Analysis
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max time kernel
119s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
01/07/2024, 11:50
Static task
static1
Behavioral task
behavioral1
Sample
1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
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Target
1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe
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Size
13KB
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MD5
1b2f8831502828b78c1b695d74c67b38
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SHA1
00285aeb117e125ef5cf1bdb240b758f603f037e
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SHA256
375ff1105cd20b683f441014ba8988b1e15327c6bf3457a971e3629c6afe022f
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SHA512
d7b22f7997739b9edf19f46bcc74f93899413748200276b0fe07320c3d1500210dcbae4f46bd44f9b11054814428c71312430bad3b8c8c50cdcaef20a1e0a4d8
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SSDEEP
384:emWDlkSA2Ji8MJpHX7P8dE00zK2G7rfLD4GEFq/:emQfKpHuEZzKZTD4GEF0
Malware Config
Signatures
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Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\adsntzt.dll = "{E0F3526A-4165-4589-80CD-50B6FBAC3BDA}" 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe -
Deletes itself 1 IoCs
pid Process 2644 cmd.exe -
Loads dropped DLL 1 IoCs
pid Process 2180 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\adsntzt.tmp 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\adsntzt.tmp 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe File opened for modification C:\Windows\SysWOW64\adsntzt.nls 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe -
Modifies registry class 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E0F3526A-4165-4589-80CD-50B6FBAC3BDA}\InProcServer32\ = "C:\\Windows\\SysWow64\\adsntzt.dll" 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E0F3526A-4165-4589-80CD-50B6FBAC3BDA}\InProcServer32\ThreadingModel = "Apartment" 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E0F3526A-4165-4589-80CD-50B6FBAC3BDA} 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E0F3526A-4165-4589-80CD-50B6FBAC3BDA}\InProcServer32 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2180 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2180 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe 2180 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe 2180 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2180 wrote to memory of 2644 2180 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe 28 PID 2180 wrote to memory of 2644 2180 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe 28 PID 2180 wrote to memory of 2644 2180 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe 28 PID 2180 wrote to memory of 2644 2180 1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\1b2f8831502828b78c1b695d74c67b38_JaffaCakes118.exe"1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Loads dropped DLL
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2180 -
C:\Windows\SysWOW64\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\A7E3.tmp.bat2⤵
- Deletes itself
PID:2644
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
207B
MD501211861e40903ef04d795276c2c743a
SHA18957daa799946083d071d4dec4fa5786c4c17ec2
SHA25634615175966b19796156173fcae218affaeb5648a93e05498adda6d0710c45b2
SHA512f6b3d15d9f7c05f974ed3200fc5d0734cf908ce5c5a52446342eceab6826c75314233166632627d5f1733fcbf349d23d03db1a57eb41dfdfc6fa937d2340513f
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Filesize
646KB
MD51c8b655b679030a691d8a354b86b222f
SHA1dcc0d4e35115f35414fba5aef6cdd015a3d7323f
SHA2566d0b22a3b38457bc2f8a2b39da8c2726fc611b772db606f0e57b68a6feb7dafc
SHA512167e1277eeede9eb7c73e6d5ab9259855527d5e8e3c78970bb6ce39cc120d928fe71a8c4abf9149d639e08afb59bad5f1947c709a9a473541031b54f5bace073