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\SMTP Manager = "C:\\Program Files (x86)\\SMTP Manager\\smtpmgr.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 580 set thread context of 3276 580 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 580 set thread context of 3276	580	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)\SMTP Manager\smtpmgr.exe	Purchase order.exe
File opened for modification	C:\Program Files (x86)\SMTP Manager\smtpmgr.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

208 schtasks.exe
1192 schtasks.exe
2184 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

Purchase order.exePurchase order.exe

pid process

580 Purchase order.exe
3276 Purchase order.exe
3276 Purchase order.exe
3276 Purchase order.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Purchase order.exe

pid process

3276 Purchase order.exe

pid	process
208	schtasks.exe
1192	schtasks.exe
2184	schtasks.exe

pid	process
580	Purchase order.exe
3276	Purchase order.exe
3276	Purchase order.exe
3276	Purchase order.exe

pid	process
3276	Purchase order.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Purchase order.exePurchase order.exe

description	pid	process
Token: SeDebugPrivilege	580	Purchase order.exe
Token: SeDebugPrivilege	3276	Purchase order.exe
Token: SeDebugPrivilege	3276	Purchase order.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

Purchase order.exePurchase order.exe

description	pid	process	target process
PID 580 wrote to memory of 208	580	Purchase order.exe	schtasks.exe
PID 580 wrote to memory of 208	580	Purchase order.exe	schtasks.exe
PID 580 wrote to memory of 208	580	Purchase order.exe	schtasks.exe
PID 580 wrote to memory of 3276	580	Purchase order.exe	Purchase order.exe
PID 580 wrote to memory of 3276	580	Purchase order.exe	Purchase order.exe
PID 580 wrote to memory of 3276	580	Purchase order.exe	Purchase order.exe
PID 580 wrote to memory of 3276	580	Purchase order.exe	Purchase order.exe
PID 580 wrote to memory of 3276	580	Purchase order.exe	Purchase order.exe
PID 580 wrote to memory of 3276	580	Purchase order.exe	Purchase order.exe
PID 580 wrote to memory of 3276	580	Purchase order.exe	Purchase order.exe
PID 580 wrote to memory of 3276	580	Purchase order.exe	Purchase order.exe
PID 3276 wrote to memory of 1192	3276	Purchase order.exe	schtasks.exe
PID 3276 wrote to memory of 1192	3276	Purchase order.exe	schtasks.exe
PID 3276 wrote to memory of 1192	3276	Purchase order.exe	schtasks.exe
PID 3276 wrote to memory of 2184	3276	Purchase order.exe	schtasks.exe
PID 3276 wrote to memory of 2184	3276	Purchase order.exe	schtasks.exe
PID 3276 wrote to memory of 2184	3276	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:580

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\FNcoguahShvrL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE5F1.tmp"
2⤵
- Creates scheduled task(s)
PID:208

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:3276

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SMTP Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF003.tmp"
3⤵
- Creates scheduled task(s)
PID:1192

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SMTP Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpF081.tmp"
3⤵
- Creates scheduled task(s)
PID:2184

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\Microsoft\CLR_v4.0_32\UsageLogs\Purchase order.exe.log
MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE5F1.tmp
MD5
b2e5eaa0eed4da33facd25c6c08828db

SHA1
627c16910be1f1b089e19f078a1ad4cd533c346f

SHA256
7c9cb72c45be30ef03a547705e2f5571ad94aac5c204ec0561c5cea9a9decb4d

SHA512
36fa162c5a75d10f73d0aa320f50d6a6f2072e417073f68067e1115005ae1e2b888dc3edbd637922aff7dc69120f9aee607f008e08c14414194c5a6e60905ccb

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF003.tmp
MD5
f177f21e35c921dc1d144924c4aef639

SHA1
fdf2ecd0f2e84e98c60c0d76681abbdff3a65ae3

SHA256
5eff744c6d467554392eb432cbb7bd27f3cdf51e397625d5dfa1d2904304dc30

SHA512
1a956769784fe68c14331329866cf4a8819e5b47bbed249905720449294d71168d27d0b5f88483674ae0ce44ca21fc16ac563950a8da726b72d296fc3d692e94

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF081.tmp
MD5
b3b017f9df206021717a11f11d895402

SHA1
e4ea12823af6550ee634536eec1eb14490580a3b

SHA256
654dfce2c28024364e679e1b958f3fb81fc6d29685d534d905d1c83a84351024

SHA512
95666cb81aa1fd1ade04a32f63381ce8bff274d7d300c0b59cbb10a294c4d1eebaa3000365a2000b38793de030044995cf23e623c5e3648d9b00501f97ff9343

Download Submit
memory/208-12-0x0000000000000000-mapping.dmp

Download
memory/580-6-0x0000000004B20000-0x0000000004B21000-memory.dmp

Filesize
4KB

Download
memory/580-9-0x0000000004C50000-0x0000000004C5E000-memory.dmp

Filesize
56KB

Download
memory/580-10-0x0000000005770000-0x00000000057C3000-memory.dmp

Filesize
332KB

Download
memory/580-11-0x0000000005870000-0x0000000005871000-memory.dmp

Filesize
4KB

Download
memory/580-8-0x0000000004BD0000-0x0000000004BD1000-memory.dmp

Filesize
4KB

Download
memory/580-7-0x0000000004D90000-0x0000000004D91000-memory.dmp

Filesize
4KB

Download
memory/580-2-0x0000000073560000-0x0000000073C4E000-memory.dmp

Filesize
6.9MB

Download
memory/580-5-0x0000000004F80000-0x0000000004F81000-memory.dmp

Filesize
4KB

Download
memory/580-3-0x0000000000200000-0x0000000000201000-memory.dmp

Filesize
4KB

Download
memory/1192-25-0x0000000000000000-mapping.dmp

Download
memory/2184-27-0x0000000000000000-mapping.dmp

Download
memory/3276-24-0x0000000005950000-0x0000000005951000-memory.dmp

Filesize
4KB

Download
memory/3276-17-0x0000000073560000-0x0000000073C4E000-memory.dmp

Filesize
6.9MB

Download
memory/3276-15-0x000000000041E792-mapping.dmp

Download
memory/3276-14-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/3276-29-0x0000000005C20000-0x0000000005C25000-memory.dmp

Filesize
20KB

Download
memory/3276-30-0x00000000066A0000-0x00000000066A6000-memory.dmp

Filesize
24KB

Download
memory/3276-31-0x00000000066B0000-0x00000000066C9000-memory.dmp

Filesize
100KB

Download
memory/3276-32-0x00000000067E0000-0x00000000067E3000-memory.dmp

Filesize
12KB

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads