Analysis
-
max time kernel
139s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231130-en -
resource tags
arch:x64arch:x86image:win10v2004-20231130-enlocale:en-usos:windows10-2004-x64system -
submitted
13/12/2023, 21:41
Behavioral task
behavioral1
Sample
456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe
Resource
win10v2004-20231130-en
General
-
Target
456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe
-
Size
1.6MB
-
MD5
1dd7c237a2aadb227a5ae250b7807145
-
SHA1
187acc4da9feba2c75f9f13f3d422df3de9bac1f
-
SHA256
456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d
-
SHA512
13b2ea66998666c4dc94c9594cd4085a3efe376a7d29eb9fbab12893245280a21c3dbbb40ef634d02c0f0a7e5fbf3da2b92434bdef55000156a91723405ccbca
-
SSDEEP
49152:80ceOGgUYYEmluRKYoFh4kGWusbQnIyDi1E1uonTKi/OjCCNG:1XOGgUYC4RKXFhrusbaDkE1u
Malware Config
Signatures
-
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\FANBooster131.lnk 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe -
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3936660601-1848837011-2142350499-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe Key opened \REGISTRY\USER\S-1-5-21-3936660601-1848837011-2142350499-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe Key opened \REGISTRY\USER\S-1-5-21-3936660601-1848837011-2142350499-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3936660601-1848837011-2142350499-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MaxLoonaFest131 = "C:\\Users\\Admin\\AppData\\Local\\MaxLoonaFest131\\MaxLoonaFest131.exe" 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
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 16 ipinfo.io 14 ipinfo.io -
Drops file in System32 directory 4 IoCs
description ioc Process File created C:\Windows\System32\GroupPolicy\Machine\Registry.pol 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe File opened for modification C:\Windows\System32\GroupPolicy\GPT.INI 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe File opened for modification C:\Windows\System32\GroupPolicy 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe File opened for modification C:\Windows\SysWOW64\GroupPolicy\gpt.ini 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 1 IoCs
pid pid_target Process procid_target 2416 5096 WerFault.exe 85 -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4900 schtasks.exe 2444 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 5096 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe 5096 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 5096 wrote to memory of 4900 5096 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe 86 PID 5096 wrote to memory of 4900 5096 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe 86 PID 5096 wrote to memory of 4900 5096 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe 86 PID 5096 wrote to memory of 2444 5096 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe 90 PID 5096 wrote to memory of 2444 5096 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe 90 PID 5096 wrote to memory of 2444 5096 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe 90 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3936660601-1848837011-2142350499-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3936660601-1848837011-2142350499-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe"C:\Users\Admin\AppData\Local\Temp\456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d.exe"1⤵
- Drops startup file
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- Drops file in System32 directory
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- outlook_office_path
- outlook_win_path
PID:5096 -
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 HR" /sc HOURLY /rl HIGHEST2⤵
- Creates scheduled task(s)
PID:4900
-
-
C:\Windows\SysWOW64\schtasks.exeschtasks /create /f /RU "Admin" /tr "C:\ProgramData\OfficeTrackerNMP131\OfficeTrackerNMP131.exe" /tn "OfficeTrackerNMP131 LG" /sc ONLOGON /rl HIGHEST2⤵
- Creates scheduled task(s)
PID:2444
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5096 -s 15642⤵
- Program crash
PID:2416
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s fhsvc1⤵PID:888
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -s WPDBusEnum1⤵PID:628
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 5096 -ip 50961⤵PID:2488
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1.6MB
MD51dd7c237a2aadb227a5ae250b7807145
SHA1187acc4da9feba2c75f9f13f3d422df3de9bac1f
SHA256456461888bab9a61cde6ba1a40df4e1d54a34c2d69249850db119cb73325be5d
SHA51213b2ea66998666c4dc94c9594cd4085a3efe376a7d29eb9fbab12893245280a21c3dbbb40ef634d02c0f0a7e5fbf3da2b92434bdef55000156a91723405ccbca
-
Filesize
3KB
MD50b9ad29a9c9a095b5639270e72e98ff2
SHA1c9bae168aa3fba920602272c4ec31eedf583abcc
SHA25676738a7c6cc5864748157aa944497009849baf519c38a1d521d8390addaa4807
SHA512a0aad22f82d2b1d77c6da745151b8e5d462ff4a3b828b2dc44d3bc5db9de0d6d20577d2c4e074347774c305e15abceaa22fc88f0273c3710122cb1df2f380400
-
Filesize
92KB
MD59ee081ca0d9c3cd479031e1ff265961b
SHA1a2bfa65a2ddcd529a134ea08efd6965bcd0e5665
SHA2562a260265cd76d10c19658a7db48e7f328aba6df399e28e2e73642d5904dd73b4
SHA5126b9f28e80628042205df78d5393ba53ff9866ee25d92500a806055333f0fe3a93cb1516754b617c42a342d2852cb4f2cd37c849dbfd19bedb71aef5e642c33e6
-
Filesize
116KB
MD5f70aa3fa04f0536280f872ad17973c3d
SHA150a7b889329a92de1b272d0ecf5fce87395d3123
SHA2568d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8
SHA51230675c5c610d9aa32a4c4a4d9c3af7570823cd197f8d2a709222c78e2cd15304bbed80e233e3674ec2f6e33d1961c67fd6a46dc8ba8b1a301cd0722932c03c84