Resubmissions
13-10-2024 20:00
241013-yrfemazeqm 1008-10-2024 01:41
241008-b4e83awgqa 1022-08-2024 23:22
240822-3czl6svhqr 10Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
13-10-2024 20:00
Static task
static1
Behavioral task
behavioral1
Sample
b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe
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Size
888KB
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MD5
b977a9f58910d5b0c1eb2501089b3d84
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SHA1
1bc0e60b3397560414c1f0dbbe9b716b83b1685d
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SHA256
619ae9f6605a4c01851999c358172385764b50bb32abbe80f2d3ed341807c137
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SHA512
f22033bc480c5bc5b52986b91b66fbf2443dfec1b2399a2b7e1f097991dfbffec07e52c8e7f4bb998c8cda34526b96f300387db36cea2eecfb33f9c832e6e1cf
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SSDEEP
24576:Uww2Y8ILo2jFk4Y+7801MqdGT6GTL8nLneWVE58QbgK0PWtt2:Uw9UI+A0uV6GTyLnetgK3tt
Malware Config
Signatures
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MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
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MassLogger Main payload 5 IoCs
resource yara_rule behavioral1/memory/2824-27-0x0000000000400000-0x000000000049A000-memory.dmp family_masslogger behavioral1/memory/2824-24-0x0000000000400000-0x000000000049A000-memory.dmp family_masslogger behavioral1/memory/2824-19-0x0000000000400000-0x000000000049A000-memory.dmp family_masslogger behavioral1/memory/2824-18-0x0000000000400000-0x000000000049A000-memory.dmp family_masslogger behavioral1/memory/2824-22-0x0000000000400000-0x000000000049A000-memory.dmp family_masslogger -
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-1-5-21-4177215427-74451935-3209572229-1000\Control Panel\International\Geo\Nation b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe -
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 35 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\18.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\17.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\19.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.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 4 api.ipify.org -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1624 set thread context of 2824 1624 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe 33 -
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 3 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 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.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 1976 schtasks.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 2824 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2824 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe 2824 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2824 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2824 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 1624 wrote to memory of 1976 1624 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe 31 PID 1624 wrote to memory of 1976 1624 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe 31 PID 1624 wrote to memory of 1976 1624 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe 31 PID 1624 wrote to memory of 1976 1624 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe 31 PID 1624 wrote to memory of 2824 1624 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe 33 PID 1624 wrote to memory of 2824 1624 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe 33 PID 1624 wrote to memory of 2824 1624 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe 33 PID 1624 wrote to memory of 2824 1624 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe 33 PID 1624 wrote to memory of 2824 1624 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe 33 PID 1624 wrote to memory of 2824 1624 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe 33 PID 1624 wrote to memory of 2824 1624 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe 33 PID 1624 wrote to memory of 2824 1624 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe 33 PID 1624 wrote to memory of 2824 1624 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe 33 -
outlook_office_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Office\20.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe -
outlook_win_path 1 IoCs
description ioc Process Key queried \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1624 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YrDIJR" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBCD9.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:1976
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C:\Users\Admin\AppData\Local\Temp\b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b977a9f58910d5b0c1eb2501089b3d84_JaffaCakes118.exe"2⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
PID:2824
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD572579c0e1a01890c637f472900866f6f
SHA1f3ce3afdabb31c7d762f57025dcd163bf346d387
SHA2565cf303c01128e778ddc8f0d95143c52a02278c2900d96367b885a27d7b6ae81f
SHA512d2e20d1aa3bdcbea0b30812c7d2e071a101a4a841bf8f4acf16a77b47847c46878fa461c8ced467f8a661048c33f9f99110ebc5e868773ce8200f8206523022e