njrat | e451ebc803766d533d92baf458485284fb64cc3e8d4491cf410ea7fb2d5ded45

Analysis

max time kernel
897s
max time network
896s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250207-fr
resource tags

arch:x64arch:x86image:win10ltsc2021-20250207-frlocale:fr-fros:windows10-ltsc 2021-x64systemwindows
submitted
08/02/2025, 11:40

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General

Target

nkth.exe
Size

55KB
MD5

33644523cb6a6c01bbf2dd5c3a97aafc
SHA1

7fd0d35a09a32693d30ffdb49ecd69c1229d2a20
SHA256

e451ebc803766d533d92baf458485284fb64cc3e8d4491cf410ea7fb2d5ded45
SHA512

43bddd6e1cd6acf040fec6d2b51afd86daa0f5f8ef7990b7dab2e9a42bdcdec5fede30d0510e6fdfd1cb08a4028e5057061f7c4e91a8b5a300ae1af9505cef2b
SSDEEP

1536:5EOADn6cpNPmSpVcDGiwsNMDdXExI3pmsm:bADn6cPzLcDGiwsNMDdXExI3pm

Score

10^/10

njrat discovery trojan

Malware Config

Signatures

Njrat family
njrat
njRAT/Bladabindi
Widely used RAT written in .NET.
trojan njrat

System Location Discovery: System Language Discovery 1 TTPs 5 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	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nkth.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wermgr.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 3 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1600	MicrosoftEdgeUpdate.exe
3896	MicrosoftEdgeUpdate.exe
760	MicrosoftEdgeUpdate.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	wermgr.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	wermgr.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2376	nkth.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe
Token: SeIncBasePriorityPrivilege	2376	nkth.exe
Token: 33	2376	nkth.exe

C:\Users\Admin\AppData\Local\Temp\nkth.exe
"C:\Users\Admin\AppData\Local\Temp\nkth.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2376

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-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
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:1600

C:\Windows\SysWOW64\wermgr.exe
"C:\Windows\system32\wermgr.exe" "-outproc" "0" "2540" "1200" "1128" "1204" "0" "0" "0" "0" "0" "0" "0" "0"
1⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
PID:4120

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48cmVxdWVzdCBwcm90b2NvbD0iMy4wIiB1cGRhdGVyPSJPbWFoYSIgdXBkYXRlcnZlcnNpb249IjEuMy4xOTUuNDMiIHNoZWxsX3ZlcnNpb249IjEuMy4xOTUuNDMiIGlzbWFjaGluZT0iMSIgc2Vzc2lvbmlkPSJ7RjA3RjNGQ0MtOTVEOS00NzhBLUIwNTctRUNFRTExRTE3RDdGfSIgdXNlcmlkPSJ7Rjc5RkVBMDktMkY3MC00QzAxLUE0RjYtRjhDNDk2MkJCNDA1fSIgaW5zdGFsbHNvdXJjZT0ic2NoZWR1bGVyIiByZXF1ZXN0aWQ9Ins5MTgyMEQ1Ri1EMUYxLTQwNEMtOEMzMS05N0MzMTgyNUFCMUV9IiBkZWR1cD0iY3IiIGRvbWFpbmpvaW5lZD0iMCI-PGh3IGxvZ2ljYWxfY3B1cz0iMiIgcGh5c21lbW9yeT0iNCIgZGlza190eXBlPSIyIiBzc2U9IjEiIHNzZTI9IjEiIHNzZTM9IjEiIHNzc2UzPSIxIiBzc2U0MT0iMSIgc3NlNDI9IjEiIGF2eD0iMSIvPjxvcyBwbGF0Zm9ybT0id2luIiB2ZXJzaW9uPSIxMC4wLjE5MDQ0LjQ1MjkiIHNwPSIiIGFyY2g9Ing2NCIgcHJvZHVjdF90eXBlPSIxMjUiIGlzX3dpcD0iMCIgaXNfaW5fbG9ja2Rvd25fbW9kZT0iMCIvPjxvZW0gcHJvZHVjdF9tYW51ZmFjdHVyZXI9IiIgcHJvZHVjdF9uYW1lPSIiLz48ZXhwIGV0YWc9IiZxdW90O1ZQUW9QMUYrZnExNXdSemgxa1BMNFBNcFdoOE9STUI1aXp2ck9DL2NoalE9JnF1b3Q7Ii8-PGFwcCBhcHBpZD0iezU2RUIxOEY4LUIwMDgtNENCRC1CNkQyLThDOTdGRTdFOTA2Mn0iIHZlcnNpb249IjkyLjAuOTAyLjY3IiBuZXh0dmVyc2lvbj0iIiBsYW5nPSIiIGJyYW5kPSJJTkJYIiBjbGllbnQ9IiIgaW5zdGFsbGFnZT0iMCIgaW5zdGFsbGRhdGV0aW1lPSIxNzM4OTM0OTM0Ij48ZXZlbnQgZXZlbnR0eXBlPSIzMiIgZXZlbnRyZXN1bHQ9IjEiIGVycm9yY29kZT0iMCIgZXh0cmFjb2RlMT0iNCIgc3lzdGVtX3VwdGltZV90aWNrcz0iNTQyOTcxNDg0MCIvPjwvYXBwPjwvcmVxdWVzdD4
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:3896

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48cmVxdWVzdCBwcm90b2NvbD0iMy4wIiB1cGRhdGVyPSJPbWFoYSIgdXBkYXRlcnZlcnNpb249IjEuMy4xOTUuNDMiIHNoZWxsX3ZlcnNpb249IjEuMy4xOTUuNDMiIGlzbWFjaGluZT0iMSIgc2Vzc2lvbmlkPSJ7RjA3RjNGQ0MtOTVEOS00NzhBLUIwNTctRUNFRTExRTE3RDdGfSIgdXNlcmlkPSJ7Rjc5RkVBMDktMkY3MC00QzAxLUE0RjYtRjhDNDk2MkJCNDA1fSIgaW5zdGFsbHNvdXJjZT0ic2NoZWR1bGVyIiByZXF1ZXN0aWQ9InsxQzg4RTQ5Ri1DODNELTQzQkUtOTA0Mi02QTBFQkU5NzRDQTR9IiBkZWR1cD0iY3IiIGRvbWFpbmpvaW5lZD0iMCI-PGh3IGxvZ2ljYWxfY3B1cz0iMiIgcGh5c21lbW9yeT0iNCIgZGlza190eXBlPSIyIiBzc2U9IjEiIHNzZTI9IjEiIHNzZTM9IjEiIHNzc2UzPSIxIiBzc2U0MT0iMSIgc3NlNDI9IjEiIGF2eD0iMSIvPjxvcyBwbGF0Zm9ybT0id2luIiB2ZXJzaW9uPSIxMC4wLjE5MDQ0LjQ1MjkiIHNwPSIiIGFyY2g9Ing2NCIgcHJvZHVjdF90eXBlPSIxMjUiIGlzX3dpcD0iMCIgaXNfaW5fbG9ja2Rvd25fbW9kZT0iMCIvPjxvZW0gcHJvZHVjdF9tYW51ZmFjdHVyZXI9IiIgcHJvZHVjdF9uYW1lPSIiLz48ZXhwIGV0YWc9IiZxdW90O1ZQUW9QMUYrZnExNXdSemgxa1BMNFBNcFdoOE9STUI1aXp2ck9DL2NoalE9JnF1b3Q7Ii8-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-PHBpbmcgYWN0aXZlPSIxIiBhPSIxIiByPSIxIiBhZD0iNjYxMiIgcmQ9IjY2MTIiIHBpbmdfZnJlc2huZXNzPSJ7NDY1NzAzRDUtOTkyMy00NTFCLUE2OEYtREUzREI5QzU0NDIzfSIvPjwvYXBwPjxhcHAgYXBwaWQ9IntGMzAxNzIyNi1GRTJBLTQyOTUtOEJERi0wMEMzQTlBN0U0QzV9IiB2ZXJzaW9uPSIxMzIuMC4yOTU3LjE0MCIgbmV4dHZlcnNpb249IiIgbGFuZz0iIiBicmFuZD0iR0dMUyIgY2xpZW50PSIiIGluc3RhbGxhZ2U9IjAiIGluc3RhbGxkYXRlPSI2NjA4IiBjb2hvcnQ9InJyZkAwLjI2Ij48dXBkYXRlY2hlY2svPjxwaW5nIHI9IjEiIHJkPSI2NjEyIiBwaW5nX2ZyZXNobmVzcz0iezE5QTExQUFCLTZBQTctNEQ3RS05RTJCLTQxOUU3ODFCMEJBOX0iLz48L2FwcD48L3JlcXVlc3Q-
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:760

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\Microsoft\EdgeUpdate\Log\MicrosoftEdgeUpdate.log

Filesize
436KB

MD5
09d156e59e25edd3c57114db1d2c0bdd

SHA1
d693d1bd2d80c26d63c05a236a5fdd2b63502868

SHA256
dc29e1edd173471bc096d7364ac4051e4bffccb5a2ecdab2b2c418b52a7f244a

SHA512
a2edf41e9bdcf97d121ec30ca664cfe494c8a171a0e0fd369f8d2ca4a4e6bb0ff088027b3f13d29782373c0f4c41109df7b1310b428e0411b0346ea6b7524e2d

Download Submit
C:\ProgramData\Microsoft\EdgeUpdate\Log\MicrosoftEdgeUpdate.log

Filesize
461KB

MD5
e47d1bc7287a71e96947f37b5f0f6f66

SHA1
46ba24a6ca7b1873489c1282d4e86fa56a41df38

SHA256
dd7e455e8ff2da9e3de9a1ce0f12b691af0d676ad49645b188213142fecc396e

SHA512
1ea8100141f81b1cf17ad017062fc50f69f14f5204728d2a341401340fbb74bcd66ed1845f0982e7769e253984c2183e85e752a73524af870276fbea340ab4fe

Download Submit
memory/2376-0-0x0000000073C22000-0x0000000073C23000-memory.dmp

Filesize
4KB

Download
memory/2376-1-0x0000000073C20000-0x00000000741D1000-memory.dmp

Filesize
5.7MB

Download
memory/2376-2-0x0000000073C20000-0x00000000741D1000-memory.dmp

Filesize
5.7MB

Download
memory/2376-3-0x0000000073C22000-0x0000000073C23000-memory.dmp

Filesize
4KB

Download
memory/2376-4-0x0000000073C20000-0x00000000741D1000-memory.dmp

Filesize
5.7MB

Download
memory/2376-5-0x0000000073C20000-0x00000000741D1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads