Analysis
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max time kernel
141s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
04/10/2024, 20:40
Static task
static1
Behavioral task
behavioral1
Sample
14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$TEMP/biclient.exe
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
$TEMP/biclient.exe
Resource
win10v2004-20240802-en
General
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Target
14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe
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Size
159KB
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MD5
14d9786dfe1f15953271f06f5e12958d
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SHA1
c3240d28ffdd320061c344f6f77a1648f6f6d91d
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SHA256
bd262d57329d4a7460eae8c480a3539745a65b9ea13515598eabe27cc3c400bc
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SHA512
902f978f2476aa238b60091438120c26812e8d24f01e05c84b8ba459c07ab0429318d0754d10f650386729dfbb7016cc6d3bd9b3cd271d764ec443fc8b1aba6b
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SSDEEP
3072:O22ihA0m3BJf0AtyhqxvETFTGc4tQW2+8R6XMO4ZDfWjsVpxTGE:BA0m3T0AtyhqJMFS0+hcOBsVS
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 884 biclient.exe -
Loads dropped DLL 1 IoCs
pid Process 824 14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language biclient.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Internet Explorer\Main biclient.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 884 biclient.exe 884 biclient.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 824 wrote to memory of 884 824 14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe 31 PID 824 wrote to memory of 884 824 14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe 31 PID 824 wrote to memory of 884 824 14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe 31 PID 824 wrote to memory of 884 824 14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe 31 PID 824 wrote to memory of 884 824 14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe 31 PID 824 wrote to memory of 884 824 14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe 31 PID 824 wrote to memory of 884 824 14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\14d9786dfe1f15953271f06f5e12958d_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:824 -
C:\Users\Admin\AppData\Local\Temp\biclient.exe"C:\Users\Admin\AppData\Local\Temp\biclient.exe" /initurl http://bi.bisrv.com/:affid:/:sid:/:uid:? /affid "ffonts" /id "thong" /name "Thong" /uniqid 14d9786dfe1f15953271f06f5e12958d_JaffaCakes1182⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:884
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
73B
MD5aaa1f78d010d3c55f555dda86ead263a
SHA18ae090b8a6148ee9ad9658120381a5fff0e769ab
SHA2565b8e9f1bfcdd1981b865753f2bfed1b2a10de4c3bcbf1ee43949596a8fb5ced0
SHA51215a4b42aa0c06341d435e313e9d8928922e2c5ba585c79d5b76e66835b7804eba291a769b55fbefe200a40315f01c22732c467aaf25535e004bda92f469978f9
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Filesize
219KB
MD5c66293ccd7cbe84b1b8f393ca5e4e6d7
SHA1c24089d407e6280b79bec86532e9de0118e4de71
SHA256ffbae29e2f233767fd42909720497165ce3552427ef93efb2fc714fb4204755f
SHA5127ff97aa71f182035f90ba10c3bf8087280e3f34bf717bda139d642f4e043c64aa2b98d82a90a32f1df4b76f9d7610af62390fe934e514c90c703381a421c00b7