Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20-10-2024 07:51
Static task
static1
Behavioral task
behavioral1
Sample
61220c9c5a7d4461b6b97dbfd91baa8e_JaffaCakes118.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
61220c9c5a7d4461b6b97dbfd91baa8e_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
61220c9c5a7d4461b6b97dbfd91baa8e_JaffaCakes118.exe
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Size
1.5MB
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MD5
61220c9c5a7d4461b6b97dbfd91baa8e
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SHA1
bd3a999511801f29b6a36cf805708df9ab483909
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SHA256
d9d6b5299bb5bf821deaea40fba639633c5831a6e4e4186b8a8542f9149004f0
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SHA512
891cac3acc66b5835e4392b4944d039dd0b9c4f5501fc7c0cc2c6fe7d135f932bed9a91d3fac30f5855343e55e26a820b8328f64bb97683ff0ddc87456b65da5
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SSDEEP
24576:saHMv6CorjqnyC8xlD9bjB39g4QkrUrPtyqS:s1vqjdC8PD9bjB39tQXP4qS
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation 61220c9c5a7d4461b6b97dbfd91baa8e_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1984 uncrypted.exe -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/4456-0-0x0000000000400000-0x00000000004D3000-memory.dmp autoit_exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 1684 1984 WerFault.exe 84 -
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 61220c9c5a7d4461b6b97dbfd91baa8e_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language uncrypted.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4456 wrote to memory of 1984 4456 61220c9c5a7d4461b6b97dbfd91baa8e_JaffaCakes118.exe 84 PID 4456 wrote to memory of 1984 4456 61220c9c5a7d4461b6b97dbfd91baa8e_JaffaCakes118.exe 84 PID 4456 wrote to memory of 1984 4456 61220c9c5a7d4461b6b97dbfd91baa8e_JaffaCakes118.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\61220c9c5a7d4461b6b97dbfd91baa8e_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\61220c9c5a7d4461b6b97dbfd91baa8e_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4456 -
C:\Users\Admin\AppData\Local\Temp\uncrypted.exe"C:\Users\Admin\AppData\Local\Temp\uncrypted.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1984 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1984 -s 2723⤵
- Program crash
PID:1684
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1984 -ip 19841⤵PID:468
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
806KB
MD5676cf7133359d0a68086174655cded20
SHA138f2a19ab6b80c18f0c16c38744fc9d2436b2c5c
SHA2566676e0f8d1289a981849f912cff81f05ba27dffe1e0877f8a9eb689662f43b05
SHA512c02117cf42a3f296a0d31c7f4cbe5a20a350c0e978bb3f4bc320f61d087d10618e22fa14d70c7fbf925e2937c3622bde9fd95a497e9ebbace49d2c535ee02831
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Filesize
806KB
MD54e20d20b85b66165651b8372e44114a9
SHA15717df171be5b6bc4fa635c392e9a49c46b09490
SHA256fcb21d924b5ab6f9524c839cd27a3928a036e8dfecaaf943301b20d913927b6a
SHA512c840060fb2c29d0f77a5e60448a46ace7a9cf0e39915dabf1fcc4e741464b3083136b9e131aab01f290a3610743c8468900678ad6bcf7931cf8420c927f33b99