nanocore | ad1c54a94e3f065a36e5e9d9d6319abedb20aa5d5405661b2bde0940989908ee

General

Target

PURCHASE ORDER_PDF_____________________________________,,,,,.exe
Size

867KB
MD5

187f3642a49e6306ae14622b952739d9
SHA1

b7a6439af27100b1e559cff1e72628bad9dbae2b
SHA256

fe7d67f2ca207d604740c8e66d22638049ca8a0c40818ad9f1d8515d6912f16d
SHA512

a8f4901dd5671e071d52c257801630303d934b277d868eadd8dec22862f94a44a9ff7f30a5ee19d7d7f806ec9c76812f5b916d09b71dc25309f4b945fb36e9fb
SSDEEP

12288:DrMnqjzGYIdjMxMSo15GXacXYp3uyAjrMnnm12k4zUHjZG4YhtVftRXM7nr/V1Fe:DrvxguwcLjrlV2tVU7nJ0uLurd

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

ugorji.ddns.net:30945

Mutex

ba2abc2f-5e90-4aeb-9b1a-61434cc52e82

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-04-13T01:35:16.715365936Z
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
30945
default_group
u new file
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
ba2abc2f-5e90-4aeb-9b1a-61434cc52e82
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
ugorji.ddns.net
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

T1547.001

Modify Registry

T1112

Processes:

PURCHASE ORDER_PDF_____________________________________,,,,,.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ISS Host = "C:\\Program Files (x86)\\ISS Host\\isshost.exe"	PURCHASE ORDER_PDF_____________________________________,,,,,.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

PURCHASE ORDER_PDF_____________________________________,,,,,.exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

PURCHASE ORDER_PDF_____________________________________,,,,,.exe

description	pid	process	target process
PID 1712 set thread context of 2408	1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe

Drops file in Program Files directory 2 IoCs

Processes:

PURCHASE ORDER_PDF_____________________________________,,,,,.exe

description	ioc	process
File created	C:\Program Files (x86)\ISS Host\isshost.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
File opened for modification	C:\Program Files (x86)\ISS Host\isshost.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe

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

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/Job
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid process

2640 schtasks.exe
2536 schtasks.exe
2416 schtasks.exe

pid	process
2640	schtasks.exe
2536	schtasks.exe
2416	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

PURCHASE ORDER_PDF_____________________________________,,,,,.exePURCHASE ORDER_PDF_____________________________________,,,,,.exe

pid	process
1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
2408	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
2408	PURCHASE ORDER_PDF_____________________________________,,,,,.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

PURCHASE ORDER_PDF_____________________________________,,,,,.exe

pid process

2408 PURCHASE ORDER_PDF_____________________________________,,,,,.exe

pid	process
2408	PURCHASE ORDER_PDF_____________________________________,,,,,.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PURCHASE ORDER_PDF_____________________________________,,,,,.exePURCHASE ORDER_PDF_____________________________________,,,,,.exe

description	pid	process
Token: SeDebugPrivilege	1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
Token: SeDebugPrivilege	2408	PURCHASE ORDER_PDF_____________________________________,,,,,.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

PURCHASE ORDER_PDF_____________________________________,,,,,.exePURCHASE ORDER_PDF_____________________________________,,,,,.exe

description	pid	process	target process
PID 1712 wrote to memory of 2640	1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 1712 wrote to memory of 2640	1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 1712 wrote to memory of 2640	1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 1712 wrote to memory of 2640	1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 1712 wrote to memory of 2408	1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 1712 wrote to memory of 2408	1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 1712 wrote to memory of 2408	1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 1712 wrote to memory of 2408	1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 1712 wrote to memory of 2408	1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 1712 wrote to memory of 2408	1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 1712 wrote to memory of 2408	1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 1712 wrote to memory of 2408	1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 1712 wrote to memory of 2408	1712	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 2408 wrote to memory of 2536	2408	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 2408 wrote to memory of 2536	2408	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 2408 wrote to memory of 2536	2408	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 2408 wrote to memory of 2536	2408	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 2408 wrote to memory of 2416	2408	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 2408 wrote to memory of 2416	2408	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 2408 wrote to memory of 2416	2408	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 2408 wrote to memory of 2416	2408	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER_PDF_____________________________________,,,,,.exe
"C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER_PDF_____________________________________,,,,,.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1712

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\osrTQgvg" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA5F0.tmp"
2⤵
- Creates scheduled task(s)
PID:2640

C:\Users\Admin\AppData\Local\Temp\PURCHASE ORDER_PDF_____________________________________,,,,,.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:2408

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "ISS Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA757.tmp"
3⤵
- Creates scheduled task(s)
PID:2536

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "ISS Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpA796.tmp"
3⤵
- Creates scheduled task(s)
PID:2416

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpA5F0.tmp
Filesize
1KB

MD5
24a1f0c824a4ecbf279d062bd6bf4025

SHA1
0b982ede0c8b6856a48a8a3ac1501eaeb252607e

SHA256
efb6eeb192eeba52f9b6992420a467e7b0b9932bda84d3e8ecd8a449f28d8780

SHA512
0c68123647552b6b5065a2e4e5d24fc11c7328fa5363ba5124ca5e0423704535a1263d7190c198a9cb89399f47073717cb1623b7109534f81577986acddccce5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA757.tmp
Filesize
1KB

MD5
ee84c38f857393af943bc937a52cf68a

SHA1
916bfde5ad82b3d5533db7a4e75e266dbb28c0b3

SHA256
7b9ee630d4df49cfadff926316fdc62170c4f93e9c70c1e74c12db00c090c332

SHA512
ec8d192acfbb28e2939b3320e845fd12e741ce604f703cb5c3dcf70f2efc6f524f40fc0e3fc35ddfe560c25d5d65f6ca16e1e68bd69dc7c158af860a599e7e3f

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpA796.tmp
Filesize
1KB

MD5
3d1580c0395f6de62659467f5b7f1acf

SHA1
8e73a3885896cecca7ff799a272fc9ddfe06ea96

SHA256
6f40196c42a171f24a3e16edeca664cdc5a2f7c150d468255b0e14ab10a2b714

SHA512
7637c0d9b03227dffcb00a68d97ddce60bfc40ca0f8a7a4bbd700ea56be6d570908511dea5cab9f609a7da2e558e5298c482fd1e330af085f9c52867d5a847ea

Download Submit
memory/1712-21-0x0000000074520000-0x0000000074C0E000-memory.dmp

Filesize
6.9MB

Download
memory/1712-1-0x0000000001010000-0x00000000010EE000-memory.dmp

Filesize
888KB

Download
memory/1712-2-0x0000000074520000-0x0000000074C0E000-memory.dmp

Filesize
6.9MB

Download
memory/1712-3-0x0000000000500000-0x000000000050A000-memory.dmp

Filesize
40KB

Download
memory/1712-4-0x000000007452E000-0x000000007452F000-memory.dmp

Filesize
4KB

Download
memory/1712-5-0x0000000074520000-0x0000000074C0E000-memory.dmp

Filesize
6.9MB

Download
memory/1712-6-0x0000000000DD0000-0x0000000000E10000-memory.dmp

Filesize
256KB

Download
memory/1712-0-0x000000007452E000-0x000000007452F000-memory.dmp

Filesize
4KB

Download
memory/2408-16-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2408-13-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2408-12-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2408-11-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2408-10-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2408-14-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2408-20-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2408-18-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/2408-29-0x0000000000490000-0x000000000049A000-memory.dmp

Filesize
40KB

Download
memory/2408-30-0x00000000004A0000-0x00000000004BE000-memory.dmp

Filesize
120KB

Download
memory/2408-31-0x00000000004C0000-0x00000000004CA000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads