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Analysis
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max time kernel
148s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
03/01/2025, 22:50
General
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Target
JaffaCakes118_7305b95f9a46c2bcbe1ae7c093406f30.exe
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Size
420KB
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MD5
7305b95f9a46c2bcbe1ae7c093406f30
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SHA1
64aa5d9d9f7547b8d36472709d98acfa754a4a42
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SHA256
23395541d41a67c4e3c3649aed1039f042500781428a5afab1c3ebb3ebca56a4
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SHA512
55dd25e5693841779158492fabe6a489683993fa62ff306081437d13447c5a0d2d1d7f86b0ea43d4abb7b1cd7bbfaa18d721797c787cc3a5ce9ef6e7fd0f8c20
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SSDEEP
6144:si8drdA114CJkuvY4+bEXxxJIc+Zgnz8uJ72kY2GL4rO:yrGOekuaIvJIc+OnbGE
Malware Config
Signatures
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Quasar RAT
Quasar is an open source Remote Access Tool.
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Quasar family
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Quasar payload 1 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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Executes dropped EXE 1 IoCs
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Adds Run key to start application 2 TTPs 2 IoCs
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Drops desktop.ini file(s) 2 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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Drops file in Windows directory 3 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 15 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 2 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7305b95f9a46c2bcbe1ae7c093406f30.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7305b95f9a46c2bcbe1ae7c093406f30.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Drops desktop.ini file(s)
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\SubDir\windows.exe"C:\Users\Admin\AppData\Roaming\SubDir\windows.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
420KB
MD57305b95f9a46c2bcbe1ae7c093406f30
SHA164aa5d9d9f7547b8d36472709d98acfa754a4a42
SHA25623395541d41a67c4e3c3649aed1039f042500781428a5afab1c3ebb3ebca56a4
SHA51255dd25e5693841779158492fabe6a489683993fa62ff306081437d13447c5a0d2d1d7f86b0ea43d4abb7b1cd7bbfaa18d721797c787cc3a5ce9ef6e7fd0f8c20
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
32KB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
392KB
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Filesize
624KB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
4KB
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Filesize
9.6MB
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Filesize
5.7MB
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Filesize
960KB
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Filesize
568KB
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Filesize
9.6MB
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Filesize
4KB
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Filesize
120KB
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Filesize
9.6MB
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Filesize
248KB
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Filesize
136KB
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Filesize
9.6MB
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Filesize
9.6MB
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Filesize
4.8MB
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Filesize
136KB
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Filesize
9.6MB
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Filesize
9.6MB