nanocore | 12c08fb8068c6d4c0d31153ea39ff7afa4e1a5785ab427e5b24a9f8ae19438e3

General

Target

67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe
Size

203KB
MD5

67fac5f141a21e0f67be9e468301905c
SHA1

75931783aac47d185a14b66cb3c2758f7d15c655
SHA256

12c08fb8068c6d4c0d31153ea39ff7afa4e1a5785ab427e5b24a9f8ae19438e3
SHA512

d55d9b43f2a5188beed0088b3d960387fbfd80303e74583a9118bf69ad21a1e04cc7536d8c18142373bb9e5fe6f17b6cd9083b6b9f9b59ef8836e5e94b7669d3
SSDEEP

6144:MLV6Bta6dtJmakIM5q6fA+eXcTTacsRy3Cj+i:MLV6BtpmkzuA+eXsaDCUh

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

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

T1547.001

Modify Registry

T1112

Processes:

67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DPI Subsystem = "C:\\Program Files (x86)\\DPI Subsystem\\dpiss.exe"	67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe

Drops file in Program Files directory 2 IoCs

Processes:

67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe

description	ioc	process
File created	C:\Program Files (x86)\DPI Subsystem\dpiss.exe	67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\DPI Subsystem\dpiss.exe	67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe

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

948 schtasks.exe
2484 schtasks.exe

pid	process
948	schtasks.exe
2484	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe

pid	process
3044	67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe
3044	67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe
3044	67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe

pid process

3044 67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe

description pid process

Token: SeDebugPrivilege 3044 67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	3044	67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe

description	pid	process	target process
PID 3044 wrote to memory of 948	3044	67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe	schtasks.exe
PID 3044 wrote to memory of 948	3044	67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe	schtasks.exe
PID 3044 wrote to memory of 948	3044	67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe	schtasks.exe
PID 3044 wrote to memory of 2484	3044	67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe	schtasks.exe
PID 3044 wrote to memory of 2484	3044	67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe	schtasks.exe
PID 3044 wrote to memory of 2484	3044	67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\67fac5f141a21e0f67be9e468301905c_JaffaCakes118.exe"
1⤵
- 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:3044

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DPI Subsystem" /xml "C:\Users\Admin\AppData\Local\Temp\tmp4517.tmp"
2⤵
- Creates scheduled task(s)
PID:948

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DPI Subsystem Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp4586.tmp"
2⤵
- Creates scheduled task(s)
PID:2484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp4517.tmp
Filesize
1KB

MD5
122269ebd6e3e3a368d7b8cb32b30cbf

SHA1
b458e79d8e4b3a4b71f112ca33a5c79773d507a1

SHA256
f235eaaa22b4f1730f3896dcf57720634f5286347dd425e587b03504bb929311

SHA512
204799bd93330a3665da2ea9eeb78b8272c075f3e738cec42657f06562de3b86de207e833ba66e0cda017df2342570c21857429a23b7d236fb980972f249b9aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp4586.tmp
Filesize
1KB

MD5
5fea24e883e06e4df6d240dc72abf2c5

SHA1
d778bf0f436141e02df4b421e8188abdcc9a84a4

SHA256
e858982f4ab3c74f7a8903eea18c0f73501a77273ae38b54d5c9dec997e79a66

SHA512
15afc2ffbbee14d28a5ff8dc8285d01c942147aada36fb33e31045a4e998769b51738bebe199bcad3462f918b535845a893aa2f80c84b9c795cd1fee4a327924

Download Submit
memory/3044-0-0x0000000074862000-0x0000000074863000-memory.dmp

Filesize
4KB

Download
memory/3044-1-0x0000000074860000-0x0000000074E11000-memory.dmp

Filesize
5.7MB

Download
memory/3044-2-0x0000000074860000-0x0000000074E11000-memory.dmp

Filesize
5.7MB

Download
memory/3044-10-0x0000000074860000-0x0000000074E11000-memory.dmp

Filesize
5.7MB

Download
memory/3044-11-0x0000000074862000-0x0000000074863000-memory.dmp

Filesize
4KB

Download
memory/3044-12-0x0000000074860000-0x0000000074E11000-memory.dmp

Filesize
5.7MB

Download
memory/3044-13-0x0000000074860000-0x0000000074E11000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads