nanocore | 64f59fbe4b383b157c81adf3439876610a99c42ac6d9160810d53dae0a0114ce

General

Target

64F59FBE4B383B157C81ADF3439876610A99C42AC6D91.exe
Size

328KB
MD5

d4c5e5e909ff0def4cd6be23a09d43ae
SHA1

d7ce18914c638c66d6e5377c40adf22c7c847289
SHA256

64f59fbe4b383b157c81adf3439876610a99c42ac6d9160810d53dae0a0114ce
SHA512

01bdbe9a459ded687f875c63d82310b2cedea994476560b092e63dfabfe2b68ded767f6fb423fb38637cdc40645588e44a8a7a7dd8cf2913650a89760c428af9
SSDEEP

6144:ty3ZvTcfs331nuT8n2+a0JDj21k4/WQUDu5IYuVpij4eNtkH9d7mCvd:t0vTcfsHcwn2+tkVODDOqgUKt+3mC

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Signatures

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore
Executes dropped EXE 2 IoCs

Processes:

complementooffice.execomplementooffice.exe

pid process

1760 complementooffice.exe
1980 complementooffice.exe
Loads dropped DLL 1 IoCs

Processes:

64F59FBE4B383B157C81ADF3439876610A99C42AC6D91.exe

pid process

1048 64F59FBE4B383B157C81ADF3439876610A99C42AC6D91.exe

pid	process
1760	complementooffice.exe
1980	complementooffice.exe

pid	process
1048	64F59FBE4B383B157C81ADF3439876610A99C42AC6D91.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

64F59FBE4B383B157C81ADF3439876610A99C42AC6D91.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Try2 = "C:\\Users\\Admin\\Documents\\complementooffice.exe -boot"	64F59FBE4B383B157C81ADF3439876610A99C42AC6D91.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

complementooffice.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA complementooffice.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

complementooffice.exe

description pid process target process

PID 1760 set thread context of 1980 1760 complementooffice.exe complementooffice.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

complementooffice.exe

pid process

1980 complementooffice.exe
1980 complementooffice.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	complementooffice.exe

description	pid	process	target process
PID 1760 set thread context of 1980	1760	complementooffice.exe	complementooffice.exe

pid	process
1980	complementooffice.exe
1980	complementooffice.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

64F59FBE4B383B157C81ADF3439876610A99C42AC6D91.execomplementooffice.execomplementooffice.exe

description	pid	process
Token: SeDebugPrivilege	1048	64F59FBE4B383B157C81ADF3439876610A99C42AC6D91.exe
Token: SeDebugPrivilege	1760	complementooffice.exe
Token: SeDebugPrivilege	1980	complementooffice.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

64F59FBE4B383B157C81ADF3439876610A99C42AC6D91.execomplementooffice.exe

description	pid	process	target process
PID 1048 wrote to memory of 1760	1048	64F59FBE4B383B157C81ADF3439876610A99C42AC6D91.exe	complementooffice.exe
PID 1048 wrote to memory of 1760	1048	64F59FBE4B383B157C81ADF3439876610A99C42AC6D91.exe	complementooffice.exe
PID 1048 wrote to memory of 1760	1048	64F59FBE4B383B157C81ADF3439876610A99C42AC6D91.exe	complementooffice.exe
PID 1048 wrote to memory of 1760	1048	64F59FBE4B383B157C81ADF3439876610A99C42AC6D91.exe	complementooffice.exe
PID 1760 wrote to memory of 1980	1760	complementooffice.exe	complementooffice.exe
PID 1760 wrote to memory of 1980	1760	complementooffice.exe	complementooffice.exe
PID 1760 wrote to memory of 1980	1760	complementooffice.exe	complementooffice.exe
PID 1760 wrote to memory of 1980	1760	complementooffice.exe	complementooffice.exe
PID 1760 wrote to memory of 1980	1760	complementooffice.exe	complementooffice.exe
PID 1760 wrote to memory of 1980	1760	complementooffice.exe	complementooffice.exe
PID 1760 wrote to memory of 1980	1760	complementooffice.exe	complementooffice.exe
PID 1760 wrote to memory of 1980	1760	complementooffice.exe	complementooffice.exe
PID 1760 wrote to memory of 1980	1760	complementooffice.exe	complementooffice.exe

C:\Users\Admin\AppData\Local\Temp\64F59FBE4B383B157C81ADF3439876610A99C42AC6D91.exe
"C:\Users\Admin\AppData\Local\Temp\64F59FBE4B383B157C81ADF3439876610A99C42AC6D91.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1048

C:\Users\Admin\Documents\complementooffice.exe
"C:\Users\Admin\Documents\complementooffice.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1760

C:\Users\Admin\Documents\complementooffice.exe
"C:\Users\Admin\Documents\complementooffice.exe"
3⤵
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1980

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\Documents\complementooffice.exe
Filesize
328KB

MD5
d4c5e5e909ff0def4cd6be23a09d43ae

SHA1
d7ce18914c638c66d6e5377c40adf22c7c847289

SHA256
64f59fbe4b383b157c81adf3439876610a99c42ac6d9160810d53dae0a0114ce

SHA512
01bdbe9a459ded687f875c63d82310b2cedea994476560b092e63dfabfe2b68ded767f6fb423fb38637cdc40645588e44a8a7a7dd8cf2913650a89760c428af9

Download Submit
C:\Users\Admin\Documents\complementooffice.exe
Filesize
328KB

MD5
d4c5e5e909ff0def4cd6be23a09d43ae

SHA1
d7ce18914c638c66d6e5377c40adf22c7c847289

SHA256
64f59fbe4b383b157c81adf3439876610a99c42ac6d9160810d53dae0a0114ce

SHA512
01bdbe9a459ded687f875c63d82310b2cedea994476560b092e63dfabfe2b68ded767f6fb423fb38637cdc40645588e44a8a7a7dd8cf2913650a89760c428af9

Download Submit
C:\Users\Admin\Documents\complementooffice.exe
Filesize
328KB

MD5
d4c5e5e909ff0def4cd6be23a09d43ae

SHA1
d7ce18914c638c66d6e5377c40adf22c7c847289

SHA256
64f59fbe4b383b157c81adf3439876610a99c42ac6d9160810d53dae0a0114ce

SHA512
01bdbe9a459ded687f875c63d82310b2cedea994476560b092e63dfabfe2b68ded767f6fb423fb38637cdc40645588e44a8a7a7dd8cf2913650a89760c428af9

Download Submit
\Users\Admin\Documents\complementooffice.exe
Filesize
328KB

MD5
d4c5e5e909ff0def4cd6be23a09d43ae

SHA1
d7ce18914c638c66d6e5377c40adf22c7c847289

SHA256
64f59fbe4b383b157c81adf3439876610a99c42ac6d9160810d53dae0a0114ce

SHA512
01bdbe9a459ded687f875c63d82310b2cedea994476560b092e63dfabfe2b68ded767f6fb423fb38637cdc40645588e44a8a7a7dd8cf2913650a89760c428af9

Download Submit
memory/1048-54-0x0000000076171000-0x0000000076173000-memory.dmp

Filesize
8KB

Download
memory/1048-55-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/1048-56-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/1048-62-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/1760-63-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/1760-64-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/1760-58-0x0000000000000000-mapping.dmp

Download
memory/1760-72-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download
memory/1980-65-0x0000000000402000-0x000000000041E800-memory.dmp

Filesize
114KB

Download
memory/1980-67-0x0000000000400000-0x0000000000401000-memory.dmp

Filesize
4KB

Download
memory/1980-68-0x0000000000400000-0x0000000000401000-memory.dmp

Filesize
4KB

Download
memory/1980-70-0x0000000000402000-0x000000000041E800-memory.dmp

Filesize
114KB

Download
memory/1980-73-0x0000000074DA0000-0x000000007534B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads