993fad16ef9f3db326e281aee082d149746bb6f040ec7d11af4b63f64029a553

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

collection persistence

Malware Config

Signatures

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	OUTLOOK.EXE
Key queried	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	OUTLOOK.EXE
Key queried	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	OUTLOOK.EXE
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	notepad.exe
Key opened	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	OUTLOOK.EXE

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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\	notepad.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Defender = "\"C:\\ProgramData\\adminProcesso.exe\""	notepad.exe

Drops file in System32 directory 14 IoCs

description	ioc	Process
File created	C:\Windows\system32\perfh010.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc009.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc00A.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh00A.dat	OUTLOOK.EXE
File opened for modification	C:\Windows\SysWOW64\PerfStringBackup.INI	OUTLOOK.EXE
File created	C:\Windows\system32\perfh007.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc011.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc007.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc00C.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh00C.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfc010.dat	OUTLOOK.EXE
File created	C:\Windows\system32\perfh011.dat	OUTLOOK.EXE
File created	C:\Windows\SysWOW64\PerfStringBackup.TMP	OUTLOOK.EXE
File created	C:\Windows\system32\perfh009.dat	OUTLOOK.EXE

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1672 set thread context of 552	1672	whatsapp_instalador.exe	30

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\inf\Outlook\outlperf.h	OUTLOOK.EXE
File created	C:\Windows\inf\Outlook\0009\outlperf.ini	OUTLOOK.EXE
File created	C:\Windows\inf\Outlook\outlperf.h	OUTLOOK.EXE

Modifies Internet Explorer settings 1 TTPs 9 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	OUTLOOK.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	OUTLOOK.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	OUTLOOK.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	OUTLOOK.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt	OUTLOOK.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	OUTLOOK.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	OUTLOOK.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1140	OUTLOOK.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1672	whatsapp_instalador.exe
1672	whatsapp_instalador.exe
1672	whatsapp_instalador.exe
552	notepad.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
552	notepad.exe
1140	OUTLOOK.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1672	whatsapp_instalador.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
1140	OUTLOOK.EXE
1140	OUTLOOK.EXE
1140	OUTLOOK.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1140	OUTLOOK.EXE
1140	OUTLOOK.EXE

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1140	OUTLOOK.EXE

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 1540	1672	whatsapp_instalador.exe	27
PID 1672 wrote to memory of 1540	1672	whatsapp_instalador.exe	27
PID 1672 wrote to memory of 1540	1672	whatsapp_instalador.exe	27
PID 1672 wrote to memory of 1540	1672	whatsapp_instalador.exe	27
PID 1672 wrote to memory of 1520	1672	whatsapp_instalador.exe	28
PID 1672 wrote to memory of 1520	1672	whatsapp_instalador.exe	28
PID 1672 wrote to memory of 1520	1672	whatsapp_instalador.exe	28
PID 1672 wrote to memory of 1520	1672	whatsapp_instalador.exe	28
PID 1672 wrote to memory of 1028	1672	whatsapp_instalador.exe	29
PID 1672 wrote to memory of 1028	1672	whatsapp_instalador.exe	29
PID 1672 wrote to memory of 1028	1672	whatsapp_instalador.exe	29
PID 1672 wrote to memory of 1028	1672	whatsapp_instalador.exe	29
PID 1672 wrote to memory of 552	1672	whatsapp_instalador.exe	30
PID 1672 wrote to memory of 552	1672	whatsapp_instalador.exe	30
PID 1672 wrote to memory of 552	1672	whatsapp_instalador.exe	30
PID 1672 wrote to memory of 552	1672	whatsapp_instalador.exe	30
PID 1672 wrote to memory of 552	1672	whatsapp_instalador.exe	30
PID 1672 wrote to memory of 552	1672	whatsapp_instalador.exe	30
PID 1672 wrote to memory of 552	1672	whatsapp_instalador.exe	30
PID 1672 wrote to memory of 552	1672	whatsapp_instalador.exe	30
PID 1672 wrote to memory of 552	1672	whatsapp_instalador.exe	30
PID 1672 wrote to memory of 552	1672	whatsapp_instalador.exe	30
PID 1672 wrote to memory of 552	1672	whatsapp_instalador.exe	30
PID 1672 wrote to memory of 552	1672	whatsapp_instalador.exe	30
PID 1672 wrote to memory of 552	1672	whatsapp_instalador.exe	30
PID 1672 wrote to memory of 552	1672	whatsapp_instalador.exe	30

outlook_win_path 1 IoCs

description	ioc	Process
Key queried	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	OUTLOOK.EXE

C:\Users\Admin\AppData\Local\Temp\whatsapp_instalador.exe
"C:\Users\Admin\AppData\Local\Temp\whatsapp_instalador.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Windows\SysWOW64\notepad.exe
  "C:\Windows\system32\notepad.exe"
  2⤵
  PID:1540
- C:\Windows\SysWOW64\notepad.exe
  "C:\Windows\system32\notepad.exe"
  2⤵
  PID:1520
- C:\Windows\SysWOW64\notepad.exe
  "C:\Windows\system32\notepad.exe"
  2⤵
  PID:1028
- C:\Windows\SysWOW64\notepad.exe
  "C:\Windows\system32\notepad.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  PID:552

C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\OUTLOOK.EXE" -Embedding
1⤵
- Accesses Microsoft Outlook profiles
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- outlook_win_path
PID:1140

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/552-70-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/552-68-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/552-56-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/552-58-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/552-60-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/552-62-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/552-65-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/552-72-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/552-66-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/552-55-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/552-83-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/552-64-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/552-76-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/552-75-0x0000000000400000-0x000000000068E000-memory.dmp

Filesize
2.6MB

Download
memory/1140-77-0x00000000721E1000-0x00000000721E3000-memory.dmp

Filesize
8KB

Download
memory/1140-78-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1140-79-0x00000000731CD000-0x00000000731D8000-memory.dmp

Filesize
44KB

Download
memory/1140-81-0x000000006C741000-0x000000006C743000-memory.dmp

Filesize
8KB

Download
memory/1140-82-0x000000006BF41000-0x000000006BF43000-memory.dmp

Filesize
8KB

Download
memory/1140-84-0x00000000731CD000-0x00000000731D8000-memory.dmp

Filesize
44KB

Download
memory/1672-73-0x0000000074170000-0x000000007471B000-memory.dmp

Filesize
5.7MB

Download
memory/1672-54-0x0000000075111000-0x0000000075113000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads