hawkeye | 5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9

General

Target

5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exe
Size

856KB
MD5

6796097989ff8aa921d83d2a3553bb21
SHA1

ccd7805053b00b3e14b703517662a0036f95acbb
SHA256

5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9
SHA512

12262825e17afac04f28ff4eb986aaccf0f615f010fd9e8e043f423c65be64ad8a2508b9bce1da901e20d5770a97af447a384d5c9a76d162d19ba51a288747ae
SSDEEP

24576:rEe1hYtljbiiIq9r+EpPinL6dTVUnCzoChg9:oeI/jvIq9v86dTVUnCzoCc

Score

10^/10

hawkeye collection keylogger 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 5 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral2/memory/4840-142-0x0000000000400000-0x000000000048C000-memory.dmp	MailPassView
behavioral2/memory/3372-147-0x0000000000000000-mapping.dmp	MailPassView
behavioral2/memory/3372-148-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/3372-150-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/3372-151-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 6 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral2/memory/4840-142-0x0000000000400000-0x000000000048C000-memory.dmp	WebBrowserPassView
behavioral2/memory/3480-152-0x0000000000000000-mapping.dmp	WebBrowserPassView
behavioral2/memory/3480-153-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/3480-155-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/3480-156-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/3480-158-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView

Nirsoft 10 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4840-142-0x0000000000400000-0x000000000048C000-memory.dmp	Nirsoft
behavioral2/memory/3372-147-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/3372-148-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/3372-150-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/3372-151-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/3480-152-0x0000000000000000-mapping.dmp	Nirsoft
behavioral2/memory/3480-153-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/3480-155-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/3480-156-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/3480-158-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

Executes dropped EXE 2 IoCs

Processes:

PcHealth.exePcHealth.exe

pid process

4336 PcHealth.exe
4840 PcHealth.exe

pid	process
4336	PcHealth.exe
4840	PcHealth.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:

5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.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

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

Maps connected drives based on registry 3 TTPs 4 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exePcHealth.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	PcHealth.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	PcHealth.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

PcHealth.exePcHealth.exe

description	pid	process	target process
PID 4336 set thread context of 4840	4336	PcHealth.exe	PcHealth.exe
PID 4840 set thread context of 3372	4840	PcHealth.exe	vbc.exe
PID 4840 set thread context of 3480	4840	PcHealth.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 64 IoCs

Processes:

5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exePcHealth.exevbc.exePcHealth.exe

pid	process
3228	5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
3480	vbc.exe
3480	vbc.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4840	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe
4336	PcHealth.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exePcHealth.exePcHealth.exe

description	pid	process
Token: SeDebugPrivilege	3228	5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exe
Token: SeDebugPrivilege	4336	PcHealth.exe
Token: SeDebugPrivilege	4840	PcHealth.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

PcHealth.exe

pid process

4840 PcHealth.exe

pid	process
4840	PcHealth.exe

Suspicious use of WriteProcessMemory 35 IoCs

Processes:

5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.execmd.exePcHealth.exePcHealth.exe

description	pid	process	target process
PID 3228 wrote to memory of 4512	3228	5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exe	cmd.exe
PID 3228 wrote to memory of 4512	3228	5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exe	cmd.exe
PID 3228 wrote to memory of 4512	3228	5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exe	cmd.exe
PID 4512 wrote to memory of 1492	4512	cmd.exe	reg.exe
PID 4512 wrote to memory of 1492	4512	cmd.exe	reg.exe
PID 4512 wrote to memory of 1492	4512	cmd.exe	reg.exe
PID 3228 wrote to memory of 4336	3228	5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exe	PcHealth.exe
PID 3228 wrote to memory of 4336	3228	5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exe	PcHealth.exe
PID 3228 wrote to memory of 4336	3228	5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exe	PcHealth.exe
PID 4336 wrote to memory of 4840	4336	PcHealth.exe	PcHealth.exe
PID 4336 wrote to memory of 4840	4336	PcHealth.exe	PcHealth.exe
PID 4336 wrote to memory of 4840	4336	PcHealth.exe	PcHealth.exe
PID 4336 wrote to memory of 4840	4336	PcHealth.exe	PcHealth.exe
PID 4336 wrote to memory of 4840	4336	PcHealth.exe	PcHealth.exe
PID 4336 wrote to memory of 4840	4336	PcHealth.exe	PcHealth.exe
PID 4336 wrote to memory of 4840	4336	PcHealth.exe	PcHealth.exe
PID 4336 wrote to memory of 4840	4336	PcHealth.exe	PcHealth.exe
PID 4840 wrote to memory of 3372	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3372	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3372	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3372	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3372	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3372	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3372	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3372	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3372	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3480	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3480	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3480	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3480	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3480	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3480	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3480	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3480	4840	PcHealth.exe	vbc.exe
PID 4840 wrote to memory of 3480	4840	PcHealth.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exe
"C:\Users\Admin\AppData\Local\Temp\5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9.exe"
1⤵
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3228
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c reg add "HKCU\Software\Microsoft\WindowsNT\CurrentVersion\Windows" /f /v "Load" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\PcHealth.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4512
- - C:\Windows\SysWOW64\reg.exe
    reg add "HKCU\Software\Microsoft\WindowsNT\CurrentVersion\Windows" /f /v "Load" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\PcHealth.exe"
    3⤵
    PID:1492
- C:\Users\Admin\AppData\Roaming\PcHealth.exe
  "C:\Users\Admin\AppData\Roaming\PcHealth.exe"
  2⤵
  - Executes dropped EXE
  - Maps connected drives based on registry
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4336
- - C:\Users\Admin\AppData\Roaming\PcHealth.exe
    "C:\Users\Admin\AppData\Roaming\PcHealth.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4840
  - - 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"
      4⤵
      Accesses Microsoft Outlook accounts
      PID:3372
  - - 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"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      PID:3480

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Credential Access

Credentials in Files

1

T1081

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

3

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\holdermail.txt

Filesize
3KB

MD5
f94dc819ca773f1e3cb27abbc9e7fa27

SHA1
9a7700efadc5ea09ab288544ef1e3cd876255086

SHA256
a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

SHA512
72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

Download Submit
C:\Users\Admin\AppData\Roaming\PcHealth.exe

Filesize
856KB

MD5
6796097989ff8aa921d83d2a3553bb21

SHA1
ccd7805053b00b3e14b703517662a0036f95acbb

SHA256
5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9

SHA512
12262825e17afac04f28ff4eb986aaccf0f615f010fd9e8e043f423c65be64ad8a2508b9bce1da901e20d5770a97af447a384d5c9a76d162d19ba51a288747ae

Download Submit
C:\Users\Admin\AppData\Roaming\PcHealth.exe

Filesize
856KB

MD5
6796097989ff8aa921d83d2a3553bb21

SHA1
ccd7805053b00b3e14b703517662a0036f95acbb

SHA256
5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9

SHA512
12262825e17afac04f28ff4eb986aaccf0f615f010fd9e8e043f423c65be64ad8a2508b9bce1da901e20d5770a97af447a384d5c9a76d162d19ba51a288747ae

Download Submit
C:\Users\Admin\AppData\Roaming\PcHealth.exe

Filesize
856KB

MD5
6796097989ff8aa921d83d2a3553bb21

SHA1
ccd7805053b00b3e14b703517662a0036f95acbb

SHA256
5f81c6852cc89916688dd380bf23185a1fcf2cd7fb5a93da32d22644ef0769c9

SHA512
12262825e17afac04f28ff4eb986aaccf0f615f010fd9e8e043f423c65be64ad8a2508b9bce1da901e20d5770a97af447a384d5c9a76d162d19ba51a288747ae

Download Submit
memory/1492-135-0x0000000000000000-mapping.dmp

Download
memory/3228-133-0x00000000745F0000-0x0000000074BA1000-memory.dmp

Filesize
5.7MB

Download
memory/3228-132-0x00000000745F0000-0x0000000074BA1000-memory.dmp

Filesize
5.7MB

Download
memory/3228-139-0x00000000745F0000-0x0000000074BA1000-memory.dmp

Filesize
5.7MB

Download
memory/3372-151-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3372-147-0x0000000000000000-mapping.dmp

Download
memory/3372-150-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3372-148-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3480-155-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/3480-152-0x0000000000000000-mapping.dmp

Download
memory/3480-153-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/3480-156-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/3480-158-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4336-145-0x00000000745F0000-0x0000000074BA1000-memory.dmp

Filesize
5.7MB

Download
memory/4336-140-0x00000000745F0000-0x0000000074BA1000-memory.dmp

Filesize
5.7MB

Download
memory/4336-136-0x0000000000000000-mapping.dmp

Download
memory/4512-134-0x0000000000000000-mapping.dmp

Download
memory/4840-146-0x00000000745F0000-0x0000000074BA1000-memory.dmp

Filesize
5.7MB

Download
memory/4840-144-0x00000000745F0000-0x0000000074BA1000-memory.dmp

Filesize
5.7MB

Download
memory/4840-142-0x0000000000400000-0x000000000048C000-memory.dmp

Filesize
560KB

Download
memory/4840-141-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads