nanocore | e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a

Analysis

max time kernel
150s
max time network
158s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
28/11/2022, 05:41

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General

Target

e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe
Size

339KB
MD5

ed8b303fd32e0fa2f188f7f7a05a95db
SHA1

dd1778099c744a2e01ef51467990f7607fd939b7
SHA256

e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a
SHA512

461fa17a5cafdcc9ae0be3e04846178f13c31a86ca6dec785d71f9b45bd3494d9b0ecee13caac38a64d2bec5cc347bec7dee2a89251f214887fdb5f93eb10792
SSDEEP

6144:KEpPxOmSv7e54BridVOr/zMvZ3RyhFpSG7x2JaznM8g54xTrKhU+bekFaP2ju:mLTeOBridVOjIRI8GlVNxTrnUekFa+ju

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

77nwo77.no-ip.org:9211

123ram777.no-ip.org:9211

Mutex

cb25b6c0-f7f1-4963-994e-f9da2f33e7bf

Attributes

activate_away_mode
true
backup_connection_host
123ram777.no-ip.org
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2014-12-30T20:16:15.903554936Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
true
clear_zone_identifier
false
connect_delay
4000
connection_port
9211
default_group
20Marzo
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
cb25b6c0-f7f1-4963-994e-f9da2f33e7bf
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
77nwo77.no-ip.org
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\UDP Service = "C:\\Program Files (x86)\\UDP Service\\udpsv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1764 set thread context of 1460	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	28

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\UDP Service\udpsv.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\UDP Service\udpsv.exe	RegSvcs.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

T1053

pid	Process
520	schtasks.exe
948	schtasks.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe
1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe
1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe
1460	RegSvcs.exe
1460	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1460	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe
Token: SeDebugPrivilege	1460	RegSvcs.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 1764 wrote to memory of 1444	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	27
PID 1764 wrote to memory of 1444	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	27
PID 1764 wrote to memory of 1444	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	27
PID 1764 wrote to memory of 1444	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	27
PID 1764 wrote to memory of 1444	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	27
PID 1764 wrote to memory of 1444	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	27
PID 1764 wrote to memory of 1444	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	27
PID 1764 wrote to memory of 1460	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	28
PID 1764 wrote to memory of 1460	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	28
PID 1764 wrote to memory of 1460	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	28
PID 1764 wrote to memory of 1460	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	28
PID 1764 wrote to memory of 1460	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	28
PID 1764 wrote to memory of 1460	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	28
PID 1764 wrote to memory of 1460	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	28
PID 1764 wrote to memory of 1460	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	28
PID 1764 wrote to memory of 1460	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	28
PID 1764 wrote to memory of 1460	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	28
PID 1764 wrote to memory of 1460	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	28
PID 1764 wrote to memory of 1460	1764	e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe	28
PID 1460 wrote to memory of 520	1460	RegSvcs.exe	29
PID 1460 wrote to memory of 520	1460	RegSvcs.exe	29
PID 1460 wrote to memory of 520	1460	RegSvcs.exe	29
PID 1460 wrote to memory of 520	1460	RegSvcs.exe	29
PID 1460 wrote to memory of 948	1460	RegSvcs.exe	31
PID 1460 wrote to memory of 948	1460	RegSvcs.exe	31
PID 1460 wrote to memory of 948	1460	RegSvcs.exe	31
PID 1460 wrote to memory of 948	1460	RegSvcs.exe	31

C:\Users\Admin\AppData\Local\Temp\e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe
"C:\Users\Admin\AppData\Local\Temp\e8660349b0c86bcf60c91cf0ba5f2784b8758335cda11f3d997d304840fb207a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1764
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
  2⤵
  PID:1444
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe"
  2⤵
  - 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:1460
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "UDP Service" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE1E7.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:520
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "UDP Service Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpE7F1.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:948

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpE1E7.tmp

Filesize
1KB

MD5
40b11ef601fb28f9b2e69d36857bf2ec

SHA1
b6454020ad2ceed193f4792b77001d0bd741b370

SHA256
c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1

SHA512
e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE7F1.tmp

Filesize
1KB

MD5
0a24db62cb5b84309c4803346caaa25d

SHA1
67660778f61bb44168c33ed3fe56ed86cf9583e8

SHA256
38d38647af394a04ee6add9f05c43244f04e64a6b96257f4b241a5038efa82df

SHA512
d25d9df063f44595d5e0bf890755bd387655131ff369eeedf3d11ffcc6202ca4455bbb33a8a926dd06839cbd1ddec3d06809b3c66a82c6518aa14beaa469a548

Download Submit
memory/1460-59-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1460-56-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1460-62-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1460-77-0x0000000002096000-0x00000000020A7000-memory.dmp

Filesize
68KB

Download
memory/1460-66-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1460-68-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1460-70-0x0000000074190000-0x000000007473B000-memory.dmp

Filesize
5.7MB

Download
memory/1460-76-0x0000000002096000-0x00000000020A7000-memory.dmp

Filesize
68KB

Download
memory/1460-57-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1460-60-0x0000000000400000-0x0000000000438000-memory.dmp

Filesize
224KB

Download
memory/1460-75-0x0000000074190000-0x000000007473B000-memory.dmp

Filesize
5.7MB

Download
memory/1764-55-0x0000000074200000-0x00000000747AB000-memory.dmp

Filesize
5.7MB

Download
memory/1764-54-0x0000000075FC1000-0x0000000075FC3000-memory.dmp

Filesize
8KB

Download
memory/1764-65-0x0000000074200000-0x00000000747AB000-memory.dmp

Filesize
5.7MB

Download