26566a878d027e30e51a4b36d378daefce0b7001e596cbccc438400049646f02

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 06:23

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

10f77d76b1a318b8d39e0c1e5c67e057.exe
Size

166KB
MD5

10f77d76b1a318b8d39e0c1e5c67e057
SHA1

db26a57dde6d6d424fa2e42ad75abbcb8c4c3be0
SHA256

26566a878d027e30e51a4b36d378daefce0b7001e596cbccc438400049646f02
SHA512

6c7fd7d1d0d5d6b0977a921447d87f6e2b745ab87895fb94afc62fe218e05e133c0d499023e73a5b1135e5178223b18ecc33baad90fc4650c6e8b1b49ca73978
SSDEEP

3072:lzG5D1BkzIabO2+jL8JELCB/Nf5fSip3khTdmn:lzG5JBK+jA/Nf56i9qd

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3156	Npuhea.exe

Drops file in Windows directory 6 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\{35DC3473-A719-4d14-B7C1-FD326CA84A0C}.job	Npuhea.exe
File opened for modification	C:\Windows\Tasks\{35DC3473-A719-4d14-B7C1-FD326CA84A0C}.job	Npuhea.exe
File created	C:\Windows\Tasks\{35DC3473-A719-4d14-B7C1-FD326CA84A0C}.job	10f77d76b1a318b8d39e0c1e5c67e057.exe
File opened for modification	C:\Windows\Tasks\{35DC3473-A719-4d14-B7C1-FD326CA84A0C}.job	10f77d76b1a318b8d39e0c1e5c67e057.exe
File created	C:\Windows\Npuhea.exe	10f77d76b1a318b8d39e0c1e5c67e057.exe
File opened for modification	C:\Windows\Npuhea.exe	10f77d76b1a318b8d39e0c1e5c67e057.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\International	Npuhea.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe
3156	Npuhea.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
3196	10f77d76b1a318b8d39e0c1e5c67e057.exe
3156	Npuhea.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3196 wrote to memory of 3156	3196	10f77d76b1a318b8d39e0c1e5c67e057.exe	94
PID 3196 wrote to memory of 3156	3196	10f77d76b1a318b8d39e0c1e5c67e057.exe	94
PID 3196 wrote to memory of 3156	3196	10f77d76b1a318b8d39e0c1e5c67e057.exe	94

C:\Users\Admin\AppData\Local\Temp\10f77d76b1a318b8d39e0c1e5c67e057.exe
"C:\Users\Admin\AppData\Local\Temp\10f77d76b1a318b8d39e0c1e5c67e057.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3196
- C:\Windows\Npuhea.exe
  C:\Windows\Npuhea.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  PID:3156

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\Npuhea.exe

Filesize
166KB

MD5
10f77d76b1a318b8d39e0c1e5c67e057

SHA1
db26a57dde6d6d424fa2e42ad75abbcb8c4c3be0

SHA256
26566a878d027e30e51a4b36d378daefce0b7001e596cbccc438400049646f02

SHA512
6c7fd7d1d0d5d6b0977a921447d87f6e2b745ab87895fb94afc62fe218e05e133c0d499023e73a5b1135e5178223b18ecc33baad90fc4650c6e8b1b49ca73978

Download Submit
C:\Windows\Tasks\{35DC3473-A719-4d14-B7C1-FD326CA84A0C}.job

Filesize
362B

MD5
511b8c5d03df15ef5315fc9dfe7ba295

SHA1
f6b59f80c46ebf301c38d6dec607d48dedd7f881

SHA256
bf63738016a32618087d7bdcf43daff089e734833b8f66a896d4e5d26bfb52d3

SHA512
883382835a490f04f688368274c5847de61aeee4ab168377df6ceb9a9aac2568e6bba21afce38b8e8fe96be211885e486f979cdffe724a80cd8d4739a9fa6529

Download Submit
memory/3156-92175-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3156-25612-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3156-133238-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3156-133237-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3156-7961-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3156-8-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3156-19846-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3156-118165-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3156-31835-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3156-43826-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3156-56293-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3156-69814-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3156-79717-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3156-131953-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3156-105293-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3196-13850-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3196-0-0x00000000004E0000-0x00000000004F3000-memory.dmp

Filesize
76KB

Download
memory/3196-2430-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/3196-1-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download