19f043aa966f13a29f9a860057fb2a290939f75115e9784989fcbe96ad9242cb

Analysis

max time kernel
148s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 15:39

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General

Target

29f18d1d43889dc0b8b3fcfee682430d.exe
Size

132KB
MD5

29f18d1d43889dc0b8b3fcfee682430d
SHA1

61fe80e1d5a4225d7a83acd391f0a16cfe5a6dab
SHA256

19f043aa966f13a29f9a860057fb2a290939f75115e9784989fcbe96ad9242cb
SHA512

dc6fd15227089b167e4cce123e5f582c4985ae32688d5483845b45cc3cd8a08b78f8b9375ec64d443a88411f903792a232ebae544381986138b7d2d9c87305a1
SSDEEP

3072:ZVVOY64v7jkfam1CXDDjtFCZaOKYZfG3QZuGc6O:ZVQY5vEb2DDjtlOzfYMh

Score

8^/10

evasion persistence

Malware Config

Signatures

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Windows Service

T1543.003

pid	Process
4464	netsh.exe

Executes dropped EXE 1 IoCs

pid	Process
2140	ntfyapp.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\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ntfyapp = "C:\\Windows\\ntfyapp.exe"	29f18d1d43889dc0b8b3fcfee682430d.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\ntfyapp.exe	29f18d1d43889dc0b8b3fcfee682430d.exe
File opened for modification	C:\Windows\ntfyapp.exe	29f18d1d43889dc0b8b3fcfee682430d.exe
File created	C:\Windows\ntfyapp.config	ntfyapp.exe
File opened for modification	C:\Windows\ntfyapp.config	ntfyapp.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 4328 wrote to memory of 2196	4328	29f18d1d43889dc0b8b3fcfee682430d.exe	89
PID 4328 wrote to memory of 2196	4328	29f18d1d43889dc0b8b3fcfee682430d.exe	89
PID 4328 wrote to memory of 2196	4328	29f18d1d43889dc0b8b3fcfee682430d.exe	89
PID 4328 wrote to memory of 4000	4328	29f18d1d43889dc0b8b3fcfee682430d.exe	90
PID 4328 wrote to memory of 4000	4328	29f18d1d43889dc0b8b3fcfee682430d.exe	90
PID 4328 wrote to memory of 4000	4328	29f18d1d43889dc0b8b3fcfee682430d.exe	90
PID 4328 wrote to memory of 2140	4328	29f18d1d43889dc0b8b3fcfee682430d.exe	92
PID 4328 wrote to memory of 2140	4328	29f18d1d43889dc0b8b3fcfee682430d.exe	92
PID 4328 wrote to memory of 2140	4328	29f18d1d43889dc0b8b3fcfee682430d.exe	92
PID 2140 wrote to memory of 4464	2140	ntfyapp.exe	94
PID 2140 wrote to memory of 4464	2140	ntfyapp.exe	94
PID 2140 wrote to memory of 4464	2140	ntfyapp.exe	94
PID 2196 wrote to memory of 3172	2196	w32tm.exe	96
PID 2196 wrote to memory of 3172	2196	w32tm.exe	96
PID 4000 wrote to memory of 2028	4000	w32tm.exe	97
PID 4000 wrote to memory of 2028	4000	w32tm.exe	97

C:\Users\Admin\AppData\Local\Temp\29f18d1d43889dc0b8b3fcfee682430d.exe
"C:\Users\Admin\AppData\Local\Temp\29f18d1d43889dc0b8b3fcfee682430d.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:4328
- C:\Windows\SysWOW64\w32tm.exe
  w32tm /config /syncfromflags:manual /manualpeerlist:time.windows.com,time.nist.gov
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2196
- - C:\Windows\system32\w32tm.exe
    w32tm /config /syncfromflags:manual /manualpeerlist:time.windows.com,time.nist.gov
    3⤵
    PID:3172
- C:\Windows\SysWOW64\w32tm.exe
  w32tm /config /update
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4000
- - C:\Windows\system32\w32tm.exe
    w32tm /config /update
    3⤵
    PID:2028
- C:\Windows\ntfyapp.exe
  "C:\Windows\ntfyapp.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:2140
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall set allowedprogram "C:\Windows\ntfyapp.exe" enable
    3⤵
    - Modifies Windows Firewall
    PID:4464

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\ntfyapp.config

Filesize
23KB

MD5
5a44a93899fe75334f9c8c4a6e678a8e

SHA1
03ae59f6ecb527410035196623c62c77914dbf00

SHA256
8e004b549fcb90d17e9364ae951fd345cd6e8c14081275cb6161836e298c72c1

SHA512
5635b5c6ef7352c6767b19035c8c732652ec4cf2c1f5a1ccf0c3bea7da669ff9799e5550a496cd60923f9617a1b5040fa4e0db99e5eed90808754fd07529f365

Download Submit
C:\Windows\ntfyapp.exe

Filesize
132KB

MD5
29f18d1d43889dc0b8b3fcfee682430d

SHA1
61fe80e1d5a4225d7a83acd391f0a16cfe5a6dab

SHA256
19f043aa966f13a29f9a860057fb2a290939f75115e9784989fcbe96ad9242cb

SHA512
dc6fd15227089b167e4cce123e5f582c4985ae32688d5483845b45cc3cd8a08b78f8b9375ec64d443a88411f903792a232ebae544381986138b7d2d9c87305a1

Download Submit
memory/2140-9-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4328-0-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4328-1-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/4328-3-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads