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Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
08/01/2025, 02:16
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_85b7c1f86d869820296791ef2d093108.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_85b7c1f86d869820296791ef2d093108.exe
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Size
19.5MB
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MD5
85b7c1f86d869820296791ef2d093108
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SHA1
ba7771ccbed4a58341548a6a0924885a9f8ab69d
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SHA256
b6e09d18199bceb4854be43cd24ecf00b8081a38870f733380d394210cf6a6e1
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SHA512
791387bae0c17cddbe0ffa918291a1c7f580b48a55c1db4c391bec5258f96d02cb8274f464e7bc7d9a88156d570e2608765e06b9a1c4c09ac3f9069e86ab2893
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SSDEEP
393216:GmHZI2hMQdB7H/hUfaCVjTPEtOSNVW8ImMyX5/4BaPBr7rt2RqF:R1M4B7CC2AtjXImNXZ4c5kRq
Malware Config
Signatures
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Expiro family
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Expiro payload 4 IoCs
resource yara_rule behavioral1/memory/2068-0-0x0000000001E8B000-0x0000000001F1E000-memory.dmp family_expiro1 behavioral1/memory/2068-1-0x0000000000B00000-0x0000000001F1E000-memory.dmp family_expiro1 behavioral1/memory/2068-2-0x0000000001E8B000-0x0000000001F1E000-memory.dmp family_expiro1 behavioral1/memory/2068-3-0x0000000000B00000-0x0000000001F1E000-memory.dmp family_expiro1 -
Program crash 1 IoCs
pid pid_target Process procid_target 2512 2068 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_85b7c1f86d869820296791ef2d093108.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2068 wrote to memory of 2512 2068 JaffaCakes118_85b7c1f86d869820296791ef2d093108.exe 31 PID 2068 wrote to memory of 2512 2068 JaffaCakes118_85b7c1f86d869820296791ef2d093108.exe 31 PID 2068 wrote to memory of 2512 2068 JaffaCakes118_85b7c1f86d869820296791ef2d093108.exe 31 PID 2068 wrote to memory of 2512 2068 JaffaCakes118_85b7c1f86d869820296791ef2d093108.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85b7c1f86d869820296791ef2d093108.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_85b7c1f86d869820296791ef2d093108.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2068 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 1242⤵
- Program crash
PID:2512
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