hawkeye | 4e637d411a2b8e4c1195d87a4e0b28cf3c8519cbd1e64c1b4b8cc05f6aa31d9e

Analysis

max time kernel
134s
max time network
118s
platform
windows10_x64
resource
win10v200722
submitted
05/10/2020, 14:21

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General

Target
order05102020.exe
Size 964KB
Sample201005-2cf15eqans
SHA256 4e637d411a2b8e4c1195d87a4e0b28cf3c8519cbd1e64c1b4b8cc05f6aa31d9e
MD5 c8592ab0e8c0714fcee6762dfda12da2
SHA1 e2c55b05591cd9f85362b29092896536a94c9e8a
SHA512 9e199837e60b77f1c0a5712ee2608411a42ef6488550f093b05c3339160028fa2b9ff09511f8734432bfcec10c64b0a08feb8112c10c6eb3362cf475c8d1aa91
MD5 SHA1 SHA512

Score

10^/10

upx keylogger trojan stealer spyware hawkeye persistence

Malware Config

Extracted

Credentials

Protocol
smtp
Host
smtp.amargrand.mn
Port
587
Username
[email protected]
Password
amar8888

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
3916	Windows Update.exe
3852	Windows Update.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2672-1-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral2/memory/2672-3-0x0000000000400000-0x000000000051D000-memory.dmp	upx
behavioral2/memory/2672-4-0x0000000000400000-0x000000000051D000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
3852	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-1-5-21-1400429095-533421673-2598934218-1000\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
13	whatismyipaddress.com
15	whatismyipaddress.com

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3488 set thread context of 2672	3488	order05102020.exe	72
PID 3916 set thread context of 3852	3916	Windows Update.exe	74
PID 3852 set thread context of 1360	3852	Windows Update.exe	79
PID 3852 set thread context of 1008	3852	Windows Update.exe	80

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
3488	order05102020.exe
3488	order05102020.exe
3916	Windows Update.exe
3916	Windows Update.exe
1008	vbc.exe
1008	vbc.exe
3852	Windows Update.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
3488	order05102020.exe
3916	Windows Update.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3852	Windows Update.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3852	Windows Update.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 3488 wrote to memory of 2672	3488	order05102020.exe	72
PID 3488 wrote to memory of 2672	3488	order05102020.exe	72
PID 3488 wrote to memory of 2672	3488	order05102020.exe	72
PID 2672 wrote to memory of 3916	2672	order05102020.exe	73
PID 2672 wrote to memory of 3916	2672	order05102020.exe	73
PID 2672 wrote to memory of 3916	2672	order05102020.exe	73
PID 3916 wrote to memory of 3852	3916	Windows Update.exe	74
PID 3916 wrote to memory of 3852	3916	Windows Update.exe	74
PID 3916 wrote to memory of 3852	3916	Windows Update.exe	74
PID 3852 wrote to memory of 1360	3852	Windows Update.exe	79
PID 3852 wrote to memory of 1360	3852	Windows Update.exe	79
PID 3852 wrote to memory of 1360	3852	Windows Update.exe	79
PID 3852 wrote to memory of 1360	3852	Windows Update.exe	79
PID 3852 wrote to memory of 1360	3852	Windows Update.exe	79
PID 3852 wrote to memory of 1360	3852	Windows Update.exe	79
PID 3852 wrote to memory of 1360	3852	Windows Update.exe	79
PID 3852 wrote to memory of 1360	3852	Windows Update.exe	79
PID 3852 wrote to memory of 1360	3852	Windows Update.exe	79
PID 3852 wrote to memory of 1008	3852	Windows Update.exe	80
PID 3852 wrote to memory of 1008	3852	Windows Update.exe	80
PID 3852 wrote to memory of 1008	3852	Windows Update.exe	80
PID 3852 wrote to memory of 1008	3852	Windows Update.exe	80
PID 3852 wrote to memory of 1008	3852	Windows Update.exe	80
PID 3852 wrote to memory of 1008	3852	Windows Update.exe	80
PID 3852 wrote to memory of 1008	3852	Windows Update.exe	80
PID 3852 wrote to memory of 1008	3852	Windows Update.exe	80
PID 3852 wrote to memory of 1008	3852	Windows Update.exe	80

C:\Users\Admin\AppData\Local\Temp\order05102020.exe
"C:\Users\Admin\AppData\Local\Temp\order05102020.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3488
- C:\Users\Admin\AppData\Local\Temp\order05102020.exe
  "C:\Users\Admin\AppData\Local\Temp\order05102020.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2672
- - 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:3916
  - - 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:3852
    - - 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:1360
    - - 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:1008

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/1008-24-0x0000000000400000-0x0000000000458000-memory.dmp

Download

memory/1008-22-0x0000000000400000-0x0000000000458000-memory.dmp

Download

memory/1360-21-0x0000000000400000-0x000000000041B000-memory.dmp

Download

memory/1360-19-0x0000000000400000-0x000000000041B000-memory.dmp

Download

memory/2672-5-0x0000000002340000-0x00000000023C8000-memory.dmp

Download

memory/2672-6-0x0000000000A22000-0x0000000000A23000-memory.dmp

Download

memory/2672-4-0x0000000000400000-0x000000000051D000-memory.dmp

Download

memory/2672-3-0x0000000000400000-0x000000000051D000-memory.dmp

Download

memory/2672-1-0x0000000000400000-0x000000000051D000-memory.dmp

Download

memory/3488-0-0x0000000000400000-0x00000000004F7000-memory.dmp

Download

memory/3852-16-0x00000000022B0000-0x0000000002338000-memory.dmp

Download

memory/3852-17-0x00000000022A2000-0x00000000022A3000-memory.dmp

Download

memory/3916-10-0x0000000000400000-0x00000000004F7000-memory.dmp

Download