Analysis Overview
SHA256
e19584ad2f9bb21cfbc7bb4abe1d401d0fb42f60bd22de6b501f51ebd0cb9d1c
Threat Level: Known bad
The file b8aeb63776475e6bc60ae42aa4d7dc62 was found to be: Known bad.
Malicious Activity Summary
njRAT/Bladabindi
Drops startup file
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Adds Run key to start application
Suspicious use of SetThreadContext
Unsigned PE
Enumerates physical storage devices
Views/modifies file attributes
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-07 11:57
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-07 11:57
Reported
2024-03-07 12:00
Platform
win7-20240221-en
Max time kernel
150s
Max time network
149s
Command Line
Signatures
njRAT/Bladabindi
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk | C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Payload.exe" | C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1650401615-1019878084-3673944445-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2700 set thread context of 2092 | N/A | C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe | C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe |
| PID 2424 set thread context of 1700 | N/A | C:\Users\Admin\AppData\Local\Temp\Payload.exe | C:\Users\Admin\AppData\Local\Temp\Payload.exe |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe
"C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe"
C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe
"C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe"
C:\Users\Admin\AppData\Local\Temp\Payload.exe
"C:\Users\Admin\AppData\Local\Temp\Payload.exe"
C:\Windows\SysWOW64\attrib.exe
attrib +h +r +s "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
C:\Users\Admin\AppData\Local\Temp\Payload.exe
"C:\Users\Admin\AppData\Local\Temp\Payload.exe"
Network
| Country | Destination | Domain | Proto |
| DE | 62.227.124.106:5552 | tcp | |
| DE | 62.227.124.106:5552 | tcp | |
| DE | 62.227.124.106:5552 | tcp | |
| DE | 62.227.124.106:5552 | tcp | |
| DE | 62.227.124.106:5552 | tcp | |
| DE | 62.227.124.106:5552 | tcp |
Files
memory/2700-0-0x0000000000400000-0x00000000004C0000-memory.dmp
memory/2700-1-0x0000000074990000-0x000000007507E000-memory.dmp
memory/2700-5-0x0000000004B90000-0x0000000004BD0000-memory.dmp
memory/2700-6-0x0000000004FC0000-0x0000000004FD8000-memory.dmp
memory/2092-7-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2092-9-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2092-11-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2092-13-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2092-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2092-17-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2700-19-0x0000000074990000-0x000000007507E000-memory.dmp
memory/2092-20-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2092-22-0x0000000000400000-0x000000000040E000-memory.dmp
memory/2092-23-0x0000000074910000-0x0000000074FFE000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Payload.exe
| MD5 | b8aeb63776475e6bc60ae42aa4d7dc62 |
| SHA1 | 2ee39dc3035f4ee3e54e80690544370516e1db7a |
| SHA256 | e19584ad2f9bb21cfbc7bb4abe1d401d0fb42f60bd22de6b501f51ebd0cb9d1c |
| SHA512 | 55f8e124ad802aa4ef22c8ba3c40f4ed071fb1c377e100ba0a5d7ba9541de5e4013c6e5855856fb1e1c5904cf32defb92393ec55e98c62c39b6f78c2e690bdf8 |
memory/2424-35-0x0000000074910000-0x0000000074FFE000-memory.dmp
memory/2092-34-0x0000000074910000-0x0000000074FFE000-memory.dmp
memory/2424-38-0x0000000004B40000-0x0000000004B80000-memory.dmp
