nanocore | ca70cd8ae3f148808ed928635b49938b163d04eb85861d6bfd85a80527d35ce6

General

Target

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
Size

667KB
MD5

f97ac4e62d360cbea961d8e17f19bcdb
SHA1

ac657045e2eddd402171de2083a61a39e57fa739
SHA256

ca70cd8ae3f148808ed928635b49938b163d04eb85861d6bfd85a80527d35ce6
SHA512

8ee16ff5b77e8245d6d4a25b4bababe100fea17cc2399a2f3c279d2d5c920ee569b32f933d94bfe56f380806cb50eac0fd0ad4709dfc47dafc95b87b91fa388b

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

185.140.53.211:4488

Mutex

d9602553-df15-4191-aa0b-e40793941909

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2020-09-19T00:27:29.804469936Z
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
4488
default_group
UPDATE
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
d9602553-df15-4191-aa0b-e40793941909
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
185.140.53.211
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:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.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"	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

description	pid	process	target process
PID 3372 set thread context of 1356	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

Drops file in Program Files directory 2 IoCs

Processes:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

description	ioc	process
File created	C:\Program Files (x86)\SMTP Manager\smtpmgr.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
File opened for modification	C:\Program Files (x86)\SMTP Manager\smtpmgr.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.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

3200 schtasks.exe
1716 schtasks.exe
3064 schtasks.exe

pid	process
3200	schtasks.exe
1716	schtasks.exe
3064	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exeNEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

pid	process
3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
1356	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
1356	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
1356	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
1356	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
1356	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
1356	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

pid process

1356 NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

pid	process
1356	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exeNEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

description	pid	process
Token: SeDebugPrivilege	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
Token: SeDebugPrivilege	1356	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exeNEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe

description	pid	process	target process
PID 3372 wrote to memory of 3064	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 3372 wrote to memory of 3064	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 3372 wrote to memory of 3064	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 3372 wrote to memory of 976	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 3372 wrote to memory of 976	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 3372 wrote to memory of 976	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 3372 wrote to memory of 1356	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 3372 wrote to memory of 1356	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 3372 wrote to memory of 1356	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 3372 wrote to memory of 1356	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 3372 wrote to memory of 1356	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 3372 wrote to memory of 1356	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 3372 wrote to memory of 1356	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 3372 wrote to memory of 1356	3372	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
PID 1356 wrote to memory of 3200	1356	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 1356 wrote to memory of 3200	1356	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 1356 wrote to memory of 3200	1356	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 1356 wrote to memory of 1716	1356	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 1356 wrote to memory of 1716	1356	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe
PID 1356 wrote to memory of 1716	1356	NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
"C:\Users\Admin\AppData\Local\Temp\NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3372

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ycgyrFn" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF840.tmp"
2⤵
- Creates scheduled task(s)
PID:3064

C:\Users\Admin\AppData\Local\Temp\NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
"{path}"
2⤵
PID:976

C:\Users\Admin\AppData\Local\Temp\NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.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:1356

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SMTP Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmp5DD.tmp"
3⤵
- Creates scheduled task(s)
PID:3200

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "SMTP Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp64B.tmp"
3⤵
- Creates scheduled task(s)
PID:1716

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\NEWQUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe.log
MD5
0c2899d7c6746f42d5bbe088c777f94c

SHA1
622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

SHA256
5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

SHA512
ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5DD.tmp
MD5
3ade94cf94a1f59640c4e94977422d5a

SHA1
3c7c0dd45352a14166b7aefce1328cecdd0d8fc9

SHA256
31dc40caf1abc36478a37f50ad92035cfac6b340d647a092db86f4f382b074e8

SHA512
14fd7568a34f8c7d2a874abfdd6c5a2b3e247fa8c9eab1dc48504faf0c3309c2c1584f3f924a30b22021b3727b514cae916bd28abd90d1bcc75eb146a41f15d5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp64B.tmp
MD5
b3b017f9df206021717a11f11d895402

