hawkeye | a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05

General

Target

a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe
Size

962KB
MD5

01c03727d5d9f94fc7c47a622effc217
SHA1

a7a446111da017ee275964af46ac71ff7745c7f6
SHA256

a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05
SHA512

84d8f982bfb57fee01b989d74212739b53a81bd3a34a19324a209ef6a1a20c055470c161d60a42e6d2fc17fee5058c8f813d2d1824aaf67ec90c6c089756cc72

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

4408 Windows Update.exe
3920 Windows Update.exe

pid	process
4408	Windows Update.exe
3920	Windows Update.exe

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4196-1-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral2/memory/4196-3-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral2/memory/4196-4-0x0000000000400000-0x000000000051D000-memory.dmp	upx

Deletes itself 1 IoCs

Processes:

Windows Update.exe

pid process

3920 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

pid	process
3920	Windows Update.exe

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-1-5-21-3341490333-719741536-2920803124-1000\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 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

9 whatismyipaddress.com
14 whatismyipaddress.com

flow	ioc
9	whatismyipaddress.com
14	whatismyipaddress.com

Suspicious use of SetThreadContext 4 IoCs

Processes:

a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exeWindows Update.exeWindows Update.exe

description	pid	process	target process
PID 4800 set thread context of 4196	4800	a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe	a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe
PID 4408 set thread context of 3920	4408	Windows Update.exe	Windows Update.exe
PID 3920 set thread context of 1872	3920	Windows Update.exe	vbc.exe
PID 3920 set thread context of 2100	3920	Windows Update.exe	vbc.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

Processes:

a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exeWindows Update.exevbc.exeWindows Update.exe

pid	process
4800	a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe
4800	a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe
4408	Windows Update.exe
4408	Windows Update.exe
2100	vbc.exe
2100	vbc.exe
3920	Windows Update.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exeWindows Update.exe

pid process

4800 a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe
4408 Windows Update.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Windows Update.exe

description pid process

Token: SeDebugPrivilege 3920 Windows Update.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Windows Update.exe

pid process

3920 Windows Update.exe

description	pid	process
Token: SeDebugPrivilege	3920	Windows Update.exe

pid	process
3920	Windows Update.exe

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exea68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exeWindows Update.exeWindows Update.exe

description	pid	process	target process
PID 4800 wrote to memory of 4196	4800	a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe	a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe
PID 4800 wrote to memory of 4196	4800	a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe	a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe
PID 4800 wrote to memory of 4196	4800	a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe	a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe
PID 4196 wrote to memory of 4408	4196	a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe	Windows Update.exe
PID 4196 wrote to memory of 4408	4196	a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe	Windows Update.exe
PID 4196 wrote to memory of 4408	4196	a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe	Windows Update.exe
PID 4408 wrote to memory of 3920	4408	Windows Update.exe	Windows Update.exe
PID 4408 wrote to memory of 3920	4408	Windows Update.exe	Windows Update.exe
PID 4408 wrote to memory of 3920	4408	Windows Update.exe	Windows Update.exe
PID 3920 wrote to memory of 1872	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 1872	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 1872	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 1872	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 1872	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 1872	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 1872	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 1872	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 1872	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 2100	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 2100	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 2100	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 2100	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 2100	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 2100	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 2100	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 2100	3920	Windows Update.exe	vbc.exe
PID 3920 wrote to memory of 2100	3920	Windows Update.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe
"C:\Users\Admin\AppData\Local\Temp\a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4800

C:\Users\Admin\AppData\Local\Temp\a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe
"C:\Users\Admin\AppData\Local\Temp\a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4196

C:\Users\Admin\AppData\Roaming\Windows Update.exe
"C:\Users\Admin\AppData\Roaming\Windows Update.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4408

C:\Users\Admin\AppData\Roaming\Windows Update.exe
"C:\Users\Admin\AppData\Roaming\Windows Update.exe"
4⤵
- Executes dropped EXE
- Deletes itself
- 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:3920

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:1872

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 behavior: EnumeratesProcesses
PID:2100

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

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
MD5
fcb560d8ba1bb5ad7affcbe039d05b6f

SHA1
92d69864e8a67e1c39af5d48a62c319713a24cd3

SHA256
916c8f51776a31b1edcd6f6d5402cde1d76cc018afa8692590ef440b65523323

SHA512
8cf80ad02abc31be6abf505276eb7770f60a892de9dd8ba5bd6fc57077a181edee654e5c368be249e294fe97c2d33448b554fa3a09d049e7a37be98777fe37c6

Download Submit
C:\Users\Admin\AppData\Local\Temp\holderwb.txt
MD5
f94dc819ca773f1e3cb27abbc9e7fa27

SHA1
9a7700efadc5ea09ab288544ef1e3cd876255086

SHA256
a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

SHA512
72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
01c03727d5d9f94fc7c47a622effc217

SHA1
a7a446111da017ee275964af46ac71ff7745c7f6

SHA256
a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05

SHA512
84d8f982bfb57fee01b989d74212739b53a81bd3a34a19324a209ef6a1a20c055470c161d60a42e6d2fc17fee5058c8f813d2d1824aaf67ec90c6c089756cc72

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
01c03727d5d9f94fc7c47a622effc217

SHA1
a7a446111da017ee275964af46ac71ff7745c7f6

SHA256
a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05

SHA512
84d8f982bfb57fee01b989d74212739b53a81bd3a34a19324a209ef6a1a20c055470c161d60a42e6d2fc17fee5058c8f813d2d1824aaf67ec90c6c089756cc72

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
01c03727d5d9f94fc7c47a622effc217

SHA1
a7a446111da017ee275964af46ac71ff7745c7f6

SHA256
a68aaf370bd46ec00abef5b522d5c6faf6c1beff6a3af3098e4a6dd1e25fce05

SHA512
84d8f982bfb57fee01b989d74212739b53a81bd3a34a19324a209ef6a1a20c055470c161d60a42e6d2fc17fee5058c8f813d2d1824aaf67ec90c6c089756cc72

Download Submit
memory/1872-21-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1872-20-0x0000000000411654-mapping.dmp

Download
memory/1872-19-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2100-22-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2100-23-0x0000000000442628-mapping.dmp

Download
memory/2100-24-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/3920-17-0x0000000002122000-0x0000000002123000-memory.dmp

Filesize
4KB

Download
memory/3920-12-0x000000000051B4D0-mapping.dmp

Download
memory/3920-16-0x0000000002250000-0x00000000022D8000-memory.dmp

Filesize
544KB

Download
memory/4196-5-0x0000000002340000-0x00000000023C8000-memory.dmp

Filesize
544KB

Download
memory/4196-6-0x0000000002332000-0x0000000002333000-memory.dmp

Filesize
4KB

Download
memory/4196-4-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/4196-3-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/4196-2-0x000000000051B4D0-mapping.dmp

Download
memory/4196-1-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/4408-10-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download
memory/4408-7-0x0000000000000000-mapping.dmp

Download
memory/4800-0-0x0000000000400000-0x00000000004F6000-memory.dmp

Filesize
984KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads