nanocore | e01611d50b2a0bf54e2fdf1fe9d192b2ab5aa51aa95866cd73d44afd6257cb6c

General

Target

78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe
Size

795KB
MD5

78a7d6490db1cedbc332ba8df3580974
SHA1

d42ea5a57db7db026e3ca54f2a508158b32d184e
SHA256

e01611d50b2a0bf54e2fdf1fe9d192b2ab5aa51aa95866cd73d44afd6257cb6c
SHA512

d4dcbee63891f881e82ffabdcb60214fbbada9e776bb41a5320d7b7538feb38efc9183d158160b79fb5ef9a9118c20f9397cb34b47efc3e11f6d87f27c15742f
SSDEEP

12288:ICVlAIIrPKz8K5amcFWRZqL9WSQ0+8J55jzIcTcUy1hSiyyjK:ICbSbKziJQqLi/8JLFTcHhd8

Score

10^/10

nanocore discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

sylviaoslh01.ddns.net:52943

194.5.97.207:52943

Mutex

297ba066-6513-4aac-91fc-d241a8d8d92d

Attributes

activate_away_mode
false
backup_connection_host
194.5.97.207
backup_dns_server
buffer_size
65538
build_time
2020-11-24T15:49:41.942429336Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
false
clear_zone_identifier
false
connect_delay
4000
connection_port
52943
default_group
Arab
enable_debug_mode
true
gc_threshold
1.0485772e+07
keep_alive_timeout
30000
keyboard_logging
false
lan_timeout
2500
max_packet_size
1.0485772e+07
mutex
297ba066-6513-4aac-91fc-d241a8d8d92d
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
sylviaoslh01.ddns.net
primary_dns_server
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
8009

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\UDP Service = "C:\\Program Files (x86)\\UDP Service\\udpsv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2384 set thread context of 2620	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	33

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\UDP Service\udpsv.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\UDP Service\udpsv.exe	RegSvcs.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 3 IoCs

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

persistence execution

Scheduled Task

T1053.005

pid	Process
2664	schtasks.exe
2836	schtasks.exe
2624	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe
2620	RegSvcs.exe
2620	RegSvcs.exe
2620	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2620	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe
Token: SeDebugPrivilege	2620	RegSvcs.exe
Token: SeDebugPrivilege	2620	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 2836	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	31
PID 2384 wrote to memory of 2836	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	31
PID 2384 wrote to memory of 2836	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	31
PID 2384 wrote to memory of 2836	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	31
PID 2384 wrote to memory of 2620	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	33
PID 2384 wrote to memory of 2620	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	33
PID 2384 wrote to memory of 2620	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	33
PID 2384 wrote to memory of 2620	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	33
PID 2384 wrote to memory of 2620	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	33
PID 2384 wrote to memory of 2620	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	33
PID 2384 wrote to memory of 2620	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	33
PID 2384 wrote to memory of 2620	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	33
PID 2384 wrote to memory of 2620	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	33
PID 2384 wrote to memory of 2620	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	33
PID 2384 wrote to memory of 2620	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	33
PID 2384 wrote to memory of 2620	2384	78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe	33
PID 2620 wrote to memory of 2624	2620	RegSvcs.exe	34
PID 2620 wrote to memory of 2624	2620	RegSvcs.exe	34
PID 2620 wrote to memory of 2624	2620	RegSvcs.exe	34
PID 2620 wrote to memory of 2624	2620	RegSvcs.exe	34
PID 2620 wrote to memory of 2664	2620	RegSvcs.exe	36
PID 2620 wrote to memory of 2664	2620	RegSvcs.exe	36
PID 2620 wrote to memory of 2664	2620	RegSvcs.exe	36
PID 2620 wrote to memory of 2664	2620	RegSvcs.exe	36

C:\Users\Admin\AppData\Local\Temp\78a7d6490db1cedbc332ba8df3580974_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\78a7d6490db1cedbc332ba8df3580974_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:2384
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GTQbXcBz" /XML "C:\Users\Admin\AppData\Local\Temp\tmp58AB.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2836
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
  "{path}"
  2⤵
  - Adds Run key to start application
  - 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:2620
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "UDP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmp5B3A.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2624
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "UDP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp5C54.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2664

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

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\Temp\tmp58AB.tmp

Filesize
1KB

MD5
a35327f6f3eccfa46aaed30485c69c02

SHA1
24b1c1456becba341e308e292b098cb58646b6d0

SHA256
156bd1b911f8f6999982007aa30dcb47c4adc885feab6c853d88535147bf5043

SHA512
58b56f396557b30aa35f3f48f2e22125cc68789001b436141f2f68c8cf557c74b1a673bf25a2a4577747240fbe0fd5184ceb8a808d227c3fc7a2017107050a61

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5B3A.tmp

Filesize
1KB

MD5
40b11ef601fb28f9b2e69d36857bf2ec

SHA1
b6454020ad2ceed193f4792b77001d0bd741b370

SHA256
c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1

SHA512
e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5C54.tmp

Filesize
1KB

MD5
0a24db62cb5b84309c4803346caaa25d

SHA1
67660778f61bb44168c33ed3fe56ed86cf9583e8

SHA256
38d38647af394a04ee6add9f05c43244f04e64a6b96257f4b241a5038efa82df

SHA512
d25d9df063f44595d5e0bf890755bd387655131ff369eeedf3d11ffcc6202ca4455bbb33a8a926dd06839cbd1ddec3d06809b3c66a82c6518aa14beaa469a548

Download Submit
memory/2384-22-0x00000000740C0000-0x000000007466B000-memory.dmp

Filesize
5.7MB

Download
memory/2384-0-0x00000000740C1000-0x00000000740C2000-memory.dmp

Filesize
4KB

Download
memory/2384-3-0x00000000740C0000-0x000000007466B000-memory.dmp

Filesize
5.7MB

Download
memory/2384-1-0x00000000740C0000-0x000000007466B000-memory.dmp

Filesize
5.7MB

Download
memory/2384-2-0x00000000740C0000-0x000000007466B000-memory.dmp

Filesize
5.7MB

Download
memory/2384-4-0x00000000740C0000-0x000000007466B000-memory.dmp

Filesize
5.7MB

Download
memory/2620-20-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2620-23-0x00000000740C0000-0x000000007466B000-memory.dmp

Filesize
5.7MB

Download
memory/2620-21-0x00000000740C0000-0x000000007466B000-memory.dmp

Filesize
5.7MB

Download
memory/2620-12-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2620-24-0x00000000740C0000-0x000000007466B000-memory.dmp

Filesize
5.7MB

Download
memory/2620-18-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2620-16-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2620-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2620-13-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2620-10-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2620-8-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/2620-32-0x00000000740C0000-0x000000007466B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads