nanocore | 4afa8b9bd371f61fa509e0304c20887fda7e7a10031db9355ebb07af9ea04718

Analysis

max time kernel
150s
max time network
144s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
28-11-2024 18:29

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General

Target

ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
Size

598KB
MD5

ad365f7953b7891b8b5c703ab9e8c945
SHA1

23c501ad2fe50c939bddd9264529175c25fd13bc
SHA256

4afa8b9bd371f61fa509e0304c20887fda7e7a10031db9355ebb07af9ea04718
SHA512

19e08d4007d5fe120fe9feda214738767211d56c3b227509f19bad2ffca91a781c0bcb020f434d7820cc487332792d9f696d63f5a2fe100303af29915d720eea
SSDEEP

12288:Ylo9QT0y8JQPVBPmedXRww+XhL1R4QaRproVTYQr:P960VJYmedhkeRWBR

Score

10^/10

nanocore discovery evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

ghsgatvxbznmklopwagdhusvxbznxgtewuahjkop.ydns.eu:6932

Mutex

85e37885-b3ec-483d-a191-58b2523c3701

Attributes

activate_away_mode
true
backup_connection_host
ghsgatvxbznmklopwagdhusvxbznxgtewuahjkop.ydns.eu
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-05-14T20:49:39.098077236Z
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
6932
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
85e37885-b3ec-483d-a191-58b2523c3701
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
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
Nanocore family
nanocore

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\DSL Manager = "C:\\Program Files (x86)\\DSL Manager\\dslmgr.exe"	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2844 set thread context of 1648	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	34

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\DSL Manager\dslmgr.exe	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\DSL Manager\dslmgr.exe	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2152	schtasks.exe
2400	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
1648	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
1648	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
1648	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1648	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
Token: SeDebugPrivilege	1648	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 1920	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	31
PID 2844 wrote to memory of 1920	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	31
PID 2844 wrote to memory of 1920	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	31
PID 2844 wrote to memory of 1920	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	31
PID 2844 wrote to memory of 2468	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	32
PID 2844 wrote to memory of 2468	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	32
PID 2844 wrote to memory of 2468	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	32
PID 2844 wrote to memory of 2468	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	32
PID 2844 wrote to memory of 2736	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	33
PID 2844 wrote to memory of 2736	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	33
PID 2844 wrote to memory of 2736	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	33
PID 2844 wrote to memory of 2736	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	33
PID 2844 wrote to memory of 1648	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	34
PID 2844 wrote to memory of 1648	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	34
PID 2844 wrote to memory of 1648	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	34
PID 2844 wrote to memory of 1648	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	34
PID 2844 wrote to memory of 1648	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	34
PID 2844 wrote to memory of 1648	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	34
PID 2844 wrote to memory of 1648	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	34
PID 2844 wrote to memory of 1648	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	34
PID 2844 wrote to memory of 1648	2844	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	34
PID 1648 wrote to memory of 2152	1648	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	35
PID 1648 wrote to memory of 2152	1648	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	35
PID 1648 wrote to memory of 2152	1648	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	35
PID 1648 wrote to memory of 2152	1648	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	35
PID 1648 wrote to memory of 2400	1648	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	37
PID 1648 wrote to memory of 2400	1648	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	37
PID 1648 wrote to memory of 2400	1648	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	37
PID 1648 wrote to memory of 2400	1648	ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe	37

C:\Users\Admin\AppData\Local\Temp\ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2844
- C:\Users\Admin\AppData\Local\Temp\ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
  "{path}"
  2⤵
  PID:1920
- C:\Users\Admin\AppData\Local\Temp\ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
  "{path}"
  2⤵
  PID:2468
- C:\Users\Admin\AppData\Local\Temp\ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
  "{path}"
  2⤵
  PID:2736
- C:\Users\Admin\AppData\Local\Temp\ad365f7953b7891b8b5c703ab9e8c945_JaffaCakes118.exe
  "{path}"
  2⤵
  - Adds Run key to start application
  - Checks whether UAC is enabled
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1648
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DSL Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmpEF7D.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2152
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "DSL Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF039.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpEF7D.tmp

Filesize
1KB

MD5
b24f578cd249a696d517a42e5e5c26da

SHA1
cb09fa1dcf1e46c92b20ebdf881dd19f46196157

SHA256
7009aeae8b85b7e64a285f0c25b4c8732f71f28d607c77e7be849381016fdd07

SHA512
44e39e2eb49b32e242e5fd0aff0db62c2bc88ddc1315e6854b44f1c36f9578b9f0af09d701b5b83c7664f059efc605350e96a2d512757be2cc1e49728dd13e4f

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF039.tmp

Filesize
1KB

MD5
a0bcaf1694d4fcae2c44258530850f35

SHA1
99e9ccea3a9dca8d94808f6488fdc37c0b3bfe73

SHA256
099c4a82d8e8ddf5ff801a8f08fb5a143834506e936ce846b380a42eb24e888e

SHA512
ad3f2fbc09f7d57c24a35a62f00251c93d480e065f3b7fbc7133736cb144a3031fdc9f3e8be8a1c6dcdb8b3def654618faab416f66a28628ab71e55de4df0da3

Download Submit
memory/1648-21-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download
memory/1648-22-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download
memory/1648-30-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download
memory/1648-6-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1648-15-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1648-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1648-11-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1648-9-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1648-7-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1648-17-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1648-19-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2844-0-0x0000000074031000-0x0000000074032000-memory.dmp

Filesize
4KB

Download
memory/2844-20-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download
memory/2844-3-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download
memory/2844-2-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download
memory/2844-1-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download
memory/2844-4-0x0000000074030000-0x00000000745DB000-memory.dmp

Filesize
5.7MB

Download