nanocore | f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023

General

Target

f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe
Size

844KB
MD5

65f3288c542e20460186435829d8f386
SHA1

468862a1748cba16e163ff88a477bae08dc920fe
SHA256

f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023
SHA512

cb8a28d8ccacf6573ef48668365ffd8e52eb8cd0c56a1bba880bfd46ac2764105119580c4fafe4f93d06ac792084d05ab3a4c8abbdf58ad773353350707f3918
SSDEEP

12288:nwotByF6npG8mwnV9qF/iLRlCO+YaYC+1JbfBjQd:wobBGNm7wqLGnH+5jQ

Score

10^/10

nanocore evasion keylogger persistence spyware stealer trojan

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Local\\Temp\\notpod.exe"	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe

NanoCore
NanoCore is a remote access tool (RAT) with a variety of capabilities.
keylogger trojan stealer spyware nanocore
Executes dropped EXE 1 IoCs

Processes:

notepad .exe

pid process

1160 notepad .exe
Loads dropped DLL 1 IoCs

Processes:

f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe

pid process

1600 f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe
Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

notepad .exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA notepad .exe

pid	process
1160	notepad .exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe

description	pid	process	target process
PID 1600 set thread context of 1160	1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe	notepad .exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exenotepad .exe

pid	process
1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe
1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe
1160	notepad .exe
1160	notepad .exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

notepad .exe

pid process

1160 notepad .exe

pid	process
1160	notepad .exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exenotepad .exe

description	pid	process
Token: SeDebugPrivilege	1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe
Token: SeDebugPrivilege	1160	notepad .exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.execmd.exewscript.exe

description	pid	process	target process
PID 1600 wrote to memory of 1420	1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe	cmd.exe
PID 1600 wrote to memory of 1420	1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe	cmd.exe
PID 1600 wrote to memory of 1420	1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe	cmd.exe
PID 1600 wrote to memory of 1420	1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe	cmd.exe
PID 1600 wrote to memory of 1160	1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe	notepad .exe
PID 1600 wrote to memory of 1160	1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe	notepad .exe
PID 1600 wrote to memory of 1160	1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe	notepad .exe
PID 1600 wrote to memory of 1160	1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe	notepad .exe
PID 1600 wrote to memory of 1160	1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe	notepad .exe
PID 1600 wrote to memory of 1160	1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe	notepad .exe
PID 1600 wrote to memory of 1160	1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe	notepad .exe
PID 1600 wrote to memory of 1160	1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe	notepad .exe
PID 1600 wrote to memory of 1160	1600	f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe	notepad .exe
PID 1420 wrote to memory of 1756	1420	cmd.exe	wscript.exe
PID 1420 wrote to memory of 1756	1420	cmd.exe	wscript.exe
PID 1420 wrote to memory of 1756	1420	cmd.exe	wscript.exe
PID 1420 wrote to memory of 1756	1420	cmd.exe	wscript.exe
PID 1756 wrote to memory of 584	1756	wscript.exe	cmd.exe
PID 1756 wrote to memory of 584	1756	wscript.exe	cmd.exe
PID 1756 wrote to memory of 584	1756	wscript.exe	cmd.exe
PID 1756 wrote to memory of 584	1756	wscript.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe
"C:\Users\Admin\AppData\Local\Temp\f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023.exe"
1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1600
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\\mata.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1420
- - C:\Windows\SysWOW64\wscript.exe
    wscript.exe "C:\Users\Admin\AppData\Local\Temp\invs.vbs" "C:\Users\Admin\AppData\Local\Temp\mata2.bat
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1756
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\mata2.bat" "
      4⤵
      PID:584
- C:\Users\Admin\AppData\Local\Temp\notepad .exe
  "C:\Users\Admin\AppData\Local\Temp\notepad .exe"
  2⤵
  - Executes dropped EXE
  - Checks whether UAC is enabled
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  PID:1160

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

1

T1004

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\invs.vbs

Filesize
78B

MD5
c578d9653b22800c3eb6b6a51219bbb8

SHA1
a97aa251901bbe179a48dbc7a0c1872e163b1f2d

SHA256
20a98a7e6e137bb1b9bd5ef6911a479cb8eac925b80d6db4e70b19f62a40cce2

SHA512
3ae6dc8f02d1a78e1235a0782b632972da5a74ab32287cc41aa672d4fa4a9d34bb5fc50eba07b6915f2e61c402927cd5f6feeb7f7602afa2f64e91efb3b7fc4d

Download Submit
C:\Users\Admin\AppData\Local\Temp\mata.bat

Filesize
47B

MD5
58c538a6ae20a3c6031217903cdf8e5d

SHA1
399fd50eadf4945b665877facfc4f53d16e18b1e

SHA256
6bcc0e04d9bc32209d90a65c320dc6363e523dd94b38b17bcdc5b980b6405f53

SHA512
c01828a5390fec3443e19d317137ae873de77c7737db7802650430e6a0a1edbd3aabe362903243b372536418fbd8482c2a6efd122d853744a41ade567956c359

Download Submit
C:\Users\Admin\AppData\Local\Temp\mata2.bat

Filesize
49B

MD5
894459c660d735ad6e1d774716efa076

SHA1
dd2e17914321cb4936fa3aa4271ed8d3d8579246

SHA256
b00aa09c96dca0d0b36711513f1155cf6efc1ca515f0eb8209ae12ce4297c96c

SHA512
93bf27a1c357ca1150a15676be7128fa5c83fe518b291f6480674793a97ccd3d00942e67df0a7674efb2122db13b8e8ef1ff445e76219c5eb092b5f987568373

Download Submit
C:\Users\Admin\AppData\Local\Temp\notepad .exe

Filesize
52KB

MD5
278edbd499374bf73621f8c1f969d894

SHA1
a81170af14747781c5f5f51bb1215893136f0bc0

SHA256
c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

SHA512
93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\notepad .exe

Filesize
52KB

MD5
278edbd499374bf73621f8c1f969d894

SHA1
a81170af14747781c5f5f51bb1215893136f0bc0

SHA256
c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

SHA512
93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\notpod.exe

Filesize
844KB

MD5
65f3288c542e20460186435829d8f386

SHA1
468862a1748cba16e163ff88a477bae08dc920fe

SHA256
f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023

SHA512
cb8a28d8ccacf6573ef48668365ffd8e52eb8cd0c56a1bba880bfd46ac2764105119580c4fafe4f93d06ac792084d05ab3a4c8abbdf58ad773353350707f3918

Download Submit
C:\Users\Admin\AppData\Local\Temp\rundll11-.txt

Filesize
844KB

MD5
65f3288c542e20460186435829d8f386

SHA1
468862a1748cba16e163ff88a477bae08dc920fe

SHA256
f7d9d4ca140f041c794869885b13e56e9cfbd1c9cacc3441540368324b7e4023

SHA512
cb8a28d8ccacf6573ef48668365ffd8e52eb8cd0c56a1bba880bfd46ac2764105119580c4fafe4f93d06ac792084d05ab3a4c8abbdf58ad773353350707f3918

Download Submit
\Users\Admin\AppData\Local\Temp\notepad .exe

Filesize
52KB

MD5
278edbd499374bf73621f8c1f969d894

SHA1
a81170af14747781c5f5f51bb1215893136f0bc0

SHA256
c6999b9f79932c3b4f1c461a69d9dc8dc301d6a155abc33efe1b6e9e4a038391

SHA512
93b0b5c3324bd2df83310f96d34c9176c94d2d676766599c1af33c98ba1efe63187056671f7c6f80c956e5bd0a725f108804021ad93326286bb9c3a96f6550b9

Download Submit
memory/584-69-0x0000000000000000-mapping.dmp

Download
memory/1160-61-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1160-78-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1160-82-0x0000000074100000-0x00000000746AB000-memory.dmp

Filesize
5.7MB

Download
memory/1160-62-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1160-81-0x0000000074100000-0x00000000746AB000-memory.dmp

Filesize
5.7MB

Download
memory/1160-71-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1160-58-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1160-73-0x000000000041C01E-mapping.dmp

Download
memory/1160-59-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1160-76-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1420-55-0x0000000000000000-mapping.dmp

Download
memory/1600-67-0x0000000074100000-0x00000000746AB000-memory.dmp

Filesize
5.7MB

Download
memory/1600-72-0x0000000074100000-0x00000000746AB000-memory.dmp

Filesize
5.7MB

Download
memory/1600-54-0x00000000752B1000-0x00000000752B3000-memory.dmp

Filesize
8KB

Download
memory/1600-84-0x0000000074100000-0x00000000746AB000-memory.dmp

Filesize
5.7MB

Download
memory/1756-64-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads