nanocore | 99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902

General

Target

99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
Size

847KB
MD5

e31699917d9f141413507e5f628c2454
SHA1

9b7ff7f7f0a173f0851b0bcbf3de0654af52b7c9
SHA256

99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902
SHA512

018749a0782c4aed731adea492928637df2dad8db6b8813d831540bf7225c487bb3a7275f75dc797c11002cf57c7a9c9d48c453a90a7e45d8c988c81ed474f8d
SSDEEP

24576:sokPPpLnS2i5JEoP9OrozsW02IsPGaUYpF:Ehndi5P9EozsWBIsP/USF

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

craigjonson91211.freedynamicdns.net:2010

Mutex

314e68fd-30e1-43f4-a3e6-582b481b1081

Attributes

activate_away_mode
true
backup_connection_host
craigjonson91211.freedynamicdns.net
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-07-25T15:37:55.685681636Z
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
2010
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
314e68fd-30e1-43f4-a3e6-582b481b1081
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AGP Monitor = "C:\\Program Files (x86)\\AGP Monitor\\agpmon.exe"	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

description	pid	process	target process
PID 4912 set thread context of 2004	4912	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

Drops file in Program Files directory 2 IoCs

Processes:

99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

description	ioc	process
File created	C:\Program Files (x86)\AGP Monitor\agpmon.exe	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
File opened for modification	C:\Program Files (x86)\AGP Monitor\agpmon.exe	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

2136 schtasks.exe
3428 schtasks.exe

pid	process
2136	schtasks.exe
3428	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

pid	process
4912	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
4912	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
2004	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
2004	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
2004	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

pid process

2004 99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

pid	process
2004	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

description	pid	process
Token: SeDebugPrivilege	4912	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
Token: SeDebugPrivilege	2004	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe

C:\Users\Admin\AppData\Local\Temp\99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
"C:\Users\Admin\AppData\Local\Temp\99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4912

C:\Users\Admin\AppData\Local\Temp\99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
"C:\Users\Admin\AppData\Local\Temp\99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe"
2⤵
PID:2248

C:\Users\Admin\AppData\Local\Temp\99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
"C:\Users\Admin\AppData\Local\Temp\99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.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:2004

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "AGP Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmp5227.tmp"
3⤵
- Creates scheduled task(s)
PID:2136

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "AGP Monitor Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp547A.tmp"
3⤵
- Creates scheduled task(s)
PID:3428

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp5227.tmp
Filesize
1KB

MD5
eb94c3d4651c88823cbd5e6e29bbb227

SHA1
293be4d509365d7a26f6366ea5595c7c7a031b88

SHA256
36ae232dca513534ebdc9483e3fbd13d2ea5e0170564341b3b5d4aa2e35875bc

SHA512
96fd5fa2d1196b2587c726556e16feb2ab671fef0f68fe746afcb8548ecb5ae2728edc37a3e58d47848cb40ccfac12931ce49dbb9a5a4736b9c864586bb4c6ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp547A.tmp
Filesize
1KB

MD5
157cd55403665c49c9fd3ca1196c4397

SHA1
4feed6e606b41bb617274471349582963182756b

SHA256
49d903f84313feb16bd189c58b6c206f98b05da00ea0da881e2ff0c893b6ba5e

SHA512
bea7e3caa9c37cadd772a6d3ee0d9ed47de6b3e880cd58649be2939cacd00f70d4edc1ad177e432539267bb520094d9cda3f781cdfc69122f3775242321c11b8

Download Submit
memory/2004-139-0x0000000000000000-mapping.dmp

Download
memory/2004-140-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2136-141-0x0000000000000000-mapping.dmp

Download
memory/2248-138-0x0000000000000000-mapping.dmp

Download
memory/3428-143-0x0000000000000000-mapping.dmp

Download
memory/4912-132-0x0000000000AA0000-0x0000000000B7A000-memory.dmp

Filesize
872KB

Download
memory/4912-137-0x00000000092A0000-0x0000000009306000-memory.dmp

Filesize
408KB

Download
memory/4912-136-0x0000000008FA0000-0x000000000903C000-memory.dmp

Filesize
624KB

Download
memory/4912-135-0x00000000053E0000-0x00000000053EA000-memory.dmp

Filesize
40KB

Download
memory/4912-134-0x00000000053F0000-0x0000000005482000-memory.dmp

Filesize
584KB

Download
memory/4912-133-0x0000000005AD0000-0x0000000006074000-memory.dmp

Filesize
5.6MB

Download

description	pid	process	target process
PID 4912 wrote to memory of 2248	4912	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
PID 4912 wrote to memory of 2248	4912	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
PID 4912 wrote to memory of 2248	4912	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
PID 4912 wrote to memory of 2004	4912	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
PID 4912 wrote to memory of 2004	4912	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
PID 4912 wrote to memory of 2004	4912	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
PID 4912 wrote to memory of 2004	4912	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
PID 4912 wrote to memory of 2004	4912	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
PID 4912 wrote to memory of 2004	4912	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
PID 4912 wrote to memory of 2004	4912	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
PID 4912 wrote to memory of 2004	4912	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe
PID 2004 wrote to memory of 2136	2004	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	schtasks.exe
PID 2004 wrote to memory of 2136	2004	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	schtasks.exe
PID 2004 wrote to memory of 2136	2004	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	schtasks.exe
PID 2004 wrote to memory of 3428	2004	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	schtasks.exe
PID 2004 wrote to memory of 3428	2004	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	schtasks.exe
PID 2004 wrote to memory of 3428	2004	99b799d28261cdefac2a4fcae6774324bfb9bb9aed868da301fc2292ed4b0902.exe	schtasks.exe

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads