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
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max time network
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platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
08-10-2024 01:41
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
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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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
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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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.
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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: AddClipboardFormatListener 1 IoCs
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Suspicious behavior: EnumeratesProcesses 3 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 13 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
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 behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YrDIJR" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC764.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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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
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1KB
MD506336f4ef60277b907061d95f3a72af6
SHA11bccd9c62651597b86ac929b2518bc78dae871b1
SHA25655efeb8ba8256041e400ac2cf92966e5deb843f0c64a556cecaf8334ce32fbd3
SHA5126ce300959c627331ddf2a2531cfb1df19f0094728a36af2403e3d29a46235e880c2194d633db4a88c2564f603170cff77d91c2a53c8c2667fca9c9d93650954d
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Filesize
4KB
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Filesize
912KB
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Filesize
6.9MB
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Filesize
96KB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
752KB
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Filesize
24KB
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Filesize
624KB
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Filesize
6.9MB
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Filesize
6.9MB
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Filesize
6.9MB
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Filesize
616KB
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Filesize
616KB
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Filesize
4KB
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Filesize
616KB
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Filesize
616KB
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Filesize
616KB
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Filesize
616KB
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Filesize
616KB
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Filesize
272KB
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Filesize
6.9MB
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Filesize
6.9MB
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Filesize
80KB