hawkeye | edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de

Analysis

max time kernel
145s
max time network
125s
platform
windows10_x64
resource
win10v20201028
submitted
10/11/2020, 11:48

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General

Target
edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de.exe
Size 963KB
Sample201110-6t15babyl6
SHA256 edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de
MD5 779a782da783913ef6779a186d790dd3
SHA1 19e791409ddc121d4222a1d9a9c0a27bfb0c2591
SHA512 b888063356a9c48ea363c0d0d7616a2d36315dcb26198f86e50428fb81ec30c85709f116ebbf3e19ccc66074bbccf3abbbaf6aa44f882b7528c669b39bff7cea
MD5 SHA1 SHA512

Score

10^/10

hawkeye keylogger persistence spyware stealer trojan upx

Malware Config

Extracted

Credentials

Protocol
smtp
Host
smtp.casalsmd.com
Port
587
Username
[email protected]
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

pid	Process
3108	Windows Update.exe
4180	Windows Update.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4144-1-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral2/memory/4144-3-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral2/memory/4144-4-0x0000000000400000-0x000000000051D000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
4180	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

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.

flow	ioc
16	whatismyipaddress.com
18	whatismyipaddress.com

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 4680 set thread context of 4144	4680	edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de.exe	74
PID 3108 set thread context of 4180	3108	Windows Update.exe	77
PID 4180 set thread context of 4388	4180	Windows Update.exe	81
PID 4180 set thread context of 4472	4180	Windows Update.exe	82

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
4680	edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de.exe
4680	edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de.exe
3108	Windows Update.exe
3108	Windows Update.exe
4472	vbc.exe
4472	vbc.exe
4180	Windows Update.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
4680	edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de.exe
3108	Windows Update.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4180	Windows Update.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4180	Windows Update.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 4680 wrote to memory of 4144	4680	edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de.exe	74
PID 4680 wrote to memory of 4144	4680	edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de.exe	74
PID 4680 wrote to memory of 4144	4680	edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de.exe	74
PID 4144 wrote to memory of 3108	4144	edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de.exe	76
PID 4144 wrote to memory of 3108	4144	edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de.exe	76
PID 4144 wrote to memory of 3108	4144	edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de.exe	76
PID 3108 wrote to memory of 4180	3108	Windows Update.exe	77
PID 3108 wrote to memory of 4180	3108	Windows Update.exe	77
PID 3108 wrote to memory of 4180	3108	Windows Update.exe	77
PID 4180 wrote to memory of 4388	4180	Windows Update.exe	81
PID 4180 wrote to memory of 4388	4180	Windows Update.exe	81
PID 4180 wrote to memory of 4388	4180	Windows Update.exe	81
PID 4180 wrote to memory of 4388	4180	Windows Update.exe	81
PID 4180 wrote to memory of 4388	4180	Windows Update.exe	81
PID 4180 wrote to memory of 4388	4180	Windows Update.exe	81
PID 4180 wrote to memory of 4388	4180	Windows Update.exe	81
PID 4180 wrote to memory of 4388	4180	Windows Update.exe	81
PID 4180 wrote to memory of 4388	4180	Windows Update.exe	81
PID 4180 wrote to memory of 4472	4180	Windows Update.exe	82
PID 4180 wrote to memory of 4472	4180	Windows Update.exe	82
PID 4180 wrote to memory of 4472	4180	Windows Update.exe	82
PID 4180 wrote to memory of 4472	4180	Windows Update.exe	82
PID 4180 wrote to memory of 4472	4180	Windows Update.exe	82
PID 4180 wrote to memory of 4472	4180	Windows Update.exe	82
PID 4180 wrote to memory of 4472	4180	Windows Update.exe	82
PID 4180 wrote to memory of 4472	4180	Windows Update.exe	82
PID 4180 wrote to memory of 4472	4180	Windows Update.exe	82

C:\Users\Admin\AppData\Local\Temp\edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de.exe
"C:\Users\Admin\AppData\Local\Temp\edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4680
- C:\Users\Admin\AppData\Local\Temp\edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de.exe
  "C:\Users\Admin\AppData\Local\Temp\edd918de1d207f2a922943b7d437e677109e71dd8bc2c326740cbe4d1fad36de.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4144
- - 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:3108
  - - 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:4180
    - - 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:4388
    - - 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:4472

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/3108-10-0x0000000000400000-0x00000000004F7000-memory.dmp

Download

memory/4144-6-0x00000000023E2000-0x00000000023E3000-memory.dmp

Download

memory/4144-5-0x0000000002280000-0x0000000002308000-memory.dmp

Download

memory/4144-4-0x0000000000400000-0x000000000051D000-memory.dmp

Download

memory/4144-1-0x0000000000400000-0x000000000051D000-memory.dmp

Download

memory/4144-3-0x0000000000400000-0x000000000051D000-memory.dmp

Download

memory/4180-16-0x0000000002300000-0x0000000002388000-memory.dmp

Download

memory/4180-17-0x00000000022F2000-0x00000000022F3000-memory.dmp

Download

memory/4388-21-0x0000000000400000-0x000000000041B000-memory.dmp

Download

memory/4388-19-0x0000000000400000-0x000000000041B000-memory.dmp

Download

memory/4472-22-0x0000000000400000-0x0000000000458000-memory.dmp

Download

memory/4472-24-0x0000000000400000-0x0000000000458000-memory.dmp

Download

memory/4680-0-0x0000000000400000-0x00000000004F7000-memory.dmp

Download