hawkeye | 82ffa88d2b058317fcbc1af1c6fe06d7927be41ee28c7473a397f3db42670ca5

General

Target

Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE
Size

1.8MB
MD5

cc5e307e68ccb5b363a1d8125e0edfb1
SHA1

0937747b83e0624bec024daadeaf5c7effdbcb36
SHA256

82ffa88d2b058317fcbc1af1c6fe06d7927be41ee28c7473a397f3db42670ca5
SHA512

ac464272963a2208cf7061e22c75d2ae5b9c76ade74cd1c21aeb28690d2d2ccee45c2cfafe09ad588a56a802f438dfc9a56e60792f87e483db727b8286968815

Score

10^/10

keylogger trojan stealer spyware hawkeye persistence

Malware Config

Signatures

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

MSBuild.exe

description pid process

Token: SeDebugPrivilege 2112 MSBuild.exe

description	pid	process
Token: SeDebugPrivilege	2112	MSBuild.exe

Adds Run entry 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-1-5-21-1231583446-2617009595-2137880041-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe"	MSBuild.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

4 whatismyipaddress.com
6 whatismyipaddress.com
7 whatismyipaddress.com

flow	ioc
4	whatismyipaddress.com
6	whatismyipaddress.com
7	whatismyipaddress.com

Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE

pid	process
992	Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE
992	Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE
992	Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE

Suspicious use of SendNotifyMessage 3 IoCs

Processes:

Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE

pid	process
992	Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE
992	Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE
992	Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXEMSBuild.exe

description	pid	process	target process
PID 992 wrote to memory of 2112	992	Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE	MSBuild.exe
PID 992 wrote to memory of 2112	992	Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE	MSBuild.exe
PID 992 wrote to memory of 2112	992	Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE	MSBuild.exe
PID 992 wrote to memory of 2112	992	Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE	MSBuild.exe
PID 992 wrote to memory of 2112	992	Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE	MSBuild.exe
PID 2112 wrote to memory of 3520	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 3520	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 3520	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 3520	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 3520	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 3520	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 3520	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 3520	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 3520	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 732	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 732	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 732	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 732	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 732	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 732	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 732	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 732	2112	MSBuild.exe	vbc.exe
PID 2112 wrote to memory of 732	2112	MSBuild.exe	vbc.exe

Drops startup file 1 IoCs

Processes:

Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE

description	ioc	process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FsIso.url	Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE

HawkEye
HawkEye is a malware kit that has seen continuous development since at least 2013.
keylogger trojan stealer spyware hawkeye
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 3 IoCs

Processes:

Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXEMSBuild.exe

description	pid	process	target process
PID 992 set thread context of 2112	992	Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE	MSBuild.exe
PID 2112 set thread context of 3520	2112	MSBuild.exe	vbc.exe
PID 2112 set thread context of 732	2112	MSBuild.exe	vbc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

MSBuild.exe

pid process

2112 MSBuild.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

vbc.exeMSBuild.exe

pid process

732 vbc.exe
732 vbc.exe
2112 MSBuild.exe

pid	process
2112	MSBuild.exe

pid	process
732	vbc.exe
732	vbc.exe
2112	MSBuild.exe

C:\Users\Admin\AppData\Local\Temp\Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE
"C:\Users\Admin\AppData\Local\Temp\Purchase Order_23011008_PDF ________________________ iGSTEEEE1124EEEEEEXEEEE.EXE"
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
- Drops startup file
- Suspicious use of SetThreadContext
PID:992

C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
"C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"
2⤵
- Suspicious use of AdjustPrivilegeToken
- Adds Run entry to start application
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious behavior: EnumeratesProcesses
PID:2112

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⤵
PID:3520

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:732

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

Modify Registry

1

T1112

Scripting

1

T1064

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

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

Download Submit
memory/732-5-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/732-6-0x0000000000442628-mapping.dmp

Download
memory/732-7-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2112-0-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/2112-1-0x0000000000480C6E-mapping.dmp

Download
memory/3520-2-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/3520-3-0x0000000000411654-mapping.dmp

Download
memory/3520-4-0x0000000000400000-0x000000000041B000-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