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\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, C:\\Users\\Admin\\AppData\\Roaming\\winlogon.exe"	winlogon.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, C:\\Users\\Admin\\AppData\\Roaming\\winlogon.exe"	winlogon.exe

NirSoft MailPassView 4 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral2/memory/4920-136-0x0000000000000000-mapping.dmp	MailPassView
behavioral2/memory/4920-137-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/4920-139-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/4920-140-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 5 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral2/memory/4728-143-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/4728-142-0x0000000000000000-mapping.dmp	WebBrowserPassView
behavioral2/memory/4728-145-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/4728-146-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/4728-148-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView

Nirsoft 9 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4920-136-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/4920-137-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4920-139-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4920-140-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4728-143-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/4728-142-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/4728-145-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/4728-146-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/4728-148-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe

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-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	vbc.exe

Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

14 whatismyipaddress.com
16 whatismyipaddress.com

flow	ioc
14	whatismyipaddress.com
16	whatismyipaddress.com

Suspicious use of SetThreadContext 2 IoCs

Processes:

winlogon.exe

description	pid	process	target process
PID 1220 set thread context of 4920	1220	winlogon.exe	vbc.exe
PID 1220 set thread context of 4728	1220	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: EnumeratesProcesses 2 IoCs

Processes:

vbc.exe

pid process

4728 vbc.exe
4728 vbc.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe

pid process

4008 7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

winlogon.exe

description pid process

Token: SeDebugPrivilege 1220 winlogon.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

winlogon.exe

pid process

1220 winlogon.exe

pid	process
4728	vbc.exe
4728	vbc.exe

pid	process
4008	7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe

description	pid	process
Token: SeDebugPrivilege	1220	winlogon.exe

pid	process
1220	winlogon.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exewinlogon.exe

description	pid	process	target process
PID 4008 wrote to memory of 1220	4008	7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe	winlogon.exe
PID 4008 wrote to memory of 1220	4008	7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe	winlogon.exe
PID 4008 wrote to memory of 1220	4008	7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe	winlogon.exe
PID 1220 wrote to memory of 4920	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4920	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4920	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4920	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4920	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4920	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4920	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4920	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4920	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4728	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4728	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4728	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4728	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4728	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4728	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4728	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4728	1220	winlogon.exe	vbc.exe
PID 1220 wrote to memory of 4728	1220	winlogon.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe
"C:\Users\Admin\AppData\Local\Temp\7bfc0bfc9d1ac21374447b419ec895b4c5f869313b09864b5d43c94264faa859.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4008

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:1220

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:4920

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⤵
- Suspicious behavior: EnumeratesProcesses
PID:4728

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\holderwb.txt
Filesize
3KB

MD5
f94dc819ca773f1e3cb27abbc9e7fa27

SHA1
9a7700efadc5ea09ab288544ef1e3cd876255086

SHA256
a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

SHA512
72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

Download Submit
memory/1220-141-0x0000000075300000-0x00000000758B1000-memory.dmp

Filesize
5.7MB

Download
memory/1220-133-0x0000000000000000-mapping.dmp

Download
memory/1220-135-0x0000000075300000-0x00000000758B1000-memory.dmp

Filesize
5.7MB

Download
memory/4008-134-0x0000000075300000-0x00000000758B1000-memory.dmp

Filesize
5.7MB

Download
memory/4008-132-0x0000000075300000-0x00000000758B1000-memory.dmp

Filesize
5.7MB

Download
memory/4728-143-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4728-142-0x0000000000000000-mapping.dmp

Download
memory/4728-145-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4728-146-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4728-148-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4920-140-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4920-139-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4920-137-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4920-136-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads