hawkeye | 5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a

Analysis

max time kernel
151s
max time network
128s
platform
windows7_x64
resource
win7v20201028
submitted
13-11-2020 15:20

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General

Target

5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe
Size

1.1MB
MD5

a65c60e28553d2f1b3109cf00a7130d3
SHA1

34794cf2cadaad7d4681b9940cc880389bc33e37
SHA256

5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a
SHA512

6b05f3e0ab05a8887a37a5e4baaf93c4769c28ed4a9f14de055959308dc25bdcd9dcb6edf0ba6440b489fc04bd3640239c6fc695eba748c33f73d92b2061e2bd

Score

10^/10

hawkeye keylogger persistence spyware stealer trojan upx

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.casalsmd.com
Port:
587
Username:
carolina@casalsmd.com
Password:
Carolina123

Signatures

HawkEye
HawkEye is a malware kit that has seen continuous development since at least 2013.
keylogger trojan stealer spyware hawkeye
Executes dropped EXE 2 IoCs

Processes:

Windows Update.exeWindows Update.exe

pid process

1052 Windows Update.exe
1632 Windows Update.exe

pid	process
1052	Windows Update.exe
1632	Windows Update.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1504-1-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral1/memory/1504-3-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral1/memory/1504-4-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral1/memory/1632-25-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral1/memory/1632-26-0x0000000000400000-0x000000000051D000-memory.dmp	upx

Deletes itself 1 IoCs

Processes:

Windows Update.exe

pid process

1632 Windows Update.exe

pid	process
1632	Windows Update.exe

Loads dropped DLL 8 IoCs

Processes:

5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exeWindows Update.exeWindows Update.exe

pid	process
1504	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe
1052	Windows Update.exe
1052	Windows Update.exe
1052	Windows Update.exe
1052	Windows Update.exe
1632	Windows Update.exe
1632	Windows Update.exe
1632	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

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-1-5-21-293278959-2699126792-324916226-1000\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 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

6 whatismyipaddress.com
8 whatismyipaddress.com
9 whatismyipaddress.com

flow	ioc
6	whatismyipaddress.com
8	whatismyipaddress.com
9	whatismyipaddress.com

Suspicious use of SetThreadContext 4 IoCs

Processes:

5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exeWindows Update.exeWindows Update.exe

description	pid	process	target process
PID 1080 set thread context of 1504	1080	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe
PID 1052 set thread context of 1632	1052	Windows Update.exe	Windows Update.exe
PID 1632 set thread context of 1224	1632	Windows Update.exe	vbc.exe
PID 1632 set thread context of 1520	1632	Windows Update.exe	vbc.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exeWindows Update.exeWindows Update.exe

pid process

1080 5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe
1052 Windows Update.exe
1632 Windows Update.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exeWindows Update.exe

pid process

1080 5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe
1052 Windows Update.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Windows Update.exe

description pid process

Token: SeDebugPrivilege 1632 Windows Update.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Windows Update.exe

pid process

1632 Windows Update.exe

pid	process
1080	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe
1052	Windows Update.exe
1632	Windows Update.exe

pid	process
1080	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe
1052	Windows Update.exe

description	pid	process
Token: SeDebugPrivilege	1632	Windows Update.exe

pid	process
1632	Windows Update.exe

Suspicious use of WriteProcessMemory 44 IoCs

Processes:

5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exeWindows Update.exeWindows Update.exe

description	pid	process	target process
PID 1080 wrote to memory of 1504	1080	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe
PID 1080 wrote to memory of 1504	1080	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe
PID 1080 wrote to memory of 1504	1080	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe
PID 1080 wrote to memory of 1504	1080	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe
PID 1504 wrote to memory of 1052	1504	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe	Windows Update.exe
PID 1504 wrote to memory of 1052	1504	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe	Windows Update.exe
PID 1504 wrote to memory of 1052	1504	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe	Windows Update.exe
PID 1504 wrote to memory of 1052	1504	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe	Windows Update.exe
PID 1504 wrote to memory of 1052	1504	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe	Windows Update.exe
PID 1504 wrote to memory of 1052	1504	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe	Windows Update.exe
PID 1504 wrote to memory of 1052	1504	5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe	Windows Update.exe
PID 1052 wrote to memory of 1632	1052	Windows Update.exe	Windows Update.exe
PID 1052 wrote to memory of 1632	1052	Windows Update.exe	Windows Update.exe
PID 1052 wrote to memory of 1632	1052	Windows Update.exe	Windows Update.exe
PID 1052 wrote to memory of 1632	1052	Windows Update.exe	Windows Update.exe
PID 1052 wrote to memory of 1632	1052	Windows Update.exe	Windows Update.exe
PID 1052 wrote to memory of 1632	1052	Windows Update.exe	Windows Update.exe
PID 1052 wrote to memory of 1632	1052	Windows Update.exe	Windows Update.exe
PID 1632 wrote to memory of 1224	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1224	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1224	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1224	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1224	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1224	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1224	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1224	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1224	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1224	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1224	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1224	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1224	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1520	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1520	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1520	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1520	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1520	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1520	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1520	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1520	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1520	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1520	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1520	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1520	1632	Windows Update.exe	vbc.exe
PID 1632 wrote to memory of 1520	1632	Windows Update.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe
"C:\Users\Admin\AppData\Local\Temp\5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1080

C:\Users\Admin\AppData\Local\Temp\5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe
"C:\Users\Admin\AppData\Local\Temp\5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a.exe"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1504

C:\Users\Admin\AppData\Roaming\Windows Update.exe
"C:\Users\Admin\AppData\Roaming\Windows Update.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1052

C:\Users\Admin\AppData\Roaming\Windows Update.exe
"C:\Users\Admin\AppData\Roaming\Windows Update.exe"
4⤵
- Executes dropped EXE
- Deletes itself
- Loads dropped DLL
- 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:1632

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⤵
PID:1224

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⤵
PID:1520

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

T1064

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Scripting

T1064

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\SysInfo.txt
MD5
f028b9e6eabd0854fce98a2396d57f20

SHA1
79e9604076939ee060992cdbcc81e50bc104317b

SHA256
13c95713727b44df302ad0b3df2e04687f6a428489558c2c56bea67cd5387c9f

SHA512
54b5e65626ffa398942e8e49ce197ed95367f9d9180b4c7d43b351afa7bd87fa62bed479cb63fc4ffbc55e6a522a51794c9cd6e8bf76c679ee2ae8c5639aaf0f

Download Submit
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
MD5
f3b25701fe362ec84616a93a45ce9998

SHA1
d62636d8caec13f04e28442a0a6fa1afeb024bbb

SHA256
b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

SHA512
98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
a65c60e28553d2f1b3109cf00a7130d3

SHA1
34794cf2cadaad7d4681b9940cc880389bc33e37

SHA256
5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a

SHA512
6b05f3e0ab05a8887a37a5e4baaf93c4769c28ed4a9f14de055959308dc25bdcd9dcb6edf0ba6440b489fc04bd3640239c6fc695eba748c33f73d92b2061e2bd

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
a65c60e28553d2f1b3109cf00a7130d3

SHA1
34794cf2cadaad7d4681b9940cc880389bc33e37

SHA256
5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a

SHA512
6b05f3e0ab05a8887a37a5e4baaf93c4769c28ed4a9f14de055959308dc25bdcd9dcb6edf0ba6440b489fc04bd3640239c6fc695eba748c33f73d92b2061e2bd

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
a65c60e28553d2f1b3109cf00a7130d3

SHA1
34794cf2cadaad7d4681b9940cc880389bc33e37

SHA256
5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a

SHA512
6b05f3e0ab05a8887a37a5e4baaf93c4769c28ed4a9f14de055959308dc25bdcd9dcb6edf0ba6440b489fc04bd3640239c6fc695eba748c33f73d92b2061e2bd

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
a65c60e28553d2f1b3109cf00a7130d3

SHA1
34794cf2cadaad7d4681b9940cc880389bc33e37

SHA256
5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a

SHA512
6b05f3e0ab05a8887a37a5e4baaf93c4769c28ed4a9f14de055959308dc25bdcd9dcb6edf0ba6440b489fc04bd3640239c6fc695eba748c33f73d92b2061e2bd

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
a65c60e28553d2f1b3109cf00a7130d3

SHA1
34794cf2cadaad7d4681b9940cc880389bc33e37

SHA256
5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a

SHA512
6b05f3e0ab05a8887a37a5e4baaf93c4769c28ed4a9f14de055959308dc25bdcd9dcb6edf0ba6440b489fc04bd3640239c6fc695eba748c33f73d92b2061e2bd

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
a65c60e28553d2f1b3109cf00a7130d3

SHA1
34794cf2cadaad7d4681b9940cc880389bc33e37

SHA256
5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a

SHA512
6b05f3e0ab05a8887a37a5e4baaf93c4769c28ed4a9f14de055959308dc25bdcd9dcb6edf0ba6440b489fc04bd3640239c6fc695eba748c33f73d92b2061e2bd

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
a65c60e28553d2f1b3109cf00a7130d3

SHA1
34794cf2cadaad7d4681b9940cc880389bc33e37

SHA256
5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a

SHA512
6b05f3e0ab05a8887a37a5e4baaf93c4769c28ed4a9f14de055959308dc25bdcd9dcb6edf0ba6440b489fc04bd3640239c6fc695eba748c33f73d92b2061e2bd

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
a65c60e28553d2f1b3109cf00a7130d3

SHA1
34794cf2cadaad7d4681b9940cc880389bc33e37

SHA256
5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a

SHA512
6b05f3e0ab05a8887a37a5e4baaf93c4769c28ed4a9f14de055959308dc25bdcd9dcb6edf0ba6440b489fc04bd3640239c6fc695eba748c33f73d92b2061e2bd

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
a65c60e28553d2f1b3109cf00a7130d3

SHA1
34794cf2cadaad7d4681b9940cc880389bc33e37

SHA256
5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a

SHA512
6b05f3e0ab05a8887a37a5e4baaf93c4769c28ed4a9f14de055959308dc25bdcd9dcb6edf0ba6440b489fc04bd3640239c6fc695eba748c33f73d92b2061e2bd

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
a65c60e28553d2f1b3109cf00a7130d3

SHA1
34794cf2cadaad7d4681b9940cc880389bc33e37

SHA256
5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a

SHA512
6b05f3e0ab05a8887a37a5e4baaf93c4769c28ed4a9f14de055959308dc25bdcd9dcb6edf0ba6440b489fc04bd3640239c6fc695eba748c33f73d92b2061e2bd

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
a65c60e28553d2f1b3109cf00a7130d3

SHA1
34794cf2cadaad7d4681b9940cc880389bc33e37

SHA256
5b5c40a87df0ef2e2bf553025033885176bb0e016fb1f9661d8131be6b46764a

SHA512
6b05f3e0ab05a8887a37a5e4baaf93c4769c28ed4a9f14de055959308dc25bdcd9dcb6edf0ba6440b489fc04bd3640239c6fc695eba748c33f73d92b2061e2bd

Download Submit
memory/1052-16-0x0000000000400000-0x0000000000523000-memory.dmp

Filesize
1.1MB

Download
memory/1052-10-0x0000000000000000-mapping.dmp

Download
memory/1080-0-0x0000000000400000-0x0000000000523000-memory.dmp

Filesize
1.1MB

Download
memory/1224-34-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1224-33-0x0000000000411654-mapping.dmp

Download
memory/1224-32-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1504-4-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/1504-5-0x0000000001D80000-0x0000000001E08000-memory.dmp

Filesize
544KB

Download
memory/1504-1-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/1504-3-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/1504-2-0x000000000051B4D0-mapping.dmp

Download
memory/1504-6-0x0000000001F52000-0x0000000001F53000-memory.dmp

Filesize
4KB

Download
memory/1504-7-0x0000000000220000-0x00000000002A3000-memory.dmp

Filesize
524KB

Download
memory/1520-37-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1520-35-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1520-36-0x0000000000442628-mapping.dmp

Download
memory/1632-19-0x000000000051B4D0-mapping.dmp

Download
memory/1632-28-0x0000000000282000-0x0000000000283000-memory.dmp

Filesize
4KB

Download
memory/1632-27-0x0000000002060000-0x00000000020E8000-memory.dmp

Filesize
544KB

Download
memory/1632-26-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/1632-25-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/2024-38-0x000007FEF7800000-0x000007FEF7A7A000-memory.dmp

Filesize
2.5MB

Download