nanocore | 2816241bc95bb7ed310224e6f8597d6665f98a51ac4a17d2372c427aa9b0cf68

General

Target

5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe
Size

440KB
MD5

5b169b166b37a1632dfdb10b4807b4a8
SHA1

63bf09962309e211541569e58b33b1a001630cf3
SHA256

2816241bc95bb7ed310224e6f8597d6665f98a51ac4a17d2372c427aa9b0cf68
SHA512

ddf01a34d6a0bfceaf03c90f40029642f5b102c9f0131ad77ba8fdbcbc6e4c909aeb82bb9da1cd8cd71d9f127d0cdb74f199ea5684afcdbe885eddeb2a7ac08f
SSDEEP

6144:DkSAGzXgIpx7HPeLQghR8XNwdF3oseTbKAF0JiGVg/w:DkSpxe9hRmNwdcbKQ0n5

Score

10^/10

nanocore evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

bornsinner.myq-see.com:3941

Mutex

1276c0d6-7944-4dc2-bd80-b50fc12f063d

Attributes

activate_away_mode
true
backup_connection_host
backup_dns_server
buffer_size
65542
build_time
2020-02-03T06:34:44.711604836Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
3994
connection_port
3941
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
1276c0d6-7944-4dc2-bd80-b50fc12f063d
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
bornsinner.myq-see.com
primary_dns_server
bornsinner.myq-see.com
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
true
set_critical_process
true
timeout_interval
5000
use_custom_dns_server
false
version
1.2.2.0
wan_timeout
8000

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 4 IoCs

evasion trojan

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify Tools

T1562.001

Processes:

5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe

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:

5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0"	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe

description pid process target process

PID 3972 set thread context of 1284 3972 5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe RegSvcs.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 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exe

pid process

3248 schtasks.exe
4972 schtasks.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

powershell.exe5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exeRegSvcs.exe

pid process

752 powershell.exe
752 powershell.exe
3972 5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe
1284 RegSvcs.exe
1284 RegSvcs.exe
1284 RegSvcs.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

RegSvcs.exe

pid process

1284 RegSvcs.exe

description	pid	process	target process
PID 3972 set thread context of 1284	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe	RegSvcs.exe

pid	process
3248	schtasks.exe
4972	schtasks.exe

pid	process
752	powershell.exe
752	powershell.exe
3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe
1284	RegSvcs.exe
1284	RegSvcs.exe
1284	RegSvcs.exe

pid	process
1284	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exe5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exeRegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	752	powershell.exe
Token: SeDebugPrivilege	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe
Token: SeDebugPrivilege	1284	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exeRegSvcs.exe

description	pid	process	target process
PID 3972 wrote to memory of 752	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe	powershell.exe
PID 3972 wrote to memory of 752	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe	powershell.exe
PID 3972 wrote to memory of 752	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe	powershell.exe
PID 3972 wrote to memory of 3248	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe	schtasks.exe
PID 3972 wrote to memory of 3248	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe	schtasks.exe
PID 3972 wrote to memory of 3248	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe	schtasks.exe
PID 3972 wrote to memory of 1284	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe	RegSvcs.exe
PID 3972 wrote to memory of 1284	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe	RegSvcs.exe
PID 3972 wrote to memory of 1284	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe	RegSvcs.exe
PID 3972 wrote to memory of 1284	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe	RegSvcs.exe
PID 3972 wrote to memory of 1284	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe	RegSvcs.exe
PID 3972 wrote to memory of 1284	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe	RegSvcs.exe
PID 3972 wrote to memory of 1284	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe	RegSvcs.exe
PID 3972 wrote to memory of 1284	3972	5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe	RegSvcs.exe
PID 1284 wrote to memory of 4972	1284	RegSvcs.exe	schtasks.exe
PID 1284 wrote to memory of 4972	1284	RegSvcs.exe	schtasks.exe
PID 1284 wrote to memory of 4972	1284	RegSvcs.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5b169b166b37a1632dfdb10b4807b4a8_JaffaCakes118.exe"
1⤵
- Modifies Windows Defender Real-time Protection settings
- Checks computer location settings
- Windows security modification
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3972

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"powershell" Get-MpPreference -verbose
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:752

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bKXKhtysqSdsa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5AE1.tmp"
2⤵
- Creates scheduled task(s)
PID:3248

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1284

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DPI Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp5E8B.tmp"
3⤵
- Creates scheduled task(s)
PID:4972

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Create or Modify System Process

1

T1543

Windows Service

Scheduled Task/Job

Privilege Escalation

Create or Modify System Process

1

T1543

Windows Service

Scheduled Task/Job

Defense Evasion

Modify Registry

2

T1112

Impair Defenses

2

T1562

Disable or Modify Tools

2

T1562.001

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_xbvv05td.vl0.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5AE1.tmp
Filesize
1KB

MD5
ba384db1c404d2d77dab4477bf81ae30

SHA1
81a46ae99344843a7159cc099da25c2479b29d98

SHA256
54590e0997d2a1ce867769750115ed414b7341687680f65ee03fda2c1afbe4ca

SHA512
ae7e26b4963b0146b806602e5784368d4e74affef103dd1d09265ddf1f09ca8f1d2b0ec37fec1333269d8924e3d07a553dd1fd049cf2b43270d54c419f669ba9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp5E8B.tmp
Filesize
1KB

MD5
40b11ef601fb28f9b2e69d36857bf2ec

SHA1
b6454020ad2ceed193f4792b77001d0bd741b370

SHA256
c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1

SHA512
e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5

Download Submit
memory/752-36-0x00000000070F0000-0x0000000007193000-memory.dmp

Filesize
652KB

Download
memory/752-5-0x00000000722F0000-0x0000000072AA0000-memory.dmp

Filesize
7.7MB

Download
memory/752-35-0x0000000006680000-0x000000000669E000-memory.dmp

Filesize
120KB

Download
memory/752-34-0x00000000722F0000-0x0000000072AA0000-memory.dmp

Filesize
7.7MB

Download
memory/752-7-0x00000000722F0000-0x0000000072AA0000-memory.dmp

Filesize
7.7MB

Download
memory/752-8-0x00000000051A0000-0x00000000051C2000-memory.dmp

Filesize
136KB

Download
memory/752-9-0x0000000005A00000-0x0000000005A66000-memory.dmp

Filesize
408KB

Download
memory/752-10-0x0000000005A70000-0x0000000005AD6000-memory.dmp

Filesize
408KB

Download
memory/752-3-0x00000000722FE000-0x00000000722FF000-memory.dmp

Filesize
4KB

Download
memory/752-20-0x0000000005BE0000-0x0000000005F34000-memory.dmp

Filesize
3.3MB

Download
memory/752-21-0x00000000060C0000-0x00000000060DE000-memory.dmp

Filesize
120KB

Download
memory/752-22-0x00000000060F0000-0x000000000613C000-memory.dmp

Filesize
304KB

Download
memory/752-23-0x00000000070B0000-0x00000000070E2000-memory.dmp

Filesize
200KB

Download
memory/752-24-0x000000006E770000-0x000000006E7BC000-memory.dmp

Filesize
304KB

Download
memory/752-37-0x00000000722F0000-0x0000000072AA0000-memory.dmp

Filesize
7.7MB

Download
memory/752-49-0x00000000722F0000-0x0000000072AA0000-memory.dmp

Filesize
7.7MB

Download
memory/752-6-0x00000000051E0000-0x0000000005808000-memory.dmp

Filesize
6.2MB

Download
memory/752-39-0x0000000007400000-0x000000000741A000-memory.dmp

Filesize
104KB

Download
memory/752-4-0x0000000004B70000-0x0000000004BA6000-memory.dmp

Filesize
216KB

Download
memory/752-38-0x0000000007A50000-0x00000000080CA000-memory.dmp

Filesize
6.5MB

Download
memory/752-40-0x0000000004E20000-0x0000000004E2A000-memory.dmp

Filesize
40KB

Download
memory/752-41-0x00000000076A0000-0x0000000007736000-memory.dmp

Filesize
600KB

Download
memory/752-42-0x0000000007620000-0x0000000007631000-memory.dmp

Filesize
68KB

Download
memory/752-43-0x0000000007650000-0x000000000765E000-memory.dmp

Filesize
56KB

Download
memory/752-44-0x0000000007660000-0x0000000007674000-memory.dmp

Filesize
80KB

Download
memory/752-45-0x0000000007760000-0x000000000777A000-memory.dmp

Filesize
104KB

Download
memory/752-46-0x0000000007740000-0x0000000007748000-memory.dmp

Filesize
32KB

Download
memory/1284-55-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1284-59-0x0000000074840000-0x0000000074DF1000-memory.dmp

Filesize
5.7MB

Download
memory/1284-57-0x0000000074842000-0x0000000074843000-memory.dmp

Filesize
4KB

Download
memory/1284-64-0x0000000074840000-0x0000000074DF1000-memory.dmp

Filesize
5.7MB

Download
memory/1284-65-0x0000000074842000-0x0000000074843000-memory.dmp

Filesize
4KB

Download
memory/3972-0-0x0000000074842000-0x0000000074843000-memory.dmp

Filesize
4KB

Download
memory/3972-2-0x0000000074840000-0x0000000074DF1000-memory.dmp

Filesize
5.7MB

Download
memory/3972-58-0x0000000074840000-0x0000000074DF1000-memory.dmp

Filesize
5.7MB

Download
memory/3972-1-0x0000000074840000-0x0000000074DF1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

Loading Replay Monitor...

Downloads