nanocore | cc18b66023cf4fbe41954d1b2e5cc60604692ea30ad3defb5f80338263be2460

General

Target

3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe
Size

913KB
MD5

3fbf4f14ff480243f53b0477defd3995
SHA1

d178ff6dc580c833f91786c8783dd250cbce2b82
SHA256

cc18b66023cf4fbe41954d1b2e5cc60604692ea30ad3defb5f80338263be2460
SHA512

fca674a5101e06920d27554332068beecefb15f48cb1fddf00134a49525f0e8098f1b75fee7a4f13d90279c64ec68d51fac8eabfda4352798ff0f67151dac738
SSDEEP

24576:uzS1ZKZRQVusF2xRzNCqYcW+ZPXtwuBLfjJMvNZVMO1:OOcZRQ8JC/3qXzjOvNnMO1

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

ericfresh.ddns.net:5050

194.5.98.231:5050

Mutex

1cc63107-cf54-416d-8fa1-7e896d8292b1

Attributes

activate_away_mode
true
backup_connection_host
194.5.98.231
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-11-01T16:21:10.866219736Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
5050
default_group
ERICFRESH
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
1cc63107-cf54-416d-8fa1-7e896d8292b1
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
ericfresh.ddns.net
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
true
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:

3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe

description	pid	process	target process
PID 1504 set thread context of 2624	1504	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence execution

Scheduled Task
T1053.005

Processes:

schtasks.exe

pid process

2868 schtasks.exe

pid	process
2868	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe

pid	process
2624	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe
2624	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe
2624	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe

pid process

2624 3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe

description pid process

Token: SeDebugPrivilege 2624 3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	2624	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe

description	pid	process	target process
PID 1504 wrote to memory of 2624	1504	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe
PID 1504 wrote to memory of 2624	1504	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe
PID 1504 wrote to memory of 2624	1504	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe
PID 1504 wrote to memory of 2624	1504	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe
PID 1504 wrote to memory of 2624	1504	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe
PID 1504 wrote to memory of 2624	1504	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe
PID 1504 wrote to memory of 2624	1504	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe
PID 1504 wrote to memory of 2624	1504	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe
PID 2624 wrote to memory of 2868	2624	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe	schtasks.exe
PID 2624 wrote to memory of 2868	2624	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe	schtasks.exe
PID 2624 wrote to memory of 2868	2624	3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1504

C:\Users\Admin\AppData\Local\Temp\3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe
"{path}"
2⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2624

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "AGP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE0DA.tmp"
3⤵
- Scheduled Task/Job: Scheduled Task
PID:2868

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\3fbf4f14ff480243f53b0477defd3995_JaffaCakes118.exe.log
Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE0DA.tmp
Filesize
1KB

MD5
27bda92b7c2570646e2c6409a5120cf9

SHA1
874d50950a579a580cefab51107dd8fcc9ee518a

SHA256
bd7cd2b5e0dac58ed92e38127028387af636a08f1eb9ce539596cd2cb7fdcc9d

SHA512
025b97b3048b8c9912e166308eb235a25da26c4aeed5569d875a96e2825e05b443faf881d7a7af7b9a3ac44152226f8fffbfdd2624f0abc830887efef3d03a12

Download Submit
memory/1504-10-0x000000000AB90000-0x000000000AC2C000-memory.dmp

Filesize
624KB

Download
memory/1504-2-0x00000000081C0000-0x0000000008764000-memory.dmp

Filesize
5.6MB

Download
memory/1504-4-0x0000000003110000-0x000000000311A000-memory.dmp

Filesize
40KB

Download
memory/1504-5-0x0000000074F00000-0x00000000756B0000-memory.dmp

Filesize
7.7MB

Download
memory/1504-6-0x0000000007E20000-0x0000000007E2A000-memory.dmp

Filesize
40KB

Download
memory/1504-7-0x0000000074F0E000-0x0000000074F0F000-memory.dmp

Filesize
4KB

Download
memory/1504-8-0x0000000074F00000-0x00000000756B0000-memory.dmp

Filesize
7.7MB

Download
memory/1504-9-0x000000000AA50000-0x000000000AAEC000-memory.dmp

Filesize
624KB

Download
memory/1504-0-0x0000000074F0E000-0x0000000074F0F000-memory.dmp

Filesize
4KB

Download
memory/1504-3-0x0000000007CD0000-0x0000000007D62000-memory.dmp

Filesize
584KB

Download
memory/1504-1-0x0000000000D70000-0x0000000000E5A000-memory.dmp

Filesize
936KB

Download
memory/1504-14-0x0000000074F00000-0x00000000756B0000-memory.dmp

Filesize
7.7MB

Download
memory/2624-11-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2624-16-0x0000000074F00000-0x00000000756B0000-memory.dmp

Filesize
7.7MB

Download
memory/2624-15-0x0000000074F00000-0x00000000756B0000-memory.dmp

Filesize
7.7MB

Download
memory/2624-21-0x00000000055E0000-0x00000000055EA000-memory.dmp

Filesize
40KB

Download
memory/2624-22-0x0000000005800000-0x000000000581E000-memory.dmp

Filesize
120KB

Download
memory/2624-23-0x0000000006730000-0x000000000673A000-memory.dmp

Filesize
40KB

Download
memory/2624-24-0x0000000074F00000-0x00000000756B0000-memory.dmp

Filesize
7.7MB

Download
memory/2624-25-0x0000000074F00000-0x00000000756B0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads