hawkeye | 91107f4a383ddb76d6fd153077d57c528551ace7385fb10db1bb3e46c3603b62

Analysis

max time kernel
135s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20250207-en
resource tags

arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
submitted
10-02-2025 09:35

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General

Target

btc-receipt.exe
Size

780KB
MD5

0c93904abb61aaf75ef8f7210de308e6
SHA1

3eae214dd0cd6051d9dca98392c07085f171f2a7
SHA256

91107f4a383ddb76d6fd153077d57c528551ace7385fb10db1bb3e46c3603b62
SHA512

c9c6de347b26c1b76e50cd3c500d1e7f020810562b6eb257f7160efe8fed4b95d4f664f94f0ec1fe6e12640473098008b6d4d1fbf2a4b5ba05e5f62b20539db7
SSDEEP

12288:J2tgXH3sduObXsHylkxlOG6+iJN+CeS9hs7hh8Txf5NTh3ZUaeso9JTaP5lREAmD:gtTClOG6pf33rehWNt3mJ/S

Score

10^/10

hawkeye collection discovery keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
mail.vanithafireworks.com
Port:
587
Username:
[email protected]
Password:
Vonline@2021

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/380-6-0x0000000000400000-0x0000000000498000-memory.dmp	Nirsoft
behavioral2/memory/4804-42-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4804-43-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/4804-45-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral2/memory/740-46-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/740-47-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral2/memory/740-54-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

NirSoft MailPassView 4 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral2/memory/380-6-0x0000000000400000-0x0000000000498000-memory.dmp	MailPassView
behavioral2/memory/4804-42-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/4804-43-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral2/memory/4804-45-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 4 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral2/memory/380-6-0x0000000000400000-0x0000000000498000-memory.dmp	WebBrowserPassView
behavioral2/memory/740-46-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/740-47-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral2/memory/740-54-0x0000000000400000-0x0000000000458000-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-1-5-21-3932017190-1449707826-1445630-1000\Control Panel\International\Geo\Nation	btc-receipt.exe

Executes dropped EXE 2 IoCs

pid	Process
2116	Windows Update.exe
4824	Windows Update.exe

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-1-5-21-3932017190-1449707826-1445630-1000\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.

flow	ioc
1	whatismyipaddress.com

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4004 set thread context of 380	4004	btc-receipt.exe	88
PID 2116 set thread context of 4824	2116	Windows Update.exe	91
PID 4824 set thread context of 4804	4824	Windows Update.exe	93
PID 4824 set thread context of 740	4824	Windows Update.exe	94

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 7 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	btc-receipt.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	btc-receipt.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2792	MicrosoftEdgeUpdate.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
740	vbc.exe
740	vbc.exe
4824	Windows Update.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4824	Windows Update.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4824	Windows Update.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 4004 wrote to memory of 380	4004	btc-receipt.exe	88
PID 4004 wrote to memory of 380	4004	btc-receipt.exe	88
PID 4004 wrote to memory of 380	4004	btc-receipt.exe	88
PID 4004 wrote to memory of 380	4004	btc-receipt.exe	88
PID 4004 wrote to memory of 380	4004	btc-receipt.exe	88
PID 4004 wrote to memory of 380	4004	btc-receipt.exe	88
PID 4004 wrote to memory of 380	4004	btc-receipt.exe	88
PID 4004 wrote to memory of 380	4004	btc-receipt.exe	88
PID 380 wrote to memory of 2116	380	btc-receipt.exe	90
PID 380 wrote to memory of 2116	380	btc-receipt.exe	90
PID 380 wrote to memory of 2116	380	btc-receipt.exe	90
PID 2116 wrote to memory of 4824	2116	Windows Update.exe	91
PID 2116 wrote to memory of 4824	2116	Windows Update.exe	91
PID 2116 wrote to memory of 4824	2116	Windows Update.exe	91
PID 2116 wrote to memory of 4824	2116	Windows Update.exe	91
PID 2116 wrote to memory of 4824	2116	Windows Update.exe	91
PID 2116 wrote to memory of 4824	2116	Windows Update.exe	91
PID 2116 wrote to memory of 4824	2116	Windows Update.exe	91
PID 2116 wrote to memory of 4824	2116	Windows Update.exe	91
PID 4824 wrote to memory of 4804	4824	Windows Update.exe	93
PID 4824 wrote to memory of 4804	4824	Windows Update.exe	93
PID 4824 wrote to memory of 4804	4824	Windows Update.exe	93
PID 4824 wrote to memory of 4804	4824	Windows Update.exe	93
PID 4824 wrote to memory of 4804	4824	Windows Update.exe	93
PID 4824 wrote to memory of 4804	4824	Windows Update.exe	93
PID 4824 wrote to memory of 4804	4824	Windows Update.exe	93
PID 4824 wrote to memory of 4804	4824	Windows Update.exe	93
PID 4824 wrote to memory of 4804	4824	Windows Update.exe	93
PID 4824 wrote to memory of 740	4824	Windows Update.exe	94
PID 4824 wrote to memory of 740	4824	Windows Update.exe	94
PID 4824 wrote to memory of 740	4824	Windows Update.exe	94
PID 4824 wrote to memory of 740	4824	Windows Update.exe	94
PID 4824 wrote to memory of 740	4824	Windows Update.exe	94
PID 4824 wrote to memory of 740	4824	Windows Update.exe	94
PID 4824 wrote to memory of 740	4824	Windows Update.exe	94
PID 4824 wrote to memory of 740	4824	Windows Update.exe	94
PID 4824 wrote to memory of 740	4824	Windows Update.exe	94

C:\Users\Admin\AppData\Local\Temp\btc-receipt.exe
"C:\Users\Admin\AppData\Local\Temp\btc-receipt.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4004
- C:\Users\Admin\AppData\Local\Temp\btc-receipt.exe
  "C:\Users\Admin\AppData\Local\Temp\btc-receipt.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:380
- - 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:2116
  - - C:\Users\Admin\AppData\Roaming\Windows Update.exe
      "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
      4⤵
      Executes dropped EXE
      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:4824
    - - 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:4804
    - - 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
        Suspicious behavior: EnumeratesProcesses
        
        PID:740

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIyIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDY0MzMiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODc1OTU2NTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1Njg0MjcxOTg5Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:2792

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
49B

MD5
91d5774d3cbc8dc67bb18f56206a8608

SHA1
b77cbabd396209be12a4e9a7144c29755184e551

SHA256
f33d948abd8cbb578d41c36872f961ddc5d07aa18baa0f5f08b3bde5cd049938

SHA512
59dd3e550f575bf7e42609bf7a5f8e237b744205d7218455e3ec621bacbd88b8a1e4f88e7a0aa598b14b12a90db8f63e148a8ea4c87cf01a18017d9f0e0ec548

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
780KB

MD5
0c93904abb61aaf75ef8f7210de308e6

SHA1
3eae214dd0cd6051d9dca98392c07085f171f2a7

SHA256
91107f4a383ddb76d6fd153077d57c528551ace7385fb10db1bb3e46c3603b62

SHA512
c9c6de347b26c1b76e50cd3c500d1e7f020810562b6eb257f7160efe8fed4b95d4f664f94f0ec1fe6e12640473098008b6d4d1fbf2a4b5ba05e5f62b20539db7

Download Submit
memory/380-8-0x0000000005900000-0x000000000599C000-memory.dmp

Filesize
624KB

Download
memory/380-6-0x0000000000400000-0x0000000000498000-memory.dmp

Filesize
608KB

Download
memory/380-27-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/380-9-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/380-10-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/380-11-0x00000000059C0000-0x00000000059CA000-memory.dmp

Filesize
40KB

Download
memory/380-12-0x0000000005C10000-0x0000000005C66000-memory.dmp

Filesize
344KB

Download
memory/740-46-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/740-47-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/740-54-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2116-28-0x0000000005230000-0x0000000005244000-memory.dmp

Filesize
80KB

Download
memory/2116-26-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/2116-31-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/2116-38-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4004-7-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4004-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/4004-1-0x0000000000940000-0x0000000000A0C000-memory.dmp

Filesize
816KB

Download
memory/4004-5-0x0000000005380000-0x0000000005388000-memory.dmp

Filesize
32KB

Download
memory/4004-36-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/4004-37-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4004-2-0x0000000005960000-0x0000000005F04000-memory.dmp

Filesize
5.6MB

Download
memory/4004-3-0x0000000005450000-0x00000000054E2000-memory.dmp

Filesize
584KB

Download
memory/4004-4-0x0000000005350000-0x0000000005364000-memory.dmp

Filesize
80KB

Download
memory/4804-44-0x0000000000420000-0x00000000004E9000-memory.dmp

Filesize
804KB

Download
memory/4804-43-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4804-45-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4804-42-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4824-41-0x000000000A340000-0x000000000A348000-memory.dmp

Filesize
32KB

Download
memory/4824-40-0x0000000007250000-0x00000000072B6000-memory.dmp

Filesize
408KB

Download
memory/4824-39-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download
memory/4824-32-0x00000000744D0000-0x0000000074C80000-memory.dmp

Filesize
7.7MB

Download