993fad16ef9f3db326e281aee082d149746bb6f040ec7d11af4b63f64029a553

Analysis

max time kernel
153s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 21:23

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General

Target

whatsapp_instalador.exe
Size

1.8MB
MD5

12ccc6110263e5897cd4e46f8d4650d6
SHA1

05e0a1118fbd7ad820202511e8daf9ccca654b5f
SHA256

3a49b660f81c66e17894f19222c24719af63275376cf21714eed6b28629be86e
SHA512

0806fda202ff3163b0bf0e21e7f71428594ab77c296f29a9c9efacacf6eba5b04ff505d50c0b50d1cf842938ba3122e0408c387132490e2bccbd014030c7cf53
SSDEEP

49152:Vj0w/x7GGdWl/MyQZouaSb8KBHKrXtzXs7:/x76FMPo1IHKbtz

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\	notepad.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft Defender = "\"C:\\ProgramData\\adminProcesso.exe\""	notepad.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run\	notepad.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Microsoft Defender = "\"C:\\ProgramData\\adminProcesso.exe\""	notepad.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1748 set thread context of 1744	1748	whatsapp_instalador.exe	80

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1744	notepad.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1748 wrote to memory of 1744	1748	whatsapp_instalador.exe	80
PID 1748 wrote to memory of 1744	1748	whatsapp_instalador.exe	80
PID 1748 wrote to memory of 1744	1748	whatsapp_instalador.exe	80
PID 1748 wrote to memory of 1744	1748	whatsapp_instalador.exe	80
PID 1748 wrote to memory of 1744	1748	whatsapp_instalador.exe	80
PID 1748 wrote to memory of 1744	1748	whatsapp_instalador.exe	80
PID 1748 wrote to memory of 1744	1748	whatsapp_instalador.exe	80
PID 1748 wrote to memory of 1744	1748	whatsapp_instalador.exe	80
PID 1748 wrote to memory of 1744	1748	whatsapp_instalador.exe	80
PID 1748 wrote to memory of 1744	1748	whatsapp_instalador.exe	80
PID 1748 wrote to memory of 1744	1748	whatsapp_instalador.exe	80
PID 1748 wrote to memory of 1744	1748	whatsapp_instalador.exe	80
PID 1748 wrote to memory of 1744	1748	whatsapp_instalador.exe	80

C:\Users\Admin\AppData\Local\Temp\whatsapp_instalador.exe
"C:\Users\Admin\AppData\Local\Temp\whatsapp_instalador.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1748
- C:\Windows\SysWOW64\notepad.exe
  "C:\Windows\system32\notepad.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: GetForegroundWindowSpam
  PID:1744

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1744-134-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/1744-135-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/1744-137-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/1744-138-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/1744-139-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/1748-132-0x0000000074660000-0x0000000074C11000-memory.dmp

Filesize
5.7MB

Download
memory/1748-136-0x0000000074660000-0x0000000074C11000-memory.dmp

Filesize
5.7MB

Download