Analysis
-
max time kernel
121s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
18/04/2024, 10:18
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe
Resource
win7-20240221-en
windows7-x64
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe
Resource
win10v2004-20240412-en
windows10-2004-x64
7 signatures
150 seconds
General
-
Target
f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe
-
Size
72KB
-
MD5
f7ca099d8de4df09a648737f578425d3
-
SHA1
8551f2603ae51a799cbc4dd54b474ebf005fbe2f
-
SHA256
bdf6f44b5c4d82220997886c4fd2d61a2448cd8f1cb525dde5d3e22efb0c6c5a
-
SHA512
a5d22bd30acd34ad7edf9b550a0f7969e1df286111be13ed1ca790edd828209df8976234e07578e75f4efdf616f0ab7d674cf3e71ad0697caa1ff17bd5931f2c
-
SSDEEP
1536:ET1DkMH5M2nh+4yVNtcbc0B/LA+O8mcAw+Xu5gCikFPM:W1wMZMCEsc0B/LA+O8mcAwNJPM
Score
7/10
Malware Config
Signatures
-
Modifies system executable filetype association 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe %1 %*" f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Toolbar explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000\Software\Microsoft\Internet Explorer\Toolbar\Locked = "1" explorer.exe -
Modifies registry class 35 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe %1 %*" f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe Key created \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_Classes\Local Settings explorer.exe Set value (int) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\NodeSlot = "1" explorer.exe Key created \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 = 740031000000000055585a791100557365727300600008000400efbeee3a851a55585a792a000000e601000000000100000000000000000036000000000055007300650072007300000040007300680065006c006c00330032002e0064006c006c002c002d0032003100380031003300000014000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0 = 520031000000000055585a79122041707044617461003c0008000400efbe55585a7955585a792a000000eb0100000000020000000000000000000000000000004100700070004400610074006100000016000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 = 14001f50e04fd020ea3a6910a2d808002b30309d0000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0 = 19002f433a5c000000000000000000000000000000000000000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0 = 4c003100000000005558607b10204c6f63616c00380008000400efbe55585a795558607b2a000000fe0100000000020000000000000000000000000000004c006f00630061006c00000014000000 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0 explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\KnownFolderDerivedFolderType = "{57807898-8C4F-4462-BB63-71042380B109}" explorer.exe Key created \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe Key created \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0 explorer.exe Key created \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots = 02 explorer.exe Key created \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Key created \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = 00000000ffffffff explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0 = 4c0031000000000055582d80100041646d696e00380008000400efbe55585a7955582d802a00000030000000000004000000000000000000000000000000410064006d0069006e00000014000000 explorer.exe Key created \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags explorer.exe Key created \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0 explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\0\0\0\0\0\0\0 = 4a0031000000000092584d52102054656d700000360008000400efbe55585a7992584d522a000000ff010000000002000000000000000000000000000000540065006d007000000014000000 explorer.exe Set value (str) \REGISTRY\USER\S-1-5-21-3787592910-3720486031-2929222812-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\Bags\1\Shell\SniffedFolderType = "Generic" explorer.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2136 f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2136 wrote to memory of 1232 2136 f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe 28 PID 2136 wrote to memory of 1232 2136 f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe 28 PID 2136 wrote to memory of 1232 2136 f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe 28 PID 2136 wrote to memory of 1232 2136 f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f7ca099d8de4df09a648737f578425d3_JaffaCakes118.exe"1⤵
- Modifies system executable filetype association
- Drops file in System32 directory
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2136 -
C:\Windows\SysWOW64\explorer.exeexplorer.exe C:\Users\Admin\AppData\Local\Temp2⤵PID:1232
-
-
C:\Windows\explorer.exeC:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding1⤵
- Modifies Internet Explorer settings
- Modifies registry class
PID:2252