hawkeye | e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7

Analysis

max time kernel
151s
max time network
115s
platform
windows7_x64
resource
win7v20201028
submitted
13-11-2020 15:35

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General

Target

e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe
Size

1.1MB
MD5

82871b4cfecba1ab1f10cd22e0dd1ee8
SHA1

891bf6d956808e638d296c9a90f5aa331f781998
SHA256

e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7
SHA512

b7ef604e87ddf2c1fcf9bea71fcb0d4eecc25a2db90f92f99bc9f816249075029e2baad308fb1e86a03541dfb473b9ff8e3a8ee2aa4b9fd84b445e896c761511

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

796 Windows Update.exe
588 Windows Update.exe

pid	process
796	Windows Update.exe
588	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/1972-1-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral1/memory/1972-3-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral1/memory/1972-4-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral1/memory/588-25-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral1/memory/588-26-0x0000000000400000-0x000000000051D000-memory.dmp	upx

Deletes itself 1 IoCs

Processes:

Windows Update.exe

pid process

588 Windows Update.exe

pid	process
588	Windows Update.exe

Loads dropped DLL 8 IoCs

Processes:

e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exeWindows Update.exeWindows Update.exe

pid	process
1972	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe
796	Windows Update.exe
796	Windows Update.exe
796	Windows Update.exe
796	Windows Update.exe
588	Windows Update.exe
588	Windows Update.exe
588	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-1-5-21-3825035466-2522850611-591511364-1000\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

12 whatismyipaddress.com
9 whatismyipaddress.com
11 whatismyipaddress.com

flow	ioc
12	whatismyipaddress.com
9	whatismyipaddress.com
11	whatismyipaddress.com

Suspicious use of SetThreadContext 4 IoCs

Processes:

e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exeWindows Update.exeWindows Update.exe

description	pid	process	target process
PID 752 set thread context of 1972	752	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe
PID 796 set thread context of 588	796	Windows Update.exe	Windows Update.exe
PID 588 set thread context of 2004	588	Windows Update.exe	vbc.exe
PID 588 set thread context of 1960	588	Windows Update.exe	vbc.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exeWindows Update.exeWindows Update.exe

pid process

752 e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe
796 Windows Update.exe
588 Windows Update.exe
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exeWindows Update.exe

pid process

752 e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe
796 Windows Update.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Windows Update.exe

description pid process

Token: SeDebugPrivilege 588 Windows Update.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Windows Update.exe

pid process

588 Windows Update.exe

pid	process
752	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe
796	Windows Update.exe
588	Windows Update.exe

pid	process
752	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe
796	Windows Update.exe

description	pid	process
Token: SeDebugPrivilege	588	Windows Update.exe

pid	process
588	Windows Update.exe

Suspicious use of WriteProcessMemory 44 IoCs

Processes:

e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exee5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exeWindows Update.exeWindows Update.exe

description	pid	process	target process
PID 752 wrote to memory of 1972	752	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe
PID 752 wrote to memory of 1972	752	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe
PID 752 wrote to memory of 1972	752	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe
PID 752 wrote to memory of 1972	752	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe
PID 1972 wrote to memory of 796	1972	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe	Windows Update.exe
PID 1972 wrote to memory of 796	1972	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe	Windows Update.exe
PID 1972 wrote to memory of 796	1972	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe	Windows Update.exe
PID 1972 wrote to memory of 796	1972	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe	Windows Update.exe
PID 1972 wrote to memory of 796	1972	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe	Windows Update.exe
PID 1972 wrote to memory of 796	1972	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe	Windows Update.exe
PID 1972 wrote to memory of 796	1972	e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe	Windows Update.exe
PID 796 wrote to memory of 588	796	Windows Update.exe	Windows Update.exe
PID 796 wrote to memory of 588	796	Windows Update.exe	Windows Update.exe
PID 796 wrote to memory of 588	796	Windows Update.exe	Windows Update.exe
PID 796 wrote to memory of 588	796	Windows Update.exe	Windows Update.exe
PID 796 wrote to memory of 588	796	Windows Update.exe	Windows Update.exe
PID 796 wrote to memory of 588	796	Windows Update.exe	Windows Update.exe
PID 796 wrote to memory of 588	796	Windows Update.exe	Windows Update.exe
PID 588 wrote to memory of 2004	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 2004	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 2004	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 2004	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 2004	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 2004	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 2004	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 2004	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 2004	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 2004	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 2004	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 2004	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 2004	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 1960	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 1960	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 1960	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 1960	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 1960	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 1960	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 1960	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 1960	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 1960	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 1960	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 1960	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 1960	588	Windows Update.exe	vbc.exe
PID 588 wrote to memory of 1960	588	Windows Update.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe
"C:\Users\Admin\AppData\Local\Temp\e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:752

C:\Users\Admin\AppData\Local\Temp\e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe
"C:\Users\Admin\AppData\Local\Temp\e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7.exe"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1972

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:796

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:588

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:2004

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:1960

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
4297011dcb31de43adf752866a417362

SHA1
ec594fef0b8211746517ae79b03f1400d2a53483

SHA256
79dba9dc25147af48f8d2d3727d71cb7396b0c3b2a5ef2db2e652cbc24294b10

SHA512
b27a039fd4a2626b28cc3c08278013221e63f964a316a881df6c885ea7f585febbc28f1514750355b1ea3db6e7bbf851f1d2e44f3c3cb8ada62483d48ef05a33

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
82871b4cfecba1ab1f10cd22e0dd1ee8

SHA1
891bf6d956808e638d296c9a90f5aa331f781998

SHA256
e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7

SHA512
b7ef604e87ddf2c1fcf9bea71fcb0d4eecc25a2db90f92f99bc9f816249075029e2baad308fb1e86a03541dfb473b9ff8e3a8ee2aa4b9fd84b445e896c761511

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
82871b4cfecba1ab1f10cd22e0dd1ee8

SHA1
891bf6d956808e638d296c9a90f5aa331f781998

SHA256
e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7

SHA512
b7ef604e87ddf2c1fcf9bea71fcb0d4eecc25a2db90f92f99bc9f816249075029e2baad308fb1e86a03541dfb473b9ff8e3a8ee2aa4b9fd84b445e896c761511

Download Submit
C:\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
82871b4cfecba1ab1f10cd22e0dd1ee8

SHA1
891bf6d956808e638d296c9a90f5aa331f781998

SHA256
e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7

SHA512
b7ef604e87ddf2c1fcf9bea71fcb0d4eecc25a2db90f92f99bc9f816249075029e2baad308fb1e86a03541dfb473b9ff8e3a8ee2aa4b9fd84b445e896c761511

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
82871b4cfecba1ab1f10cd22e0dd1ee8

SHA1
891bf6d956808e638d296c9a90f5aa331f781998

SHA256
e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7

SHA512
b7ef604e87ddf2c1fcf9bea71fcb0d4eecc25a2db90f92f99bc9f816249075029e2baad308fb1e86a03541dfb473b9ff8e3a8ee2aa4b9fd84b445e896c761511

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
82871b4cfecba1ab1f10cd22e0dd1ee8

SHA1
891bf6d956808e638d296c9a90f5aa331f781998

SHA256
e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7

SHA512
b7ef604e87ddf2c1fcf9bea71fcb0d4eecc25a2db90f92f99bc9f816249075029e2baad308fb1e86a03541dfb473b9ff8e3a8ee2aa4b9fd84b445e896c761511

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
82871b4cfecba1ab1f10cd22e0dd1ee8

SHA1
891bf6d956808e638d296c9a90f5aa331f781998

SHA256
e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7

SHA512
b7ef604e87ddf2c1fcf9bea71fcb0d4eecc25a2db90f92f99bc9f816249075029e2baad308fb1e86a03541dfb473b9ff8e3a8ee2aa4b9fd84b445e896c761511

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
82871b4cfecba1ab1f10cd22e0dd1ee8

SHA1
891bf6d956808e638d296c9a90f5aa331f781998

SHA256
e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7

SHA512
b7ef604e87ddf2c1fcf9bea71fcb0d4eecc25a2db90f92f99bc9f816249075029e2baad308fb1e86a03541dfb473b9ff8e3a8ee2aa4b9fd84b445e896c761511

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
82871b4cfecba1ab1f10cd22e0dd1ee8

SHA1
891bf6d956808e638d296c9a90f5aa331f781998

SHA256
e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7

SHA512
b7ef604e87ddf2c1fcf9bea71fcb0d4eecc25a2db90f92f99bc9f816249075029e2baad308fb1e86a03541dfb473b9ff8e3a8ee2aa4b9fd84b445e896c761511

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
82871b4cfecba1ab1f10cd22e0dd1ee8

SHA1
891bf6d956808e638d296c9a90f5aa331f781998

SHA256
e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7

SHA512
b7ef604e87ddf2c1fcf9bea71fcb0d4eecc25a2db90f92f99bc9f816249075029e2baad308fb1e86a03541dfb473b9ff8e3a8ee2aa4b9fd84b445e896c761511

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
82871b4cfecba1ab1f10cd22e0dd1ee8

SHA1
891bf6d956808e638d296c9a90f5aa331f781998

SHA256
e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7

SHA512
b7ef604e87ddf2c1fcf9bea71fcb0d4eecc25a2db90f92f99bc9f816249075029e2baad308fb1e86a03541dfb473b9ff8e3a8ee2aa4b9fd84b445e896c761511

Download Submit
\Users\Admin\AppData\Roaming\Windows Update.exe
MD5
82871b4cfecba1ab1f10cd22e0dd1ee8

SHA1
891bf6d956808e638d296c9a90f5aa331f781998

SHA256
e5c3dfaff91dff6288a74933d6153f6ce498970a06016168840da65290765fa7

SHA512
b7ef604e87ddf2c1fcf9bea71fcb0d4eecc25a2db90f92f99bc9f816249075029e2baad308fb1e86a03541dfb473b9ff8e3a8ee2aa4b9fd84b445e896c761511

Download Submit
memory/588-26-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/588-25-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/588-27-0x0000000001FD0000-0x0000000002058000-memory.dmp

Filesize
544KB

Download
memory/588-28-0x0000000001FC2000-0x0000000001FC3000-memory.dmp

Filesize
4KB

Download
memory/588-19-0x000000000051B4D0-mapping.dmp

Download
memory/752-0-0x0000000000400000-0x0000000000523000-memory.dmp

Filesize
1.1MB

Download
memory/796-16-0x0000000000400000-0x0000000000523000-memory.dmp

Filesize
1.1MB

Download
memory/796-10-0x0000000000000000-mapping.dmp

Download
memory/916-39-0x000007FEF6350000-0x000007FEF65CA000-memory.dmp

Filesize
2.5MB

Download
memory/1960-36-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1960-38-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/1960-37-0x0000000000442628-mapping.dmp

Download
memory/1972-2-0x000000000051B4D0-mapping.dmp

Download
memory/1972-5-0x0000000001DF0000-0x0000000001E78000-memory.dmp

Filesize
544KB

Download
memory/1972-4-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/1972-6-0x0000000001FB2000-0x0000000001FB3000-memory.dmp

Filesize
4KB

Download
memory/1972-1-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/1972-3-0x0000000000400000-0x000000000051D000-memory.dmp

Filesize
1.1MB

Download
memory/1972-7-0x00000000002E0000-0x0000000000363000-memory.dmp

Filesize
524KB

Download
memory/2004-32-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/2004-33-0x0000000000411654-mapping.dmp

Download
memory/2004-34-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download