hawkeye | 0e43af051e536e7c731f3d856baaf644e474c4c80ea22cb0fb4386d42c2e1056

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
04/06/2024, 22:35

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General

Target

xtuHcaTJtwiA.exe
Size

469KB
MD5

fc489aa077f6db53303bcf8d0404528a
SHA1

bfeace1de4d3ea72b231ea4d1ebe576bc4cdf2af
SHA256

0e43af051e536e7c731f3d856baaf644e474c4c80ea22cb0fb4386d42c2e1056
SHA512

a1c8a0c832b1e110a75e229a4f6f37c0e9682353de574e4dcc1a0312197f22dd074f3c8ab90a09ce685b06d231e1cf80c86283e7b129531617aa1eeba0b29fa1
SSDEEP

12288:Wmnk7iLJbpIpiRL6I2WhSKQ9ZsfZQSDn9:uiLJbpI7I2WhQqZ7D9

Score

10^/10

hawkeye remcos remotehost keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

pedrocachs.blogdns.com:1000

Attributes

audio_folder
MicRecords
audio_record_time
5
connect_delay
0
connect_interval
1
copy_file
remcos.exe
copy_folder
Remcos
delete_file
false
hide_file
false
hide_keylog_file
false
install_flag
true
keylog_crypt
false
keylog_file
logs.dat
keylog_flag
false
keylog_folder
remcos
mouse_option
false
mutex
Rmc-OC07GB
screenshot_crypt
false
screenshot_flag
false
screenshot_folder
Screenshots
screenshot_path
%AppData%
screenshot_time
10
startup_value
Remcos
take_screenshot_option
false
take_screenshot_time
5

Signatures

HawkEye
HawkEye is a malware kit that has seen continuous development since at least 2013.
keylogger trojan stealer spyware hawkeye
Remcos
Remcos is a closed-source remote control and surveillance software.
rat remcos

Adds policy Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	xtuHcaTJtwiA.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Remcos = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	xtuHcaTJtwiA.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	remcos.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\Remcos = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	remcos.exe

Executes dropped EXE 1 IoCs

pid	Process
2600	remcos.exe

Loads dropped DLL 2 IoCs

pid	Process
2608	cmd.exe
2608	cmd.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Remcos = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	remcos.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\Remcos = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	xtuHcaTJtwiA.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Remcos = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	xtuHcaTJtwiA.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\Remcos = "\"C:\\ProgramData\\Remcos\\remcos.exe\""	remcos.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\INF\setupapi.app.log	dxdiag.exe

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

System Information Discovery
T1082

Modifies registry class 34 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A65B8071-3BFE-4213-9A5B-491DA4461CA7}	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject.1\CLSID\ = "{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}"	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject\ = "DxDiagClassObject Class"	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject\CLSID\ = "{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}"	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\InprocServer32\ = "C:\\Windows\\SysWOW64\\dxdiagn.dll"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider.1\CLSID	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A65B8071-3BFE-4213-9A5B-491DA4461CA7}\VersionIndependentProgID	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject\CLSID	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject\CurVer\ = "DxDiag.DxDiagClassObject.1"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\ProgID	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\VersionIndependentProgID\ = "DxDiag.DxDiagClassObject"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject.1\CLSID	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\ForceRemove	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\InprocServer32	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider\CLSID	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider\ = "DxDiagProvider Class"	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider\CurVer\ = "DxDiag.DxDiagClassObject.1"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject\CurVer	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\VersionIndependentProgID	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\InprocServer32\ThreadingModel = "Apartment"	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider.1\ = "DxDiagProvider Class"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject.1	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider.1	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A65B8071-3BFE-4213-9A5B-491DA4461CA7}\ProgID	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\ForceRemove\ = "Programmable"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagProvider\CurVer	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A65B8071-3BFE-4213-9A5B-491DA4461CA7}\InprocServer32	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject.1\ = "DxDiagClassObject Class"	dxdiag.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DxDiag.DxDiagClassObject	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\ = "DxDiagClassObject Class"	dxdiag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{EEB1CAE3-D0B2-446E-AEDE-727AA9089A1B}\ProgID\ = "DxDiag.DxDiagClassObject.1"	dxdiag.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2452	dxdiag.exe
2452	dxdiag.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2600	remcos.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeRestorePrivilege	2452	dxdiag.exe
Token: SeRestorePrivilege	2452	dxdiag.exe
Token: SeRestorePrivilege	2452	dxdiag.exe
Token: SeRestorePrivilege	2452	dxdiag.exe
Token: SeRestorePrivilege	2452	dxdiag.exe
Token: SeRestorePrivilege	2452	dxdiag.exe
Token: SeRestorePrivilege	2452	dxdiag.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2452	dxdiag.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 1044	1728	xtuHcaTJtwiA.exe	28
PID 1728 wrote to memory of 1044	1728	xtuHcaTJtwiA.exe	28
PID 1728 wrote to memory of 1044	1728	xtuHcaTJtwiA.exe	28
PID 1728 wrote to memory of 1044	1728	xtuHcaTJtwiA.exe	28
PID 1044 wrote to memory of 2608	1044	WScript.exe	29
PID 1044 wrote to memory of 2608	1044	WScript.exe	29
PID 1044 wrote to memory of 2608	1044	WScript.exe	29
PID 1044 wrote to memory of 2608	1044	WScript.exe	29
PID 2608 wrote to memory of 2600	2608	cmd.exe	31
PID 2608 wrote to memory of 2600	2608	cmd.exe	31
PID 2608 wrote to memory of 2600	2608	cmd.exe	31
PID 2608 wrote to memory of 2600	2608	cmd.exe	31
PID 2600 wrote to memory of 2452	2600	remcos.exe	33
PID 2600 wrote to memory of 2452	2600	remcos.exe	33
PID 2600 wrote to memory of 2452	2600	remcos.exe	33
PID 2600 wrote to memory of 2452	2600	remcos.exe	33

C:\Users\Admin\AppData\Local\Temp\xtuHcaTJtwiA.exe
"C:\Users\Admin\AppData\Local\Temp\xtuHcaTJtwiA.exe"
1⤵
- Adds policy Run key to start application
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\install.vbs"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1044
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c "C:\ProgramData\Remcos\remcos.exe"
    3⤵
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:2608
  - - C:\ProgramData\Remcos\remcos.exe
      C:\ProgramData\Remcos\remcos.exe
      4⤵
      Adds policy Run key to start application
      Executes dropped EXE
      Adds Run key to start application
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of WriteProcessMemory
      PID:2600
    - - C:\Windows\SysWOW64\dxdiag.exe
        
        "C:\Windows\System32\dxdiag.exe" /t C:\Users\Admin\AppData\Local\Temp\sysinfo.txt
        5⤵
        Drops file in Windows directory
        Modifies registry class
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:2452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\Remcos\remcos.exe

Filesize
469KB

MD5
fc489aa077f6db53303bcf8d0404528a

SHA1
bfeace1de4d3ea72b231ea4d1ebe576bc4cdf2af

SHA256
0e43af051e536e7c731f3d856baaf644e474c4c80ea22cb0fb4386d42c2e1056

SHA512
a1c8a0c832b1e110a75e229a4f6f37c0e9682353de574e4dcc1a0312197f22dd074f3c8ab90a09ce685b06d231e1cf80c86283e7b129531617aa1eeba0b29fa1

Download Submit
C:\Users\Admin\AppData\Local\Temp\install.vbs

Filesize
386B

MD5
1ec6289c6fd4c2ded6b2836ed28cbeb5

SHA1
c4e08195e6c640eb8860acc03fda1d649b4fe070

SHA256
6efdc40f9eb217f879607614e928b65bff759e424f3efb31faceb2a043c32dc2

SHA512
20bc46f4dee22f75f15c402c7c2eaee60fff7dd92548050585571dcbefd59485cc249c06bc3f1aac7a138e5ae67c0c3918b46ffa24c8b0f1b092e2f6b6e21288

Download Submit
C:\Users\Admin\AppData\Local\Temp\sysinfo.txt

Filesize
15KB

MD5
e2e774cebfdd0e896b0f9a37066b434f

SHA1
b68a6662ed196e03f01c9805c6eb65c3cab22891

SHA256
e0b08f10fe765187e42967de81003628ddc5435cfb3c7f00dcba60c54dbdef19

SHA512
b5720651078cdc2e156bdd39dc45e568233ea001ba2a919c4ff7d2689a6543011382ac11cbe228c4aa5ea2b2253a9ff52230065d67f37dd39bef4b7ca82054ab

Download Submit
memory/2452-10-0x00000000003B0000-0x00000000003BA000-memory.dmp

Filesize
40KB

Download
memory/2452-24-0x00000000003E0000-0x00000000003EA000-memory.dmp

Filesize
40KB

Download
memory/2452-23-0x00000000003E0000-0x00000000003EA000-memory.dmp

Filesize
40KB

Download
memory/2452-25-0x0000000000940000-0x000000000099C000-memory.dmp

Filesize
368KB

Download
memory/2452-26-0x0000000000940000-0x000000000099C000-memory.dmp

Filesize
368KB

Download
memory/2452-28-0x0000000000960000-0x000000000098A000-memory.dmp

Filesize
168KB

Download
memory/2452-30-0x0000000000940000-0x0000000000942000-memory.dmp

Filesize
8KB

Download
memory/2452-29-0x0000000000960000-0x000000000098A000-memory.dmp

Filesize
168KB

Download