9215df162e0317b9e135
-
splitter
|'|'|
Signatures
-
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2752 netsh.exe -
Drops startup file 2 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\61bdc0e17a9f9215df162e0317b9e135.exe chrome.exe File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\61bdc0e17a9f9215df162e0317b9e135.exe chrome.exe -
Executes dropped EXE 1 IoCs
pid Process 2028 chrome.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\61bdc0e17a9f9215df162e0317b9e135 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\chrome.exe\" .." chrome.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\61bdc0e17a9f9215df162e0317b9e135 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\chrome.exe\" .." chrome.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
description pid Process Token: SeDebugPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe Token: 33 2028 chrome.exe Token: SeIncBasePriorityPrivilege 2028 chrome.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3044 wrote to memory of 2028 3044 f488aa53749f03f1ad69f5b12db763e181a0401adbb83e283b6b863b335e6bcf.exe 31 PID 3044 wrote to memory of 2028 3044 f488aa53749f03f1ad69f5b12db763e181a0401adbb83e283b6b863b335e6bcf.exe 31 PID 3044 wrote to memory of 2028 3044 f488aa53749f03f1ad69f5b12db763e181a0401adbb83e283b6b863b335e6bcf.exe 31 PID 2028 wrote to memory of 2752 2028 chrome.exe 32 PID 2028 wrote to memory of 2752 2028 chrome.exe 32 PID 2028 wrote to memory of 2752 2028 chrome.exe 32
Processes
-
C:\Users\Admin\AppData\Local\Temp\f488aa53749f03f1ad69f5b12db763e181a0401adbb83e283b6b863b335e6bcf.exe"C:\Users\Admin\AppData\Local\Temp\f488aa53749f03f1ad69f5b12db763e181a0401adbb83e283b6b863b335e6bcf.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3044 -
C:\Users\Admin\AppData\Local\Temp\chrome.exe"C:\Users\Admin\AppData\Local\Temp\chrome.exe"2⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2028 -
C:\Windows\system32\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\chrome.exe" "chrome.exe" ENABLE3⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
PID:2752
-
-
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
116KB
MD538dc1d3d98444017aeff0f31bc1961e4
SHA140d0b0a84a98cbdd3df4c849411f5146b419035e
SHA256f488aa53749f03f1ad69f5b12db763e181a0401adbb83e283b6b863b335e6bcf
SHA51272769b2b0970c62c85ce987b3768215615b1df8c91f34d577ba320c5c91d9ef73ecc66ae07c7a3e63f957fae9f6b7903ca91bafc080d7cdd51c9ccad4d28dad4