hawkeye | b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d

General

Target

b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe
Size

792KB
MD5

9cd158e16cee8e868537481e9fd01f0a
SHA1

df648e3fdacab3335678a5ca420605295181c202
SHA256

b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d
SHA512

3387762c361ab02e8df8adf9437c613c5e68c172863c50e22b15d04aec637843788586760a0d0521594fd03e3b2ee3caff777f732eeba5b39d7711ecdc897530
SSDEEP

12288:A7e8HjE13OymeOacfIM6f8tp40yDddRUCGn//RZyAiwJqVLg1:A6ncfkcacRYMCLg1

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 8 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral2/memory/4136-134-0x0000000000000000-mapping.dmp	MailPassView
behavioral2/memory/4136-135-0x0000000000400000-0x0000000000488000-memory.dmp	MailPassView
behavioral2/memory/4136-136-0x0000000000400000-0x0000000000488000-memory.dmp	MailPassView
behavioral2/memory/4136-137-0x0000000000400000-0x0000000000488000-memory.dmp	MailPassView
behavioral2/memory/4936-144-0x0000000000000000-mapping.dmp	MailPassView
behavioral2/memory/4936-147-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/4936-151-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/4936-152-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 9 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral2/memory/4136-134-0x0000000000000000-mapping.dmp	WebBrowserPassView
behavioral2/memory/4136-135-0x0000000000400000-0x0000000000488000-memory.dmp	WebBrowserPassView
behavioral2/memory/4136-136-0x0000000000400000-0x0000000000488000-memory.dmp	WebBrowserPassView
behavioral2/memory/4136-137-0x0000000000400000-0x0000000000488000-memory.dmp	WebBrowserPassView
behavioral2/memory/4564-145-0x0000000000000000-mapping.dmp	WebBrowserPassView
behavioral2/memory/4564-146-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/4564-150-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/4564-153-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/4564-155-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView

Nirsoft 13 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4136-134-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/4136-135-0x0000000000400000-0x0000000000488000-memory.dmp	Nirsoft
behavioral2/memory/4136-136-0x0000000000400000-0x0000000000488000-memory.dmp	Nirsoft
behavioral2/memory/4136-137-0x0000000000400000-0x0000000000488000-memory.dmp	Nirsoft
behavioral2/memory/4564-145-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/4936-144-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/4564-146-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/4936-147-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4564-150-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/4936-151-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4936-152-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4564-153-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/4564-155-0x0000000000400000-0x0000000000458000-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:

b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.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-1-5-21-2295526160-1155304984-640977766-1000\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:

b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe"	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

19 whatismyipaddress.com

flow	ioc
19	whatismyipaddress.com

Suspicious use of SetThreadContext 3 IoCs

Processes:

b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exeb5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe

description	pid	process	target process
PID 4004 set thread context of 4136	4004	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe
PID 4136 set thread context of 4564	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 set thread context of 4936	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.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

NTFS ADS 2 IoCs

Processes:

cmd.exeb5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Local\Temp\b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe:Zone.Identifier	cmd.exe
File created	C:\Users\Admin\AppData\Roaming\WindowsUpdate.exe\:Zone.Identifier:$DATA	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

vbc.exeb5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe

pid process

4564 vbc.exe
4564 vbc.exe
4136 b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe

description pid process

Token: SeDebugPrivilege 4136 b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe

pid process

4136 b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe

pid	process
4564	vbc.exe
4564	vbc.exe
4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe

description	pid	process
Token: SeDebugPrivilege	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe

pid	process
4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exeb5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe

description	pid	process	target process
PID 4004 wrote to memory of 4136	4004	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe
PID 4004 wrote to memory of 4136	4004	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe
PID 4004 wrote to memory of 4136	4004	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe
PID 4004 wrote to memory of 4136	4004	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe
PID 4004 wrote to memory of 4136	4004	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe
PID 4004 wrote to memory of 4136	4004	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe
PID 4004 wrote to memory of 4136	4004	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe
PID 4004 wrote to memory of 4136	4004	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe
PID 4004 wrote to memory of 4760	4004	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	cmd.exe
PID 4004 wrote to memory of 4760	4004	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	cmd.exe
PID 4004 wrote to memory of 4760	4004	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	cmd.exe
PID 4136 wrote to memory of 4564	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4564	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4564	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4564	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4564	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4936	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4936	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4936	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4936	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4936	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4936	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4564	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4936	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4564	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4936	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4564	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4564	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe
PID 4136 wrote to memory of 4936	4136	b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe
"C:\Users\Admin\AppData\Local\Temp\b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4004

C:\Users\Admin\AppData\Local\Temp\b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe
"C:\Users\Admin\AppData\Local\Temp\b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe"
2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4136

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:4936

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:4564

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > C:\Users\Admin\AppData\Local\Temp\b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe:Zone.Identifier & exit
2⤵
- NTFS ADS
PID:4760

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\b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d.exe
Filesize
792KB

MD5
9cd158e16cee8e868537481e9fd01f0a

SHA1
df648e3fdacab3335678a5ca420605295181c202

SHA256
b5fbe23d40132f604f55b8088574b00e7baf938b13fe169950be2818d0bb1a5d

SHA512
3387762c361ab02e8df8adf9437c613c5e68c172863c50e22b15d04aec637843788586760a0d0521594fd03e3b2ee3caff777f732eeba5b39d7711ecdc897530

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

MD5
f94dc819ca773f1e3cb27abbc9e7fa27

SHA1
9a7700efadc5ea09ab288544ef1e3cd876255086

SHA256
a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

SHA512
72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

Download Submit
memory/4004-132-0x0000000074B10000-0x00000000750C1000-memory.dmp

Filesize
5.7MB

Download
memory/4004-133-0x0000000074B10000-0x00000000750C1000-memory.dmp

Filesize
5.7MB

Download
memory/4004-141-0x0000000074B10000-0x00000000750C1000-memory.dmp

Filesize
5.7MB

Download
memory/4136-137-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/4136-139-0x0000000074B10000-0x00000000750C1000-memory.dmp

Filesize
5.7MB

Download
memory/4136-134-0x0000000000000000-mapping.dmp

Download
memory/4136-136-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/4136-142-0x0000000074B10000-0x00000000750C1000-memory.dmp

Filesize
5.7MB

Download
memory/4136-135-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/4564-150-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4564-146-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4564-145-0x0000000000000000-mapping.dmp

Download
memory/4564-153-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4564-155-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4760-140-0x0000000000000000-mapping.dmp

Download
memory/4936-144-0x0000000000000000-mapping.dmp

Download
memory/4936-147-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4936-151-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4936-152-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads