hawkeye | 787f22236258b0a5afdb8106af6e584f09df31e493e8ae0793250e00df62aa8c

General

Target

787f22236258b0a5afdb8106af6e584f09df31e493e8ae0793250e00df62aa8c.exe
Size

502KB
MD5

7a6d2ae925ccae9dc1dd94afe1ac508a
SHA1

18c9d67b20d8263bfafef5a7d60e571e08586a0b
SHA256

787f22236258b0a5afdb8106af6e584f09df31e493e8ae0793250e00df62aa8c
SHA512

8006d6e28252edd7211977302175fc1a955938fe4858e7bfb03ee7621c7465d70cf71b10e23a1cd9e8267092365cee6ff1de09ec3422433bc6ec3d8b4781784e
SSDEEP

6144:RrLbS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx9bHZ:RrLQtqB5urTIoYWBQk1E+VF9mOx9F

Score

10^/10

hawkeye collection keylogger persistence spyware stealer trojan

Malware Config

Signatures

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

NirSoft MailPassView 6 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\Windows Update.exe	MailPassView
C:\Users\Admin\AppData\Roaming\Windows Update.exe	MailPassView
behavioral2/memory/4172-139-0x0000000000000000-mapping.dmp	MailPassView
behavioral2/memory/4172-140-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/4172-142-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/4172-143-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 7 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\Windows Update.exe	WebBrowserPassView
C:\Users\Admin\AppData\Roaming\Windows Update.exe	WebBrowserPassView
behavioral2/memory/4740-145-0x0000000000000000-mapping.dmp	WebBrowserPassView
behavioral2/memory/4740-146-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/4740-148-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/4740-149-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/4740-151-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView

Nirsoft 11 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Roaming\Windows Update.exe	Nirsoft
C:\Users\Admin\AppData\Roaming\Windows Update.exe	Nirsoft
behavioral2/memory/4172-139-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/4172-140-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4172-142-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4172-143-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4740-145-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/4740-146-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/4740-148-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/4740-149-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/4740-151-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

Executes dropped EXE 1 IoCs

Processes:

Windows Update.exe

pid process

4640 Windows Update.exe

pid	process
4640	Windows Update.exe

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:

787f22236258b0a5afdb8106af6e584f09df31e493e8ae0793250e00df62aa8c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	787f22236258b0a5afdb8106af6e584f09df31e493e8ae0793250e00df62aa8c.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Windows Update.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe"	Windows Update.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

16 whatismyipaddress.com
18 whatismyipaddress.com

flow	ioc
16	whatismyipaddress.com
18	whatismyipaddress.com

Suspicious use of SetThreadContext 2 IoCs

Processes:

Windows Update.exe

description	pid	process	target process
PID 4640 set thread context of 4172	4640	Windows Update.exe	vbc.exe
PID 4640 set thread context of 4740	4640	Windows Update.exe	vbc.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

4740 vbc.exe
4740 vbc.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Windows Update.exe

description pid process

Token: SeDebugPrivilege 4640 Windows Update.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Windows Update.exe

pid process

4640 Windows Update.exe

pid	process
4740	vbc.exe
4740	vbc.exe

description	pid	process
Token: SeDebugPrivilege	4640	Windows Update.exe

pid	process
4640	Windows Update.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

787f22236258b0a5afdb8106af6e584f09df31e493e8ae0793250e00df62aa8c.exeWindows Update.exe

description	pid	process	target process
PID 3912 wrote to memory of 4640	3912	787f22236258b0a5afdb8106af6e584f09df31e493e8ae0793250e00df62aa8c.exe	Windows Update.exe
PID 3912 wrote to memory of 4640	3912	787f22236258b0a5afdb8106af6e584f09df31e493e8ae0793250e00df62aa8c.exe	Windows Update.exe
PID 3912 wrote to memory of 4640	3912	787f22236258b0a5afdb8106af6e584f09df31e493e8ae0793250e00df62aa8c.exe	Windows Update.exe
PID 4640 wrote to memory of 4172	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4172	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4172	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4172	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4172	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4172	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4172	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4172	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4172	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4740	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4740	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4740	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4740	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4740	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4740	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4740	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4740	4640	Windows Update.exe	vbc.exe
PID 4640 wrote to memory of 4740	4640	Windows Update.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\787f22236258b0a5afdb8106af6e584f09df31e493e8ae0793250e00df62aa8c.exe
"C:\Users\Admin\AppData\Local\Temp\787f22236258b0a5afdb8106af6e584f09df31e493e8ae0793250e00df62aa8c.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3912

C:\Users\Admin\AppData\Roaming\Windows Update.exe
"C:\Users\Admin\AppData\Roaming\Windows Update.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4640

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:4172

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:4740

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Modify Registry

1

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\SysInfo.txt
Filesize
102B

MD5
8f61e9fc965879545f17a2afd0816d2d

SHA1
39000de10c6e786cd50dc47c6fa121d87d0dc5e6

SHA256
31ce06a4d7b8096f59ab5d9ce75edea84cbae960801b3db455e1ffe51c77a4eb

SHA512
e24811ee9380f3dd551ee9fbf974f8fd45731f12f07e395db886d8bc957f26c958f5590c58de53e2e59de6ba931eca6c860103c5c63321a2fdd223919530e01e

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

MD5
f94dc819ca773f1e3cb27abbc9e7fa27

SHA1
9a7700efadc5ea09ab288544ef1e3cd876255086

SHA256
a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

SHA512
72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

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C:\Users\Admin\AppData\Roaming\Windows Update.exe
Filesize
502KB

MD5
7a6d2ae925ccae9dc1dd94afe1ac508a

SHA1
18c9d67b20d8263bfafef5a7d60e571e08586a0b

SHA256
787f22236258b0a5afdb8106af6e584f09df31e493e8ae0793250e00df62aa8c

SHA512
8006d6e28252edd7211977302175fc1a955938fe4858e7bfb03ee7621c7465d70cf71b10e23a1cd9e8267092365cee6ff1de09ec3422433bc6ec3d8b4781784e

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
Filesize
502KB

MD5
7a6d2ae925ccae9dc1dd94afe1ac508a

SHA1
18c9d67b20d8263bfafef5a7d60e571e08586a0b

SHA256
787f22236258b0a5afdb8106af6e584f09df31e493e8ae0793250e00df62aa8c

SHA512
8006d6e28252edd7211977302175fc1a955938fe4858e7bfb03ee7621c7465d70cf71b10e23a1cd9e8267092365cee6ff1de09ec3422433bc6ec3d8b4781784e

Download Submit
memory/3912-136-0x0000000074D40000-0x00000000752F1000-memory.dmp

Filesize
5.7MB

Download
memory/3912-132-0x0000000074D40000-0x00000000752F1000-memory.dmp

Filesize
5.7MB

Download
memory/4172-140-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4172-139-0x0000000000000000-mapping.dmp

Download
memory/4172-142-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4172-143-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4640-137-0x0000000074D40000-0x00000000752F1000-memory.dmp

Filesize
5.7MB

Download
memory/4640-144-0x0000000074D40000-0x00000000752F1000-memory.dmp

Filesize
5.7MB

Download
memory/4640-133-0x0000000000000000-mapping.dmp

Download
memory/4740-145-0x0000000000000000-mapping.dmp

Download
memory/4740-146-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4740-148-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4740-149-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4740-151-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads