hawkeye | 7811b918425d1f25e70ad188f0581b3bacb1fb44c97a8ca84b99bab4e8a445f4

General

Target

Scan-0581110_pdf.gz.exe
Size

1.7MB
MD5

b957faac8f23c005064e42c345c73d58
SHA1

33340c0da44028b727785ad63b6bfac791806e89
SHA256

a659e8747ad30e259bde611723fd8b6fc9b040c7cc1a4524b21f6ac1c15e757b
SHA512

8f62904201d6a6d5dc26d7f577afec06041f643c4059a44cbdec7e5b0197d61d445b2c4a931dac63fdb2ef5a022ada8e6496cfa2a91df79396dfed30adb33d0c

Score

10^/10

hawkeye collection keylogger persistence spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
jana.stoeckigt@biotrouik.com
Password:
_40Ejyi_+uDx

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
behavioral1/memory/1312-57-0x0000000000110000-0x0000000000198000-memory.dmp	MailPassView
behavioral1/memory/1312-62-0x0000000000190C1E-mapping.dmp	MailPassView
behavioral1/memory/1312-63-0x0000000000110000-0x0000000000198000-memory.dmp	MailPassView
behavioral1/memory/1312-64-0x0000000000110000-0x0000000000198000-memory.dmp	MailPassView
behavioral1/memory/1068-70-0x0000000000411654-mapping.dmp	MailPassView
behavioral1/memory/1068-69-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral1/memory/1068-73-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView
behavioral1/memory/1068-75-0x0000000000400000-0x000000000041B000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 8 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral1/memory/1312-57-0x0000000000110000-0x0000000000198000-memory.dmp	WebBrowserPassView
behavioral1/memory/1312-62-0x0000000000190C1E-mapping.dmp	WebBrowserPassView
behavioral1/memory/1312-63-0x0000000000110000-0x0000000000198000-memory.dmp	WebBrowserPassView
behavioral1/memory/1312-64-0x0000000000110000-0x0000000000198000-memory.dmp	WebBrowserPassView
behavioral1/memory/1348-76-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral1/memory/1348-77-0x0000000000442628-mapping.dmp	WebBrowserPassView
behavioral1/memory/1348-80-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView
behavioral1/memory/1348-81-0x0000000000400000-0x0000000000458000-memory.dmp	WebBrowserPassView

Nirsoft 12 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1312-57-0x0000000000110000-0x0000000000198000-memory.dmp	Nirsoft
behavioral1/memory/1312-62-0x0000000000190C1E-mapping.dmp	Nirsoft
behavioral1/memory/1312-63-0x0000000000110000-0x0000000000198000-memory.dmp	Nirsoft
behavioral1/memory/1312-64-0x0000000000110000-0x0000000000198000-memory.dmp	Nirsoft
behavioral1/memory/1068-70-0x0000000000411654-mapping.dmp	Nirsoft
behavioral1/memory/1068-69-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/1068-73-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/1068-75-0x0000000000400000-0x000000000041B000-memory.dmp	Nirsoft
behavioral1/memory/1348-76-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral1/memory/1348-77-0x0000000000442628-mapping.dmp	Nirsoft
behavioral1/memory/1348-80-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft
behavioral1/memory/1348-81-0x0000000000400000-0x0000000000458000-memory.dmp	Nirsoft

Drops startup file 1 IoCs

Processes:

Scan-0581110_pdf.gz.exe

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\eventvwr.url	Scan-0581110_pdf.gz.exe

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-1-5-21-1083475884-596052423-1669053738-1000\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:

MSBuild.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe"	MSBuild.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

4 whatismyipaddress.com

flow	ioc
4	whatismyipaddress.com

Suspicious use of SetThreadContext 3 IoCs

Processes:

Scan-0581110_pdf.gz.exeMSBuild.exe

description	pid	process	target process
PID 1864 set thread context of 1312	1864	Scan-0581110_pdf.gz.exe	MSBuild.exe
PID 1312 set thread context of 1068	1312	MSBuild.exe	vbc.exe
PID 1312 set thread context of 1348	1312	MSBuild.exe	vbc.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

Scan-0581110_pdf.gz.exeMSBuild.exe

pid	process
1864	Scan-0581110_pdf.gz.exe
1864	Scan-0581110_pdf.gz.exe
1864	Scan-0581110_pdf.gz.exe
1864	Scan-0581110_pdf.gz.exe
1864	Scan-0581110_pdf.gz.exe
1864	Scan-0581110_pdf.gz.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1864	Scan-0581110_pdf.gz.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1864	Scan-0581110_pdf.gz.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe
1312	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 1312 MSBuild.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

Scan-0581110_pdf.gz.exe

pid process

1864 Scan-0581110_pdf.gz.exe
1864 Scan-0581110_pdf.gz.exe
1864 Scan-0581110_pdf.gz.exe
Suspicious use of SendNotifyMessage 3 IoCs

Processes:

Scan-0581110_pdf.gz.exe

pid process

1864 Scan-0581110_pdf.gz.exe
1864 Scan-0581110_pdf.gz.exe
1864 Scan-0581110_pdf.gz.exe

description	pid	process
Token: SeDebugPrivilege	1312	MSBuild.exe

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

Scan-0581110_pdf.gz.exeMSBuild.exe

description	pid	process	target process
PID 1864 wrote to memory of 1312	1864	Scan-0581110_pdf.gz.exe	MSBuild.exe
PID 1864 wrote to memory of 1312	1864	Scan-0581110_pdf.gz.exe	MSBuild.exe
PID 1864 wrote to memory of 1312	1864	Scan-0581110_pdf.gz.exe	MSBuild.exe
PID 1864 wrote to memory of 1312	1864	Scan-0581110_pdf.gz.exe	MSBuild.exe
PID 1864 wrote to memory of 1312	1864	Scan-0581110_pdf.gz.exe	MSBuild.exe
PID 1864 wrote to memory of 1312	1864	Scan-0581110_pdf.gz.exe	MSBuild.exe
PID 1312 wrote to memory of 1068	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1068	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1068	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1068	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1068	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1068	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1068	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1068	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1068	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1068	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1348	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1348	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1348	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1348	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1348	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1348	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1348	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1348	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1348	1312	MSBuild.exe	vbc.exe
PID 1312 wrote to memory of 1348	1312	MSBuild.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\Scan-0581110_pdf.gz.exe
"C:\Users\Admin\AppData\Local\Temp\Scan-0581110_pdf.gz.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1864

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"
2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1312

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:1068

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⤵
PID:1348

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

Discovery

Lateral Movement

Collection

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\holderwb.txt
Filesize
2B

MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
memory/1068-70-0x0000000000411654-mapping.dmp

Download
memory/1068-75-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1068-73-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1068-69-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1312-68-0x0000000073E90000-0x000000007443B000-memory.dmp

Filesize
5.7MB

Download
memory/1312-74-0x0000000002036000-0x0000000002047000-memory.dmp

Filesize
68KB

Download
memory/1312-55-0x0000000000110000-0x0000000000198000-memory.dmp

Filesize
544KB

Download
memory/1312-57-0x0000000000110000-0x0000000000198000-memory.dmp

Filesize
544KB

Download
memory/1312-64-0x0000000000110000-0x0000000000198000-memory.dmp

Filesize
544KB

Download
memory/1312-63-0x0000000000110000-0x0000000000198000-memory.dmp

Filesize
544KB

Download
memory/1312-62-0x0000000000190C1E-mapping.dmp

Download
memory/1348-76-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1348-77-0x0000000000442628-mapping.dmp

Download
memory/1348-80-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1348-81-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1864-66-0x00000000039B0000-0x0000000003AB5000-memory.dmp

Filesize
1.0MB

Download
memory/1864-54-0x0000000075A61000-0x0000000075A63000-memory.dmp

Filesize
8KB

Download
memory/1864-67-0x0000000003AC0000-0x0000000003BC5000-memory.dmp

Filesize
1.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads