nanocore | cda90ebe4da14000717f1d9443613f6bce07cd4deb04ecb5d95222d1e5d0ef68

General

Target

5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe
Size

203KB
MD5

5d095efad8e6923a85087133b4f2927c
SHA1

4aaf704729a194c94328d9477e89b5babb95a908
SHA256

cda90ebe4da14000717f1d9443613f6bce07cd4deb04ecb5d95222d1e5d0ef68
SHA512

e50eb862b8639a83171c15cef03677c3aeb27700cb75c14d4ed06f259829f6b40569ce11241f7771d50386a4359da8242680c73509c64ef19302030e39d8129e
SSDEEP

3072:szEqV6B1jHa6dtJ10jgvzcgi+oG/j9iaMP2s/HIxRb8Wd2H2hdHZVLdkjO:sLV6Bta6dtJmakIM52fTzHTLajO

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:

5d095efad8e6923a85087133b4f2927c_JaffaCakes118.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"	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe

Drops file in Program Files directory 2 IoCs

Processes:

5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe

description	ioc	process
File created	C:\Program Files (x86)\NTFS Monitor\ntfsmon.exe	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\NTFS Monitor\ntfsmon.exe	5d095efad8e6923a85087133b4f2927c_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

2872 schtasks.exe
2808 schtasks.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe

pid process

1224 5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe
1224 5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe

pid process

1224 5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe

pid	process
2872	schtasks.exe
2808	schtasks.exe

pid	process
1224	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe
1224	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe

pid	process
1224	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe

description	pid	process
Token: SeDebugPrivilege	1224	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe
Token: SeDebugPrivilege	1224	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe

description	pid	process	target process
PID 1224 wrote to memory of 2872	1224	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe	schtasks.exe
PID 1224 wrote to memory of 2872	1224	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe	schtasks.exe
PID 1224 wrote to memory of 2872	1224	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe	schtasks.exe
PID 1224 wrote to memory of 2872	1224	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe	schtasks.exe
PID 1224 wrote to memory of 2808	1224	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe	schtasks.exe
PID 1224 wrote to memory of 2808	1224	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe	schtasks.exe
PID 1224 wrote to memory of 2808	1224	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe	schtasks.exe
PID 1224 wrote to memory of 2808	1224	5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\5d095efad8e6923a85087133b4f2927c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5d095efad8e6923a85087133b4f2927c_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:1224

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "NTFS Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmp391A.tmp"
2⤵
- Creates scheduled task(s)
PID:2872

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "NTFS Monitor Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp39B7.tmp"
2⤵
- Creates scheduled task(s)
PID:2808

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp391A.tmp
Filesize
1KB

MD5
c1153900d39d480fd92db6fd11cc6b1a

SHA1
65f62cd69d09d210d126c0a3786d31b8ab23d318

SHA256
80c5c7f96ee46493f4e4427bb0bfe29be075a885bf3a7b2782f8621c5b638b26

SHA512
7cd09ddb2b23d51701949f425ab3c0d37b1e5ab9c1c003598a49e2da3d61096c179c943e6127767f93a56a353ba7b3741019a22b46808d8a0be5bea566d1c26f

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp39B7.tmp
Filesize
1KB

MD5
981e126601526eaa5b0ad45c496c4465

SHA1
d610d6a21a8420cc73fcd3e54ddae75a5897b28b

SHA256
11ae277dfa39e7038b782ca6557339e7fe88533fe83705c356a1500a1402d527

SHA512
a59fb704d931ccb7e1ec1a7b98e24ccd8708be529066c6de4b673098cdebef539f7f50d9e051c43954b5a8e7f810862b3a4ede170f131e080dadc3e763ed4bdb

Download Submit
memory/1224-0-0x0000000074961000-0x0000000074962000-memory.dmp

Filesize
4KB

Download
memory/1224-1-0x0000000074960000-0x0000000074F0B000-memory.dmp

Filesize
5.7MB

Download
memory/1224-2-0x0000000074960000-0x0000000074F0B000-memory.dmp

Filesize
5.7MB

Download
memory/1224-10-0x0000000074960000-0x0000000074F0B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads