hawkeye | 3664f5cd6a12e7543518a0b62111664a9ddf70d54d10aed0c697910565984b8a

General

Target

3664f5cd6a12e7543518a0b62111664a9ddf70d54d10aed0c697910565984b8a.exe
Size

502KB
MD5

849e250bf6b07de0fc59385ab77a72e8
SHA1

5fd880f856e032e0f654899475df242c0bb9ab34
SHA256

3664f5cd6a12e7543518a0b62111664a9ddf70d54d10aed0c697910565984b8a
SHA512

6e9efb493871f8cd98b5bf46b02b91278a391040cae0803925e5d07306fcb73ebb4e54cf5149ccca297952284e78e3e3baccce0808be9d34b262b5638a5daf87
SSDEEP

6144:grLbS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx9bHL:grLQtqB5urTIoYWBQk1E+VF9mOx9n

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/4484-140-0x0000000000000000-mapping.dmp	MailPassView
behavioral2/memory/4484-141-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/4484-143-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/4484-144-0x0000000000400000-0x000000000041B000-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/1576-146-0x0000000000000000-mapping.dmp	WebBrowserPassView
behavioral2/memory/1576-147-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/1576-149-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/1576-150-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/1576-152-0x0000000000400000-0x0000000000458000-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/4484-140-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/4484-141-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4484-143-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4484-144-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/1576-146-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/1576-147-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/1576-149-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/1576-150-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/1576-152-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

Executes dropped EXE 1 IoCs

Processes:

Windows Update.exe

pid process

5056 Windows Update.exe

pid	process
5056	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:

3664f5cd6a12e7543518a0b62111664a9ddf70d54d10aed0c697910565984b8a.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	3664f5cd6a12e7543518a0b62111664a9ddf70d54d10aed0c697910565984b8a.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-1-5-21-2629973501-4017243118-3254762364-1000\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-1-5-21-2629973501-4017243118-3254762364-1000\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

20 whatismyipaddress.com
22 whatismyipaddress.com

flow	ioc
20	whatismyipaddress.com
22	whatismyipaddress.com

Suspicious use of SetThreadContext 2 IoCs

Processes:

Windows Update.exe

description	pid	process	target process
PID 5056 set thread context of 4484	5056	Windows Update.exe	vbc.exe
PID 5056 set thread context of 1576	5056	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

1576 vbc.exe
1576 vbc.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Windows Update.exe

description pid process

Token: SeDebugPrivilege 5056 Windows Update.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Windows Update.exe

pid process

5056 Windows Update.exe

pid	process
1576	vbc.exe
1576	vbc.exe

description	pid	process
Token: SeDebugPrivilege	5056	Windows Update.exe

pid	process
5056	Windows Update.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

3664f5cd6a12e7543518a0b62111664a9ddf70d54d10aed0c697910565984b8a.exeWindows Update.exe

description	pid	process	target process
PID 1572 wrote to memory of 5056	1572	3664f5cd6a12e7543518a0b62111664a9ddf70d54d10aed0c697910565984b8a.exe	Windows Update.exe
PID 1572 wrote to memory of 5056	1572	3664f5cd6a12e7543518a0b62111664a9ddf70d54d10aed0c697910565984b8a.exe	Windows Update.exe
PID 1572 wrote to memory of 5056	1572	3664f5cd6a12e7543518a0b62111664a9ddf70d54d10aed0c697910565984b8a.exe	Windows Update.exe
PID 5056 wrote to memory of 4484	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 4484	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 4484	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 4484	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 4484	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 4484	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 4484	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 4484	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 4484	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 1576	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 1576	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 1576	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 1576	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 1576	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 1576	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 1576	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 1576	5056	Windows Update.exe	vbc.exe
PID 5056 wrote to memory of 1576	5056	Windows Update.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\3664f5cd6a12e7543518a0b62111664a9ddf70d54d10aed0c697910565984b8a.exe
"C:\Users\Admin\AppData\Local\Temp\3664f5cd6a12e7543518a0b62111664a9ddf70d54d10aed0c697910565984b8a.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1572

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:5056

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:4484

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:1576

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
6ebb2651a36b906645147fbd608974cc

SHA1
b5be3a0edd36c0c9f08ac5e26e10d06faa5aad52

SHA256
d5a83d1cebeeb65f85cbb76169fe18a2fe392e343176ad7e1530b8d46323ba1d

SHA512
8e6a901b16f83bbb47f1ec9c2d7e6b3b5b9bc430a1898ca0c19d8de7a3cd926df224e64e2789521a489a71bbc16418e3b73ae1c957fc675919dc3618d7ce2ca9

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

MD5
f94dc819ca773f1e3cb27abbc9e7fa27

SHA1
9a7700efadc5ea09ab288544ef1e3cd876255086

SHA256
a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

SHA512
72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

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

MD5
849e250bf6b07de0fc59385ab77a72e8

SHA1
5fd880f856e032e0f654899475df242c0bb9ab34

SHA256
3664f5cd6a12e7543518a0b62111664a9ddf70d54d10aed0c697910565984b8a

SHA512
6e9efb493871f8cd98b5bf46b02b91278a391040cae0803925e5d07306fcb73ebb4e54cf5149ccca297952284e78e3e3baccce0808be9d34b262b5638a5daf87

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

MD5
849e250bf6b07de0fc59385ab77a72e8

SHA1
5fd880f856e032e0f654899475df242c0bb9ab34

SHA256
3664f5cd6a12e7543518a0b62111664a9ddf70d54d10aed0c697910565984b8a

SHA512
6e9efb493871f8cd98b5bf46b02b91278a391040cae0803925e5d07306fcb73ebb4e54cf5149ccca297952284e78e3e3baccce0808be9d34b262b5638a5daf87

Download Submit
memory/1572-133-0x0000000075440000-0x00000000759F1000-memory.dmp

Filesize
5.7MB

Download
memory/1572-137-0x0000000075440000-0x00000000759F1000-memory.dmp

Filesize
5.7MB

Download
memory/1572-132-0x0000000075440000-0x00000000759F1000-memory.dmp

Filesize
5.7MB

Download
memory/1576-146-0x0000000000000000-mapping.dmp

Download
memory/1576-152-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1576-150-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1576-149-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1576-147-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4484-140-0x0000000000000000-mapping.dmp

Download
memory/4484-144-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4484-143-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4484-141-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/5056-145-0x0000000075440000-0x00000000759F1000-memory.dmp

Filesize
5.7MB

Download
memory/5056-138-0x0000000075440000-0x00000000759F1000-memory.dmp

Filesize
5.7MB

Download
memory/5056-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads