nanocore | dfe392c3a51b78b1249dfb572bf0fed754d0acfc1cffcb4e0e03bd2a80ad9d84

General

Target

Oo1oWkdd1sWEXZi.exe
Size

597KB
MD5

eb2c8db75164f19db991a81d99fde8f2
SHA1

8a2da583834198794fb8b4bd97b43e42bb64933c
SHA256

dfe392c3a51b78b1249dfb572bf0fed754d0acfc1cffcb4e0e03bd2a80ad9d84
SHA512

0c33fcb2a7f282ac85cee1eacfd2bbe1af6d40eaaaba26fffc6fbb6c5aa5b5b7b174450274e3353c763e30edc890616da079a113ce8e159212007e8b9b0b88c1
SSDEEP

12288:iCl12iNTAyIPYuQgQv0aZSvhGp7Mz63gQZGeA0Jn+qBVMaG:rz1VduQgQvNZSv8pgz63gOpAAX8

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

godisgood1.hopto.org:7712

185.225.73.164:7712

Mutex

bcd7727e-ef56-4958-8ed9-949f5c5ea8f6

Attributes

activate_away_mode
true
backup_connection_host
185.225.73.164
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-05-24T09:37:49.129028236Z
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
7712
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
bcd7727e-ef56-4958-8ed9-949f5c5ea8f6
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
godisgood1.hopto.org
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:

Oo1oWkdd1sWEXZi.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\AGP Manager = "C:\\Program Files (x86)\\AGP Manager\\agpmgr.exe"	Oo1oWkdd1sWEXZi.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Oo1oWkdd1sWEXZi.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA Oo1oWkdd1sWEXZi.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

Oo1oWkdd1sWEXZi.exe

description pid process target process

PID 860 set thread context of 572 860 Oo1oWkdd1sWEXZi.exe Oo1oWkdd1sWEXZi.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	Oo1oWkdd1sWEXZi.exe

description	pid	process	target process
PID 860 set thread context of 572	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe

Drops file in Program Files directory 2 IoCs

Processes:

Oo1oWkdd1sWEXZi.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\AGP Manager\agpmgr.exe	Oo1oWkdd1sWEXZi.exe
File created	C:\Program Files (x86)\AGP Manager\agpmgr.exe	Oo1oWkdd1sWEXZi.exe

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

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid process

1040 schtasks.exe
1416 schtasks.exe
1512 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Oo1oWkdd1sWEXZi.exeOo1oWkdd1sWEXZi.exe

pid process

860 Oo1oWkdd1sWEXZi.exe
860 Oo1oWkdd1sWEXZi.exe
572 Oo1oWkdd1sWEXZi.exe
572 Oo1oWkdd1sWEXZi.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Oo1oWkdd1sWEXZi.exe

pid process

572 Oo1oWkdd1sWEXZi.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Oo1oWkdd1sWEXZi.exeOo1oWkdd1sWEXZi.exe

description pid process

Token: SeDebugPrivilege 860 Oo1oWkdd1sWEXZi.exe
Token: SeDebugPrivilege 572 Oo1oWkdd1sWEXZi.exe

pid	process
1040	schtasks.exe
1416	schtasks.exe
1512	schtasks.exe

pid	process
860	Oo1oWkdd1sWEXZi.exe
860	Oo1oWkdd1sWEXZi.exe
572	Oo1oWkdd1sWEXZi.exe
572	Oo1oWkdd1sWEXZi.exe

pid	process
572	Oo1oWkdd1sWEXZi.exe

description	pid	process
Token: SeDebugPrivilege	860	Oo1oWkdd1sWEXZi.exe
Token: SeDebugPrivilege	572	Oo1oWkdd1sWEXZi.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

Oo1oWkdd1sWEXZi.exeOo1oWkdd1sWEXZi.exe

description	pid	process	target process
PID 860 wrote to memory of 1040	860	Oo1oWkdd1sWEXZi.exe	schtasks.exe
PID 860 wrote to memory of 1040	860	Oo1oWkdd1sWEXZi.exe	schtasks.exe
PID 860 wrote to memory of 1040	860	Oo1oWkdd1sWEXZi.exe	schtasks.exe
PID 860 wrote to memory of 1040	860	Oo1oWkdd1sWEXZi.exe	schtasks.exe
PID 860 wrote to memory of 792	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 792	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 792	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 792	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 620	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 620	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 620	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 620	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 572	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 572	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 572	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 572	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 572	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 572	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 572	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 572	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 860 wrote to memory of 572	860	Oo1oWkdd1sWEXZi.exe	Oo1oWkdd1sWEXZi.exe
PID 572 wrote to memory of 1416	572	Oo1oWkdd1sWEXZi.exe	schtasks.exe
PID 572 wrote to memory of 1416	572	Oo1oWkdd1sWEXZi.exe	schtasks.exe
PID 572 wrote to memory of 1416	572	Oo1oWkdd1sWEXZi.exe	schtasks.exe
PID 572 wrote to memory of 1416	572	Oo1oWkdd1sWEXZi.exe	schtasks.exe
PID 572 wrote to memory of 1512	572	Oo1oWkdd1sWEXZi.exe	schtasks.exe
PID 572 wrote to memory of 1512	572	Oo1oWkdd1sWEXZi.exe	schtasks.exe
PID 572 wrote to memory of 1512	572	Oo1oWkdd1sWEXZi.exe	schtasks.exe
PID 572 wrote to memory of 1512	572	Oo1oWkdd1sWEXZi.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\Oo1oWkdd1sWEXZi.exe
"C:\Users\Admin\AppData\Local\Temp\Oo1oWkdd1sWEXZi.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:860

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\pUrhgjGSiOBw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA017.tmp"
2⤵
- Creates scheduled task(s)
PID:1040

C:\Users\Admin\AppData\Local\Temp\Oo1oWkdd1sWEXZi.exe
"{path}"
2⤵
PID:792

C:\Users\Admin\AppData\Local\Temp\Oo1oWkdd1sWEXZi.exe
"{path}"
2⤵
PID:620

C:\Users\Admin\AppData\Local\Temp\Oo1oWkdd1sWEXZi.exe
"{path}"
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:572

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "AGP Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB0D9.tmp"
3⤵
- Creates scheduled task(s)
PID:1416

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "AGP Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpB405.tmp"
3⤵
- Creates scheduled task(s)
PID:1512

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

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\tmpA017.tmp
Filesize
1KB

MD5
31e80e63293db51a7d67be97a25490bf

SHA1
c11d1623b10b9ed12b805cfc1978e76e280e3584

SHA256
f2c1eda1940478583355229ce494dd1d2afc9705792d35a22369d5ce9ecf7243

SHA512
ef09f07e5053d3df2415fb5db235639799175ecd0da55dcba11c4fd8575af438468cf7e339756483c82268b8f016e0272560709936c177a482dcb8d37c117fdd

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB0D9.tmp
Filesize
1KB

MD5
bee8e4d2a50179f9c6c214568e222ec5

SHA1
80e43e3b519d7e558b9e64e3252a42345c5eb9b5

SHA256
dd19708f6812d2da8602a8149fc43f7242ebc12b6ef87509e3ae444f9e277fb8

SHA512
70e516de7acc98c7a70dab129931019a8d8b522bf254d303bbb05e8137f82610a7f68cd02255c0a3bc8014793264756c169b0d07ac3b84d1b7781c19226d5f3d

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB405.tmp
Filesize
1KB

MD5
885d6dd30570594e167fadb59d9ca0ea

SHA1
9981e583644c4eb9cf5056615a0e1c2913c8983b

SHA256
7155bc082d1713d77c2797575ee0ade8467fb7012f5376c1d6f4aa618141a7d2

SHA512
1623218143c2c25a7c85fa9da8e0f251f04a5eb848c4d0aa10bfb78688518b82393a2b3c7f287a9dc06a366ef9f46d0d4e2d246ad4cef4554a74c0bb6ff9dd2a

Download Submit
memory/572-68-0x000000000041E792-mapping.dmp

Download
memory/572-65-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/572-79-0x00000000009A0000-0x00000000009BE000-memory.dmp

Filesize
120KB

Download
memory/572-80-0x0000000000890000-0x000000000089A000-memory.dmp

Filesize
40KB

Download
memory/572-61-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/572-62-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/572-64-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/572-72-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/572-67-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/572-78-0x0000000000620000-0x000000000062A000-memory.dmp

Filesize
40KB

Download
memory/572-70-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/860-58-0x0000000000BF0000-0x0000000000C2A000-memory.dmp

Filesize
232KB

Download
memory/860-57-0x0000000005600000-0x000000000568A000-memory.dmp

Filesize
552KB

Download
memory/860-56-0x00000000006D0000-0x00000000006F0000-memory.dmp

Filesize
128KB

Download
memory/860-54-0x0000000000C30000-0x0000000000CCA000-memory.dmp

Filesize
616KB

Download
memory/860-55-0x0000000074DE1000-0x0000000074DE3000-memory.dmp

Filesize
8KB

Download
memory/1040-59-0x0000000000000000-mapping.dmp

Download
memory/1416-74-0x0000000000000000-mapping.dmp

Download
memory/1512-76-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads