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Analysis
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max time kernel
117s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11/01/2025, 11:26
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_fffac2b95a2f7b00a5f14dc25a94934f.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_fffac2b95a2f7b00a5f14dc25a94934f.exe
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Size
417KB
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MD5
fffac2b95a2f7b00a5f14dc25a94934f
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SHA1
b316d93f4caad620e5894f1b28c7d1ca34291327
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SHA256
532c86e19718c704908c83478c506504f82eb8cdf1457f9e2d665eecedef2ca3
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SHA512
d24e2239c18f1f90d955005389accefae9b1929d3bb75d5e8bf1951eb0a18a29fba58a78c9f9b36d26bed52c2c8652acd367a0df1fd9ae968944316c7ed78a70
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SSDEEP
6144:8zSpwTEOzPSK5U2SoJ8VWackqV1ZmXRWLgKocUq8nOfaIROo71YvK09lw+45B:l+IK5U2SoyspmwLQcUqgsPBYv745B
Malware Config
Signatures
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Expiro family
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Expiro payload 4 IoCs
resource yara_rule behavioral1/memory/3020-0-0x000000000022C000-0x00000000002BF000-memory.dmp family_expiro1 behavioral1/memory/3020-1-0x00000000001C0000-0x00000000002BF000-memory.dmp family_expiro1 behavioral1/memory/3020-2-0x000000000022C000-0x00000000002BF000-memory.dmp family_expiro1 behavioral1/memory/3020-3-0x00000000001C0000-0x00000000002BF000-memory.dmp family_expiro1 -
Program crash 1 IoCs
pid pid_target Process procid_target 2372 3020 WerFault.exe 29 -
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_fffac2b95a2f7b00a5f14dc25a94934f.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3020 wrote to memory of 2372 3020 JaffaCakes118_fffac2b95a2f7b00a5f14dc25a94934f.exe 30 PID 3020 wrote to memory of 2372 3020 JaffaCakes118_fffac2b95a2f7b00a5f14dc25a94934f.exe 30 PID 3020 wrote to memory of 2372 3020 JaffaCakes118_fffac2b95a2f7b00a5f14dc25a94934f.exe 30 PID 3020 wrote to memory of 2372 3020 JaffaCakes118_fffac2b95a2f7b00a5f14dc25a94934f.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fffac2b95a2f7b00a5f14dc25a94934f.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_fffac2b95a2f7b00a5f14dc25a94934f.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3020 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3020 -s 682⤵
- Program crash
PID:2372
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