nanocore | 29805b2f19994655e7dbdeb34ad0e8068cf5612a30e23e642f8219c8cb946839

General

Target

d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
Size

306KB
MD5

d291e502ffeac8132b334f5c19172f62
SHA1

cae7f46e9faf72bf99c9dcc761a4696709656f1d
SHA256

29805b2f19994655e7dbdeb34ad0e8068cf5612a30e23e642f8219c8cb946839
SHA512

31583b1c48e1c05a499b70f68589c35d42fe1d8d9533dfe6f1f0fe9042cbbec468731b54e896b80b87e076ffe8fa357dd773188139e554c0ffffe4186e0aee56
SSDEEP

6144:j5LlY3NaEMnkeuiJLwJcUSsW40NUtlaC1Z6FcQIqXRKEvJxbHLQIP3Z:j5hY4vPwJfSa0SlaCzidRKEPbrQI

Score

10^/10

nanocore discovery evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

karmina113.sytes.net:5555

karmina200.sytes.net:5555

Mutex

740e54e4-ff80-47e1-adbc-7380eeeacac0

Attributes

activate_away_mode
false
backup_connection_host
karmina200.sytes.net
backup_dns_server
8.8.4.4
buffer_size
65544
build_time
2020-07-13T20:16:20.224945936Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
false
clear_zone_identifier
false
connect_delay
4000
connection_port
5555
default_group
01-10-2020
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
740e54e4-ff80-47e1-adbc-7380eeeacac0
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
karmina113.sytes.net
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
false
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

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DPI Manager = "C:\\Program Files (x86)\\DPI Manager\\dpimgr.exe"	d291e502ffeac8132b334f5c19172f62_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	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5068 set thread context of 2320	5068	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	83

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\DPI Manager\dpimgr.exe	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\DPI Manager\dpimgr.exe	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2320	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
2320	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
2320	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2320	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2320	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
Token: SeDebugPrivilege	2320	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5068 wrote to memory of 2320	5068	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	83
PID 5068 wrote to memory of 2320	5068	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	83
PID 5068 wrote to memory of 2320	5068	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	83
PID 5068 wrote to memory of 2320	5068	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	83
PID 5068 wrote to memory of 2320	5068	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	83
PID 5068 wrote to memory of 2320	5068	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	83
PID 5068 wrote to memory of 2320	5068	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	83
PID 5068 wrote to memory of 2320	5068	d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5068
- C:\Users\Admin\AppData\Local\Temp\d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe"
  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
  PID:2320

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\d291e502ffeac8132b334f5c19172f62_JaffaCakes118.exe.log

Filesize
226B

MD5
916851e072fbabc4796d8916c5131092

SHA1
d48a602229a690c512d5fdaf4c8d77547a88e7a2

SHA256
7e750c904c43d27c89e55af809a679a96c0bb63fc511006ffbceffc2c7f6fb7d

SHA512
07ce4c881d6c411cac0b62364377e77950797c486804fb10d00555458716e3c47b1efc0d1f37e4cc3b7e6565bb402ca01c7ea8c963f9f9ace941a6e3883d2521

Download Submit
memory/2320-9-0x0000000005460000-0x0000000005A04000-memory.dmp

Filesize
5.6MB

Download
memory/2320-17-0x0000000005430000-0x000000000544E000-memory.dmp

Filesize
120KB

Download
memory/2320-10-0x0000000004F50000-0x0000000004FE2000-memory.dmp

Filesize
584KB

Download
memory/2320-4-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2320-11-0x0000000004FF0000-0x000000000508C000-memory.dmp

Filesize
624KB

Download
memory/2320-8-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/2320-20-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/2320-12-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/2320-19-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/2320-18-0x0000000005450000-0x000000000545A000-memory.dmp

Filesize
40KB

Download
memory/2320-16-0x00000000051E0000-0x00000000051EA000-memory.dmp

Filesize
40KB

Download
memory/2320-13-0x0000000004F30000-0x0000000004F3A000-memory.dmp

Filesize
40KB

Download
memory/5068-0-0x00000000750BE000-0x00000000750BF000-memory.dmp

Filesize
4KB

Download
memory/5068-2-0x0000000002580000-0x0000000002588000-memory.dmp

Filesize
32KB

Download
memory/5068-1-0x0000000000210000-0x0000000000264000-memory.dmp

Filesize
336KB

Download
memory/5068-3-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download
memory/5068-7-0x00000000750B0000-0x0000000075860000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads