nanocore | 07667b309e0494f48c3a8602c6ba0943b1b8ca9a3bcee1c6bf9c5e841ef60ae6

General

Target

223a8663266243aaad8e25547718bbfd.exe
Size

1.1MB
MD5

223a8663266243aaad8e25547718bbfd
SHA1

b56f249f5c68bbdb9bfc701db246f3b4c7e5e0d8
SHA256

07667b309e0494f48c3a8602c6ba0943b1b8ca9a3bcee1c6bf9c5e841ef60ae6
SHA512

592ec4f9b894693421a021e3b8bf9b90183cdf683b9d85d5130a78a83f55eed91b127c10de0379d394a310a70838fe087d58da51a1077ee13e900e22f8e11a7d
SSDEEP

12288:mZAZqb1fqB2bzjWPb+y9HweKLX5foF2lnSypIQnSRjtfJpcGWvTx2Qco4+rz:u1g2b3WP5wTLJfplSyznYpf

Score

10^/10

nanocore keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

194.5.98.52:54984

127.0.0.1:54984

Mutex

94d0e2fe-d2cd-49bf-adbe-7f0f372239ca

Attributes

activate_away_mode
false
backup_connection_host
127.0.0.1
backup_dns_server
8.8.4.4
buffer_size
65535
build_time
2021-05-25T08:20:27.332240436Z
bypass_user_account_control
false
bypass_user_account_control_data
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
clear_access_control
false
clear_zone_identifier
false
connect_delay
4000
connection_port
54984
default_group
iyke
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
94d0e2fe-d2cd-49bf-adbe-7f0f372239ca
mutex_timeout
5000
prevent_system_sleep
false
primary_connection_host
194.5.98.52
primary_dns_server
8.8.8.8
request_elevation
false
restart_delay
5000
run_delay
0
run_on_startup
false
set_critical_process
false
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

T1547.001

Modify Registry

T1112

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2844 set thread context of 1956	2844	223a8663266243aaad8e25547718bbfd.exe	31

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\PCI Manager\pcimgr.exe	RegSvcs.exe
File opened for modification	C:\Program Files (x86)\PCI Manager\pcimgr.exe	RegSvcs.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 3 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2908	schtasks.exe
1780	schtasks.exe
1684	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1956	RegSvcs.exe
1956	RegSvcs.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1956	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1956	RegSvcs.exe
Token: SeDebugPrivilege	1956	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 2908	2844	223a8663266243aaad8e25547718bbfd.exe	29
PID 2844 wrote to memory of 2908	2844	223a8663266243aaad8e25547718bbfd.exe	29
PID 2844 wrote to memory of 2908	2844	223a8663266243aaad8e25547718bbfd.exe	29
PID 2844 wrote to memory of 2908	2844	223a8663266243aaad8e25547718bbfd.exe	29
PID 2844 wrote to memory of 1956	2844	223a8663266243aaad8e25547718bbfd.exe	31
PID 2844 wrote to memory of 1956	2844	223a8663266243aaad8e25547718bbfd.exe	31
PID 2844 wrote to memory of 1956	2844	223a8663266243aaad8e25547718bbfd.exe	31
PID 2844 wrote to memory of 1956	2844	223a8663266243aaad8e25547718bbfd.exe	31
PID 2844 wrote to memory of 1956	2844	223a8663266243aaad8e25547718bbfd.exe	31
PID 2844 wrote to memory of 1956	2844	223a8663266243aaad8e25547718bbfd.exe	31
PID 2844 wrote to memory of 1956	2844	223a8663266243aaad8e25547718bbfd.exe	31
PID 2844 wrote to memory of 1956	2844	223a8663266243aaad8e25547718bbfd.exe	31
PID 2844 wrote to memory of 1956	2844	223a8663266243aaad8e25547718bbfd.exe	31
PID 2844 wrote to memory of 1956	2844	223a8663266243aaad8e25547718bbfd.exe	31
PID 2844 wrote to memory of 1956	2844	223a8663266243aaad8e25547718bbfd.exe	31
PID 2844 wrote to memory of 1956	2844	223a8663266243aaad8e25547718bbfd.exe	31
PID 1956 wrote to memory of 1780	1956	RegSvcs.exe	32
PID 1956 wrote to memory of 1780	1956	RegSvcs.exe	32
PID 1956 wrote to memory of 1780	1956	RegSvcs.exe	32
PID 1956 wrote to memory of 1780	1956	RegSvcs.exe	32
PID 1956 wrote to memory of 1684	1956	RegSvcs.exe	34
PID 1956 wrote to memory of 1684	1956	RegSvcs.exe	34
PID 1956 wrote to memory of 1684	1956	RegSvcs.exe	34
PID 1956 wrote to memory of 1684	1956	RegSvcs.exe	34

C:\Users\Admin\AppData\Local\Temp\223a8663266243aaad8e25547718bbfd.exe
"C:\Users\Admin\AppData\Local\Temp\223a8663266243aaad8e25547718bbfd.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2844
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\bNzZKqrTENXi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEBD5.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2908
- 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:1956
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "PCI Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmp6AA5.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:1780
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks.exe" /create /f /tn "PCI Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp98C7.tmp"
    3⤵
    - Creates scheduled task(s)
    PID:1684

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\tmp6AA5.tmp

Filesize
1KB

MD5
40b11ef601fb28f9b2e69d36857bf2ec

SHA1
b6454020ad2ceed193f4792b77001d0bd741b370

SHA256
c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1

SHA512
e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp98C7.tmp

Filesize
1KB

MD5
da7aec92f4b1e721f6eeccec52db4901

SHA1
e1bc32c2277c42aec2356f6242ee427af53c2a52

SHA256
7bcfd205f07bffa61c788644c1d6639d03126c46fdbd6550f7e21795dc78b3c0

SHA512
340e234cdfb1b327369378131629f0ff5538c6a1c578c59bfc1b66442ff3f5793f119db13b8d3f158969071eb0fc0c7fbe5c79094572fac0cea528489bf11720

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpEBD5.tmp

Filesize
1KB

MD5
bd7ac766730a119e82bb322fd7305c53

SHA1
b56cdf348979165c49ac45793e659bd5af4869c6

SHA256
3174c9f0fbb39752491b3779719ce925e56da6b10675f48550073e2974ad54c3

SHA512
9222de3f7a33caccdfede7adaadd95c36cb1c502b23615b801ce95aca8686fab9b7a969d298cda9f28830bb91a8171aba61625e5a6a8ecbec16be486d7dd1372

Download Submit
memory/1956-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1956-28-0x0000000074C10000-0x00000000751BB000-memory.dmp

Filesize
5.7MB

Download
memory/1956-40-0x0000000002290000-0x00000000022D0000-memory.dmp

Filesize
256KB

Download
memory/1956-39-0x0000000002290000-0x00000000022D0000-memory.dmp

Filesize
256KB

Download
memory/1956-38-0x0000000074C10000-0x00000000751BB000-memory.dmp

Filesize
5.7MB

Download
memory/1956-12-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1956-14-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1956-18-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1956-16-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1956-26-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1956-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1956-24-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1956-30-0x0000000074C10000-0x00000000751BB000-memory.dmp

Filesize
5.7MB

Download
memory/1956-29-0x0000000002290000-0x00000000022D0000-memory.dmp

Filesize
256KB

Download
memory/2844-4-0x00000000005C0000-0x0000000000600000-memory.dmp

Filesize
256KB

Download
memory/2844-0-0x0000000074C10000-0x00000000751BB000-memory.dmp

Filesize
5.7MB

Download
memory/2844-27-0x0000000074C10000-0x00000000751BB000-memory.dmp

Filesize
5.7MB

Download
memory/2844-2-0x00000000005C0000-0x0000000000600000-memory.dmp

Filesize
256KB

Download
memory/2844-1-0x0000000074C10000-0x00000000751BB000-memory.dmp

Filesize
5.7MB

Download
memory/2844-3-0x0000000074C10000-0x00000000751BB000-memory.dmp

Filesize
5.7MB

Download
memory/2844-9-0x00000000005C0000-0x0000000000600000-memory.dmp

Filesize
256KB

Download
memory/2844-5-0x00000000005C0000-0x0000000000600000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads