nanocore | e926ec4a14519e184b571d1501e946a7c266e4283af066602c2a1b7c22dcfe19

General

Target

Purchase order.exe
Size

991KB
MD5

dce3742ba75b044a3d033b09bd8f79aa
SHA1

44dad4aa8fed90d3a64a320f93fab661581eb814
SHA256

e926ec4a14519e184b571d1501e946a7c266e4283af066602c2a1b7c22dcfe19
SHA512

fc655c65fad4c9d78e9d66ffffe0f7082f671b356df385092355a1b31c62deaa2b8ca510c215a84606695535e48b2cc33ba7d9ad9365bacf9f32299234771962

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

kvngnelson007.hopto.org:58931

194.5.98.12:58931

Mutex

50c8cd66-325e-4bad-929c-caf6d8f1f35b

Attributes

activate_away_mode
false
backup_connection_host
194.5.98.12
backup_dns_server
buffer_size
65538
build_time
2020-10-19T16:47:10.982906636Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
false
clear_zone_identifier
false
connect_delay
4000
connection_port
58931
default_group
070
enable_debug_mode
true
gc_threshold
1.0485772e+07
keep_alive_timeout
30000
keyboard_logging
false
lan_timeout
2500
max_packet_size
1.0485772e+07
mutex
50c8cd66-325e-4bad-929c-caf6d8f1f35b
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
kvngnelson007.hopto.org
primary_dns_server
request_elevation
false
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
false
timeout_interval
5000
use_custom_dns_server
false
version
1.2.2.0
wan_timeout
8009

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:

Purchase order.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WPA Host = "C:\\Program Files (x86)\\WPA Host\\wpahost.exe"	Purchase order.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

Purchase order.exe

description ioc process

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

Processes:

Purchase order.exe

description pid process target process

PID 1680 set thread context of 400 1680 Purchase order.exe Purchase order.exe

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

description	pid	process	target process
PID 1680 set thread context of 400	1680	Purchase order.exe	Purchase order.exe

Drops file in Program Files directory 2 IoCs

Processes:

Purchase order.exe

description	ioc	process
File created	C:\Program Files (x86)\WPA Host\wpahost.exe	Purchase order.exe
File opened for modification	C:\Program Files (x86)\WPA Host\wpahost.exe	Purchase order.exe

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

1448 schtasks.exe
1616 schtasks.exe
1008 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Purchase order.exePurchase order.exe

pid process

1680 Purchase order.exe
400 Purchase order.exe
400 Purchase order.exe
400 Purchase order.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Purchase order.exe

pid process

400 Purchase order.exe

pid	process
1448	schtasks.exe
1616	schtasks.exe
1008	schtasks.exe

pid	process
1680	Purchase order.exe
400	Purchase order.exe
400	Purchase order.exe
400	Purchase order.exe

pid	process
400	Purchase order.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Purchase order.exePurchase order.exe

description	pid	process
Token: SeDebugPrivilege	1680	Purchase order.exe
Token: SeDebugPrivilege	400	Purchase order.exe
Token: SeDebugPrivilege	400	Purchase order.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

Purchase order.exePurchase order.exe

description	pid	process	target process
PID 1680 wrote to memory of 1448	1680	Purchase order.exe	schtasks.exe
PID 1680 wrote to memory of 1448	1680	Purchase order.exe	schtasks.exe
PID 1680 wrote to memory of 1448	1680	Purchase order.exe	schtasks.exe
PID 1680 wrote to memory of 1448	1680	Purchase order.exe	schtasks.exe
PID 1680 wrote to memory of 400	1680	Purchase order.exe	Purchase order.exe
PID 1680 wrote to memory of 400	1680	Purchase order.exe	Purchase order.exe
PID 1680 wrote to memory of 400	1680	Purchase order.exe	Purchase order.exe
PID 1680 wrote to memory of 400	1680	Purchase order.exe	Purchase order.exe
PID 1680 wrote to memory of 400	1680	Purchase order.exe	Purchase order.exe
PID 1680 wrote to memory of 400	1680	Purchase order.exe	Purchase order.exe
PID 1680 wrote to memory of 400	1680	Purchase order.exe	Purchase order.exe
PID 1680 wrote to memory of 400	1680	Purchase order.exe	Purchase order.exe
PID 1680 wrote to memory of 400	1680	Purchase order.exe	Purchase order.exe
PID 400 wrote to memory of 1616	400	Purchase order.exe	schtasks.exe
PID 400 wrote to memory of 1616	400	Purchase order.exe	schtasks.exe
PID 400 wrote to memory of 1616	400	Purchase order.exe	schtasks.exe
PID 400 wrote to memory of 1616	400	Purchase order.exe	schtasks.exe
PID 400 wrote to memory of 1008	400	Purchase order.exe	schtasks.exe
PID 400 wrote to memory of 1008	400	Purchase order.exe	schtasks.exe
PID 400 wrote to memory of 1008	400	Purchase order.exe	schtasks.exe
PID 400 wrote to memory of 1008	400	Purchase order.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\Purchase order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1680

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FNcoguahShvrL" /XML "C:\Users\Admin\AppData\Local\Temp\tmp87D5.tmp"
2⤵
- Creates scheduled task(s)
PID:1448

C:\Users\Admin\AppData\Local\Temp\Purchase order.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:400

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "WPA Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8C39.tmp"
3⤵
- Creates scheduled task(s)
PID:1616

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "WPA Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp8CC6.tmp"
3⤵
- Creates scheduled task(s)
PID:1008

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp87D5.tmp
MD5
03ebff819797ee09cbc3f5ef71ed3adb

SHA1
c1bcd918b2592fee64ab218fd40f04e75fd9dee8

SHA256
8592e2fbadfe28463074ebc9899f3a4ed33c602c16fbba56da26a9114d61f6f2

SHA512
8cf698fcd55a0de0098c6277132f14b65dab360bc88fd9782f6e19e8267d96d7c78111cba66a29124dd367a4cf4665e882be6eecb4f7e596fccbd43045ecbb13

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8C39.tmp
MD5
f177f21e35c921dc1d144924c4aef639

SHA1
fdf2ecd0f2e84e98c60c0d76681abbdff3a65ae3

SHA256
5eff744c6d467554392eb432cbb7bd27f3cdf51e397625d5dfa1d2904304dc30

SHA512
1a956769784fe68c14331329866cf4a8819e5b47bbed249905720449294d71168d27d0b5f88483674ae0ce44ca21fc16ac563950a8da726b72d296fc3d692e94

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp8CC6.tmp
MD5
819bdbdac3be050783d203020e6c4c30

SHA1
a373521fceb21cac8b93e55ee48578e40a6e740b

SHA256
0e5dedca6d0d3c50ebcedb5bbf51ef3d434eb6b43da46764205de7636131f053

SHA512
cece1c4d8b4db79fc6e3cd225efaccdf9d2493f28991b1d48439944af38aaa61a215bd00a0beedcbdecc4f1ec5be0843774375a483f3d4a573a3980c54798cbd

Download Submit
memory/400-19-0x0000000000630000-0x0000000000635000-memory.dmp

Filesize
20KB

Download
memory/400-20-0x0000000000740000-0x0000000000746000-memory.dmp

Filesize
24KB

Download
memory/400-23-0x0000000000750000-0x0000000000751000-memory.dmp

Filesize
4KB

Download
memory/400-22-0x0000000000800000-0x0000000000803000-memory.dmp

Filesize
12KB

Download
memory/400-10-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/400-11-0x000000000041E792-mapping.dmp

Download
memory/400-12-0x0000000074670000-0x0000000074D5E000-memory.dmp

Filesize
6.9MB

Download
memory/400-13-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/400-21-0x00000000007D0000-0x00000000007E9000-memory.dmp

Filesize
100KB

Download
memory/1008-17-0x0000000000000000-mapping.dmp

Download
memory/1448-8-0x0000000000000000-mapping.dmp

Download
memory/1616-15-0x0000000000000000-mapping.dmp

Download
memory/1680-5-0x00000000004F0000-0x00000000004FE000-memory.dmp

Filesize
56KB

Download
memory/1680-3-0x00000000000F0000-0x00000000000F1000-memory.dmp

Filesize
4KB

Download
memory/1680-2-0x0000000074670000-0x0000000074D5E000-memory.dmp

Filesize
6.9MB

Download
memory/1680-7-0x0000000004CB0000-0x0000000004D03000-memory.dmp

Filesize
332KB

Download
memory/1680-6-0x00000000048E0000-0x00000000048E1000-memory.dmp

Filesize
4KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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