Analysis
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max time kernel
150s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
11/09/2024, 05:44
Behavioral task
behavioral1
Sample
d9b93d8fbca0e75f07e4771b333cd0ce_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
d9b93d8fbca0e75f07e4771b333cd0ce_JaffaCakes118.exe
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Size
226KB
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MD5
d9b93d8fbca0e75f07e4771b333cd0ce
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SHA1
408b60fadf26bf702b924b98d35ae45d7d9b3d73
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SHA256
b307aa2994e0f2acfd0356cd3550c34707f2c886fd9e8405f7b3eb38c472761c
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SHA512
b0f9efaace502988e278d7d56bceb3dff63ede0f5e634111fcd0540f77885938764ea2d7fffb295c8bb661723ec82622e62b3769d98523ad7557209e8b37534c
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SSDEEP
3072:VpVxYDSf7jZbCsImZthQWPlRjsDkI/d49/vVS04ijG9oaPoM0QJGk87iq:VpVT5pUWPlRjsIn9lS7kooaPASGqq
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 5104 Esahia.exe -
resource yara_rule behavioral2/memory/376-0-0x0000000000400000-0x000000000043A000-memory.dmp upx behavioral2/files/0x000b00000002338d-8.dat upx behavioral2/memory/5104-10-0x0000000000400000-0x000000000043A000-memory.dmp upx behavioral2/memory/5104-11-0x0000000000400000-0x000000000043A000-memory.dmp upx -
Drops file in Windows directory 6 IoCs
description ioc Process File created C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job d9b93d8fbca0e75f07e4771b333cd0ce_JaffaCakes118.exe File opened for modification C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job d9b93d8fbca0e75f07e4771b333cd0ce_JaffaCakes118.exe File created C:\Windows\Esahia.exe d9b93d8fbca0e75f07e4771b333cd0ce_JaffaCakes118.exe File opened for modification C:\Windows\Esahia.exe d9b93d8fbca0e75f07e4771b333cd0ce_JaffaCakes118.exe File created C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job Esahia.exe File opened for modification C:\Windows\Tasks\{62C40AA6-4406-467a-A5A5-DFDF1B559B7A}.job Esahia.exe -
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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language d9b93d8fbca0e75f07e4771b333cd0ce_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Esahia.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\Main Esahia.exe Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\International Esahia.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe 5104 Esahia.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 376 wrote to memory of 5104 376 d9b93d8fbca0e75f07e4771b333cd0ce_JaffaCakes118.exe 89 PID 376 wrote to memory of 5104 376 d9b93d8fbca0e75f07e4771b333cd0ce_JaffaCakes118.exe 89 PID 376 wrote to memory of 5104 376 d9b93d8fbca0e75f07e4771b333cd0ce_JaffaCakes118.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\d9b93d8fbca0e75f07e4771b333cd0ce_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\d9b93d8fbca0e75f07e4771b333cd0ce_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:376 -
C:\Windows\Esahia.exeC:\Windows\Esahia.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
PID:5104
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
226KB
MD5d9b93d8fbca0e75f07e4771b333cd0ce
SHA1408b60fadf26bf702b924b98d35ae45d7d9b3d73
SHA256b307aa2994e0f2acfd0356cd3550c34707f2c886fd9e8405f7b3eb38c472761c
SHA512b0f9efaace502988e278d7d56bceb3dff63ede0f5e634111fcd0540f77885938764ea2d7fffb295c8bb661723ec82622e62b3769d98523ad7557209e8b37534c
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Filesize
390B
MD5d46ece6843052fb84466f1ac76dc8fd6
SHA1cd31d2c57f156200f8048146a1c31d1726ea83d9
SHA25672a9169032f2fa1fbe383d50d9d396fa7ebf3d8ccf32d02bb2873d974cf7c56d
SHA512d1eda202a436cac83a6550b98dc11b4a7e8ae9743b3c814f49d735075d08d06c9cb63d916c9e742644b3ffa74ee2b2ec2fd844e890a48a5a4af0f6a38ebd893c