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Analysis
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max time kernel
118s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
31/12/2024, 12:02
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_19fc4d5fd0417d431cdb16112c593851.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_19fc4d5fd0417d431cdb16112c593851.exe
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Size
738KB
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MD5
19fc4d5fd0417d431cdb16112c593851
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SHA1
814dec635ce5d1e55479ca9f81b22236e27e421b
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SHA256
e3d380417ff300e5ca62e16e77b3977233df145e8c429a3bbb60eea59e3599b9
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SHA512
3242b32c014773ba2ac689ae56fecb42a5bf2707c4fbdeddd3b310201ffb9fe25577977f2b76994615227d052a76fb313d80e1592a3095f3a6fc1397ea23e41e
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SSDEEP
12288:CAwSfxL/2Dc3jDLLmt0LDQewsHjhWW1d9cgO0qIlp7+x9xhIS2:HGewsHjoW1d9c0Na98
Malware Config
Signatures
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Expiro family
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Expiro payload 4 IoCs
resource yara_rule behavioral1/memory/2436-0-0x0000000000FBF000-0x0000000001052000-memory.dmp family_expiro1 behavioral1/memory/2436-1-0x0000000000F00000-0x0000000001052000-memory.dmp family_expiro1 behavioral1/memory/2436-2-0x0000000000FBF000-0x0000000001052000-memory.dmp family_expiro1 behavioral1/memory/2436-3-0x0000000000F00000-0x0000000001052000-memory.dmp family_expiro1 -
Program crash 1 IoCs
pid pid_target Process procid_target 2204 2436 WerFault.exe 30 -
System Location Discovery: System Language Discovery 1 TTPs 1 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 JaffaCakes118_19fc4d5fd0417d431cdb16112c593851.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2436 wrote to memory of 2204 2436 JaffaCakes118_19fc4d5fd0417d431cdb16112c593851.exe 31 PID 2436 wrote to memory of 2204 2436 JaffaCakes118_19fc4d5fd0417d431cdb16112c593851.exe 31 PID 2436 wrote to memory of 2204 2436 JaffaCakes118_19fc4d5fd0417d431cdb16112c593851.exe 31 PID 2436 wrote to memory of 2204 2436 JaffaCakes118_19fc4d5fd0417d431cdb16112c593851.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19fc4d5fd0417d431cdb16112c593851.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_19fc4d5fd0417d431cdb16112c593851.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2436 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2436 -s 1242⤵
- Program crash
PID:2204
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