hawkeye | 545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823

General

Target

545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe
Size

562KB
MD5

f886c38a35b5b55226ee4160baf51f43
SHA1

36c3a0571a2123f71ad168501857de60790041b7
SHA256

545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823
SHA512

904c7a5deb27d25db399b1724f01a9f3cc5665e994bf3cccc93dd496693264da64f10f2f1e6e92aac847089495228ff6401948bf05199c70c322966a84073b6b
SSDEEP

12288:zmOGmPQkxEB95xE3JWsJIoDSKPVpzNKwP/6XFh61CUnIfm5f03:zmxmPQ55x9KdpzNNPiVvUIp

Score

10^/10

hawkeye keylogger persistence 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 1 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral2/memory/748-135-0x0000000000400000-0x0000000000484000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 1 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral2/memory/748-135-0x0000000000400000-0x0000000000484000-memory.dmp	WebBrowserPassView

Nirsoft 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/748-135-0x0000000000400000-0x0000000000484000-memory.dmp	Nirsoft

Executes dropped EXE 3 IoCs

Processes:

Windows Update.exeWindows Update.exeWindows Update.exe

pid process

4308 Windows Update.exe
776 Windows Update.exe
3284 Windows Update.exe

pid	process
4308	Windows Update.exe
776	Windows Update.exe
3284	Windows Update.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:

545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe

Drops startup file 2 IoCs

Processes:

545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exeWindows Update.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\gz68mkaaJQ.lnk	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\gz68mkaaJQ.lnk	Windows Update.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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Windows Update.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\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 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

41 whatismyipaddress.com

flow	ioc
41	whatismyipaddress.com

Suspicious use of SetThreadContext 4 IoCs

Processes:

545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exeWindows Update.exeWindows Update.exe

description	pid	process	target process
PID 1628 set thread context of 748	1628	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe
PID 4308 set thread context of 3284	4308	Windows Update.exe	Windows Update.exe
PID 3284 set thread context of 3084	3284	Windows Update.exe	vbc.exe
PID 3284 set thread context of 4056	3284	Windows Update.exe	vbc.exe

Drops file in Windows directory 1 IoCs

Processes:

dw20.exe

description ioc process

File created C:\Windows\AppCompat\Programs\Amcache.hve.tmp dw20.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

2332 3084 WerFault.exe vbc.exe
2728 4056 WerFault.exe vbc.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

Windows Update.exeWindows Update.exe

pid process

4308 Windows Update.exe
4308 Windows Update.exe
3284 Windows Update.exe

description	ioc	process
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	dw20.exe

pid	pid_target	process	target process
2332	3084	WerFault.exe	vbc.exe
2728	4056	WerFault.exe	vbc.exe

pid	process
4308	Windows Update.exe
4308	Windows Update.exe
3284	Windows Update.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

Windows Update.exeWindows Update.exedw20.exe

description	pid	process
Token: SeDebugPrivilege	4308	Windows Update.exe
Token: SeDebugPrivilege	3284	Windows Update.exe
Token: SeRestorePrivilege	1928	dw20.exe
Token: SeBackupPrivilege	1928	dw20.exe
Token: SeBackupPrivilege	1928	dw20.exe
Token: SeBackupPrivilege	1928	dw20.exe
Token: SeBackupPrivilege	1928	dw20.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Windows Update.exe

pid process

3284 Windows Update.exe

pid	process
3284	Windows Update.exe

Suspicious use of WriteProcessMemory 49 IoCs

Processes:

545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exeWindows Update.exeWindows Update.exevbc.exevbc.exe

description	pid	process	target process
PID 1628 wrote to memory of 748	1628	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe
PID 1628 wrote to memory of 748	1628	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe
PID 1628 wrote to memory of 748	1628	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe
PID 1628 wrote to memory of 748	1628	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe
PID 1628 wrote to memory of 748	1628	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe
PID 1628 wrote to memory of 748	1628	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe
PID 1628 wrote to memory of 748	1628	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe
PID 1628 wrote to memory of 748	1628	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe
PID 748 wrote to memory of 4308	748	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe	Windows Update.exe
PID 748 wrote to memory of 4308	748	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe	Windows Update.exe
PID 748 wrote to memory of 4308	748	545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe	Windows Update.exe
PID 4308 wrote to memory of 776	4308	Windows Update.exe	Windows Update.exe
PID 4308 wrote to memory of 776	4308	Windows Update.exe	Windows Update.exe
PID 4308 wrote to memory of 776	4308	Windows Update.exe	Windows Update.exe
PID 4308 wrote to memory of 3284	4308	Windows Update.exe	Windows Update.exe
PID 4308 wrote to memory of 3284	4308	Windows Update.exe	Windows Update.exe
PID 4308 wrote to memory of 3284	4308	Windows Update.exe	Windows Update.exe
PID 4308 wrote to memory of 3284	4308	Windows Update.exe	Windows Update.exe
PID 4308 wrote to memory of 3284	4308	Windows Update.exe	Windows Update.exe
PID 4308 wrote to memory of 3284	4308	Windows Update.exe	Windows Update.exe
PID 4308 wrote to memory of 3284	4308	Windows Update.exe	Windows Update.exe
PID 4308 wrote to memory of 3284	4308	Windows Update.exe	Windows Update.exe
PID 3284 wrote to memory of 3084	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 3084	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 3084	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 3084	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 3084	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 3084	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 3084	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 3084	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 4056	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 4056	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 4056	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 4056	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 4056	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 4056	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 4056	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 4056	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 3084	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 4056	3284	Windows Update.exe	vbc.exe
PID 3284 wrote to memory of 1928	3284	Windows Update.exe	dw20.exe
PID 3284 wrote to memory of 1928	3284	Windows Update.exe	dw20.exe
PID 3284 wrote to memory of 1928	3284	Windows Update.exe	dw20.exe
PID 3084 wrote to memory of 2332	3084	vbc.exe	WerFault.exe
PID 3084 wrote to memory of 2332	3084	vbc.exe	WerFault.exe
PID 3084 wrote to memory of 2332	3084	vbc.exe	WerFault.exe
PID 4056 wrote to memory of 2728	4056	vbc.exe	WerFault.exe
PID 4056 wrote to memory of 2728	4056	vbc.exe	WerFault.exe
PID 4056 wrote to memory of 2728	4056	vbc.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe
"C:\Users\Admin\AppData\Local\Temp\545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe"
1⤵
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1628

C:\Users\Admin\AppData\Local\Temp\545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe
"C:\Users\Admin\AppData\Local\Temp\545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823.exe"
2⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:748

C:\Users\Admin\AppData\Roaming\Windows Update.exe
"C:\Users\Admin\AppData\Roaming\Windows Update.exe"
3⤵
- Executes dropped EXE
- Drops startup file
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4308

C:\Users\Admin\AppData\Roaming\Windows Update.exe
"C:\Users\Admin\AppData\Roaming\Windows Update.exe"
4⤵
- Executes dropped EXE
PID:776

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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3284

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⤵
- Suspicious use of WriteProcessMemory
PID:4056

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4056 -s 188
6⤵
- Program crash
PID:2728

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⤵
- Suspicious use of WriteProcessMemory
PID:3084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3084 -s 188
6⤵
- Program crash
PID:2332

C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
dw20.exe -x -s 2572
5⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:1928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3084 -ip 3084
1⤵
PID:3864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4056 -ip 4056
1⤵
PID:3888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4056 -ip 4056
1⤵
PID:3840

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

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

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\SysInfo.txt
Filesize
102B

MD5
dadcdbfd871a7b4edeb98ad70621ad60

SHA1
8b0268f5540fd0bc0d71fb2d7b268c85a89a093f

SHA256
744e2f63293665e69598dc1fd4164c0ba6de2b5a710e0d60a74c2d3c92f24b33

SHA512
e4fbcffe87f4be2e4d4034cbb9b284ec42d2c6766fe246043b9fc9ba1e0c2436fb0159d9a90a562e7cb3fbd09cc699ede517c91a0a4292d26e929d94c795390f

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\gz68mkaaJQ.lnk
Filesize
999B

MD5
fe5e567f6d44c48024973d793dd80516

SHA1
54ae92f8a268b5c8bce31ce5895bcda9b3af247d

SHA256
76d110dd4a9e263f3647faf5e1879c05efb3a3a01fc901620ed4943c4ee938fc

SHA512
ac2d730e1802c67482861862ce50297cd60391bf3f39c2416d30324d5f98b9385741cc0323a83e14cfa64045ec1221be15b3a6fc9af70336ba3334b6ff8143df

Download Submit
C:\Users\Admin\AppData\Roaming\TwLiiVlrzn\gz68mkaaJQ.exe
Filesize
562KB

MD5
f886c38a35b5b55226ee4160baf51f43

SHA1
36c3a0571a2123f71ad168501857de60790041b7

SHA256
545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823

SHA512
904c7a5deb27d25db399b1724f01a9f3cc5665e994bf3cccc93dd496693264da64f10f2f1e6e92aac847089495228ff6401948bf05199c70c322966a84073b6b

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
Filesize
562KB

MD5
f886c38a35b5b55226ee4160baf51f43

SHA1
36c3a0571a2123f71ad168501857de60790041b7

SHA256
545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823

SHA512
904c7a5deb27d25db399b1724f01a9f3cc5665e994bf3cccc93dd496693264da64f10f2f1e6e92aac847089495228ff6401948bf05199c70c322966a84073b6b

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
Filesize
562KB

MD5
f886c38a35b5b55226ee4160baf51f43

SHA1
36c3a0571a2123f71ad168501857de60790041b7

SHA256
545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823

SHA512
904c7a5deb27d25db399b1724f01a9f3cc5665e994bf3cccc93dd496693264da64f10f2f1e6e92aac847089495228ff6401948bf05199c70c322966a84073b6b

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
Filesize
562KB

MD5
f886c38a35b5b55226ee4160baf51f43

SHA1
36c3a0571a2123f71ad168501857de60790041b7

SHA256
545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823

SHA512
904c7a5deb27d25db399b1724f01a9f3cc5665e994bf3cccc93dd496693264da64f10f2f1e6e92aac847089495228ff6401948bf05199c70c322966a84073b6b

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
Filesize
562KB

MD5
f886c38a35b5b55226ee4160baf51f43

SHA1
36c3a0571a2123f71ad168501857de60790041b7

SHA256
545778886ec6aacd7a33e1865c938ca43ebe4be2d7169f2a91fc030be7141823

SHA512
904c7a5deb27d25db399b1724f01a9f3cc5665e994bf3cccc93dd496693264da64f10f2f1e6e92aac847089495228ff6401948bf05199c70c322966a84073b6b

Download Submit
memory/748-136-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/748-142-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/748-137-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/748-135-0x0000000000400000-0x0000000000484000-memory.dmp

Filesize
528KB

Download
memory/748-134-0x0000000000000000-mapping.dmp

Download
memory/776-144-0x0000000000000000-mapping.dmp

Download
memory/1628-132-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/1628-133-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/1928-162-0x0000000000000000-mapping.dmp

Download
memory/2332-163-0x0000000000000000-mapping.dmp

Download
memory/2728-164-0x0000000000000000-mapping.dmp

Download
memory/3084-156-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/3084-154-0x0000000000000000-mapping.dmp

Download
memory/3284-149-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3284-153-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/3284-146-0x0000000000000000-mapping.dmp

Download
memory/4056-155-0x0000000000000000-mapping.dmp

Download
memory/4056-157-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/4308-143-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/4308-141-0x0000000074D20000-0x00000000752D1000-memory.dmp

Filesize
5.7MB

Download
memory/4308-138-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads