3346884afbe6adb63ddc9bb41a6c5b766a03ce92b09070a66a63d5cda2724d43

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, 21:13

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General

Target

36b2a2e7cc4d7d03294d365e31ad9370_NEIKI.exe
Size

134KB
MD5

36b2a2e7cc4d7d03294d365e31ad9370
SHA1

3cc177b53a3dbe5151bdf37fc7b154e6677d7605
SHA256

3346884afbe6adb63ddc9bb41a6c5b766a03ce92b09070a66a63d5cda2724d43
SHA512

52674cfeaa2ed36818b68f249bec5179b4283843a559eb276ad7870c14015db882bfa9af7862c61fd2de6e257c1294a8d46dfeb71a9036ea0a0604d6f7df3120
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38QY:riAyLN9aa+9U2rW1ip6pr2At7NZuQY

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4136	WwanSvc.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2848-0-0x0000000000FE0000-0x0000000001008000-memory.dmp	upx
behavioral2/files/0x000b000000023b96-3.dat	upx
behavioral2/memory/2848-4-0x0000000000FE0000-0x0000000001008000-memory.dmp	upx
behavioral2/memory/4136-6-0x00000000001B0000-0x00000000001D8000-memory.dmp	upx
behavioral2/memory/4136-7-0x00000000001B0000-0x00000000001D8000-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"	36b2a2e7cc4d7d03294d365e31ad9370_NEIKI.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2848 wrote to memory of 4136	2848	36b2a2e7cc4d7d03294d365e31ad9370_NEIKI.exe	83
PID 2848 wrote to memory of 4136	2848	36b2a2e7cc4d7d03294d365e31ad9370_NEIKI.exe	83
PID 2848 wrote to memory of 4136	2848	36b2a2e7cc4d7d03294d365e31ad9370_NEIKI.exe	83

C:\Users\Admin\AppData\Local\Temp\36b2a2e7cc4d7d03294d365e31ad9370_NEIKI.exe
"C:\Users\Admin\AppData\Local\Temp\36b2a2e7cc4d7d03294d365e31ad9370_NEIKI.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2848
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  PID:4136

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
2525fc986f759744572d6c44893cf479

SHA1
0e260673651c5e631221169f18161de2546bb076

SHA256
5ba54192e3d2050ecd2ce304f6b22a63747e44b56b75a6ff87694fcc66f4516d

SHA512
40a9e8ba57a4cc321df24b8de5e62fe52ad4e1a8de1fc96bdf3a813b1b409e0e1a12d48682515e135609ac69be357d53b077af1dece6563f62e6594ecc4374c8

Download Submit
memory/2848-0-0x0000000000FE0000-0x0000000001008000-memory.dmp

Filesize
160KB

Download
memory/2848-4-0x0000000000FE0000-0x0000000001008000-memory.dmp

Filesize
160KB

Download
memory/4136-6-0x00000000001B0000-0x00000000001D8000-memory.dmp

Filesize
160KB

Download
memory/4136-7-0x00000000001B0000-0x00000000001D8000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads