hawkeye | 9d52b33e1184f121f9b086b0296e5e1bf8d224bd9887780d86b01f43da7c85eb

Analysis

max time kernel
143s
max time network
149s
platform
windows10_x64
resource
win10v200430
submitted
24/06/2020, 13:13

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General

Target
po22JUN2020.exe
Size 930KB
Sample200624-dhmdvnwpb6
SHA256 9d52b33e1184f121f9b086b0296e5e1bf8d224bd9887780d86b01f43da7c85eb
MD5 49d059638753562e0a01e97a471bf73c
SHA1 afc830be9b8ecc361ed4447ae53c8273e047ab59
SHA512 4c6a8a52db7d3a5652ba6aedc268d6b0d3ee5e0786d525bdd054b7b6c7380bb6ee49274241c020da479e7029c653c8550e4ce15b12fd65b7956f548b12b93047
MD5 SHA1 SHA512

Score

10^/10

spyware keylogger trojan stealer hawkeye persistence

Malware Config

Signatures

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
3264	po22JUN2020.exe
3264	po22JUN2020.exe
1872	Windows Update.exe
1872	Windows Update.exe
696	vbc.exe
696	vbc.exe
2052	Windows Update.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 3264 wrote to memory of 1224	3264	po22JUN2020.exe	68
PID 3264 wrote to memory of 1224	3264	po22JUN2020.exe	68
PID 3264 wrote to memory of 1224	3264	po22JUN2020.exe	68
PID 1224 wrote to memory of 1872	1224	po22JUN2020.exe	70
PID 1224 wrote to memory of 1872	1224	po22JUN2020.exe	70
PID 1224 wrote to memory of 1872	1224	po22JUN2020.exe	70
PID 1872 wrote to memory of 2052	1872	Windows Update.exe	71
PID 1872 wrote to memory of 2052	1872	Windows Update.exe	71
PID 1872 wrote to memory of 2052	1872	Windows Update.exe	71
PID 2052 wrote to memory of 3976	2052	Windows Update.exe	73
PID 2052 wrote to memory of 3976	2052	Windows Update.exe	73
PID 2052 wrote to memory of 3976	2052	Windows Update.exe	73
PID 2052 wrote to memory of 3976	2052	Windows Update.exe	73
PID 2052 wrote to memory of 3976	2052	Windows Update.exe	73
PID 2052 wrote to memory of 3976	2052	Windows Update.exe	73
PID 2052 wrote to memory of 3976	2052	Windows Update.exe	73
PID 2052 wrote to memory of 3976	2052	Windows Update.exe	73
PID 2052 wrote to memory of 3976	2052	Windows Update.exe	73
PID 2052 wrote to memory of 696	2052	Windows Update.exe	77
PID 2052 wrote to memory of 696	2052	Windows Update.exe	77
PID 2052 wrote to memory of 696	2052	Windows Update.exe	77
PID 2052 wrote to memory of 696	2052	Windows Update.exe	77
PID 2052 wrote to memory of 696	2052	Windows Update.exe	77
PID 2052 wrote to memory of 696	2052	Windows Update.exe	77
PID 2052 wrote to memory of 696	2052	Windows Update.exe	77
PID 2052 wrote to memory of 696	2052	Windows Update.exe	77
PID 2052 wrote to memory of 696	2052	Windows Update.exe	77

Deletes itself 1 IoCs

pid	Process
2052	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
HawkEye
HawkEye is a malware kit that has seen continuous development since at least 2013.
keylogger trojan stealer spyware hawkeye

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3264	po22JUN2020.exe
1872	Windows Update.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2052	Windows Update.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2052	Windows Update.exe

Adds Run entry 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-1-5-21-1231583446-2617009595-2137880041-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Update = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsUpdate.exe"	Windows Update.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3264 set thread context of 1224	3264	po22JUN2020.exe	68
PID 1872 set thread context of 2052	1872	Windows Update.exe	71
PID 2052 set thread context of 3976	2052	Windows Update.exe	73
PID 2052 set thread context of 696	2052	Windows Update.exe	77

Executes dropped EXE 2 IoCs

pid	Process
1872	Windows Update.exe
2052	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.

flow	ioc
5	whatismyipaddress.com
2	whatismyipaddress.com
4	whatismyipaddress.com

UPX packed file 3 IoCs

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

resource	yara_rule
behavioral2/memory/1224-0-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral2/memory/1224-2-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral2/memory/1224-3-0x0000000000400000-0x000000000051D000-memory.dmp	upx

C:\Users\Admin\AppData\Local\Temp\po22JUN2020.exe
"C:\Users\Admin\AppData\Local\Temp\po22JUN2020.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetThreadContext
PID:3264
- C:\Users\Admin\AppData\Local\Temp\po22JUN2020.exe
  "C:\Users\Admin\AppData\Local\Temp\po22JUN2020.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1224
- - C:\Users\Admin\AppData\Roaming\Windows Update.exe
    "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of SetThreadContext
    - Executes dropped EXE
    PID:1872
  - - C:\Users\Admin\AppData\Roaming\Windows Update.exe
      "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      Deletes itself
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      Adds Run entry to start application
      Suspicious use of SetThreadContext
      Executes dropped EXE
      PID:2052
    - - 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:3976
    - - 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:696

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/696-22-0x0000000000400000-0x0000000000458000-memory.dmp

Download

memory/696-20-0x0000000000400000-0x0000000000458000-memory.dmp

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memory/1224-5-0x0000000002252000-0x0000000002253000-memory.dmp

Download

memory/1224-0-0x0000000000400000-0x000000000051D000-memory.dmp

Download

memory/1224-4-0x00000000022F0000-0x0000000002378000-memory.dmp

Download

memory/1224-3-0x0000000000400000-0x000000000051D000-memory.dmp

Download

memory/1224-2-0x0000000000400000-0x000000000051D000-memory.dmp

Download

memory/2052-14-0x0000000002280000-0x0000000002308000-memory.dmp

Download

memory/2052-15-0x0000000000A22000-0x0000000000A23000-memory.dmp

Download

memory/3976-17-0x0000000000400000-0x000000000041B000-memory.dmp

Download

memory/3976-19-0x0000000000400000-0x000000000041B000-memory.dmp

Download