Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
03-12-2024 06:12
General
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Target
bc11fc2a90a7a421d0bd7019dc3110ba_JaffaCakes118.exe
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Size
61KB
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MD5
bc11fc2a90a7a421d0bd7019dc3110ba
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SHA1
a9ac39e4b7ae65ec263f94737b4b4dd212da709a
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SHA256
7008ae96755d552b01144718f9095a48f10160f2cb4d672e043d5de3528a271e
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SHA512
ffbe9218a85ad4be477fe9dcbfe09f8554c6c597e11c8a5bf87c48f2560677c2478330fd949e8c1066842df5df74d39cc8c0880916ebb943a15dc67558bd9a48
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SSDEEP
768:8KsMqCXfVcWfeM9ZkiANIUX1YLDwUzc80gmq3oP/oD/:8Kse2M9ZkiAP6r/0O8/oj
Malware Config
Signatures
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Nitro
A ransomware that demands Discord nitro gift codes to decrypt files.
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Nitro family
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Renames multiple (91) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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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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Adds Run key to start application 2 TTPs 1 IoCs
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Drops desktop.ini file(s) 5 IoCs
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 6 IoCs
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Sets desktop wallpaper using registry 2 TTPs 1 IoCs
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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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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 43 IoCs
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Suspicious use of WriteProcessMemory 6 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\bc11fc2a90a7a421d0bd7019dc3110ba_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\bc11fc2a90a7a421d0bd7019dc3110ba_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe"cmd.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\Wbem\WMIC.exewmic csproduct get uuid3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
4KB
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Filesize
88KB
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Filesize
5.6MB
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Filesize
584KB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
7.7MB
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Filesize
40KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB