hawkeye | 7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859

General

Target

7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe
Size

516KB
MD5

27535665725b1b63c8278c9351282081
SHA1

d3b39aae440180e958e46d6f6b608564a400ecf0
SHA256

7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859
SHA512

b61642e82dde8a7d1693727337d9b664a26f0e9d8ea8f3d114e91fd1e54c79c1c67189b0814510b3f7060cd4370b304132fa11f4104adf5fb966d9cd299a9bde
SSDEEP

12288:7+gkMv2OHfbs3Qyu0UTLNhiUGuecoknF4Yp13+uOW3p8FKA5:7+Hc2OwMLNhGyomOYX+4mT

Score

10^/10

hawkeye collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.gmail.com
Port:
587
Username:
[email protected]
Password:
sasuke2013

Signatures

HawkEye
HawkEye is a malware kit that has seen continuous development since at least 2013.
keylogger trojan stealer spyware hawkeye

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

winlogon.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, C:\\Users\\Admin\\AppData\\Roaming\\winlogon.exe"	winlogon.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, C:\\Users\\Admin\\AppData\\Roaming\\winlogon.exe"	winlogon.exe

NirSoft MailPassView 5 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral1/memory/304-63-0x0000000000411654-mapping.dmp	MailPassView
behavioral1/memory/304-62-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral1/memory/304-66-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral1/memory/304-67-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral1/memory/304-68-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 4 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral1/memory/1724-70-0x0000000000442628-mapping.dmp	WebBrowserPassView
behavioral1/memory/1724-69-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral1/memory/1724-73-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral1/memory/1724-74-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView

Nirsoft 9 IoCs

Processes:

resource	yara_rule
behavioral1/memory/304-63-0x0000000000411654-mapping.dmp	Nirsoft
behavioral1/memory/304-62-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/304-66-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/304-67-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/304-68-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/1724-70-0x0000000000442628-mapping.dmp	Nirsoft
behavioral1/memory/1724-69-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral1/memory/1724-73-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral1/memory/1724-74-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

vbc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	vbc.exe

Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 whatismyipaddress.com
6 whatismyipaddress.com
7 whatismyipaddress.com

flow	ioc
4	whatismyipaddress.com
6	whatismyipaddress.com
7	whatismyipaddress.com

Suspicious use of SetThreadContext 2 IoCs

Processes:

winlogon.exe

description	pid	process	target process
PID 1396 set thread context of 304	1396	winlogon.exe	vbc.exe
PID 1396 set thread context of 1724	1396	winlogon.exe	vbc.exe

Drops file in Windows directory 2 IoCs

Processes:

7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe

description	ioc	process
File created	C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\security.config.cch.new	7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe
File created	C:\Windows\Microsoft.NET\Framework\v2.0.50727\config\enterprisesec.config.cch.new	7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe

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

System Information Discovery
T1082
Suspicious behavior: RenamesItself 1 IoCs

Processes:

7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe

pid process

856 7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

winlogon.exe

description pid process

Token: SeDebugPrivilege 1396 winlogon.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

winlogon.exe

pid process

1396 winlogon.exe

pid	process
856	7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe

description	pid	process
Token: SeDebugPrivilege	1396	winlogon.exe

pid	process
1396	winlogon.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exewinlogon.exe

description	pid	process	target process
PID 856 wrote to memory of 1396	856	7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe	winlogon.exe
PID 856 wrote to memory of 1396	856	7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe	winlogon.exe
PID 856 wrote to memory of 1396	856	7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe	winlogon.exe
PID 856 wrote to memory of 1396	856	7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe	winlogon.exe
PID 1396 wrote to memory of 304	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 304	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 304	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 304	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 304	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 304	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 304	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 304	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 304	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 304	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 1724	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 1724	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 1724	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 1724	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 1724	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 1724	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 1724	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 1724	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 1724	1396	winlogon.exe	vbc.exe
PID 1396 wrote to memory of 1724	1396	winlogon.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe
"C:\Users\Admin\AppData\Local\Temp\7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe"
1⤵
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:856

C:\Users\Admin\AppData\Roaming\winlogon.exe
"C:\Users\Admin\AppData\Roaming\winlogon.exe"
2⤵
- Modifies WinLogon for persistence
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1396

C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
3⤵
- Accesses Microsoft Outlook accounts
PID:304

C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
3⤵
PID:1724

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Winlogon Helper DLL

1

T1004

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Scripting

1

T1064

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\holderwb.txt
Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/304-63-0x0000000000411654-mapping.dmp

Download
memory/304-68-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/304-67-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/304-66-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/304-62-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/856-59-0x0000000074A50000-0x0000000074FFB000-memory.dmp

Filesize
5.7MB

Download
memory/856-54-0x0000000075D01000-0x0000000075D03000-memory.dmp

Filesize
8KB

Download
memory/856-55-0x0000000074A50000-0x0000000074FFB000-memory.dmp

Filesize
5.7MB

Download
memory/1396-61-0x0000000002196000-0x00000000021A7000-memory.dmp

Filesize
68KB

Download
memory/1396-60-0x0000000074A50000-0x0000000074FFB000-memory.dmp

Filesize
5.7MB

Download
memory/1396-58-0x0000000074A50000-0x0000000074FFB000-memory.dmp

Filesize
5.7MB

Download
memory/1396-56-0x0000000000000000-mapping.dmp

Download
memory/1396-76-0x0000000002196000-0x00000000021A7000-memory.dmp

Filesize
68KB

Download
memory/1724-70-0x0000000000442628-mapping.dmp

Download
memory/1724-69-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1724-73-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1724-74-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads