nanocore | 1778a255b790b18f042384c6ebb3176d3f3f0fd172d313b07242ac42b000132e

General

Target

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
Size

544KB
MD5

549e7f845117790309446949d7eaae7c
SHA1

4623be14eeb5a3d625f3bd8d76644133bba21925
SHA256

1778a255b790b18f042384c6ebb3176d3f3f0fd172d313b07242ac42b000132e
SHA512

b00c33f328b7f4b1a755f461e0041c847b9fa645a3053caad8aabd688296aa086ebc0e7a8d5e69c79a6a67764b09f0990b3d3ce07e882ae7f8ab7c14f0c383f7
SSDEEP

12288:oUGBb2U1v2zv1gVJAMugu0bU8xCiJSKIKSg:Wrc2zrU8xCUXSg

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

ruffella.ddns.net:1122

127.0.0.1:1122

Mutex

06e7bbf5-110b-4d73-baba-9d6aeece3a75

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-06-30T11:16:34.404861436Z
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
1122
default_group
AWESOME
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
06e7bbf5-110b-4d73-baba-9d6aeece3a75
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
ruffella.ddns.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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\DOS Manager = "C:\\Program Files (x86)\\DOS Manager\\dosmgr.exe"	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

description	pid	process	target process
PID 1180 set thread context of 2904	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

Drops file in Program Files directory 2 IoCs

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

description	ioc	process
File created	C:\Program Files (x86)\DOS Manager\dosmgr.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\DOS Manager\dosmgr.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid process

2168 schtasks.exe
1412 schtasks.exe
2656 schtasks.exe

pid	process
2168	schtasks.exe
1412	schtasks.exe
2656	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

pid	process
2904	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
2904	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
2904	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

pid process

2904 549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

description pid process

Token: SeDebugPrivilege 2904 549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	2904	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

549e7f845117790309446949d7eaae7c_JaffaCakes118.exe549e7f845117790309446949d7eaae7c_JaffaCakes118.exe

description	pid	process	target process
PID 1180 wrote to memory of 2168	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 1180 wrote to memory of 2168	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 1180 wrote to memory of 2168	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 1180 wrote to memory of 2168	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 1180 wrote to memory of 2904	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 1180 wrote to memory of 2904	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 1180 wrote to memory of 2904	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 1180 wrote to memory of 2904	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 1180 wrote to memory of 2904	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 1180 wrote to memory of 2904	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 1180 wrote to memory of 2904	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 1180 wrote to memory of 2904	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 1180 wrote to memory of 2904	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 1180 wrote to memory of 2904	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 1180 wrote to memory of 2904	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 1180 wrote to memory of 2904	1180	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
PID 2904 wrote to memory of 1412	2904	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 2904 wrote to memory of 1412	2904	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 2904 wrote to memory of 1412	2904	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 2904 wrote to memory of 1412	2904	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 2904 wrote to memory of 2656	2904	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 2904 wrote to memory of 2656	2904	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 2904 wrote to memory of 2656	2904	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe
PID 2904 wrote to memory of 2656	2904	549e7f845117790309446949d7eaae7c_JaffaCakes118.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\549e7f845117790309446949d7eaae7c_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1180

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\XRgItgAeBZGif" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD817.tmp"
2⤵
- Creates scheduled task(s)
PID:2168

C:\Users\Admin\AppData\Local\Temp\549e7f845117790309446949d7eaae7c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\549e7f845117790309446949d7eaae7c_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:2904

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DOS Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmpDA87.tmp"
3⤵
- Creates scheduled task(s)
PID:1412

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DOS Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpDB04.tmp"
3⤵
- Creates scheduled task(s)
PID:2656

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

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpD817.tmp
Filesize
1KB

MD5
e700c0a6ab15f02a7b5a1012412185cd

SHA1
28c666d68ce838c122ad6ee8bbf01648b49a0679

SHA256
efc0bdb10e7fee200373d2d0c6d7437711a864a78f79f1bebfcf6b03d0ea180a

SHA512
502a8fff20e3c32152dbb6f8f41a3f3e8ae5766ef0f82268748777c854a30f5dc3de121def3fcdd45e096f5e3d42c8193b22d3dbbdd5e23663b1c3bf087c3dad

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpDA87.tmp
Filesize
1KB

MD5
3a0c75e15140bf2cfca85d7e6088eaca

SHA1
b469cb43a605342ba361122a2105d48ced8e5840

SHA256
0bc3016b5453c9c5378835547565fbafdc625e439f29ff78dce85d68fad9913f

SHA512
468f2e45cf87c9b5b7de205a4e1255d22f71d67a35f403906091d6bcfc74612f36d0f22ef7cee774094bdb218f26304211bbf91555abffc9fd7a574f3f5788de

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpDB04.tmp
Filesize
1KB

MD5
8f5713b14cee3089852f6c8d2a7a7d57

SHA1
8bffbea05715c6434ad593cce8a2c737f80ff788

SHA256
ab3ce102242c3144f87bcbfe83984a478821cd09e62c0e5211b2ab37dde02d2c

SHA512
82bd2378c2d6bb34a1ad3f2d26bfea583fc8403691bed6668521ba3e8bc7bdbdf142f872ddbc8e5251550f47c9bbee4eb3d0d6096f80d85259082cf68a454c72

Download Submit
memory/1180-28-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/1180-2-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/1180-5-0x0000000074940000-0x000000007502E000-memory.dmp

Filesize
6.9MB

Download
memory/1180-6-0x0000000004F30000-0x0000000004F8C000-memory.dmp

Filesize
368KB

Download
memory/1180-7-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1180-8-0x0000000000420000-0x000000000045C000-memory.dmp

Filesize
240KB

Download
memory/1180-3-0x00000000001E0000-0x00000000001F8000-memory.dmp

Filesize
96KB

Download
memory/1180-1-0x00000000009B0000-0x0000000000A3E000-memory.dmp

Filesize
568KB

Download
memory/1180-4-0x000000007494E000-0x000000007494F000-memory.dmp

Filesize
4KB

Download
memory/1180-0-0x000000007494E000-0x000000007494F000-memory.dmp

Filesize
4KB

Download
memory/2904-24-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2904-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2904-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2904-18-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2904-16-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2904-27-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2904-15-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2904-14-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2904-36-0x0000000000460000-0x000000000046A000-memory.dmp

Filesize
40KB

Download
memory/2904-37-0x0000000000890000-0x00000000008AE000-memory.dmp

Filesize
120KB

Download
memory/2904-38-0x00000000005B0000-0x00000000005BA000-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