9ab173cb9f36cc53a7f9b5381c7353a049ea3c00039c55be12341a66948d9b90

Analysis

max time kernel
132s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-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
3540	WwanSvc.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2944-1-0x0000000000500000-0x0000000000528000-memory.dmp	upx
behavioral2/files/0x000d000000023b59-3.dat	upx
behavioral2/memory/3540-6-0x0000000000DE0000-0x0000000000E08000-memory.dmp	upx
behavioral2/memory/2944-5-0x0000000000500000-0x0000000000528000-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 3 IoCs

description	pid	Process	procid_target
PID 2944 wrote to memory of 3540	2944	3e15021b85c9fb7a5ae608c59a3afd60_NEAS.exe	85
PID 2944 wrote to memory of 3540	2944	3e15021b85c9fb7a5ae608c59a3afd60_NEAS.exe	85
PID 2944 wrote to memory of 3540	2944	3e15021b85c9fb7a5ae608c59a3afd60_NEAS.exe	85

C:\Users\Admin\AppData\Local\Temp\3e15021b85c9fb7a5ae608c59a3afd60_NEAS.exe
"C:\Users\Admin\AppData\Local\Temp\3e15021b85c9fb7a5ae608c59a3afd60_NEAS.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2944
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  PID:3540

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

C:\ProgramData\Update\WwanSvc.exe

Filesize
134KB

MD5
2e842bd469ab1039a582866c4cad445e

SHA1
83ebd7a92508edfc775e16387c7aff81b29a809e

SHA256
8b5a417d7f88f29bad5030e3857a0ee63eb9d185b5a99f0ec06f15c8d7286a74

SHA512
1cfc826ddeb3c60abae7768e82eafcde28534973c6f21c2b6dae892062bd8c41dd1ffdf8233e1d5a53074dfc1ac7563846fe618d25997f01da46848615337568

Download Submit
memory/2944-1-0x0000000000500000-0x0000000000528000-memory.dmp

Filesize
160KB

Download
memory/2944-5-0x0000000000500000-0x0000000000528000-memory.dmp

Filesize
160KB

Download
memory/3540-6-0x0000000000DE0000-0x0000000000E08000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads