nanocore | ac49f3e4b0c4a18bb6afa56b49cba6a7ddc61fbee92e681f1bd1cae9dfd4f10c

General

Target

3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe
Size

418KB
MD5

3df47f38c3c806c4d4572ee7eda0992e
SHA1

0df2c85f751918bdb3215894bec3082809c81101
SHA256

ac49f3e4b0c4a18bb6afa56b49cba6a7ddc61fbee92e681f1bd1cae9dfd4f10c
SHA512

b679e64bcf1e228aa74c26d10b1a8a69f3e21be8a5f8063cc078e4d0d17e16358b0cf3db31d8e7a44099eacbee9ea7c6abd91676b82e6b619a2dc8930ef6726a
SSDEEP

6144:QrZiRT69MyomvI973qM0n0iTkpKxkT8CH1rUfNbZBIIh2MJuZamn5HEJynui:QrqT6HoN9100iTkEC4C1Ufr3Camndtn

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

addicted1234.duckdns.org:4323

Mutex

6283db00-d11d-4c4f-a11f-99618c402663

Attributes

activate_away_mode
true
backup_connection_host
addicted1234.duckdns.org
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2018-08-06T03:05:57.360050036Z
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
4323
default_group
H
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
6283db00-d11d-4c4f-a11f-99618c402663
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
addicted1234.duckdns.org
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\UDP Subsystem = "C:\\Program Files (x86)\\UDP Subsystem\\udpss.exe"	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe

description	pid	process	target process
PID 4808 set thread context of 4708	4808	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe

Drops file in Program Files directory 2 IoCs

Processes:

3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe

description	ioc	process
File created	C:\Program Files (x86)\UDP Subsystem\udpss.exe	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\UDP Subsystem\udpss.exe	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe

Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exe

pid process

3052 schtasks.exe
1744 schtasks.exe

pid	process
3052	schtasks.exe
1744	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe

pid	process
4708	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe
4708	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe
4708	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe

pid process

4708 3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	4808	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe
Token: SeDebugPrivilege	4708	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe

description	pid	process	target process
PID 4808 wrote to memory of 4708	4808	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe
PID 4808 wrote to memory of 4708	4808	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe
PID 4808 wrote to memory of 4708	4808	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe
PID 4808 wrote to memory of 4708	4808	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe
PID 4808 wrote to memory of 4708	4808	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe
PID 4808 wrote to memory of 4708	4808	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe
PID 4808 wrote to memory of 4708	4808	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe
PID 4808 wrote to memory of 4708	4808	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe
PID 4708 wrote to memory of 1744	4708	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe	schtasks.exe
PID 4708 wrote to memory of 1744	4708	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe	schtasks.exe
PID 4708 wrote to memory of 1744	4708	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe	schtasks.exe
PID 4708 wrote to memory of 3052	4708	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe	schtasks.exe
PID 4708 wrote to memory of 3052	4708	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe	schtasks.exe
PID 4708 wrote to memory of 3052	4708	3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4808

C:\Users\Admin\AppData\Local\Temp\3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe"
2⤵
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4708

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UDP Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp36EE.tmp"
3⤵
- Creates scheduled task(s)
PID:1744

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "UDP Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp377C.tmp"
3⤵
- Creates scheduled task(s)
PID:3052

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

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\3df47f38c3c806c4d4572ee7eda0992e_JaffaCakes118.exe.log
Filesize
321B

MD5
baf5d1398fdb79e947b60fe51e45397f

SHA1
49e7b8389f47b93509d621b8030b75e96bb577af

SHA256
10c8c7b5fa58f8c6b69f44e92a4e2af111b59fcf4f21a07e04b19e14876ccdf8

SHA512
b2c9ef5581d5eae7c17ae260fe9f52344ed737fa851cb44d1cea58a32359d0ac5d0ca3099c970209bd30a0d4af6e504101f21b7054cf5eca91c0831cf12fb413

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp36EE.tmp
Filesize
1KB

MD5
3b26e94215fe905ab2d9e5a2436de88e

SHA1
0e8bcdcc0263a0eceb17d741a19e6b41fc176c86

SHA256
dd90446029d52545e30fdbf9f381a542e849f10694bda20bcbcfb5d9451e0551

SHA512
61f564d350af54d01b69552c73ed20c70674f2cf393f84519f3d1d83d397d107a3ef084e331918dab899561c94962e3ff7e8cbe953c3a5fd171d77cc654613d7

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp377C.tmp
Filesize
1KB

MD5
c4aecdef99eba873119e79616df3f4b0

SHA1
b1b3af52655fb633eed909dfed05b64fbbfac37c

SHA256
24fd0d87bea36a024449a95f808aaa174e4ed9003cb8a427b67c02411b8a2e0b

SHA512
e3f44b07267fccf4f5abd4efe80f2b037ddadc4cb898bdfca9d21ac5d79fcac828950065c2060d3ce125ee971fc3096183afee5287ba9951fbbda7257d8ed8d4

Download Submit
memory/4708-11-0x0000000005010000-0x00000000050A2000-memory.dmp

Filesize
584KB

Download
memory/4708-23-0x0000000005670000-0x000000000568E000-memory.dmp

Filesize
120KB

Download
memory/4708-26-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/4708-6-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4708-25-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/4708-24-0x0000000006280000-0x000000000628A000-memory.dmp

Filesize
40KB

Download
memory/4708-10-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/4708-22-0x0000000005240000-0x000000000524A000-memory.dmp

Filesize
40KB

Download
memory/4708-12-0x00000000050F0000-0x000000000518C000-memory.dmp

Filesize
624KB

Download
memory/4708-13-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/4708-14-0x0000000004FF0000-0x0000000004FFA000-memory.dmp

Filesize
40KB

Download
memory/4808-2-0x00000000084B0000-0x0000000008A54000-memory.dmp

Filesize
5.6MB

Download
memory/4808-1-0x0000000000E70000-0x0000000000EDC000-memory.dmp

Filesize
432KB

Download
memory/4808-4-0x00000000052D0000-0x000000000532A000-memory.dmp

Filesize
360KB

Download
memory/4808-0-0x00000000752EE000-0x00000000752EF000-memory.dmp

Filesize
4KB

Download
memory/4808-3-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/4808-9-0x00000000752E0000-0x0000000075A90000-memory.dmp

Filesize
7.7MB

Download
memory/4808-5-0x0000000003190000-0x000000000319A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads