a01209d4b882bf08c9e9a2a2a9c77fa1b3cdfb87c1b33930049c3566b22f8bae

Analysis

max time kernel
151s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
06/03/2024, 13:10

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General

Target

b77a65cb83a48b7dc5ce27859b7df5a8.exe
Size

204KB
MD5

b77a65cb83a48b7dc5ce27859b7df5a8
SHA1

53c01879011875968c492e0a62f65d9f3435f109
SHA256

a01209d4b882bf08c9e9a2a2a9c77fa1b3cdfb87c1b33930049c3566b22f8bae
SHA512

493922f4f825dbc8bc71baee0681a711b46ad1f0634d21220f1bb44c345018e579eae30890a6f213761303daa376b6c678c11ab55939f615b59baf008422918e
SSDEEP

3072:Uu5d+CraZJOJQ7Nl9Q6dTnmkiwgwWfN4+uj64Oj3:SvkQWQmCV45uj64O

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3380	svch0st.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Administrador de Tareas = "C:\\Users\\Admin\\AppData\\Roaming\\svch0st.exe"	b77a65cb83a48b7dc5ce27859b7df5a8.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Administrador de Tareas = "C:\\Users\\Admin\\AppData\\Roaming\\svch0st.exe"	svch0st.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4832	b77a65cb83a48b7dc5ce27859b7df5a8.exe
3380	svch0st.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4832 wrote to memory of 3380	4832	b77a65cb83a48b7dc5ce27859b7df5a8.exe	90
PID 4832 wrote to memory of 3380	4832	b77a65cb83a48b7dc5ce27859b7df5a8.exe	90
PID 4832 wrote to memory of 3380	4832	b77a65cb83a48b7dc5ce27859b7df5a8.exe	90

C:\Users\Admin\AppData\Local\Temp\b77a65cb83a48b7dc5ce27859b7df5a8.exe
"C:\Users\Admin\AppData\Local\Temp\b77a65cb83a48b7dc5ce27859b7df5a8.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4832
- C:\Users\Admin\AppData\Roaming\svch0st.exe
  C:\Users\Admin\AppData\Roaming\svch0st.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of SetWindowsHookEx
  PID:3380

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 Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\dir3

Filesize
70B

MD5
6101bc3b396c63f1f6518c47d0dd3197

SHA1
bf3990f91b266bd7d6fb93e17d54b4adba79100a

SHA256
54197866f9c6d0ee94863bf976b4573520019dc7f85d9060fcfe6cdd8e7a211e

SHA512
556146bfc7b6cf3711dc7abcca7c446a0ea420d9cfed23111f9eca1b97ed04cee7e02ad4a0c8f350132086b8b516fee9803728366b6f1dafd7b7804118ec280b

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C:\Users\Admin\AppData\Roaming\svch0st.exe

Filesize
204KB

MD5
b77a65cb83a48b7dc5ce27859b7df5a8

SHA1
53c01879011875968c492e0a62f65d9f3435f109

SHA256
a01209d4b882bf08c9e9a2a2a9c77fa1b3cdfb87c1b33930049c3566b22f8bae

SHA512
493922f4f825dbc8bc71baee0681a711b46ad1f0634d21220f1bb44c345018e579eae30890a6f213761303daa376b6c678c11ab55939f615b59baf008422918e

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads