425cf71ebc627c375cb68f4fbc1791c3fd52cdf68988d15eba945208c986563f

Analysis

max time kernel
132s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20231025-en
resource tags

arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
submitted
07/11/2023, 20:48

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe
Size

221KB
MD5

2f5cc4fbc19b6bc4e5a3005cb093f420
SHA1

0d8fa0efa6dedff1bd81f4db82052d13e2682b55
SHA256

425cf71ebc627c375cb68f4fbc1791c3fd52cdf68988d15eba945208c986563f
SHA512

71508653e9adadd19374410b14935a8e5c9f0ae0af613faa426f86212f5ee23e31b78b05d00668fb073a0f6cbf011916e7a52f88d18c94de00b8386d79350f08
SSDEEP

3072:/cT9g8immW6Pozkk2eKs/CSr2nQ/E2S5ny+bF2u1I+ddDK7Hlq/858DpjBFitka5:o68i3odBiTl2+TCU/8gWtkqD

Score

6^/10

persistence

Malware Config

Signatures

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\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart"	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe

Drops file in Windows directory 12 IoCs

description	ioc	Process
File created	C:\Windows\winhash_up.exez	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe
File opened for modification	C:\Windows\winhash_up.exez	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe
File created	C:\Windows\SHARE_TEMP\Icon2.ico	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe
File created	C:\Windows\SHARE_TEMP\Icon12.ico	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe
File created	C:\Windows\SHARE_TEMP\Icon14.ico	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe
File created	C:\Windows\winhash_up.exe	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe
File created	C:\Windows\SHARE_TEMP\Icon3.ico	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe
File created	C:\Windows\SHARE_TEMP\Icon5.ico	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe
File created	C:\Windows\SHARE_TEMP\Icon6.ico	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe
File created	C:\Windows\SHARE_TEMP\Icon7.ico	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe
File created	C:\Windows\SHARE_TEMP\Icon10.ico	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe
File created	C:\Windows\bugMAKER.bat	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 3116	3064	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe	91
PID 3064 wrote to memory of 3116	3064	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe	91
PID 3064 wrote to memory of 3116	3064	NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe	91

C:\Users\Admin\AppData\Local\Temp\NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.2f5cc4fbc19b6bc4e5a3005cb093f420.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3064
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Windows\bugMAKER.bat
  2⤵
  PID:3116

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\bugMAKER.bat

Filesize
81B

MD5
13845dae57fda1e964edef1872a98810

SHA1
8c1fc3dd3fa2f3fce34876034ce9302adef2e1fa

SHA256
587ebce1c5c646e7cf7a88524809aec97d8defe304ff78af7c93fc6be18bb80b

SHA512
3771a3b6c13c25e1db09bbe71d1b131e45c431c8fa009805692d4744dd1423e3d78f27f69850e2863b4a62f0a336cd8d80cc38adf3c32bef1bc8e74245b4abe6

Download Submit
memory/3064-24-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads