hawkeye_reborn | b74fb19b578a74d705708b87c70735ce4e8fd0a80ccb3c5d677ccc739649f708

Analysis

max time kernel
94s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
01/08/2024, 01:30

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General

Target
2610472c092f7cff5ccd42946e72cde0N.exe
Size 2.0MB
Sample240801-bwvnsavalk
SHA256 b74fb19b578a74d705708b87c70735ce4e8fd0a80ccb3c5d677ccc739649f708
MD5 2610472c092f7cff5ccd42946e72cde0
SHA1 230c68801172769aa3c3ccfd09f5d596dbf4099c
SHA512 6d440d72073d3007fefe8f07a76c08740875ed7b2911df5d151a09ebffd9c645532fba639a7382c2a16360b578d3ad62e1df56455a62d4c340d5a110d014e0eb
SSDEEP 49152:DVg5tQ7aeCUBJ2uUkVWArKbXpQgAv2xG62tfviOb5:Zg56wSJrUkQAOpQgAv2g6Ii
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

hawkeye_reborn collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.0

Credentials

Protocol
ftp
Host
ftp.sppneumologia.pt
Port
21
Username
[email protected]
Password
bathram0123@!

Mutex

21cda385-e3c5-4953-b3d1-bcff85cd50f6

Attributes

fields
map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:false _Delivery:2 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPort:0 _EmailSSL:false _ExecutionDelay:10 _FTPPassword:bathram0123@! _FTPPort:21 _FTPSFTP:true _FTPServer:ftp.sppneumologia.pt _FTPUsername:[email protected] _FakeMessageIcon:0 _FakeMessageShow:false _FileBinder:false _HideFile:false _HistoryCleaner:false _Install:false _InstallLocation:0 _InstallStartup:false _InstallStartupPersistance:false _KeyStrokeLogger:false _LogInterval:43800 _MeltFile:false _Mutex:21cda385-e3c5-4953-b3d1-bcff85cd50f6 _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:false _SystemInfo:false _Version:10.0.0.0 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]
name
HawkEye RebornX, Version=10.0.0.0, Culture=neutral, PublicKeyToken=null

Signatures

HawkEye Reborn
HawkEye Reborn is an enhanced version of the HawkEye malware kit.
keylogger trojan stealer spyware hawkeye_reborn
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Detected Nirsoft tools 8 IoCs

Free utilities often used by attackers which can steal passwords, product keys, etc.

resource	yara_rule
behavioral2/memory/2920-7-0x0000000000400000-0x000000000045C000-memory.dmp	Nirsoft
behavioral2/memory/2920-9-0x0000000000400000-0x000000000045C000-memory.dmp	Nirsoft
behavioral2/memory/2920-10-0x0000000000400000-0x000000000045C000-memory.dmp	Nirsoft
behavioral2/memory/2920-16-0x0000000000400000-0x000000000045C000-memory.dmp	Nirsoft
behavioral2/memory/4236-18-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft
behavioral2/memory/4236-20-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft
behavioral2/memory/4236-21-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft
behavioral2/memory/4236-24-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft

NirSoft MailPassView 4 IoCs

Password recovery tool for various email clients

resource	yara_rule
behavioral2/memory/4236-18-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView
behavioral2/memory/4236-20-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView
behavioral2/memory/4236-21-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView
behavioral2/memory/4236-24-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 4 IoCs

Password recovery tool for various web browsers

resource	yara_rule
behavioral2/memory/2920-7-0x0000000000400000-0x000000000045C000-memory.dmp	WebBrowserPassView
behavioral2/memory/2920-9-0x0000000000400000-0x000000000045C000-memory.dmp	WebBrowserPassView
behavioral2/memory/2920-10-0x0000000000400000-0x000000000045C000-memory.dmp	WebBrowserPassView
behavioral2/memory/2920-16-0x0000000000400000-0x000000000045C000-memory.dmp	WebBrowserPassView

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1266786182-1874524688-71015548-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts	vbc.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
30	bot.whatismyipaddress.com

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 5032 set thread context of 3924	5032	2610472c092f7cff5ccd42946e72cde0N.exe	87
PID 3924 set thread context of 2920	3924	RegAsm.exe	89
PID 3924 set thread context of 4236	3924	RegAsm.exe	90

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2610472c092f7cff5ccd42946e72cde0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2920	vbc.exe
2920	vbc.exe
2920	vbc.exe
2920	vbc.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
5032	2610472c092f7cff5ccd42946e72cde0N.exe
5032	2610472c092f7cff5ccd42946e72cde0N.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
5032	2610472c092f7cff5ccd42946e72cde0N.exe
5032	2610472c092f7cff5ccd42946e72cde0N.exe
5032	2610472c092f7cff5ccd42946e72cde0N.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
5032	2610472c092f7cff5ccd42946e72cde0N.exe
5032	2610472c092f7cff5ccd42946e72cde0N.exe
5032	2610472c092f7cff5ccd42946e72cde0N.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 2580	5032	2610472c092f7cff5ccd42946e72cde0N.exe	86
PID 5032 wrote to memory of 2580	5032	2610472c092f7cff5ccd42946e72cde0N.exe	86
PID 5032 wrote to memory of 2580	5032	2610472c092f7cff5ccd42946e72cde0N.exe	86
PID 5032 wrote to memory of 3924	5032	2610472c092f7cff5ccd42946e72cde0N.exe	87
PID 5032 wrote to memory of 3924	5032	2610472c092f7cff5ccd42946e72cde0N.exe	87
PID 5032 wrote to memory of 3924	5032	2610472c092f7cff5ccd42946e72cde0N.exe	87
PID 5032 wrote to memory of 3924	5032	2610472c092f7cff5ccd42946e72cde0N.exe	87
PID 3924 wrote to memory of 2920	3924	RegAsm.exe	89
PID 3924 wrote to memory of 2920	3924	RegAsm.exe	89
PID 3924 wrote to memory of 2920	3924	RegAsm.exe	89
PID 3924 wrote to memory of 2920	3924	RegAsm.exe	89
PID 3924 wrote to memory of 2920	3924	RegAsm.exe	89
PID 3924 wrote to memory of 2920	3924	RegAsm.exe	89
PID 3924 wrote to memory of 2920	3924	RegAsm.exe	89
PID 3924 wrote to memory of 2920	3924	RegAsm.exe	89
PID 3924 wrote to memory of 2920	3924	RegAsm.exe	89
PID 3924 wrote to memory of 4236	3924	RegAsm.exe	90
PID 3924 wrote to memory of 4236	3924	RegAsm.exe	90
PID 3924 wrote to memory of 4236	3924	RegAsm.exe	90
PID 3924 wrote to memory of 4236	3924	RegAsm.exe	90
PID 3924 wrote to memory of 4236	3924	RegAsm.exe	90
PID 3924 wrote to memory of 4236	3924	RegAsm.exe	90
PID 3924 wrote to memory of 4236	3924	RegAsm.exe	90
PID 3924 wrote to memory of 4236	3924	RegAsm.exe	90
PID 3924 wrote to memory of 4236	3924	RegAsm.exe	90

C:\Users\Admin\AppData\Local\Temp\2610472c092f7cff5ccd42946e72cde0N.exe
"C:\Users\Admin\AppData\Local\Temp\2610472c092f7cff5ccd42946e72cde0N.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:5032
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
  2⤵
  PID:2580
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\RegAsm.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3924
- - 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\tmpD64B.tmp"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:2920
- - 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\tmpDA53.tmp"
    3⤵
    - Accesses Microsoft Outlook accounts
    - System Location Discovery: System Language Discovery
    PID:4236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scripting

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

T1064

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

tmpD64B.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpD64B.tmp
Size 4KB
SHA256 07443957fc6ce9a7ad498153e17362e2b54167751156a360469ccbda7b1f45c5
MD5 05061c902d131e95405799d5c89e8440
SHA1 b519cb689dffb829ef16be2bab80e57aad05d386
SHA512 8f2cd0b09c3f0e19fd8d3f3a739c698ce683fe0fd092468c4bb5a756bce062e2a36ce0f5426526e25be454250a4a634df2f38358c82fe1318e77e7be677ad3fa
SSDEEP 48:wvvv0bxfvvcbxfdvv0bxBvv0bxakvv0b7:mv+xv2p1v+Pv+bv+7
MD5 SHA1 SHA512 SSDEEP

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memory/2920-7-0x0000000000400000-0x000000000045C000-memory.dmp

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memory/2920-16-0x0000000000400000-0x000000000045C000-memory.dmp

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memory/2920-10-0x0000000000400000-0x000000000045C000-memory.dmp

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memory/2920-9-0x0000000000400000-0x000000000045C000-memory.dmp

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memory/3924-4-0x00000000751E0000-0x0000000075791000-memory.dmp

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memory/3924-5-0x00000000751E0000-0x0000000075791000-memory.dmp

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memory/3924-3-0x00000000751E2000-0x00000000751E3000-memory.dmp

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memory/3924-2-0x0000000000400000-0x0000000000490000-memory.dmp

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memory/3924-25-0x00000000751E2000-0x00000000751E3000-memory.dmp

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memory/3924-26-0x00000000751E0000-0x0000000075791000-memory.dmp

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memory/4236-18-0x0000000000400000-0x000000000041C000-memory.dmp

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memory/4236-20-0x0000000000400000-0x000000000041C000-memory.dmp

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memory/4236-21-0x0000000000400000-0x000000000041C000-memory.dmp

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memory/4236-22-0x0000000000420000-0x00000000004E9000-memory.dmp

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memory/4236-24-0x0000000000400000-0x000000000041C000-memory.dmp

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memory/5032-0-0x0000000005380000-0x0000000005495000-memory.dmp

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memory/5032-1-0x0000000005260000-0x0000000005375000-memory.dmp

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