Analysis
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max time kernel
95s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
16-12-2024 11:06
Static task
static1
Behavioral task
behavioral1
Sample
f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe
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Size
801KB
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MD5
f8b743c79b3c2b3a6d76992a699ceb23
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SHA1
8a20f602afcdfc6f1b466ac8820cc6bd3e3dd01a
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SHA256
f12ba00ae7405861cdfa86dcd1485883a9be5117fd195ac79745a3d366764ba6
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SHA512
4f222c3e2131d573889c4061827d5b2ef132b75b69d58d3e5a044acbce675b370cb6de28d12ca01d362cacfb4bde9b33f7ea0ca08eaf159dedb6c240a07fea18
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SSDEEP
24576:KHaTrla1MgEoaN9UyGLfTzCMv7QDZyN5h/:LlqMgEv87L/L3Nn
Malware Config
Signatures
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Hawkeye family
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Detected Nirsoft tools 10 IoCs
Free utilities often used by attackers which can steal passwords, product keys, etc.
resource yara_rule behavioral2/memory/5112-13-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral2/memory/5112-14-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral2/memory/5112-12-0x0000000000400000-0x0000000000488000-memory.dmp Nirsoft behavioral2/memory/1732-24-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/1732-26-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/1732-27-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/1732-30-0x0000000000400000-0x000000000041B000-memory.dmp Nirsoft behavioral2/memory/3300-32-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/3300-33-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft behavioral2/memory/3300-40-0x0000000000400000-0x0000000000458000-memory.dmp Nirsoft -
NirSoft MailPassView 7 IoCs
Password recovery tool for various email clients
resource yara_rule behavioral2/memory/5112-13-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral2/memory/5112-14-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral2/memory/5112-12-0x0000000000400000-0x0000000000488000-memory.dmp MailPassView behavioral2/memory/1732-24-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/1732-26-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/1732-27-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView behavioral2/memory/1732-30-0x0000000000400000-0x000000000041B000-memory.dmp MailPassView -
NirSoft WebBrowserPassView 6 IoCs
Password recovery tool for various web browsers
resource yara_rule behavioral2/memory/5112-13-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral2/memory/5112-14-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral2/memory/5112-12-0x0000000000400000-0x0000000000488000-memory.dmp WebBrowserPassView behavioral2/memory/3300-32-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/3300-33-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView behavioral2/memory/3300-40-0x0000000000400000-0x0000000000458000-memory.dmp WebBrowserPassView -
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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe -
Uses the VBS compiler for execution 1 TTPs
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts vbc.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 22 whatismyipaddress.com 24 whatismyipaddress.com -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 2716 set thread context of 5112 2716 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 92 PID 5112 set thread context of 1732 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 93 PID 5112 set thread context of 3300 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 96 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dw20.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vbc.exe -
Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dw20.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz dw20.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS dw20.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU dw20.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 4376 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 3300 vbc.exe 3300 vbc.exe 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 5 IoCs
description pid Process Token: SeDebugPrivilege 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe Token: SeRestorePrivilege 2268 dw20.exe Token: SeBackupPrivilege 2268 dw20.exe Token: SeBackupPrivilege 2268 dw20.exe Token: SeBackupPrivilege 2268 dw20.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 32 IoCs
description pid Process procid_target PID 2716 wrote to memory of 4376 2716 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 90 PID 2716 wrote to memory of 4376 2716 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 90 PID 2716 wrote to memory of 4376 2716 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 90 PID 2716 wrote to memory of 5112 2716 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 92 PID 2716 wrote to memory of 5112 2716 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 92 PID 2716 wrote to memory of 5112 2716 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 92 PID 2716 wrote to memory of 5112 2716 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 92 PID 2716 wrote to memory of 5112 2716 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 92 PID 2716 wrote to memory of 5112 2716 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 92 PID 2716 wrote to memory of 5112 2716 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 92 PID 2716 wrote to memory of 5112 2716 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 92 PID 5112 wrote to memory of 1732 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 93 PID 5112 wrote to memory of 1732 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 93 PID 5112 wrote to memory of 1732 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 93 PID 5112 wrote to memory of 1732 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 93 PID 5112 wrote to memory of 1732 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 93 PID 5112 wrote to memory of 1732 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 93 PID 5112 wrote to memory of 1732 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 93 PID 5112 wrote to memory of 1732 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 93 PID 5112 wrote to memory of 1732 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 93 PID 5112 wrote to memory of 3300 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 96 PID 5112 wrote to memory of 3300 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 96 PID 5112 wrote to memory of 3300 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 96 PID 5112 wrote to memory of 3300 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 96 PID 5112 wrote to memory of 3300 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 96 PID 5112 wrote to memory of 3300 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 96 PID 5112 wrote to memory of 3300 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 96 PID 5112 wrote to memory of 3300 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 96 PID 5112 wrote to memory of 3300 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 96 PID 5112 wrote to memory of 2268 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 97 PID 5112 wrote to memory of 2268 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 97 PID 5112 wrote to memory of 2268 5112 f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2716 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Update\pudvhuipodfbhuhcfvtrbopdbrftgqcyhufmokcf" /XML "C:\Users\Admin\AppData\Local\Temp\z610"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:4376
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C:\Users\Admin\AppData\Local\Temp\f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe"2⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5112 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"3⤵
- Accesses Microsoft Outlook accounts
- System Location Discovery: System Language Discovery
PID:1732
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exeC:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"3⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:3300
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 24163⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
PID:2268
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\f8b743c79b3c2b3a6d76992a699ceb23_JaffaCakes118.exe.log
Filesize319B
MD5da4fafeffe21b7cb3a8c170ca7911976
SHA150ef77e2451ab60f93f4db88325b897d215be5ad
SHA2567341a4a13e81cbb5b7f39ec47bb45f84836b08b8d8e3ea231d2c7dad982094f7
SHA5120bc24b69460f31a0ebc0628b99908d818ee85feb7e4b663271d9375b30cced0cd55a0bbf8edff1281a4c886ddf4476ffc989c283069cdcb1235ffcb265580fc6
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Filesize
3KB
MD5f94dc819ca773f1e3cb27abbc9e7fa27
SHA19a7700efadc5ea09ab288544ef1e3cd876255086
SHA256a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92
SHA51272a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196
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Filesize
1KB
MD5746a10ee12ad1c7a1b6a1526333bebd3
SHA165ccda9a9975bf4ba10ab701737a54d725054d84
SHA256f2a66f7627c819def9a7dafe3cd8f615ef9d6d10824f2a7eff986c110f32b967
SHA512c60fbc228901244844b4b12c51b81e14c05d0e2df8f192d678af89b1c4831b73abd91bc528877d0ba74c7d2f61e46315079772f38bf5158a58bc61737288975c