SHA1
e4ea12823af6550ee634536eec1eb14490580a3b

SHA256
654dfce2c28024364e679e1b958f3fb81fc6d29685d534d905d1c83a84351024

SHA512
95666cb81aa1fd1ade04a32f63381ce8bff274d7d300c0b59cbb10a294c4d1eebaa3000365a2000b38793de030044995cf23e623c5e3648d9b00501f97ff9343

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF840.tmp
MD5
4f26273b15984405282c97e41904394a

SHA1
7fbe344a458dc55fbf367c4b9b95ec0f5abe5152

SHA256
faf0bfd511e9b0bd379fc8afe57fa382fd3a6ee2af1bdb3de969a4bb25728602

SHA512
2267075a5157a9f88cd0c7256d770fd98562a0016fc612cdc95105fc252970e23cd35d1a57bd63d741fc03d896f89abed8485310efcb84f768e2576ed427e18b

Download Submit
memory/1356-38-0x0000000006A00000-0x0000000006A0F000-memory.dmp

Filesize
60KB

Download
memory/1356-16-0x0000000073940000-0x000000007402E000-memory.dmp

Filesize
6.9MB

Download
memory/1356-37-0x00000000069F0000-0x00000000069F9000-memory.dmp

Filesize
36KB

Download
memory/1356-36-0x00000000069E0000-0x00000000069ED000-memory.dmp

Filesize
52KB

Download
memory/1356-35-0x00000000069D0000-0x00000000069D6000-memory.dmp

Filesize
24KB

Download
memory/1356-39-0x0000000006A20000-0x0000000006A2A000-memory.dmp

Filesize
40KB

Download
memory/1356-13-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1356-14-0x000000000041E792-mapping.dmp

Download
memory/1356-40-0x0000000006A30000-0x0000000006A59000-memory.dmp

Filesize
164KB

Download
memory/1356-32-0x0000000006990000-0x0000000006996000-memory.dmp

Filesize
24KB

Download
memory/1356-34-0x00000000069C0000-0x00000000069C7000-memory.dmp

Filesize
28KB

Download
memory/1356-41-0x0000000006A70000-0x0000000006A7F000-memory.dmp

Filesize
60KB

Download
memory/1356-33-0x00000000069B0000-0x00000000069BC000-memory.dmp

Filesize
48KB

Download
memory/1356-42-0x0000000006B10000-0x0000000006B11000-memory.dmp

Filesize
4KB

Download
memory/1356-27-0x00000000051C0000-0x00000000051C5000-memory.dmp

Filesize
20KB

Download
memory/1356-28-0x0000000005380000-0x0000000005399000-memory.dmp

Filesize
100KB

Download
memory/1356-29-0x00000000051D0000-0x00000000051D3000-memory.dmp

Filesize
12KB

Download
memory/1356-30-0x0000000005610000-0x000000000561D000-memory.dmp

Filesize
52KB

Download
memory/1356-31-0x0000000005620000-0x0000000005635000-memory.dmp

Filesize
84KB

Download
memory/1716-25-0x0000000000000000-mapping.dmp

Download
memory/3064-11-0x0000000000000000-mapping.dmp

Download
memory/3200-23-0x0000000000000000-mapping.dmp

Download
memory/3372-2-0x0000000073940000-0x000000007402E000-memory.dmp

Filesize
6.9MB

Download
memory/3372-10-0x00000000086C0000-0x0000000008726000-memory.dmp

Filesize
408KB

Download
memory/3372-9-0x00000000084D0000-0x00000000084DE000-memory.dmp

Filesize
56KB

Download
memory/3372-8-0x00000000084F0000-0x00000000084F1000-memory.dmp

Filesize
4KB

Download
memory/3372-7-0x0000000005040000-0x0000000005041000-memory.dmp

Filesize
4KB

Download
memory/3372-6-0x0000000004EE0000-0x0000000004EE1000-memory.dmp

Filesize
4KB

Download
memory/3372-5-0x00000000053E0000-0x00000000053E1000-memory.dmp

Filesize
4KB

Download
memory/3372-3-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads