Malware Analysis Report

2025-01-22 13:59

Sample ID 240305-t5vz1sbc9s
Target 2924-454-0x000000001B690000-0x000000001B69C000-memory.dmp
SHA256 1cee59ea9815791bf032299c0f5e3b55a9b3b1122f05627a8add11b111133e96
Tags
hacked njrat evasion persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

1cee59ea9815791bf032299c0f5e3b55a9b3b1122f05627a8add11b111133e96

Threat Level: Known bad

The file 2924-454-0x000000001B690000-0x000000001B69C000-memory.dmp was found to be: Known bad.

Malicious Activity Summary

hacked njrat evasion persistence trojan

Njrat family

njRAT/Bladabindi

Modifies Windows Firewall

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Adds Run key to start application

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-05 16:38

Signatures

Njrat family

njrat

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-05 16:38

Reported

2024-03-05 16:41

Platform

win7-20240220-en

Max time kernel

149s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2924-454-0x000000001B690000-0x000000001B69C000-memory.exe"

Signatures

njRAT/Bladabindi

trojan njrat

Modifies Windows Firewall

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\netsh.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2924-454-0x000000001B690000-0x000000001B69C000-memory.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Explorer = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\explorer.exe\" .." C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Explorer = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\explorer.exe\" .." C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2924-454-0x000000001B690000-0x000000001B69C000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2924-454-0x000000001B690000-0x000000001B69C000-memory.exe"

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe

"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe" "explorer.exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 blog.capeturk.com udp
VN 103.190.107.26:8080 blog.capeturk.com tcp
VN 103.190.107.26:8080 blog.capeturk.com tcp
VN 103.190.107.26:8080 blog.capeturk.com tcp
VN 103.190.107.26:8080 blog.capeturk.com tcp
VN 103.190.107.26:8080 blog.capeturk.com tcp
VN 103.190.107.26:8080 blog.capeturk.com tcp

Files

memory/2784-0-0x00000000744A0000-0x0000000074A4B000-memory.dmp

memory/2784-1-0x00000000744A0000-0x0000000074A4B000-memory.dmp

memory/2784-2-0x0000000002100000-0x0000000002140000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe

MD5 b76e969602eee9432a447b764f56a684
SHA1 549b3554301c22e427c8089c0a4aa8d0b85bb220
SHA256 1cee59ea9815791bf032299c0f5e3b55a9b3b1122f05627a8add11b111133e96
SHA512 371a100077a503a039566951def4f91c4fd3ccbf4a5c4801cc358964c839f8bf9f280b988f24b72825f5ad6a094dc0e78e16cf55aecaa5b96e8cb07014fc0953

memory/2100-10-0x00000000744A0000-0x0000000074A4B000-memory.dmp

memory/2100-11-0x00000000004D0000-0x0000000000510000-memory.dmp

memory/2784-12-0x00000000744A0000-0x0000000074A4B000-memory.dmp

memory/2100-13-0x00000000744A0000-0x0000000074A4B000-memory.dmp

memory/2100-14-0x00000000004D0000-0x0000000000510000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-05 16:38

Reported

2024-03-05 16:41

Platform

win10v2004-20240226-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2924-454-0x000000001B690000-0x000000001B69C000-memory.exe"

Signatures

njRAT/Bladabindi

trojan njrat

Modifies Windows Firewall

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\netsh.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\2924-454-0x000000001B690000-0x000000001B69C000-memory.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Explorer = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\explorer.exe\" .." C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows Explorer = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\explorer.exe\" .." C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2924-454-0x000000001B690000-0x000000001B69C000-memory.exe

"C:\Users\Admin\AppData\Local\Temp\2924-454-0x000000001B690000-0x000000001B69C000-memory.exe"

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe

"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe"

C:\Windows\SysWOW64\netsh.exe

netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe" "explorer.exe" ENABLE

Network

Country Destination Domain Proto
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 100.5.17.2.in-addr.arpa udp
US 8.8.8.8:53 blog.capeturk.com udp
VN 103.190.107.26:8080 blog.capeturk.com tcp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 188.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 210.135.221.88.in-addr.arpa udp
VN 103.190.107.26:8080 blog.capeturk.com tcp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 185.178.17.96.in-addr.arpa udp
VN 103.190.107.26:8080 blog.capeturk.com tcp
US 8.8.8.8:53 182.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 64.134.221.88.in-addr.arpa udp
VN 103.190.107.26:8080 blog.capeturk.com tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 178.178.17.96.in-addr.arpa udp
VN 103.190.107.26:8080 blog.capeturk.com tcp
VN 103.190.107.26:8080 blog.capeturk.com tcp
GB 96.17.178.178:80 tcp

Files

memory/2208-0-0x00000000748A0000-0x0000000074E51000-memory.dmp

memory/2208-1-0x0000000001510000-0x0000000001520000-memory.dmp

memory/2208-2-0x00000000748A0000-0x0000000074E51000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\explorer.exe

MD5 b76e969602eee9432a447b764f56a684
SHA1 549b3554301c22e427c8089c0a4aa8d0b85bb220
SHA256 1cee59ea9815791bf032299c0f5e3b55a9b3b1122f05627a8add11b111133e96
SHA512 371a100077a503a039566951def4f91c4fd3ccbf4a5c4801cc358964c839f8bf9f280b988f24b72825f5ad6a094dc0e78e16cf55aecaa5b96e8cb07014fc0953

memory/5092-13-0x00000000748A0000-0x0000000074E51000-memory.dmp

memory/5092-15-0x0000000000F90000-0x0000000000FA0000-memory.dmp

memory/5092-14-0x00000000748A0000-0x0000000074E51000-memory.dmp

memory/2208-12-0x00000000748A0000-0x0000000074E51000-memory.dmp

memory/5092-16-0x00000000748A0000-0x0000000074E51000-memory.dmp

memory/5092-17-0x0000000000F90000-0x0000000000FA0000-memory.dmp