hawkeye_reborn | 4e5861ed6a17036fc582174c31c373fcfa464a6c24a2beab96c540f7883e24ba

General

Target

PO 75410085_Pdf_______________.exe
Size

718KB
MD5

4cf536a025295e6c6360c749b32c9b07
SHA1

8e381356bdc365b47ef17e6e74b5f85329c1efd1
SHA256

623088f292f9cda615bded9d1d9990dfbb3f03943b570054e92d7d6f5a992b3a
SHA512

ac58f3b82afcff9742b9b3dfe45ecb84f47e64903f798580134ccc6522a9d9194e0f881decdc528006c79d0244e65a3fc3f9bf8b84fee0014e8097ed8acdc9ea

Score

10^/10

hawkeye_reborn m00nd3v_logger collection coreentity infostealer keylogger rezer0 spyware stealer trojan

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.1.2.2

Credentials

Protocol: smtp
Host:
smtp.gmail.com
Port:
587
Username:
[email protected]
Password:
tsnewdawn2018

Mutex

18fb0183-a312-4c1a-9aa0-f10270aac54e

Attributes

fields
map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:tsnewdawn2018 _EmailPort:587 _EmailSSL:true _EmailServer:smtp.gmail.com _EmailUsername:[email protected] _ExecutionDelay:10 _FTPPort:0 _FTPSFTP:false _FakeMessageIcon:0 _FakeMessageShow:false _FileBinder:false _HideFile:false _HistoryCleaner:false _Install:false _InstallLocation:0 _InstallStartup:false _InstallStartupPersistance:false _KeyStrokeLogger:false _LogInterval:10 _MeltFile:false _Mutex:18fb0183-a312-4c1a-9aa0-f10270aac54e _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:false _SystemInfo:false _Version:10.1.2.2 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]
name
HawkEye Keylogger - RebornX, Version=10.1.2.2, Culture=neutral, PublicKeyToken=null

Signatures

CoreEntity .NET Packer 1 IoCs

A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.

coreentity

resource	yara_rule
behavioral1/memory/1636-56-0x0000000000260000-0x0000000000268000-memory.dmp	coreentity

HawkEye Reborn
HawkEye Reborn is an enhanced version of the HawkEye malware kit.
keylogger trojan stealer spyware hawkeye_reborn
M00nd3v_Logger
M00nd3v Logger is a .NET stealer/logger targeting passwords from browsers and email clients.
stealer spyware m00nd3v_logger

M00nD3v Logger Payload 6 IoCs

Detects M00nD3v Logger payload in memory.

infostealer

resource	yara_rule
behavioral1/memory/1864-61-0x0000000000400000-0x0000000000490000-memory.dmp	m00nd3v_logger
behavioral1/memory/1864-62-0x0000000000400000-0x0000000000490000-memory.dmp	m00nd3v_logger
behavioral1/memory/1864-63-0x0000000000400000-0x0000000000490000-memory.dmp	m00nd3v_logger
behavioral1/memory/1864-64-0x000000000048A1DE-mapping.dmp	m00nd3v_logger
behavioral1/memory/1864-66-0x0000000000400000-0x0000000000490000-memory.dmp	m00nd3v_logger
behavioral1/memory/1864-68-0x0000000000400000-0x0000000000490000-memory.dmp	m00nd3v_logger

ReZer0 packer 1 IoCs

Detects ReZer0, a packer with multiple versions used in various campaigns.

rezer0

resource	yara_rule
behavioral1/memory/1636-57-0x0000000004CB0000-0x0000000004D46000-memory.dmp	rezer0

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO 75410085_Pdf_______________.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO 75410085_Pdf_______________.exe
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO 75410085_Pdf_______________.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	bot.whatismyipaddress.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1636 set thread context of 1864	1636	PO 75410085_Pdf_______________.exe	30

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1636	PO 75410085_Pdf_______________.exe
1636	PO 75410085_Pdf_______________.exe
1864	PO 75410085_Pdf_______________.exe
1864	PO 75410085_Pdf_______________.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1636	PO 75410085_Pdf_______________.exe
Token: SeDebugPrivilege	1864	PO 75410085_Pdf_______________.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 1860	1636	PO 75410085_Pdf_______________.exe	28
PID 1636 wrote to memory of 1860	1636	PO 75410085_Pdf_______________.exe	28
PID 1636 wrote to memory of 1860	1636	PO 75410085_Pdf_______________.exe	28
PID 1636 wrote to memory of 1860	1636	PO 75410085_Pdf_______________.exe	28
PID 1636 wrote to memory of 1632	1636	PO 75410085_Pdf_______________.exe	29
PID 1636 wrote to memory of 1632	1636	PO 75410085_Pdf_______________.exe	29
PID 1636 wrote to memory of 1632	1636	PO 75410085_Pdf_______________.exe	29
PID 1636 wrote to memory of 1632	1636	PO 75410085_Pdf_______________.exe	29
PID 1636 wrote to memory of 1864	1636	PO 75410085_Pdf_______________.exe	30
PID 1636 wrote to memory of 1864	1636	PO 75410085_Pdf_______________.exe	30
PID 1636 wrote to memory of 1864	1636	PO 75410085_Pdf_______________.exe	30
PID 1636 wrote to memory of 1864	1636	PO 75410085_Pdf_______________.exe	30
PID 1636 wrote to memory of 1864	1636	PO 75410085_Pdf_______________.exe	30
PID 1636 wrote to memory of 1864	1636	PO 75410085_Pdf_______________.exe	30
PID 1636 wrote to memory of 1864	1636	PO 75410085_Pdf_______________.exe	30
PID 1636 wrote to memory of 1864	1636	PO 75410085_Pdf_______________.exe	30
PID 1636 wrote to memory of 1864	1636	PO 75410085_Pdf_______________.exe	30

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO 75410085_Pdf_______________.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO 75410085_Pdf_______________.exe

C:\Users\Admin\AppData\Local\Temp\PO 75410085_Pdf_______________.exe
"C:\Users\Admin\AppData\Local\Temp\PO 75410085_Pdf_______________.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Users\Admin\AppData\Local\Temp\PO 75410085_Pdf_______________.exe
  "{path}"
  2⤵
  PID:1860
- C:\Users\Admin\AppData\Local\Temp\PO 75410085_Pdf_______________.exe
  "{path}"
  2⤵
  PID:1632
- C:\Users\Admin\AppData\Local\Temp\PO 75410085_Pdf_______________.exe
  "{path}"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1864

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1636-54-0x0000000000270000-0x000000000032A000-memory.dmp

Filesize
744KB

Download
memory/1636-55-0x0000000076011000-0x0000000076013000-memory.dmp

Filesize
8KB

Download
memory/1636-56-0x0000000000260000-0x0000000000268000-memory.dmp

Filesize
32KB

Download
memory/1636-57-0x0000000004CB0000-0x0000000004D46000-memory.dmp

Filesize
600KB

Download
memory/1864-58-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/1864-59-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/1864-61-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/1864-62-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/1864-63-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/1864-66-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/1864-68-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/1864-69-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/1864-71-0x0000000004B75000-0x0000000004B86000-memory.dmp

Filesize
68KB

Download

Analysis

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