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

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:

PURCHASE ORDER_PDF_____________________________________,,,,,.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Control Panel\International\Geo\Nation	PURCHASE ORDER_PDF_____________________________________,,,,,.exe

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\WPA Manager = "C:\\Program Files (x86)\\WPA Manager\\wpamgr.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 1908 set thread context of 4960	1908	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)\WPA Manager\wpamgr.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
File opened for modification	C:\Program Files (x86)\WPA Manager\wpamgr.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

4304 schtasks.exe
1764 schtasks.exe
1692 schtasks.exe

pid	process
4304	schtasks.exe
1764	schtasks.exe
1692	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

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

pid	process
1908	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
4960	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
4960	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
4960	PURCHASE ORDER_PDF_____________________________________,,,,,.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

PURCHASE ORDER_PDF_____________________________________,,,,,.exe

pid process

4960 PURCHASE ORDER_PDF_____________________________________,,,,,.exe

pid	process
4960	PURCHASE ORDER_PDF_____________________________________,,,,,.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

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

description	pid	process
Token: SeDebugPrivilege	1908	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
Token: SeDebugPrivilege	4960	PURCHASE ORDER_PDF_____________________________________,,,,,.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

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

description	pid	process	target process
PID 1908 wrote to memory of 1764	1908	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 1908 wrote to memory of 1764	1908	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 1908 wrote to memory of 1764	1908	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 1908 wrote to memory of 4960	1908	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 1908 wrote to memory of 4960	1908	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 1908 wrote to memory of 4960	1908	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 1908 wrote to memory of 4960	1908	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 1908 wrote to memory of 4960	1908	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 1908 wrote to memory of 4960	1908	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 1908 wrote to memory of 4960	1908	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 1908 wrote to memory of 4960	1908	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	PURCHASE ORDER_PDF_____________________________________,,,,,.exe
PID 4960 wrote to memory of 1692	4960	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 4960 wrote to memory of 1692	4960	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 4960 wrote to memory of 1692	4960	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 4960 wrote to memory of 4304	4960	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 4960 wrote to memory of 4304	4960	PURCHASE ORDER_PDF_____________________________________,,,,,.exe	schtasks.exe
PID 4960 wrote to memory of 4304	4960	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⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1908

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\osrTQgvg" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDD60.tmp"
2⤵
- Creates scheduled task(s)
PID:1764

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:4960

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "WPA Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmpDF25.tmp"
3⤵
- Creates scheduled task(s)
PID:1692

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "WPA Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpDF74.tmp"
3⤵
- Creates scheduled task(s)
PID:4304

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

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\Local\Microsoft\CLR_v4.0_32\UsageLogs\PURCHASE ORDER_PDF_____________________________________,,,,,.exe.log
Filesize
1KB

MD5
d143fbf26ef7c5350636d5f77ed0095d

SHA1
f549dfa0c61501a855604956c407efc81cc318f0

SHA256
07dffc7d22db12a99331028626a7c3ec98bfc490662733e5c3a9b15934776469

SHA512
a1d4b17339a3c54e23eb3d70ad67e4bd6ca12c91a22cfa3b70a5fa0ced22d45bcf4d52fc22ecc35d762c514f5e98330b23601aed16124426a8f2bfdab5e50719

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpDD60.tmp
Filesize
1KB

MD5
42d40651113dbe90dbd23881008833d1

SHA1
47452dbdacfd1ee9c51615b30f4219f38d412a6a

SHA256
0c09f60d4fef6ee8228b8da42394d33410a7e623625898b07ae7873e0382a582

SHA512
dfa694335d875127fcd029b6b714185ced6e40bee665db70c19af4677db0b7e98ef407125a262fd0e11a7aa0613b18cc15eebbfe42905cf8326c1eded1292a70

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpDF25.tmp
Filesize
1KB

MD5
ee84c38f857393af943bc937a52cf68a

SHA1
916bfde5ad82b3d5533db7a4e75e266dbb28c0b3

SHA256
7b9ee630d4df49cfadff926316fdc62170c4f93e9c70c1e74c12db00c090c332

SHA512
ec8d192acfbb28e2939b3320e845fd12e741ce604f703cb5c3dcf70f2efc6f524f40fc0e3fc35ddfe560c25d5d65f6ca16e1e68bd69dc7c158af860a599e7e3f

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpDF74.tmp
Filesize
1KB

MD5
e7d3c8560fe3e223f6dfa16c2066930e

SHA1
8e7729d6856489a28fb1fd6d2fbc3661d6394f18

SHA256
ec5bea77c4f620d54db7e0ea1ee81551631b7d9e42ae619deaa9a14f5f69415f

SHA512
f6a4f3bf0fa30a459a662250f502772f431c1cef5562f8a3e9770529c5d24e7226b46531af8c9e96a556f417a275caaa70df96fddaa482c5218bb6b47f2614ae

Download Submit
memory/1908-6-0x0000000074BAE000-0x0000000074BAF000-memory.dmp

Filesize
4KB

Download
memory/1908-16-0x0000000074BA0000-0x0000000075350000-memory.dmp

Filesize
7.7MB

Download
memory/1908-0-0x0000000074BAE000-0x0000000074BAF000-memory.dmp

Filesize
4KB

Download
memory/1908-7-0x0000000074BA0000-0x0000000075350000-memory.dmp

Filesize
7.7MB

Download
memory/1908-8-0x0000000005FC0000-0x0000000006000000-memory.dmp

Filesize
256KB

Download
memory/1908-9-0x0000000006A40000-0x0000000006FE4000-memory.dmp

Filesize
5.6MB

Download
memory/1908-4-0x0000000005AD0000-0x0000000005ADA000-memory.dmp

Filesize
40KB

Download
memory/1908-1-0x0000000000F90000-0x000000000106E000-memory.dmp

Filesize
888KB

Download
memory/1908-3-0x0000000005BA0000-0x0000000005C3C000-memory.dmp

Filesize
624KB

Download
memory/1908-5-0x0000000005C40000-0x0000000005CD2000-memory.dmp

Filesize
584KB

Download
memory/1908-2-0x0000000074BA0000-0x0000000075350000-memory.dmp

Filesize
7.7MB

Download
memory/4960-19-0x0000000005070000-0x000000000507A000-memory.dmp

Filesize
40KB

Download
memory/4960-18-0x0000000074BA0000-0x0000000075350000-memory.dmp

Filesize
7.7MB

Download
memory/4960-17-0x0000000074BA0000-0x0000000075350000-memory.dmp

Filesize
7.7MB

Download
memory/4960-29-0x00000000062F0000-0x00000000062FA000-memory.dmp

Filesize
40KB

Download
memory/4960-28-0x00000000061D0000-0x00000000061EE000-memory.dmp

Filesize
120KB

Download
memory/4960-27-0x0000000005160000-0x000000000516A000-memory.dmp

Filesize
40KB

Download
memory/4960-13-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/4960-30-0x0000000074BA0000-0x0000000075350000-memory.dmp

Filesize
7.7MB

Download
memory/4960-31-0x0000000074BA0000-0x0000000075350000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads