9ab173cb9f36cc53a7f9b5381c7353a049ea3c00039c55be12341a66948d9b90

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
07/05/2024, 00:39

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General

Target

3e15021b85c9fb7a5ae608c59a3afd60_NEAS.exe
Size

134KB
MD5

3e15021b85c9fb7a5ae608c59a3afd60
SHA1

cd9a6feb90bfd27306078ed1c84188dae5a5ec7d
SHA256

9ab173cb9f36cc53a7f9b5381c7353a049ea3c00039c55be12341a66948d9b90
SHA512

0313796f7fd10087ff25185c4b6c5575b5f95c420b02ad58e0ea19023711a7e14dc4b89f4d498aa3a9f85bd74c632a0976abb311eb7ba31c7800d498440af907
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38QT:riAyLN9aa+9U2rW1ip6pr2At7NZuQT

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2848	WwanSvc.exe

Loads dropped DLL 1 IoCs

pid	Process
2264	3e15021b85c9fb7a5ae608c59a3afd60_NEAS.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2264-0-0x0000000001140000-0x0000000001168000-memory.dmp	upx
behavioral1/files/0x0033000000015cb0-2.dat	upx
behavioral1/memory/2848-6-0x0000000000D60000-0x0000000000D88000-memory.dmp	upx
behavioral1/memory/2264-7-0x0000000001140000-0x0000000001168000-memory.dmp	upx
behavioral1/memory/2848-9-0x0000000000D60000-0x0000000000D88000-memory.dmp	upx
behavioral1/memory/2264-10-0x0000000001140000-0x0000000001168000-memory.dmp	upx

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\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run"	3e15021b85c9fb7a5ae608c59a3afd60_NEAS.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2264 wrote to memory of 2848	2264	3e15021b85c9fb7a5ae608c59a3afd60_NEAS.exe	28
PID 2264 wrote to memory of 2848	2264	3e15021b85c9fb7a5ae608c59a3afd60_NEAS.exe	28
PID 2264 wrote to memory of 2848	2264	3e15021b85c9fb7a5ae608c59a3afd60_NEAS.exe	28
PID 2264 wrote to memory of 2848	2264	3e15021b85c9fb7a5ae608c59a3afd60_NEAS.exe	28

C:\Users\Admin\AppData\Local\Temp\3e15021b85c9fb7a5ae608c59a3afd60_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\3e15021b85c9fb7a5ae608c59a3afd60_NEAS.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2264
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  PID:2848

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\ProgramData\Update\WwanSvc.exe

Filesize
134KB

MD5
f01d3f6d65e36d8ce410769cac991144

SHA1
dc7f3bea391f1681bc42e1186e04bcf6226bc77c

SHA256
93b66d3df45fe44ebf0df8ea959614f8988801e44fb33ff5aaa4c73d82ddf565

SHA512
cdc0f51fc5d056ffded67e06d8aeab5030ff4a31fe8c0d75c63ea4e42decad5c7f4d46c5dd009fcb5426f288ca7b6de13f88dbc2c46a03bdcd38048733acf54d

Download Submit
memory/2264-0-0x0000000001140000-0x0000000001168000-memory.dmp

Filesize
160KB

Download
memory/2264-7-0x0000000001140000-0x0000000001168000-memory.dmp

Filesize
160KB

Download
memory/2264-8-0x0000000000D60000-0x0000000000D88000-memory.dmp

Filesize
160KB

Download
memory/2264-10-0x0000000001140000-0x0000000001168000-memory.dmp

Filesize
160KB

Download
memory/2848-6-0x0000000000D60000-0x0000000000D88000-memory.dmp

Filesize
160KB

Download
memory/2848-9-0x0000000000D60000-0x0000000000D88000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads