nanocore | 382d548e847bb01078b79f15213a5f4fd35b7a58049fce11251ac82c89929c92

General

Target

e34ca255ef2d3a7e654a8a3b0e72baa0_NeikiAnalytics.exe
Size

280KB
MD5

e34ca255ef2d3a7e654a8a3b0e72baa0
SHA1

d4d4c59330a82d756e3695eaa8f7573a214be2d9
SHA256

382d548e847bb01078b79f15213a5f4fd35b7a58049fce11251ac82c89929c92
SHA512

d1be93eb2deb65215eaf6d019b921edfa952684e0b223465fd4c882ef8462a0075720fd92e64a55b76d3296746c598a4ddab24ce5ec28f1370c9d231d03e8f9b
SSDEEP

6144:boy5p178U0MURaGyNXYWQzHazRfXrwSRnWwhrQ66fKkfm:boSeGUA5YZazpXUmZhZ6Sf

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

sysupdate24.ddns.net:45400

Mutex

ae82ab7f-db07-49ee-9d2b-76075d76f37f

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
buffer_size
65535
build_time
2020-04-24T17:41:53.492468936Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
45400
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
ae82ab7f-db07-49ee-9d2b-76075d76f37f
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
sysupdate24.ddns.net
primary_dns_server
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
true
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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

e34ca255ef2d3a7e654a8a3b0e72baa0_NeikiAnalytics.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	e34ca255ef2d3a7e654a8a3b0e72baa0_NeikiAnalytics.exe

Executes dropped EXE 2 IoCs

Processes:

a1punf5t2of.exea1punf5t2of.exe

pid process

5108 a1punf5t2of.exe
2380 a1punf5t2of.exe

pid	process
5108	a1punf5t2of.exe
2380	a1punf5t2of.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

e34ca255ef2d3a7e654a8a3b0e72baa0_NeikiAnalytics.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\b1b2dqljdx3 = "C:\\Users\\Admin\\AppData\\Roaming\\b1b2dqljdx3\\a1punf5t2of.exe"	e34ca255ef2d3a7e654a8a3b0e72baa0_NeikiAnalytics.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

a1punf5t2of.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA a1punf5t2of.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

a1punf5t2of.exe

description pid process target process

PID 5108 set thread context of 2380 5108 a1punf5t2of.exe a1punf5t2of.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

a1punf5t2of.exe

pid process

2380 a1punf5t2of.exe
2380 a1punf5t2of.exe
2380 a1punf5t2of.exe
2380 a1punf5t2of.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

a1punf5t2of.exe

pid process

2380 a1punf5t2of.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

a1punf5t2of.exe

description pid process

Token: SeDebugPrivilege 2380 a1punf5t2of.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	a1punf5t2of.exe

description	pid	process	target process
PID 5108 set thread context of 2380	5108	a1punf5t2of.exe	a1punf5t2of.exe

pid	process
2380	a1punf5t2of.exe
2380	a1punf5t2of.exe
2380	a1punf5t2of.exe
2380	a1punf5t2of.exe

pid	process
2380	a1punf5t2of.exe

description	pid	process
Token: SeDebugPrivilege	2380	a1punf5t2of.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

e34ca255ef2d3a7e654a8a3b0e72baa0_NeikiAnalytics.exea1punf5t2of.exe

description	pid	process	target process
PID 456 wrote to memory of 5108	456	e34ca255ef2d3a7e654a8a3b0e72baa0_NeikiAnalytics.exe	a1punf5t2of.exe
PID 456 wrote to memory of 5108	456	e34ca255ef2d3a7e654a8a3b0e72baa0_NeikiAnalytics.exe	a1punf5t2of.exe
PID 456 wrote to memory of 5108	456	e34ca255ef2d3a7e654a8a3b0e72baa0_NeikiAnalytics.exe	a1punf5t2of.exe
PID 5108 wrote to memory of 2380	5108	a1punf5t2of.exe	a1punf5t2of.exe
PID 5108 wrote to memory of 2380	5108	a1punf5t2of.exe	a1punf5t2of.exe
PID 5108 wrote to memory of 2380	5108	a1punf5t2of.exe	a1punf5t2of.exe
PID 5108 wrote to memory of 2380	5108	a1punf5t2of.exe	a1punf5t2of.exe
PID 5108 wrote to memory of 2380	5108	a1punf5t2of.exe	a1punf5t2of.exe
PID 5108 wrote to memory of 2380	5108	a1punf5t2of.exe	a1punf5t2of.exe
PID 5108 wrote to memory of 2380	5108	a1punf5t2of.exe	a1punf5t2of.exe
PID 5108 wrote to memory of 2380	5108	a1punf5t2of.exe	a1punf5t2of.exe

C:\Users\Admin\AppData\Local\Temp\e34ca255ef2d3a7e654a8a3b0e72baa0_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\e34ca255ef2d3a7e654a8a3b0e72baa0_NeikiAnalytics.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:456

C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
"C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5108

C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
"C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe"
3⤵
- Executes dropped EXE
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:2380

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4072,i,1809100026287847100,9768898026582633513,262144 --variations-seed-version --mojo-platform-channel-handle=4012 /prefetch:8
1⤵
PID:4292

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Query Registry

1

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Roaming\b1b2dqljdx3\a1punf5t2of.exe
Filesize
280KB

MD5
cf5431fb5206df72a94aaf7609fde635

SHA1
a9ce3722c0ce844d182c3e6655479e052b1c44eb

SHA256
781aca009d0c3e0f1d30736c03c7aa8ec2a9957d7b29b6dd623ca73722bb98fc

SHA512
c7d673c4867a297a2132ee51d30b629281b749f9908f34adfb79cfe96db0752d9760989d78e28321501e301b3221c4da90ae228bc89a3b811129c3c1e0bd400b

Download Submit
memory/456-0-0x0000000075122000-0x0000000075123000-memory.dmp

Filesize
4KB

Download
memory/456-1-0x0000000075120000-0x00000000756D1000-memory.dmp

Filesize
5.7MB

Download
memory/456-2-0x0000000075120000-0x00000000756D1000-memory.dmp

Filesize
5.7MB

Download
memory/456-3-0x0000000075120000-0x00000000756D1000-memory.dmp

Filesize
5.7MB

Download
memory/456-17-0x0000000075120000-0x00000000756D1000-memory.dmp

Filesize
5.7MB

Download
memory/2380-23-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2380-30-0x0000000075120000-0x00000000756D1000-memory.dmp

Filesize
5.7MB

Download
memory/2380-35-0x0000000075120000-0x00000000756D1000-memory.dmp

Filesize
5.7MB

Download
memory/2380-21-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2380-34-0x0000000075120000-0x00000000756D1000-memory.dmp

Filesize
5.7MB

Download
memory/2380-22-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2380-26-0x0000000075120000-0x00000000756D1000-memory.dmp

Filesize
5.7MB

Download
memory/2380-27-0x0000000075120000-0x00000000756D1000-memory.dmp

Filesize
5.7MB

Download
memory/2380-28-0x0000000075120000-0x00000000756D1000-memory.dmp

Filesize
5.7MB

Download
memory/5108-18-0x0000000075120000-0x00000000756D1000-memory.dmp

Filesize
5.7MB

Download
memory/5108-31-0x0000000075120000-0x00000000756D1000-memory.dmp

Filesize
5.7MB

Download
memory/5108-33-0x0000000075120000-0x00000000756D1000-memory.dmp

Filesize
5.7MB

Download
memory/5108-19-0x0000000075120000-0x00000000756D1000-memory.dmp

Filesize
5.7MB

Download
memory/5108-20-0x0000000075120000-0x00000000756D1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads