efabe2f8ccfdd5b98e83dbb88e9de84101b5694960f9d55dc577c1d68e26872a

Analysis

max time kernel
30s
max time network
23s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
30-09-2024 19:27

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General

Target

efabe2f8ccfdd5b98e83dbb88e9de84101b5694960f9d55dc577c1d68e26872a.exe
Size

94KB
MD5

3b6ff7daea550f62b657fa8a606f6f7a
SHA1

7ce4eeef0cc8f7605bc94a3f20e7f2ee1bc3c36e
SHA256

efabe2f8ccfdd5b98e83dbb88e9de84101b5694960f9d55dc577c1d68e26872a
SHA512

cbdebf1bad011159a8f2accc0ddd64ece2adbfddb6a3da3ca6e61791456e87ffb1d0feb61e79d27e421bd656bfd1f465ee7d35c531b4c68359a38828f5ba43c6
SSDEEP

1536:tF0AJELoJHG9qa+oa33KJJzAKWYr0v7iJSzIRXKTzRZICrWaGZh7l:tiAyLN9qa+oEGrWViJSzIR6JJrWNZr

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1792	WwanSvc.exe

Loads dropped DLL 1 IoCs

pid	Process
2388	efabe2f8ccfdd5b98e83dbb88e9de84101b5694960f9d55dc577c1d68e26872a.exe

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"	efabe2f8ccfdd5b98e83dbb88e9de84101b5694960f9d55dc577c1d68e26872a.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	efabe2f8ccfdd5b98e83dbb88e9de84101b5694960f9d55dc577c1d68e26872a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WwanSvc.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 1792	2388	efabe2f8ccfdd5b98e83dbb88e9de84101b5694960f9d55dc577c1d68e26872a.exe	30
PID 2388 wrote to memory of 1792	2388	efabe2f8ccfdd5b98e83dbb88e9de84101b5694960f9d55dc577c1d68e26872a.exe	30
PID 2388 wrote to memory of 1792	2388	efabe2f8ccfdd5b98e83dbb88e9de84101b5694960f9d55dc577c1d68e26872a.exe	30
PID 2388 wrote to memory of 1792	2388	efabe2f8ccfdd5b98e83dbb88e9de84101b5694960f9d55dc577c1d68e26872a.exe	30

C:\Users\Admin\AppData\Local\Temp\efabe2f8ccfdd5b98e83dbb88e9de84101b5694960f9d55dc577c1d68e26872a.exe
"C:\Users\Admin\AppData\Local\Temp\efabe2f8ccfdd5b98e83dbb88e9de84101b5694960f9d55dc577c1d68e26872a.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2388
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1792

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 Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\ProgramData\Update\WwanSvc.exe

Filesize
94KB

MD5
fb16648887a0cee31e38a819e6ee017a

SHA1
305a68e6959f4179321adbf406a50b710c35c287

SHA256
b5109588e7f73b05e54dde52797f02d613f102dbf3f8be69af7fb4a4d2ba12cf

SHA512
de2bae7952235d85dc8b693cc01254eeceab718456f7d708c1589597be5fa2ab96c53d816c5d8a2ac8b8f5adb89b03d26094ef89b38cbd3cc1713a70118f8a86

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads