nanocore | eba0abe9461df84c76949df2d559f66b0379cbdbd430f8db884c55d0aa469980

General

Target

Invoice# 77-84993-84929.exe
Size

1.0MB
MD5

3beaa725263104d4638eb877a7d0b37d
SHA1

da267ad7c11acb864db25a561fea1e2cc3663fd0
SHA256

eba0abe9461df84c76949df2d559f66b0379cbdbd430f8db884c55d0aa469980
SHA512

efa1dfea9a15b9cb8c15bed2d510d0c8f879ba2ccf377e0c134d0f0c9047feabc2c17f20bfcf089f33c237391258bf020bb9041308d573a63ca63415e2f459e7

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

1.ispnano.dns-cloud.net:10004

Mutex

e1e01d8e-d2ec-4c98-af39-dda666441e66

Attributes

activate_away_mode
true
backup_connection_host
1.ispnano.dns-cloud.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-10-25T01:53:08.501630436Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
10004
default_group
Default
enable_debug_mode
true
gc_threshold
1.048576e+07
keep_alive_timeout
30000
keyboard_logging
false
lan_timeout
2500
max_packet_size
1.048576e+07
mutex
e1e01d8e-d2ec-4c98-af39-dda666441e66
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
1.ispnano.dns-cloud.net
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
true
timeout_interval
5000
use_custom_dns_server
false
version
1.2.2.0
wan_timeout
8000

Signatures

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

Invoice# 77-84993-84929.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Invoice# 77-84993-84929.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Invoice# 77-84993-84929.exe

description pid process target process

PID 3888 set thread context of 1320 3888 Invoice# 77-84993-84929.exe Invoice# 77-84993-84929.exe

description	pid	process	target process
PID 3888 set thread context of 1320	3888	Invoice# 77-84993-84929.exe	Invoice# 77-84993-84929.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

Invoice# 77-84993-84929.exe

description	pid	process	target process
PID 3888 wrote to memory of 1320	3888	Invoice# 77-84993-84929.exe	Invoice# 77-84993-84929.exe
PID 3888 wrote to memory of 1320	3888	Invoice# 77-84993-84929.exe	Invoice# 77-84993-84929.exe
PID 3888 wrote to memory of 1320	3888	Invoice# 77-84993-84929.exe	Invoice# 77-84993-84929.exe
PID 3888 wrote to memory of 1320	3888	Invoice# 77-84993-84929.exe	Invoice# 77-84993-84929.exe
PID 3888 wrote to memory of 1320	3888	Invoice# 77-84993-84929.exe	Invoice# 77-84993-84929.exe
PID 3888 wrote to memory of 1320	3888	Invoice# 77-84993-84929.exe	Invoice# 77-84993-84929.exe
PID 3888 wrote to memory of 1320	3888	Invoice# 77-84993-84929.exe	Invoice# 77-84993-84929.exe

C:\Users\Admin\AppData\Local\Temp\Invoice# 77-84993-84929.exe
"C:\Users\Admin\AppData\Local\Temp\Invoice# 77-84993-84929.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3888

C:\Users\Admin\AppData\Local\Temp\Invoice# 77-84993-84929.exe
"{path}"
2⤵
- Checks whether UAC is enabled
PID:1320

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Invoice# 77-84993-84929.exe.log
MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
memory/1320-22-0x0000000006A50000-0x0000000006A96000-memory.dmp

Filesize
280KB

Download
memory/1320-11-0x0000000000400000-0x0000000000606000-memory.dmp

Filesize
2.0MB

Download
memory/1320-18-0x00000000068D0000-0x000000000691F000-memory.dmp

Filesize
316KB

Download
memory/1320-14-0x0000000073A20000-0x000000007410E000-memory.dmp

Filesize
6.9MB

Download
memory/1320-27-0x0000000006DC0000-0x0000000006DF8000-memory.dmp

Filesize
224KB

Download
memory/1320-28-0x0000000006E00000-0x0000000006E35000-memory.dmp

Filesize
212KB

Download
memory/1320-26-0x0000000006B30000-0x0000000006B6A000-memory.dmp

Filesize
232KB

Download
memory/1320-24-0x0000000006960000-0x00000000069A0000-memory.dmp

Filesize
256KB

Download
memory/1320-20-0x00000000069B0000-0x00000000069FC000-memory.dmp

Filesize
304KB

Download
memory/1320-23-0x0000000006AA0000-0x0000000006AE2000-memory.dmp

Filesize
264KB

Download
memory/1320-29-0x0000000006E40000-0x0000000006E73000-memory.dmp

Filesize
204KB

Download
memory/1320-25-0x0000000006AF0000-0x0000000006B2D000-memory.dmp

Filesize
244KB

Download
memory/1320-12-0x000000000060371E-mapping.dmp

Download
memory/1320-21-0x0000000006A00000-0x0000000006A49000-memory.dmp

Filesize
292KB

Download
memory/3888-10-0x0000000006670000-0x0000000006671000-memory.dmp

Filesize
4KB

Download
memory/3888-2-0x0000000073A20000-0x000000007410E000-memory.dmp

Filesize
6.9MB

Download
memory/3888-6-0x00000000030B0000-0x00000000030B1000-memory.dmp

Filesize
4KB

Download
memory/3888-3-0x0000000000BB0000-0x0000000000BB1000-memory.dmp

Filesize
4KB

Download
memory/3888-5-0x0000000005C40000-0x0000000005C41000-memory.dmp

Filesize
4KB

Download
memory/3888-9-0x0000000006370000-0x00000000065C5000-memory.dmp

Filesize
2.3MB

Download
memory/3888-8-0x0000000003160000-0x000000000316E000-memory.dmp

Filesize
56KB

Download
memory/3888-7-0x0000000003150000-0x0000000003151000-memory.dmp

Filesize
4KB

Download

Analysis

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