memory/2424-51-0x0000000074910000-0x0000000074FFE000-memory.dmp
memory/1700-55-0x0000000074990000-0x000000007507E000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk
| MD5 | 93900cf3997fb7b1c214985aa6989277 |
| SHA1 | 11b04dae574b8f33962a8a34d5d2e1a7e5c98c14 |
| SHA256 | 1ad8cb6f1b6b8cadd355938a156e83dd5cdc5972b8bb2cfc1dc0510cec16c34c |
| SHA512 | 1b4d4dbbf5756c738ade287cce7153033d3ebe3c63ac5220fc69751635447e84eaea77a13b92a9001488319873f5b81df8cd9aa120a40248a13ba1252308c785 |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.lnk
| MD5 | 1f8694f090c103516beb501c78dab089 |
| SHA1 | 1c90e1ad5a75dcf2f9044954805047173c0dcea2 |
| SHA256 | 51eb55e75e86bdc069ab9f49aea4a160fb14fb239005ff5e1ae212a8489b5329 |
| SHA512 | 9be68e2693142b1267347e8a5718950288893ae7afc8f1bb7102821cb8e7f0c4f2e3ca844c51de6809098333d378e0964cbfcfa1ff8366859db1fa9ca36c9036 |
memory/1700-61-0x00000000052A0000-0x00000000052E0000-memory.dmp
memory/1700-62-0x0000000074990000-0x000000007507E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-07 11:57
Reported
2024-03-07 12:00
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
151s
Command Line
Signatures
njRAT/Bladabindi
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\b8aeb63776475e6bc60ae42aa4d7dc62.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk | C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.exe | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Payload.exe" | C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows2 = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Windows = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\Windows.URL" | C:\Users\Admin\AppData\Local\Temp\Payload.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 4188 set thread context of 2092 | N/A | C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe | C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe |
| PID 4680 set thread context of 3336 | N/A | C:\Users\Admin\AppData\Local\Temp\Payload.exe | C:\Users\Admin\AppData\Local\Temp\Payload.exe |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Views/modifies file attributes
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\attrib.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe
"C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe"
C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe
"C:\Users\Admin\AppData\Local\Temp\b8aeb63776475e6bc60ae42aa4d7dc62.exe"
C:\Users\Admin\AppData\Local\Temp\Payload.exe
"C:\Users\Admin\AppData\Local\Temp\Payload.exe"
C:\Windows\SysWOW64\attrib.exe
attrib +h +r +s "C:\Users\Admin\AppData\Local\Temp\Payload.exe"
C:\Users\Admin\AppData\Local\Temp\Payload.exe
"C:\Users\Admin\AppData\Local\Temp\Payload.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 209.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 133.113.22.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.5.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 19.134.221.88.in-addr.arpa | udp |
| DE | 62.227.124.106:5552 | tcp | |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| DE | 62.227.124.106:5552 | tcp | |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| DE | 62.227.124.106:5552 | tcp | |
| DE | 62.227.124.106:5552 | tcp | |
| US | 8.8.8.8:53 | 29.243.111.52.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 | 55.36.223.20.in-addr.arpa | udp |
| DE | 62.227.124.106:5552 | tcp | |
| US | 8.8.8.8:53 | 204.178.17.96.in-addr.arpa | udp |
| DE | 62.227.124.106:5552 | tcp | |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
Files
memory/4188-0-0x0000000000400000-0x00000000004C0000-memory.dmp
memory/4188-1-0x00000000750E0000-0x0000000075890000-memory.dmp
memory/4188-2-0x00000000049C0000-0x0000000004A5C000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Source.exe
| MD5 | 798d8915c3cd71960f3087ab6340b702 |
| SHA1 | 4d1b59148a3bc4468e6bb3f8878ac3631cf4cf58 |
| SHA256 | ce2e704a821b2adb5661b9971f8f1f487019f33ec3279e3171cec79b512b512b |
| SHA512 | 8032b376a6a5866cc9a3027703a043ea511726db2c1b299f4f538a6398140c8bebfefefdcd8b9ec68d15187c17a09136951ec9b6f4dd67fcd0f25d9b493f911f |
memory/4188-12-0x0000000005420000-0x00000000059C4000-memory.dmp
memory/4188-13-0x0000000004C00000-0x0000000004C10000-memory.dmp
memory/4188-14-0x0000000005A30000-0x0000000005A48000-memory.dmp
memory/2092-15-0x0000000000400000-0x000000000040E000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\b8aeb63776475e6bc60ae42aa4d7dc62.exe.log
| MD5 | e07efe3f1e4fcc39483a46d0644e1750 |
| SHA1 | 083566e513d8090982a8f2d2c57864f7e5eea721 |
| SHA256 | d35da5dbc639e94852448d93722de5260388abf8a0a6b80d947d8acf02209617 |
| SHA512 | e29fac6efce55130598dd9ca0be18e2934d8ed417087848f4c80c1754312f1dae2eb0fc3e85e58aa11abde23a221bdf8f6b80df3a9acad4891626f667f05b474 |
memory/4188-18-0x00000000750E0000-0x0000000075890000-memory.dmp
memory/2092-19-0x00000000750E0000-0x0000000075890000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Payload.exe
| MD5 | b8aeb63776475e6bc60ae42aa4d7dc62 |
| SHA1 | 2ee39dc3035f4ee3e54e80690544370516e1db7a |
| SHA256 | e19584ad2f9bb21cfbc7bb4abe1d401d0fb42f60bd22de6b501f51ebd0cb9d1c |
| SHA512 | 55f8e124ad802aa4ef22c8ba3c40f4ed071fb1c377e100ba0a5d7ba9541de5e4013c6e5855856fb1e1c5904cf32defb92393ec55e98c62c39b6f78c2e690bdf8 |
memory/2092-33-0x00000000750E0000-0x0000000075890000-memory.dmp
memory/4680-34-0x00000000750E0000-0x0000000075890000-memory.dmp
memory/4680-35-0x0000000004BC0000-0x0000000004BD0000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Payload.exe
| MD5 | eeb6c36158d71d23a869a6e088c5c068 |
| SHA1 | d6465b5b692f2fc9274c761d2b911bfec94b85ee |
| SHA256 | 538824888f6f16d266ea84798026dafa424fcc7d0c6a1ad9ac711e052da3f3fe |
| SHA512 | e4631a6646a03dc98f432f6d80b4e76f38615bbe6cb674674e07a15e4bffde50870a6a736b1773e8ebcb9c004d74dafbbe39b0f1c5909782efbff3ab8a7ac205 |
memory/4680-40-0x00000000750E0000-0x0000000075890000-memory.dmp
memory/3336-41-0x00000000750E0000-0x0000000075890000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Windows.lnk
| MD5 | c3ef4e31e7435eabac22457dde8e8577 |
| SHA1 | 9584d03ebcc36633ad63726b7d85095bb596ca9e |
| SHA256 | d1530708ce6ea9b879bb8c673e8e07d8a2911214d8d9634abafa531c910ce807 |
| SHA512 | ee3a1422342c0f62321d2e42365a13996a52b0fd46908c00549edb96be80fc122789004fc138687c589546c64b361175cf454ebe510ec36afc5d5c50b5f81780 |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\Windows.lnk
| MD5 | ee507da80a6fb057250b09358cf09274 |
| SHA1 | 95b2a353a7101c55668c0c3c42517d827364de3c |
| SHA256 | d52d9f60ff8e747e1d705d3a165b7f0f0e2bc292b0f3cca4cb5e242d594d8ebf |
| SHA512 | 24b3ea4518dc3c89f19ac0a65cd5554c62ee29834052463ccfed9d5a44752c55a8b5520565a15ff1c277570a52cb49f824b43b6f11ac1511a75ab2e0ba6a30d8 |
memory/3336-47-0x0000000005200000-0x0000000005210000-memory.dmp
memory/3336-48-0x0000000005840000-0x00000000058D2000-memory.dmp
memory/3336-49-0x0000000005950000-0x000000000595A000-memory.dmp
memory/3336-50-0x00000000750E0000-0x0000000075890000-memory.dmp
memory/3336-51-0x0000000005200000-0x0000000005210000-memory.dmp