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Analysis
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max time kernel
121s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
05/07/2024, 21:01
Behavioral task
behavioral1
Sample
271f1f2117b0eb7f5301ce4a22b914da_JaffaCakes118.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
271f1f2117b0eb7f5301ce4a22b914da_JaffaCakes118.exe
Resource
win10v2004-20240704-en
General
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Target
271f1f2117b0eb7f5301ce4a22b914da_JaffaCakes118.exe
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Size
454KB
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MD5
271f1f2117b0eb7f5301ce4a22b914da
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SHA1
3fa456c517a538a9922f792e7e772e54bacb9818
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SHA256
eaa57acde4466bc8088992090bf6610e73658fbe4c4a7c7353464986bdd4986e
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SHA512
fb7024244e09f88777ea7732fb48dd27ebf1452433a24466563d7af1e5616e721f046fa6e44af37dae28f1b3211dd6453600e2cf2711aa61449319f104456e22
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SSDEEP
12288:12/g4JjcB9re7F1OkwtMxJwqne1IJm4q6EPuPwnKA:a8y58IHqz7r
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2352 Ezimaa.exe -
resource yara_rule behavioral1/memory/2512-1-0x0000000000400000-0x0000000000473000-memory.dmp upx behavioral1/files/0x0008000000016c4a-12.dat upx behavioral1/memory/2352-17-0x0000000000400000-0x0000000000473000-memory.dmp upx -
Drops file in Windows directory 6 IoCs
description ioc Process File created C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job 271f1f2117b0eb7f5301ce4a22b914da_JaffaCakes118.exe File opened for modification C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job 271f1f2117b0eb7f5301ce4a22b914da_JaffaCakes118.exe File created C:\Windows\Ezimaa.exe 271f1f2117b0eb7f5301ce4a22b914da_JaffaCakes118.exe File opened for modification C:\Windows\Ezimaa.exe 271f1f2117b0eb7f5301ce4a22b914da_JaffaCakes118.exe File created C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job Ezimaa.exe File opened for modification C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job Ezimaa.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2660163958-4080398480-1122754539-1000\Software\Microsoft\Internet Explorer\Main Ezimaa.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe 2352 Ezimaa.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 2512 271f1f2117b0eb7f5301ce4a22b914da_JaffaCakes118.exe 2352 Ezimaa.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2512 wrote to memory of 2352 2512 271f1f2117b0eb7f5301ce4a22b914da_JaffaCakes118.exe 30 PID 2512 wrote to memory of 2352 2512 271f1f2117b0eb7f5301ce4a22b914da_JaffaCakes118.exe 30 PID 2512 wrote to memory of 2352 2512 271f1f2117b0eb7f5301ce4a22b914da_JaffaCakes118.exe 30 PID 2512 wrote to memory of 2352 2512 271f1f2117b0eb7f5301ce4a22b914da_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\271f1f2117b0eb7f5301ce4a22b914da_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\271f1f2117b0eb7f5301ce4a22b914da_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2512 -
C:\Windows\Ezimaa.exeC:\Windows\Ezimaa.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:2352
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
454KB
MD5271f1f2117b0eb7f5301ce4a22b914da
SHA13fa456c517a538a9922f792e7e772e54bacb9818
SHA256eaa57acde4466bc8088992090bf6610e73658fbe4c4a7c7353464986bdd4986e
SHA512fb7024244e09f88777ea7732fb48dd27ebf1452433a24466563d7af1e5616e721f046fa6e44af37dae28f1b3211dd6453600e2cf2711aa61449319f104456e22
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Filesize
372B
MD54ff01c9151982d6f7c749d3b876ee7c7
SHA17e3575526c74421ac71b0e5110d4f8b28ed0859c
SHA25610cbb5639fde639319f66f162774f234b226b7bd022f49b954b560b91b7e9f19
SHA512fe08424957baf586f5cc4fe58a9f26ebc5c8e73253afc80d6920d1b0ea0b234dc73271bec704c41cd036ae0b7dd17a97f7afd673280c4c2aa631e49007d8380f