nanocore | 824821e1c3ec150289f73e5b86cf7c74e2eda961379a5cdb44e5263fb11fcdff

General

Target

33fca0a153bd0201302cc6de94acaee5_JaffaCakes118.exe
Size

782KB
MD5

33fca0a153bd0201302cc6de94acaee5
SHA1

2d37ec74bf416ccdd5ce0c7d4afdbbd62642e188
SHA256

824821e1c3ec150289f73e5b86cf7c74e2eda961379a5cdb44e5263fb11fcdff
SHA512

0ca4b62a8436720c6e73856fc81d6b3748bca80b549594773fef27d563ac7ff9b106bc78477ac58380887c5809fb43c4dc044df2940b42b720d3006ea4e6d63e
SSDEEP

12288:PZoGfI9Pr0azt+xKaMjKlTzNkeAC3M5pZN7gfRix6r:Po9PPz04QlTzN

Score

10^/10

nanocore 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

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:

33fca0a153bd0201302cc6de94acaee5_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\Control Panel\International\Geo\Nation	33fca0a153bd0201302cc6de94acaee5_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

installutil.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\LAN Monitor = "C:\\Program Files (x86)\\LAN Monitor\\lanmon.exe"	installutil.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

installutil.exe

description pid process target process

PID 4460 set thread context of 1336 4460 installutil.exe installutil.exe

description	pid	process	target process
PID 4460 set thread context of 1336	4460	installutil.exe	installutil.exe

Drops file in Program Files directory 2 IoCs

Processes:

installutil.exe

description	ioc	process
File created	C:\Program Files (x86)\LAN Monitor\lanmon.exe	installutil.exe
File opened for modification	C:\Program Files (x86)\LAN Monitor\lanmon.exe	installutil.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

1408 schtasks.exe
4552 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

installutil.exeinstallutil.exe

pid process

4460 installutil.exe
4460 installutil.exe
1336 installutil.exe
1336 installutil.exe
1336 installutil.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

installutil.exe

pid process

1336 installutil.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

installutil.exeinstallutil.exe

description pid process

Token: SeDebugPrivilege 4460 installutil.exe
Token: SeDebugPrivilege 1336 installutil.exe

pid	process
1408	schtasks.exe
4552	schtasks.exe

pid	process
4460	installutil.exe
4460	installutil.exe
1336	installutil.exe
1336	installutil.exe
1336	installutil.exe

pid	process
1336	installutil.exe

description	pid	process
Token: SeDebugPrivilege	4460	installutil.exe
Token: SeDebugPrivilege	1336	installutil.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

33fca0a153bd0201302cc6de94acaee5_JaffaCakes118.exeinstallutil.exeinstallutil.exe

description	pid	process	target process
PID 3028 wrote to memory of 4460	3028	33fca0a153bd0201302cc6de94acaee5_JaffaCakes118.exe	installutil.exe
PID 3028 wrote to memory of 4460	3028	33fca0a153bd0201302cc6de94acaee5_JaffaCakes118.exe	installutil.exe
PID 3028 wrote to memory of 4460	3028	33fca0a153bd0201302cc6de94acaee5_JaffaCakes118.exe	installutil.exe
PID 4460 wrote to memory of 1336	4460	installutil.exe	installutil.exe
PID 4460 wrote to memory of 1336	4460	installutil.exe	installutil.exe
PID 4460 wrote to memory of 1336	4460	installutil.exe	installutil.exe
PID 4460 wrote to memory of 1336	4460	installutil.exe	installutil.exe
PID 4460 wrote to memory of 1336	4460	installutil.exe	installutil.exe
PID 4460 wrote to memory of 1336	4460	installutil.exe	installutil.exe
PID 4460 wrote to memory of 1336	4460	installutil.exe	installutil.exe
PID 4460 wrote to memory of 1336	4460	installutil.exe	installutil.exe
PID 1336 wrote to memory of 1408	1336	installutil.exe	schtasks.exe
PID 1336 wrote to memory of 1408	1336	installutil.exe	schtasks.exe
PID 1336 wrote to memory of 1408	1336	installutil.exe	schtasks.exe
PID 1336 wrote to memory of 4552	1336	installutil.exe	schtasks.exe
PID 1336 wrote to memory of 4552	1336	installutil.exe	schtasks.exe
PID 1336 wrote to memory of 4552	1336	installutil.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\33fca0a153bd0201302cc6de94acaee5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\33fca0a153bd0201302cc6de94acaee5_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3028

C:\Windows\Microsoft.NET\Framework\v2.0.50727\installutil.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\installutil.exe" /logtoconsole=false /logfile= /u "C:\Users\Admin\AppData\Local\Temp\33fca0a153bd0201302cc6de94acaee5_JaffaCakes118.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4460

C:\Windows\Microsoft.NET\Framework\v2.0.50727\installutil.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\installutil.exe"
3⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1336

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "LAN Monitor" /xml "C:\Users\Admin\AppData\Local\Temp\tmpC91C.tmp"
4⤵
- Creates scheduled task(s)
PID:1408

C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "LAN Monitor Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpC97B.tmp"
4⤵
- Creates scheduled task(s)
PID:4552

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\installutil.exe.log
Filesize
810B

MD5
7a4a84f4d2df1fe011638038702dad89

SHA1
64e9856d95b2064ff51e1c77819c818e6e5b3291

SHA256
cfd5734d90e6889355768ae5a723076000d88af2e5b6b435d55fa5bfa3e29590

SHA512
cbe9f7724806d161e70a161525c89199e10e6f38ad425533defaa1e02a12bf2cf28cba6788ed68e446cbd4286541e341b55c40133c134f9fcf94cae79b34092d

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C:\Users\Admin\AppData\Local\Temp\tmpC91C.tmp
Filesize
1KB

MD5
776580d2028b74ed89bb21146482bdff

SHA1
d1a45290dedde63d8539a2fc8af866b430238bc7

SHA256
fbad359469fc6aefb5695d01974f4edf50528f51f80d57b9eb0d8f2f81033cc0

SHA512
de084f473db26ce159b639b02e7ffa263ae5b6c4c1da9f6932676dae4a6c65f082b1bcac673c45c2e2b84caa06d1860ea6f0545b81fd7b3e4f8fe5e802a160d3

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C:\Users\Admin\AppData\Local\Temp\tmpC97B.tmp
Filesize
1KB

MD5
ecf141ec69adbb2a5c3dd5c85cd0ec39

SHA1
0ad224632fa58d103142c05c44a142f3d7208291

SHA256
64d8cfa0b25afee269839cd5fc0b66e5643bc318e5f4d3ce1b9dba2456c83316

SHA512
4821b062d6672f3ed07833cfd7ab9abb533850b451b632d781fbfad8238fcd5ac52855f1f239547ae2d1c1477959f022430302a75cfd3c19a8473af72a1ef201

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memory/1336-21-0x0000000075340000-0x00000000753DB000-memory.dmp

Filesize
620KB

Download
memory/1336-13-0x0000000075340000-0x00000000753DB000-memory.dmp

Filesize
620KB

Download
memory/3028-4-0x0000000075340000-0x00000000758F1000-memory.dmp

Filesize
5.7MB

Download
memory/3028-0-0x0000000075342000-0x0000000075343000-memory.dmp

Filesize
4KB

Download
memory/3028-2-0x0000000075340000-0x00000000758F1000-memory.dmp

Filesize
5.7MB

Download
memory/3028-1-0x0000000075340000-0x00000000758F1000-memory.dmp

Filesize
5.7MB

Download
memory/4460-7-0x0000000075340000-0x00000000753DB000-memory.dmp

Filesize
620KB

Download
memory/4460-8-0x0000000075340000-0x00000000753DB000-memory.dmp

Filesize
620KB

Download
memory/4460-12-0x0000000075340000-0x00000000753DB000-memory.dmp

Filesize
620KB

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memory/4460-5-0x0000000075340000-0x00000000753DB000-memory.dmp

Filesize
620KB

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memory/4460-6-0x0000000075340000-0x00000000753DB000-memory.dmp

Filesize
620KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads