Analysis
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max time kernel
130s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
11-01-2025 03:37
General
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Target
JaffaCakes118_f5f12e1479c4d031f6461550fe6542f2.exe
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Size
424KB
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MD5
f5f12e1479c4d031f6461550fe6542f2
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SHA1
ea683f5ef903f72d4e4d1c4db4ef0d6b3a0dcf3c
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SHA256
2050f7d01bf55e61996569160919ec0a3af7ee0e9ddb358034d13674e1b82003
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SHA512
e66952af0683e6b63d0c05fe7078a723f304668e487aae64bdb0f1a73f4002743d0913adb2652cef381fc7347b5f23db5dbedae110261b1e59e29be99b33e4e1
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SSDEEP
6144:p/qbTI011M/OTH9fpMij1oHnKXDib7UkWHvroOTuYfgfcV3740yBObNDZZSyWfjd:p/qb3Y/O1VKeCv8faYfh8ObNt0yg
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot1338829993:AAGkgJ80sLaIYwBfp79Ps5EtdSP1XH6jBV8/sendDocument
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Agenttesla family
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AgentTesla payload 5 IoCs
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
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Looks for VMWare Tools registry key 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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 3 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
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Suspicious use of SetThreadContext 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 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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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 9 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\JaffaCakes118_f5f12e1479c4d031f6461550fe6542f2.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5f12e1479c4d031f6461550fe6542f2.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5f12e1479c4d031f6461550fe6542f2.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f5f12e1479c4d031f6461550fe6542f2.exe"2⤵
- Accesses Microsoft Outlook profiles
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- 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
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
6.9MB
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Filesize
448KB
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Filesize
6.9MB
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Filesize
56KB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
384KB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
6.9MB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
4KB
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Filesize
240KB
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Filesize
6.9MB
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Filesize
240KB
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Filesize
6.9MB
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Filesize
240KB