nanocore | edcb1e5d5fc952793cd6ed30262a5787d92655e7b6e09d6b186057e6b8e92d69

General

Target

tmp.exe
Size

12KB
MD5

665a89d53afdaca17a8a3255a2c37b4e
SHA1

f988d7aa9c15fd002b1f7ab2a0a5fd273e592bbd
SHA256

edcb1e5d5fc952793cd6ed30262a5787d92655e7b6e09d6b186057e6b8e92d69
SHA512

7c57ea122646b4f44967c99e5cf52c8d62afa6d846bf65bcbbd8935e512136552e2d2af4cfdcb2b504c6ccd9a5c2d2a81de9992933a7c3d56f0407e18c0535eb
SSDEEP

192:bMXUSWUFL+SV/sDRI/yih5g9WuiEguKkyosMpp:UdL+SV/o6KOdhlosa

Score

10^/10

nanocore redline cheat evasion infostealer keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

95.70.139.81:54984

Mutex

e4d3027f-8fb7-4ea0-9c1d-c3d2f2a203b5

Attributes

activate_away_mode
false
backup_connection_host
95.70.139.81
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2022-06-30T10:14:00.566684636Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
false
clear_zone_identifier
false
connect_delay
4000
connection_port
54984
default_group
Default
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
e4d3027f-8fb7-4ea0-9c1d-c3d2f2a203b5
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
95.70.139.81
primary_dns_server
8.8.8.8
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
8000

Extracted

Family

redline

Botnet

cheat

C2

51.103.25.183:12220

Signatures

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1424-80-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/1424-81-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/1424-82-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/1424-83-0x000000000041932E-mapping.dmp	family_redline
behavioral1/memory/1424-85-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/1424-87-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline

Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

RuntimeBroker.exe

pid process

1984 RuntimeBroker.exe
Loads dropped DLL 2 IoCs

Processes:

tmp.exe

pid process

1660 tmp.exe
1660 tmp.exe

pid	process
1660	tmp.exe
1660	tmp.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RuntimeBroker.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NTFS Monitor = "C:\\Program Files (x86)\\NTFS Monitor\\ntfsmon.exe"	RuntimeBroker.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

RuntimeBroker.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA RuntimeBroker.exe
Suspicious use of SetThreadContext 2 IoCs

Processes:

tmp.exetmp.exe

description pid process target process

PID 1660 set thread context of 944 1660 tmp.exe tmp.exe
PID 944 set thread context of 1424 944 tmp.exe tmp.exe

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

description	pid	process	target process
PID 1660 set thread context of 944	1660	tmp.exe	tmp.exe
PID 944 set thread context of 1424	944	tmp.exe	tmp.exe

Drops file in Program Files directory 2 IoCs

Processes:

RuntimeBroker.exe

description	ioc	process
File created	C:\Program Files (x86)\NTFS Monitor\ntfsmon.exe	RuntimeBroker.exe
File opened for modification	C:\Program Files (x86)\NTFS Monitor\ntfsmon.exe	RuntimeBroker.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

RuntimeBroker.exe

pid	process
1984	RuntimeBroker.exe
1984	RuntimeBroker.exe
1984	RuntimeBroker.exe
1984	RuntimeBroker.exe
1984	RuntimeBroker.exe
1984	RuntimeBroker.exe
1984	RuntimeBroker.exe
1984	RuntimeBroker.exe
1984	RuntimeBroker.exe
1984	RuntimeBroker.exe
1984	RuntimeBroker.exe
1984	RuntimeBroker.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RuntimeBroker.exe

pid process

1984 RuntimeBroker.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

tmp.exetmp.exeRuntimeBroker.exetmp.exe

description	pid	process
Token: SeDebugPrivilege	1660	tmp.exe
Token: SeDebugPrivilege	944	tmp.exe
Token: SeDebugPrivilege	1984	RuntimeBroker.exe
Token: SeDebugPrivilege	1984	RuntimeBroker.exe
Token: SeDebugPrivilege	1424	tmp.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

tmp.exetmp.exe

description	pid	process	target process
PID 1660 wrote to memory of 944	1660	tmp.exe	tmp.exe
PID 1660 wrote to memory of 944	1660	tmp.exe	tmp.exe
PID 1660 wrote to memory of 944	1660	tmp.exe	tmp.exe
PID 1660 wrote to memory of 944	1660	tmp.exe	tmp.exe
PID 1660 wrote to memory of 944	1660	tmp.exe	tmp.exe
PID 1660 wrote to memory of 944	1660	tmp.exe	tmp.exe
PID 1660 wrote to memory of 944	1660	tmp.exe	tmp.exe
PID 1660 wrote to memory of 944	1660	tmp.exe	tmp.exe
PID 1660 wrote to memory of 944	1660	tmp.exe	tmp.exe
PID 1660 wrote to memory of 1984	1660	tmp.exe	RuntimeBroker.exe
PID 1660 wrote to memory of 1984	1660	tmp.exe	RuntimeBroker.exe
PID 1660 wrote to memory of 1984	1660	tmp.exe	RuntimeBroker.exe
PID 1660 wrote to memory of 1984	1660	tmp.exe	RuntimeBroker.exe
PID 944 wrote to memory of 1424	944	tmp.exe	tmp.exe
PID 944 wrote to memory of 1424	944	tmp.exe	tmp.exe
PID 944 wrote to memory of 1424	944	tmp.exe	tmp.exe
PID 944 wrote to memory of 1424	944	tmp.exe	tmp.exe
PID 944 wrote to memory of 1424	944	tmp.exe	tmp.exe
PID 944 wrote to memory of 1424	944	tmp.exe	tmp.exe
PID 944 wrote to memory of 1424	944	tmp.exe	tmp.exe
PID 944 wrote to memory of 1424	944	tmp.exe	tmp.exe
PID 944 wrote to memory of 1424	944	tmp.exe	tmp.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1660

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:944

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1424

C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe
C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe
2⤵
- Executes dropped EXE
- 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
PID:1984

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe
Filesize
202KB

MD5
b8acd01e82aa51978bd727ea2d0c1e8f

SHA1
85cadde22b54b6aebc7c111076662afc4928c0f9

SHA256
c160a9b16e380bc7229c13ab12c02167fa7a33e64ae32f7d687e11902a523c4f

SHA512
9e8f641a5110bbc3a4343a449a4fa5e1d5ea50d07224844e869d1905755a2b5cc0dfa20612c34b9668ad7c3408276ff98ddca5e682c4ad8658e97f466518ebe6

Download Submit
C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe
Filesize
202KB

MD5
b8acd01e82aa51978bd727ea2d0c1e8f

SHA1
85cadde22b54b6aebc7c111076662afc4928c0f9

SHA256
c160a9b16e380bc7229c13ab12c02167fa7a33e64ae32f7d687e11902a523c4f

SHA512
9e8f641a5110bbc3a4343a449a4fa5e1d5ea50d07224844e869d1905755a2b5cc0dfa20612c34b9668ad7c3408276ff98ddca5e682c4ad8658e97f466518ebe6

Download Submit
\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe
Filesize
202KB

MD5
b8acd01e82aa51978bd727ea2d0c1e8f

SHA1
85cadde22b54b6aebc7c111076662afc4928c0f9

SHA256
c160a9b16e380bc7229c13ab12c02167fa7a33e64ae32f7d687e11902a523c4f

SHA512
9e8f641a5110bbc3a4343a449a4fa5e1d5ea50d07224844e869d1905755a2b5cc0dfa20612c34b9668ad7c3408276ff98ddca5e682c4ad8658e97f466518ebe6

Download Submit
\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe
Filesize
202KB

MD5
b8acd01e82aa51978bd727ea2d0c1e8f

SHA1
85cadde22b54b6aebc7c111076662afc4928c0f9

SHA256
c160a9b16e380bc7229c13ab12c02167fa7a33e64ae32f7d687e11902a523c4f

SHA512
9e8f641a5110bbc3a4343a449a4fa5e1d5ea50d07224844e869d1905755a2b5cc0dfa20612c34b9668ad7c3408276ff98ddca5e682c4ad8658e97f466518ebe6

Download Submit
memory/944-61-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/944-76-0x0000000000390000-0x00000000003B4000-memory.dmp

Filesize
144KB

Download
memory/944-60-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/944-62-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/944-63-0x0000000000451392-mapping.dmp

Download
memory/944-65-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/944-67-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/944-58-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/944-57-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/1424-80-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1424-81-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1424-87-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1424-85-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1424-83-0x000000000041932E-mapping.dmp

Download
memory/1424-77-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1424-78-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1424-82-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1660-56-0x0000000000330000-0x000000000033C000-memory.dmp

Filesize
48KB

Download
memory/1660-54-0x0000000001220000-0x000000000122A000-memory.dmp

Filesize
40KB

Download
memory/1660-55-0x0000000075FB1000-0x0000000075FB3000-memory.dmp

Filesize
8KB

Download
memory/1984-71-0x0000000000000000-mapping.dmp

Download
memory/1984-75-0x0000000070970000-0x0000000070F1B000-memory.dmp

Filesize
5.7MB

Download
memory/1984-89-0x0000000070970000-0x0000000070F1B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads