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Analysis
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max time kernel
139s -
max time network
155s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
01/07/2022, 05:44
Static task
static1
Behavioral task
behavioral1
Sample
7cfd8176a561d17895afb532af1b04ebcba28aed056ce03a46a22bb069954c3b.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
7cfd8176a561d17895afb532af1b04ebcba28aed056ce03a46a22bb069954c3b.exe
Resource
win10v2004-20220414-en
General
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Target
7cfd8176a561d17895afb532af1b04ebcba28aed056ce03a46a22bb069954c3b.exe
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Size
1011KB
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MD5
98119cf7e92697a623d6d186ddca94d9
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SHA1
4190ebf1ba1ae0941b8b52c5968e6206ec0570cb
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SHA256
7cfd8176a561d17895afb532af1b04ebcba28aed056ce03a46a22bb069954c3b
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SHA512
c5675f6ae548148785b7b34498952f49bcebd82e966e47ff2f3bc0785534ff6a17f54750a53040777755d16962f3cbd5a1269f203682ac720e89fac4e1c9eeab
Malware Config
Extracted
hawkeye_reborn
9.0.1.6
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
chibu1985
18510a81-4a2c-46b6-8ff6-1badb284d4f1
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fields
map[_AntiDebugger:false _AntiVirusKiller:false _BotKiller:false _ClipboardLogger:true _Delivery:0 _DisableCommandPrompt:false _DisableRegEdit:false _DisableTaskManager:false _Disablers:false _EmailPassword:chibu1985 _EmailPort:587 _EmailSSL:true _EmailServer:smtp.yandex.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:true _LogInterval:10 _MeltFile:false _Mutex:18510a81-4a2c-46b6-8ff6-1badb284d4f1 _PasswordStealer:true _ProcessElevation:false _ProcessProtection:false _ScreenshotLogger:false _SystemInfo:false _Version:9.0.1.6 _WebCamLogger:false _WebsiteBlocker:false _WebsiteVisitor:false _WebsiteVisitorVisible:false _ZoneID:false]
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name
HawkEye Keylogger - Reborn v9, Version=9.0.1.6, Culture=neutral, PublicKeyToken=null
Extracted
xpertrat
3.0.10
Test
obystar.duckdns.org:1867
T4Y8R5C3-R0I7-T7W6-F224-N7V6O4W0K7K6
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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HawkEye Reborn
HawkEye Reborn is an enhanced version of the HawkEye malware kit.
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M00nd3v_Logger
M00nd3v Logger is a .NET stealer/logger targeting passwords from browsers and email clients.
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" server.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0" server.exe -
XpertRAT Core Payload 3 IoCs
resource yara_rule behavioral2/memory/4256-143-0x0000000000000000-mapping.dmp xpertrat behavioral2/memory/4256-144-0x0000000000400000-0x0000000000443000-memory.dmp xpertrat behavioral2/memory/4256-150-0x0000000000400000-0x0000000000443000-memory.dmp xpertrat -
resource yara_rule behavioral2/files/0x0010000000022ed5-136.dat m00nd3v_logger behavioral2/files/0x0010000000022ed5-137.dat m00nd3v_logger -
NirSoft MailPassView 4 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/1356-159-0x0000000000400000-0x000000000041C000-memory.dmp MailPassView behavioral2/memory/1356-161-0x0000000000400000-0x000000000041C000-memory.dmp MailPassView behavioral2/memory/1356-162-0x0000000000400000-0x000000000041C000-memory.dmp MailPassView behavioral2/memory/1356-163-0x0000000000400000-0x000000000041C000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 3 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/2848-153-0x0000000000400000-0x000000000045B000-memory.dmp WebBrowserPassView behavioral2/memory/2848-155-0x0000000000400000-0x000000000045B000-memory.dmp WebBrowserPassView behavioral2/memory/2848-156-0x0000000000400000-0x000000000045B000-memory.dmp WebBrowserPassView -
Nirsoft 7 IoCs
resource yara_rule behavioral2/memory/2848-153-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/2848-155-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/2848-156-0x0000000000400000-0x000000000045B000-memory.dmp Nirsoft behavioral2/memory/1356-159-0x0000000000400000-0x000000000041C000-memory.dmp Nirsoft behavioral2/memory/1356-161-0x0000000000400000-0x000000000041C000-memory.dmp Nirsoft behavioral2/memory/1356-162-0x0000000000400000-0x000000000041C000-memory.dmp Nirsoft behavioral2/memory/1356-163-0x0000000000400000-0x000000000041C000-memory.dmp Nirsoft -
Executes dropped EXE 3 IoCs
pid Process 1636 za1.exe 1984 server.exe 4256 server.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation RegAsm.exe -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Uses the VBS compiler for execution 1 TTPs
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UACDisableNotify = "0" server.exe -
Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.exe -
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MyApp = "C:\\Users\\Admin\\AppData\\Roaming\\MyApp\\MyApp.exe" RegAsm.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" server.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 39 checkip.amazonaws.com 45 bot.whatismyipaddress.com -
Suspicious use of SetThreadContext 4 IoCs
description pid Process procid_target PID 4312 set thread context of 3308 4312 7cfd8176a561d17895afb532af1b04ebcba28aed056ce03a46a22bb069954c3b.exe 82 PID 1984 set thread context of 4256 1984 server.exe 91 PID 1636 set thread context of 2848 1636 za1.exe 93 PID 1636 set thread context of 1356 1636 za1.exe 94 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 3308 RegAsm.exe 3308 RegAsm.exe 1984 server.exe 1984 server.exe 1984 server.exe 1984 server.exe 2848 vbc.exe 2848 vbc.exe 2848 vbc.exe 2848 vbc.exe 2848 vbc.exe 2848 vbc.exe 2848 vbc.exe 2848 vbc.exe 2848 vbc.exe 2848 vbc.exe 2848 vbc.exe 2848 vbc.exe 1636 za1.exe 1636 za1.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4312 7cfd8176a561d17895afb532af1b04ebcba28aed056ce03a46a22bb069954c3b.exe -
Suspicious behavior: SetClipboardViewer 2 IoCs
pid Process 3308 RegAsm.exe 1636 za1.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3308 RegAsm.exe Token: SeDebugPrivilege 4256 server.exe Token: SeDebugPrivilege 1636 za1.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 1984 server.exe 4256 server.exe 3308 RegAsm.exe 1636 za1.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4312 wrote to memory of 3308 4312 7cfd8176a561d17895afb532af1b04ebcba28aed056ce03a46a22bb069954c3b.exe 82 PID 4312 wrote to memory of 3308 4312 7cfd8176a561d17895afb532af1b04ebcba28aed056ce03a46a22bb069954c3b.exe 82 PID 4312 wrote to memory of 3308 4312 7cfd8176a561d17895afb532af1b04ebcba28aed056ce03a46a22bb069954c3b.exe 82 PID 4312 wrote to memory of 3308 4312 7cfd8176a561d17895afb532af1b04ebcba28aed056ce03a46a22bb069954c3b.exe 82 PID 3308 wrote to memory of 1636 3308 RegAsm.exe 89 PID 3308 wrote to memory of 1636 3308 RegAsm.exe 89 PID 3308 wrote to memory of 1636 3308 RegAsm.exe 89 PID 3308 wrote to memory of 1984 3308 RegAsm.exe 90 PID 3308 wrote to memory of 1984 3308 RegAsm.exe 90 PID 3308 wrote to memory of 1984 3308 RegAsm.exe 90 PID 1984 wrote to memory of 4256 1984 server.exe 91 PID 1984 wrote to memory of 4256 1984 server.exe 91 PID 1984 wrote to memory of 4256 1984 server.exe 91 PID 1984 wrote to memory of 4256 1984 server.exe 91 PID 1984 wrote to memory of 4256 1984 server.exe 91 PID 1984 wrote to memory of 4256 1984 server.exe 91 PID 1984 wrote to memory of 4256 1984 server.exe 91 PID 1984 wrote to memory of 4256 1984 server.exe 91 PID 1636 wrote to memory of 2848 1636 za1.exe 93 PID 1636 wrote to memory of 2848 1636 za1.exe 93 PID 1636 wrote to memory of 2848 1636 za1.exe 93 PID 1636 wrote to memory of 2848 1636 za1.exe 93 PID 1636 wrote to memory of 2848 1636 za1.exe 93 PID 1636 wrote to memory of 2848 1636 za1.exe 93 PID 1636 wrote to memory of 2848 1636 za1.exe 93 PID 1636 wrote to memory of 2848 1636 za1.exe 93 PID 1636 wrote to memory of 2848 1636 za1.exe 93 PID 1636 wrote to memory of 1356 1636 za1.exe 94 PID 1636 wrote to memory of 1356 1636 za1.exe 94 PID 1636 wrote to memory of 1356 1636 za1.exe 94 PID 1636 wrote to memory of 1356 1636 za1.exe 94 PID 1636 wrote to memory of 1356 1636 za1.exe 94 PID 1636 wrote to memory of 1356 1636 za1.exe 94 PID 1636 wrote to memory of 1356 1636 za1.exe 94 PID 1636 wrote to memory of 1356 1636 za1.exe 94 PID 1636 wrote to memory of 1356 1636 za1.exe 94 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" server.exe -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7cfd8176a561d17895afb532af1b04ebcba28aed056ce03a46a22bb069954c3b.exe"C:\Users\Admin\AppData\Local\Temp\7cfd8176a561d17895afb532af1b04ebcba28aed056ce03a46a22bb069954c3b.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4312 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"2⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: SetClipboardViewer
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:3308 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\za1.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\za1.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: SetClipboardViewer
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1636 -
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\tmp1AEA.tmp"4⤵
- Suspicious behavior: EnumeratesProcesses
PID:2848
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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\tmp1EF3.tmp"4⤵
- Accesses Microsoft Outlook accounts
PID:1356
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\server.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\server.exe"3⤵
- UAC bypass
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1984 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\server.exeC:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\server.exe4⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4256
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
4KB
MD5bdf65f70610625cc771c5cc7ce168c7d
SHA1a8829b1c071ed0521d11925a98468c12a53a03b8
SHA256b66236dd86f140ca02db0c296e45032b272de2895c4f047a562e73bc8395dba5
SHA512add2db50b0440b07ecc48a5fde7f0b72e84b76f11ea060944afa28ddd03791e6adb3bfca704254131fb3f591f484b37f7276fab96b0c4776a27cb526bcf5f3a4
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Filesize
172KB
MD5cc3710d2ed254a11a28c583db30d7861
SHA1e5a2634a0c2468505cd0615d8b8eab723a08e774
SHA25628afa5adbd947802b9800aa673921ce36b47a4fdf1c252982ddddb136279a762
SHA5125ee5fe6a7742008f1d3734d3117256552ebb3e1cdb98f3a3ba3ef6d7508603a9eb246902190221390eac01d6c8d5d80a8e0b3a1fbae17f6e7a134cc5ab3cc6d0
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Filesize
172KB
MD5cc3710d2ed254a11a28c583db30d7861
SHA1e5a2634a0c2468505cd0615d8b8eab723a08e774
SHA25628afa5adbd947802b9800aa673921ce36b47a4fdf1c252982ddddb136279a762
SHA5125ee5fe6a7742008f1d3734d3117256552ebb3e1cdb98f3a3ba3ef6d7508603a9eb246902190221390eac01d6c8d5d80a8e0b3a1fbae17f6e7a134cc5ab3cc6d0
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Filesize
172KB
MD5cc3710d2ed254a11a28c583db30d7861
SHA1e5a2634a0c2468505cd0615d8b8eab723a08e774
SHA25628afa5adbd947802b9800aa673921ce36b47a4fdf1c252982ddddb136279a762
SHA5125ee5fe6a7742008f1d3734d3117256552ebb3e1cdb98f3a3ba3ef6d7508603a9eb246902190221390eac01d6c8d5d80a8e0b3a1fbae17f6e7a134cc5ab3cc6d0
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Filesize
553KB
MD5890f43e17c881cf0e1acfb7d7b9f5f21
SHA1c83a42f122c62d0f2589789822444a0694077e74
SHA2563cf0a56f43389b6d627e8c83cac66f7916d79c218b5712e90b86863143cbbbd9
SHA512a1c63d9f365e790374bfe5746181e06fef60307724a633a79b4115c829e7699747ade166fe16c07f448b1f73634b6a4007ef633b2356bef5dfab9b6ec5192961
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Filesize
553KB
MD5890f43e17c881cf0e1acfb7d7b9f5f21
SHA1c83a42f122c62d0f2589789822444a0694077e74
SHA2563cf0a56f43389b6d627e8c83cac66f7916d79c218b5712e90b86863143cbbbd9
SHA512a1c63d9f365e790374bfe5746181e06fef60307724a633a79b4115c829e7699747ade166fe16c07f448b1f73634b6a4007ef633b2356bef5dfab9b6ec5192961