hawkeye | aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
03-12-2024 02:50

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General

Target

aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe
Size

765KB
MD5

5205be9a501dae770c6e557b5fdaeebc
SHA1

a8a34796e05ac4ff1a0b92bdbbaedc01e8cedfa5
SHA256

aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331
SHA512

e7177c8f6562363751dedf374195ed0c59ba478530ba58e2428a62ba40fbae73c9dc9f55cdf8890779a9a848c53d6fedd7bdb9658e995df7331d8eea6a05170d
SSDEEP

12288:LXNrylgwbJqMBSlxaZmvB008Jz1vakTLAJnElBaSP6XQ2lfix4phRDiaZEAmD:MgwkMYxcmUzgkTL2FSPd2ExQhJ

Score

10^/10

hawkeye collection discovery keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.britishcrowncourt.net
Port:
587
Username:
[email protected]
Password:
@Hustle007ky1

Signatures

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

Detected Nirsoft tools 7 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral2/memory/4308-7-0x0000000000400000-0x0000000000494000-memory.dmp	Nirsoft
behavioral2/memory/5080-44-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/5080-43-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/5080-45-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/2044-46-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/2044-47-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/2044-54-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

NirSoft MailPassView 4 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral2/memory/4308-7-0x0000000000400000-0x0000000000494000-memory.dmp	MailPassView
behavioral2/memory/5080-44-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/5080-43-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/5080-45-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 4 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral2/memory/4308-7-0x0000000000400000-0x0000000000494000-memory.dmp	WebBrowserPassView
behavioral2/memory/2044-46-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/2044-47-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/2044-54-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe

Executes dropped EXE 2 IoCs

pid	Process
4084	Windows Update.exe
1964	Windows Update.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\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

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\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.

flow	ioc
20	whatismyipaddress.com
22	whatismyipaddress.com

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 376 set thread context of 4308	376	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe	84
PID 4084 set thread context of 1964	4084	Windows Update.exe	94
PID 1964 set thread context of 5080	1964	Windows Update.exe	99
PID 1964 set thread context of 2044	1964	Windows Update.exe	101

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Windows Update.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Windows Update.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
376	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe
376	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe
1964	Windows Update.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	376	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe
Token: SeDebugPrivilege	1964	Windows Update.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1964	Windows Update.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 376 wrote to memory of 528	376	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe	83
PID 376 wrote to memory of 528	376	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe	83
PID 376 wrote to memory of 528	376	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe	83
PID 376 wrote to memory of 4308	376	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe	84
PID 376 wrote to memory of 4308	376	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe	84
PID 376 wrote to memory of 4308	376	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe	84
PID 376 wrote to memory of 4308	376	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe	84
PID 376 wrote to memory of 4308	376	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe	84
PID 376 wrote to memory of 4308	376	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe	84
PID 376 wrote to memory of 4308	376	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe	84
PID 376 wrote to memory of 4308	376	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe	84
PID 4308 wrote to memory of 4084	4308	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe	93
PID 4308 wrote to memory of 4084	4308	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe	93
PID 4308 wrote to memory of 4084	4308	aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe	93
PID 4084 wrote to memory of 1964	4084	Windows Update.exe	94
PID 4084 wrote to memory of 1964	4084	Windows Update.exe	94
PID 4084 wrote to memory of 1964	4084	Windows Update.exe	94
PID 4084 wrote to memory of 1964	4084	Windows Update.exe	94
PID 4084 wrote to memory of 1964	4084	Windows Update.exe	94
PID 4084 wrote to memory of 1964	4084	Windows Update.exe	94
PID 4084 wrote to memory of 1964	4084	Windows Update.exe	94
PID 4084 wrote to memory of 1964	4084	Windows Update.exe	94
PID 1964 wrote to memory of 5080	1964	Windows Update.exe	99
PID 1964 wrote to memory of 5080	1964	Windows Update.exe	99
PID 1964 wrote to memory of 5080	1964	Windows Update.exe	99
PID 1964 wrote to memory of 5080	1964	Windows Update.exe	99
PID 1964 wrote to memory of 5080	1964	Windows Update.exe	99
PID 1964 wrote to memory of 5080	1964	Windows Update.exe	99
PID 1964 wrote to memory of 5080	1964	Windows Update.exe	99
PID 1964 wrote to memory of 5080	1964	Windows Update.exe	99
PID 1964 wrote to memory of 5080	1964	Windows Update.exe	99
PID 1964 wrote to memory of 2044	1964	Windows Update.exe	101
PID 1964 wrote to memory of 2044	1964	Windows Update.exe	101
PID 1964 wrote to memory of 2044	1964	Windows Update.exe	101
PID 1964 wrote to memory of 2044	1964	Windows Update.exe	101
PID 1964 wrote to memory of 2044	1964	Windows Update.exe	101
PID 1964 wrote to memory of 2044	1964	Windows Update.exe	101
PID 1964 wrote to memory of 2044	1964	Windows Update.exe	101
PID 1964 wrote to memory of 2044	1964	Windows Update.exe	101
PID 1964 wrote to memory of 2044	1964	Windows Update.exe	101

C:\Users\Admin\AppData\Local\Temp\aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe
"C:\Users\Admin\AppData\Local\Temp\aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:376
- C:\Users\Admin\AppData\Local\Temp\aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe
  "C:\Users\Admin\AppData\Local\Temp\aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe"
  2⤵
  PID:528
- C:\Users\Admin\AppData\Local\Temp\aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe
  "C:\Users\Admin\AppData\Local\Temp\aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4308
- - C:\Users\Admin\AppData\Roaming\Windows Update.exe
    "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4084
  - - C:\Users\Admin\AppData\Roaming\Windows Update.exe
      "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1964
    - - 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"
        5⤵
        Accesses Microsoft Outlook accounts
        System Location Discovery: System Language Discovery
        
        PID:5080
    - - 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"
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:2044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
102B

MD5
2715bcbe51c308593298c65e5494b1f9

SHA1
14f0592ae00704ff4cbbf27634a6c1036de7b6a1

SHA256
cdf881969a8102ce1ac5e237487d99c977de044aa756ab493dbe6d98090c74e9

SHA512
b03d2fe5c5bf1004e1aac95f543ef2f02cebde8e93232326a1a34f47fdfd4512168d4e9b3963a7d833cf68895a839acdac01bff2020252400218f8f05972369d

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
765KB

MD5
5205be9a501dae770c6e557b5fdaeebc

SHA1
a8a34796e05ac4ff1a0b92bdbbaedc01e8cedfa5

SHA256
aca540b3ad20e1fd49ec550107eff0c164990de1067a9542daf615465f82c331

SHA512
e7177c8f6562363751dedf374195ed0c59ba478530ba58e2428a62ba40fbae73c9dc9f55cdf8890779a9a848c53d6fedd7bdb9658e995df7331d8eea6a05170d

Download Submit
memory/376-14-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/376-1-0x0000000000270000-0x0000000000338000-memory.dmp

Filesize
800KB

Download
memory/376-2-0x0000000005390000-0x0000000005934000-memory.dmp

Filesize
5.6MB

Download
memory/376-3-0x0000000004D10000-0x0000000004DA2000-memory.dmp

Filesize
584KB

Download
memory/376-4-0x0000000004C90000-0x0000000004CA4000-memory.dmp

Filesize
80KB

Download
memory/376-5-0x0000000004CB0000-0x0000000004CB8000-memory.dmp

Filesize
32KB

Download
memory/376-6-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/376-0-0x00000000751AE000-0x00000000751AF000-memory.dmp

Filesize
4KB

Download
memory/376-13-0x00000000751AE000-0x00000000751AF000-memory.dmp

Filesize
4KB

Download
memory/1964-42-0x000000000AA80000-0x000000000AA88000-memory.dmp

Filesize
32KB

Download
memory/1964-39-0x0000000008EC0000-0x0000000008F26000-memory.dmp

Filesize
408KB

Download
memory/2044-46-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2044-54-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2044-52-0x0000000000460000-0x0000000000529000-memory.dmp

Filesize
804KB

Download
memory/2044-47-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/4084-31-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/4084-29-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/4084-34-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/4084-35-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/4308-8-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/4308-30-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/4308-15-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/4308-10-0x00000000054A0000-0x00000000054AA000-memory.dmp

Filesize
40KB

Download
memory/4308-12-0x0000000005700000-0x0000000005756000-memory.dmp

Filesize
344KB

Download
memory/4308-9-0x00000000053D0000-0x000000000546C000-memory.dmp

Filesize
624KB

Download
memory/4308-7-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/4308-11-0x00000000751A0000-0x0000000075950000-memory.dmp

Filesize
7.7MB

Download
memory/5080-44-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/5080-43-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/5080-45-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download