hawkeye_reborn | dbbbfe06f9c52a420edf56ba6acec45a8274a0aca07056ad9f12146309d6a6f4

General

Target

330102020 pdf.exe
Size

912KB
MD5

580d2373c37e5781fda8f1c9495e9c4d
SHA1

279cea6b3100406e9093c3981249e21753086c85
SHA256

12ac133adac3300ae93a8ad238cc19d4c790c2c710549f97332510fccf8ddf40
SHA512

a4033b6cfd24de7f21fc102a5df9d0de5f17f9b880fa0676310124bd92c7e232fa68203bfd4dfc598438d64614e54deb2a20d59fcf025303ba60366d1e529795
SSDEEP

24576:ERBg0oU7tCz+Nd4i+oIclTck1luq5eC/P/f8kHL:E/Ho0tCz+Nd4i4chTRr

Score

10^/10

hawkeye_reborn collection credential_access discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

hawkeye_reborn

Version

10.0.0.1

Credentials

Protocol: ftp
Host:
ftp.flyxpo.com
Port:
21
Username:
[email protected]
Password:
@success2020

Mutex

5b7c015f-10ee-4b9d-838d-a0a1ec7d2461

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:@success2020 _FTPPort:21 _FTPSFTP:true _FTPServer:ftp.flyxpo.com _FTPUsername:[email protected] _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:5b7c015f-10ee-4b9d-838d-a0a1ec7d2461 _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:false _SystemInfo:false _Version:10.0.0.1 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]
name
HawkEye RebornX, Version=10.0.0.1, 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 7 IoCs

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

Processes:

resource	yara_rule
behavioral2/memory/1220-16-0x0000000000400000-0x000000000045C000-memory.dmp	Nirsoft
behavioral2/memory/1220-18-0x0000000000400000-0x000000000045C000-memory.dmp	Nirsoft
behavioral2/memory/1220-19-0x0000000000400000-0x000000000045C000-memory.dmp	Nirsoft
behavioral2/memory/1220-25-0x0000000000400000-0x000000000045C000-memory.dmp	Nirsoft
behavioral2/memory/4840-27-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft
behavioral2/memory/4840-28-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft
behavioral2/memory/4840-30-0x0000000000400000-0x000000000041C000-memory.dmp	Nirsoft

NirSoft MailPassView 3 IoCs

Password recovery tool for various email clients

Processes:

resource	yara_rule
behavioral2/memory/4840-27-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView
behavioral2/memory/4840-28-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView
behavioral2/memory/4840-30-0x0000000000400000-0x000000000041C000-memory.dmp	MailPassView

NirSoft WebBrowserPassView 4 IoCs

Password recovery tool for various web browsers

Processes:

resource	yara_rule
behavioral2/memory/1220-16-0x0000000000400000-0x000000000045C000-memory.dmp	WebBrowserPassView
behavioral2/memory/1220-18-0x0000000000400000-0x000000000045C000-memory.dmp	WebBrowserPassView
behavioral2/memory/1220-19-0x0000000000400000-0x000000000045C000-memory.dmp	WebBrowserPassView
behavioral2/memory/1220-25-0x0000000000400000-0x000000000045C000-memory.dmp	WebBrowserPassView

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

330102020 pdf.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	330102020 pdf.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs

collection

Email Collection

T1114

Processes:

vbc.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\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.

Processes:

flow ioc

38 bot.whatismyipaddress.com

flow	ioc
38	bot.whatismyipaddress.com

Suspicious use of SetThreadContext 3 IoCs

Processes:

330102020 pdf.exe330102020 pdf.exe

description	pid	process	target process
PID 2728 set thread context of 536	2728	330102020 pdf.exe	330102020 pdf.exe
PID 536 set thread context of 1220	536	330102020 pdf.exe	vbc.exe
PID 536 set thread context of 4840	536	330102020 pdf.exe	vbc.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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

Processes:

330102020 pdf.exevbc.exevbc.exe330102020 pdf.exeschtasks.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	330102020 pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	330102020 pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence execution

Scheduled Task
T1053.005

Processes:

schtasks.exe

pid process

444 schtasks.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

330102020 pdf.exevbc.exe

pid process

2728 330102020 pdf.exe
1220 vbc.exe
1220 vbc.exe
1220 vbc.exe
1220 vbc.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

330102020 pdf.exe

description pid process

Token: SeDebugPrivilege 2728 330102020 pdf.exe

pid	process
444	schtasks.exe

pid	process
2728	330102020 pdf.exe
1220	vbc.exe
1220	vbc.exe
1220	vbc.exe
1220	vbc.exe

description	pid	process
Token: SeDebugPrivilege	2728	330102020 pdf.exe

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

330102020 pdf.exe330102020 pdf.exe

description	pid	process	target process
PID 2728 wrote to memory of 444	2728	330102020 pdf.exe	schtasks.exe
PID 2728 wrote to memory of 444	2728	330102020 pdf.exe	schtasks.exe
PID 2728 wrote to memory of 444	2728	330102020 pdf.exe	schtasks.exe
PID 2728 wrote to memory of 536	2728	330102020 pdf.exe	330102020 pdf.exe
PID 2728 wrote to memory of 536	2728	330102020 pdf.exe	330102020 pdf.exe
PID 2728 wrote to memory of 536	2728	330102020 pdf.exe	330102020 pdf.exe
PID 2728 wrote to memory of 536	2728	330102020 pdf.exe	330102020 pdf.exe
PID 2728 wrote to memory of 536	2728	330102020 pdf.exe	330102020 pdf.exe
PID 2728 wrote to memory of 536	2728	330102020 pdf.exe	330102020 pdf.exe
PID 2728 wrote to memory of 536	2728	330102020 pdf.exe	330102020 pdf.exe
PID 2728 wrote to memory of 536	2728	330102020 pdf.exe	330102020 pdf.exe
PID 536 wrote to memory of 1220	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 1220	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 1220	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 1220	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 1220	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 1220	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 1220	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 1220	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 1220	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 4840	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 4840	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 4840	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 4840	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 4840	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 4840	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 4840	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 4840	536	330102020 pdf.exe	vbc.exe
PID 536 wrote to memory of 4840	536	330102020 pdf.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\330102020 pdf.exe
"C:\Users\Admin\AppData\Local\Temp\330102020 pdf.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2728

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\GpVihXUg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7109.tmp"
2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:444

C:\Users\Admin\AppData\Local\Temp\330102020 pdf.exe
"{path}"
2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:536

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\tmp9B75.tmp"
3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1220

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\tmp9F7D.tmp"
3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:4840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

Scripting

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Scripting

1

T1064

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp7109.tmp
Filesize
1KB

MD5
d3ce1f75b4eabb55ff34e32a6b5863b7

SHA1
2adafff5c3ec54db79035dd750d6282386d4374d

SHA256
11d6a046a0de87286c3e5aeda81a0f7218e456d5eed04b237dc27fda7acfef62

SHA512
5e4e08af95df0015efc92fad5dc36a04d705a055593ec0b34be27c700f56de0e8e851bd6677f6ca14c965081389ac3aabfaa828f43b42a3451a1e7924da780e1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9B75.tmp
Filesize
4KB

MD5
2538ec9e8425a905937573069b77d4c2

SHA1
ad0c2b7aff4382e23444d26adac96d9697b849f3

SHA256
29338949fae4c88a972837aae898529e4c7a2c4df35982eef2f8d7b602c17f4e

SHA512
a867a471b837b9c662528ee7a5904e8fe7b1eebb277b8a7fe4d4caf423fae914baf692bb5004c02ddb539b157d63326178467e28b03aa92a533cda19155d501c

Download Submit
memory/536-13-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/536-8-0x0000000000400000-0x0000000000490000-memory.dmp

Filesize
576KB

Download
memory/536-12-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/536-14-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/1220-16-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1220-25-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1220-19-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1220-18-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2728-11-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/2728-0-0x00000000752C2000-0x00000000752C3000-memory.dmp

Filesize
4KB

Download
memory/2728-2-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/2728-10-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/2728-1-0x00000000752C0000-0x0000000075871000-memory.dmp

Filesize
5.7MB

Download
memory/4840-27-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4840-28-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4840-30-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4840-29-0x0000000000420000-0x00000000004E9000-memory.dmp

Filesize
804KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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