nanocore | 7bfcd8a8ace9435462f7e81c1f0d37e7c3381e76c334ec1adabafa801a24d3d1

General

Target

868cff01ad6607cb29790c29797c78fa_JaffaCakes118.exe
Size

312KB
MD5

868cff01ad6607cb29790c29797c78fa
SHA1

6054e77da27f70423fd842958b0d603e295b534e
SHA256

7bfcd8a8ace9435462f7e81c1f0d37e7c3381e76c334ec1adabafa801a24d3d1
SHA512

b8b4006c681ea1f9011beb0d8bbd937c1252f750d217c959b17215414220b1c4550d797077010cae068355a6370a6c1dcc5136ef3e32c60452991a96533150cd
SSDEEP

6144:ES72gEY7AUYnnGnh97A/zokw9cNkHHNGdlxXDsnuzyaXL8VkI48pzPE3:5tnYnQxqo59mkn4dPXDsi+iI481s

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

160.202.163.240:1850

127.0.0.1:1850

Mutex

4aac0c69-f65b-4d62-8bf5-e2dce5cf1814

Attributes

activate_away_mode
true
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2018-11-19T06:26:23.311298036Z
bypass_user_account_control
true
bypass_user_account_control_data
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
1850
default_group
February
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
4aac0c69-f65b-4d62-8bf5-e2dce5cf1814
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
160.202.163.240
primary_dns_server
8.8.8.8
request_elevation
true
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
true
timeout_interval
5000
use_custom_dns_server
false
version
1.2.2.0
wan_timeout
8000

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:

868cff01ad6607cb29790c29797c78fa_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	868cff01ad6607cb29790c29797c78fa_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

Processes:

AdobeExpress.exeAdobeExpress.exe

pid process

448 AdobeExpress.exe
816 AdobeExpress.exe

pid	process
448	AdobeExpress.exe
816	AdobeExpress.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

AdobeExpress.exeAdobeExpress.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AdobeExpress = "C:\\Users\\Admin\\AppData\\Local\\AdobeExpress.exe -boot"	AdobeExpress.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DPI Subsystem = "C:\\Program Files (x86)\\DPI Subsystem\\dpiss.exe"	AdobeExpress.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

AdobeExpress.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA AdobeExpress.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

AdobeExpress.exe

description pid process target process

PID 448 set thread context of 816 448 AdobeExpress.exe AdobeExpress.exe

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

description	pid	process	target process
PID 448 set thread context of 816	448	AdobeExpress.exe	AdobeExpress.exe

Drops file in Program Files directory 2 IoCs

Processes:

AdobeExpress.exe

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

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

AdobeExpress.exe

pid process

816 AdobeExpress.exe
816 AdobeExpress.exe
816 AdobeExpress.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AdobeExpress.exe

pid process

816 AdobeExpress.exe

pid	process
816	AdobeExpress.exe
816	AdobeExpress.exe
816	AdobeExpress.exe

pid	process
816	AdobeExpress.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

868cff01ad6607cb29790c29797c78fa_JaffaCakes118.exeAdobeExpress.exeAdobeExpress.exe

description	pid	process
Token: SeDebugPrivilege	4012	868cff01ad6607cb29790c29797c78fa_JaffaCakes118.exe
Token: SeDebugPrivilege	448	AdobeExpress.exe
Token: SeDebugPrivilege	816	AdobeExpress.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

868cff01ad6607cb29790c29797c78fa_JaffaCakes118.execmd.exeAdobeExpress.exe

description	pid	process	target process
PID 4012 wrote to memory of 1640	4012	868cff01ad6607cb29790c29797c78fa_JaffaCakes118.exe	cmd.exe
PID 4012 wrote to memory of 1640	4012	868cff01ad6607cb29790c29797c78fa_JaffaCakes118.exe	cmd.exe
PID 4012 wrote to memory of 1640	4012	868cff01ad6607cb29790c29797c78fa_JaffaCakes118.exe	cmd.exe
PID 4012 wrote to memory of 2732	4012	868cff01ad6607cb29790c29797c78fa_JaffaCakes118.exe	cmd.exe
PID 4012 wrote to memory of 2732	4012	868cff01ad6607cb29790c29797c78fa_JaffaCakes118.exe	cmd.exe
PID 4012 wrote to memory of 2732	4012	868cff01ad6607cb29790c29797c78fa_JaffaCakes118.exe	cmd.exe
PID 2732 wrote to memory of 448	2732	cmd.exe	AdobeExpress.exe
PID 2732 wrote to memory of 448	2732	cmd.exe	AdobeExpress.exe
PID 2732 wrote to memory of 448	2732	cmd.exe	AdobeExpress.exe
PID 448 wrote to memory of 816	448	AdobeExpress.exe	AdobeExpress.exe
PID 448 wrote to memory of 816	448	AdobeExpress.exe	AdobeExpress.exe
PID 448 wrote to memory of 816	448	AdobeExpress.exe	AdobeExpress.exe
PID 448 wrote to memory of 816	448	AdobeExpress.exe	AdobeExpress.exe
PID 448 wrote to memory of 816	448	AdobeExpress.exe	AdobeExpress.exe
PID 448 wrote to memory of 816	448	AdobeExpress.exe	AdobeExpress.exe
PID 448 wrote to memory of 816	448	AdobeExpress.exe	AdobeExpress.exe
PID 448 wrote to memory of 816	448	AdobeExpress.exe	AdobeExpress.exe

C:\Users\Admin\AppData\Local\Temp\868cff01ad6607cb29790c29797c78fa_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\868cff01ad6607cb29790c29797c78fa_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4012

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\868cff01ad6607cb29790c29797c78fa_JaffaCakes118.exe" "C:\Users\Admin\AppData\Local\AdobeExpress.exe"
2⤵
PID:1640

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Local\AdobeExpress.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2732

C:\Users\Admin\AppData\Local\AdobeExpress.exe
"C:\Users\Admin\AppData\Local\AdobeExpress.exe"
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:448

C:\Users\Admin\AppData\Local\AdobeExpress.exe
"C:\Users\Admin\AppData\Local\AdobeExpress.exe"
4⤵
- 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:816

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\AdobeExpress.exe
Filesize
312KB

MD5
868cff01ad6607cb29790c29797c78fa

SHA1
6054e77da27f70423fd842958b0d603e295b534e

SHA256
7bfcd8a8ace9435462f7e81c1f0d37e7c3381e76c334ec1adabafa801a24d3d1

SHA512
b8b4006c681ea1f9011beb0d8bbd937c1252f750d217c959b17215414220b1c4550d797077010cae068355a6370a6c1dcc5136ef3e32c60452991a96533150cd

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\AdobeExpress.exe.log
Filesize
990B

MD5
9cf7e0e3020741fe9b05591de645f817

SHA1
4bb006071d134467ed9733fe01193ca4ad0d447e

SHA256
1ccd9ece6d9514db37fb0ff31e5486567c2f01ca64e902111f2ce4239534fe32

SHA512
3b3567a617b541e035820d8598cf7cb30861faaa4cdab71d77bff3d0c7c8f7e18fd6478f7e66ea25b4b08df356e3a395038ef38635454c5c5c4f71906f398b38

Download Submit
memory/448-23-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/448-21-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/448-18-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/448-28-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/448-22-0x0000000004CA0000-0x0000000004D3C000-memory.dmp

Filesize
624KB

Download
memory/448-19-0x0000000004E20000-0x0000000004E42000-memory.dmp

Filesize
136KB

Download
memory/448-20-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/816-34-0x0000000005750000-0x000000000576E000-memory.dmp

Filesize
120KB

Download
memory/816-30-0x00000000049C0000-0x00000000049CA000-memory.dmp

Filesize
40KB

Download
memory/816-29-0x00000000001A0000-0x00000000001D8000-memory.dmp

Filesize
224KB

Download
memory/816-35-0x0000000005890000-0x000000000589A000-memory.dmp

Filesize
40KB

Download
memory/816-33-0x0000000004C10000-0x0000000004C1A000-memory.dmp

Filesize
40KB

Download
memory/4012-8-0x0000000008A60000-0x0000000009004000-memory.dmp

Filesize
5.6MB

Download
memory/4012-14-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-10-0x000000007524E000-0x000000007524F000-memory.dmp

Filesize
4KB

Download
memory/4012-9-0x00000000081C0000-0x0000000008252000-memory.dmp

Filesize
584KB

Download
memory/4012-0-0x000000007524E000-0x000000007524F000-memory.dmp

Filesize
4KB

Download
memory/4012-1-0x0000000000E80000-0x0000000000ED4000-memory.dmp

Filesize
336KB

Download
memory/4012-3-0x0000000005710000-0x0000000005732000-memory.dmp

Filesize
136KB

Download
memory/4012-7-0x00000000082E0000-0x00000000084A2000-memory.dmp

Filesize
1.8MB

Download
memory/4012-6-0x0000000008030000-0x0000000008052000-memory.dmp

Filesize
136KB

Download
memory/4012-5-0x0000000075240000-0x00000000759F0000-memory.dmp

Filesize
7.7MB

Download
memory/4012-4-0x00000000080A0000-0x0000000008106000-memory.dmp

Filesize
408KB

Download
memory/4012-2-0x0000000005690000-0x000000000570A000-memory.dmp

Filesize
488KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads