Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
09/07/2024, 20:01
Static task
static1
Behavioral task
behavioral1
Sample
31c7c66a0fef149edc6d7816bee8078a_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
31c7c66a0fef149edc6d7816bee8078a_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
31c7c66a0fef149edc6d7816bee8078a_JaffaCakes118.exe
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Size
12KB
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MD5
31c7c66a0fef149edc6d7816bee8078a
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SHA1
64e33c79366bca4112118e2f039783a9543dc5ed
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SHA256
56dd2edc5034b79ed4192411b6d866b4275cac61b0312eb4de34f7636b2074f7
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SHA512
1eb0b7acf8ade504619c4cb72c5e8bc3389964428ad67b95e964af06e41b7566be0cd692252aeeeffd1ffb5e381c20f228660c86ff438b7d4995f45853115947
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SSDEEP
384:s+wOFNOCaGWPjEAyzdQ/Z233V4YgHwB1cDNI3jGpo:sNOurQH33uYOCgIz9
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 724 r21017.exe -
Executes dropped EXE 1 IoCs
pid Process 724 r21017.exe -
Loads dropped DLL 1 IoCs
pid Process 724 r21017.exe -
Drops file in System32 directory 9 IoCs
description ioc Process File created C:\Windows\SysWOW64\sh21017.dll r21017.exe File opened for modification C:\Windows\SysWOW64\r21017.exe 31c7c66a0fef149edc6d7816bee8078a_JaffaCakes118.exe File created C:\Windows\SysWOW64\csrss.dll r21017.exe File created C:\Windows\SysWOW64\rpcss.dll r21017.exe File opened for modification C:\Windows\SysWOW64\rpcss.dll r21017.exe File created C:\Windows\SysWOW64\r21017.exe 31c7c66a0fef149edc6d7816bee8078a_JaffaCakes118.exe File created C:\Windows\SysWOW64\sh21017.add r21017.exe File opened for modification C:\Windows\SysWOW64\csrss.dll r21017.exe File opened for modification C:\Windows\SysWOW64\sh21017.dll r21017.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 724 r21017.exe 724 r21017.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 724 r21017.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2084 wrote to memory of 724 2084 31c7c66a0fef149edc6d7816bee8078a_JaffaCakes118.exe 83 PID 2084 wrote to memory of 724 2084 31c7c66a0fef149edc6d7816bee8078a_JaffaCakes118.exe 83 PID 2084 wrote to memory of 724 2084 31c7c66a0fef149edc6d7816bee8078a_JaffaCakes118.exe 83 PID 724 wrote to memory of 3464 724 r21017.exe 56
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3464
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C:\Users\Admin\AppData\Local\Temp\31c7c66a0fef149edc6d7816bee8078a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\31c7c66a0fef149edc6d7816bee8078a_JaffaCakes118.exe"2⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2084 -
C:\Windows\SysWOW64\r21017.exeC:\Windows\system32\r21017.exe C:\Users\Admin\AppData\Local\Temp\~e57a856.~~~ abcdef C:\Users\Admin\AppData\Local\Temp\31c7c66a0fef149edc6d7816bee8078a_JaffaCakes118.exe3⤵
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:724
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
34KB
MD5cff06173c9e730ea4879a518f70304d7
SHA1de1e035d8b4b2d7a2c2a6bc288f2082b8e6bb0e6
SHA256d2698d1746c556e2c543bc6e593c4df2237c887006508d5359c9cedc89e7d817
SHA5125dd940575e1ea722a40ee796281598e0e9084fc27eeb45fd78fa75e2216e6992731f096daa21cf8592c2bf42361afe3ac44184f265bf82127cf7f9fe9833e547
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641