Analysis
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max time kernel
147s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
02-06-2024 23:25
Static task
static1
Behavioral task
behavioral1
Sample
8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe
Resource
win10v2004-20240508-en
General
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Target
8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe
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Size
856KB
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MD5
8fcca9ea8ae4f3f787aa82cfb10c2e13
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SHA1
eac534080656782d7a3d6c65976c5c14006518f7
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SHA256
6d34b23047a5497af7a5ecd2e1b62a39f424177c2015ccc7aa4d24202d1ffe28
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SHA512
d153734d643c573ff1f8805ed1c05c4a10fa3bf36f260953c895cfed4899bb3d26cc30822e3de90180c3a95ee4ac94c6da181f0a8c4cb96be3e74890b60f6f08
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SSDEEP
12288:DaZi47iuTQyiWxI6HlVVV4VVhf6H4X9d7qCZCEZ+AB0fMe:DUiApxIgVVV4VVUHmddDVyfM
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-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe -
Deletes itself 1 IoCs
pid Process 1072 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1072 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Startup RegKey Name = "C:\\Users\\Admin\\AppData\\Local\\Startup Folder Name\\MyFile.exe" 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2124 set thread context of 1072 2124 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe 108 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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NTFS ADS 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Local\Temp\8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe:Zone.Identifier cmd.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1072 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2124 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe Token: SeDebugPrivilege 1072 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1072 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 2124 wrote to memory of 2592 2124 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe 104 PID 2124 wrote to memory of 2592 2124 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe 104 PID 2124 wrote to memory of 2592 2124 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe 104 PID 2124 wrote to memory of 1072 2124 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe 108 PID 2124 wrote to memory of 1072 2124 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe 108 PID 2124 wrote to memory of 1072 2124 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe 108 PID 2124 wrote to memory of 1072 2124 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe 108 PID 2124 wrote to memory of 1072 2124 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe 108 PID 2124 wrote to memory of 1072 2124 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe 108 PID 2124 wrote to memory of 1072 2124 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe 108 PID 2124 wrote to memory of 1072 2124 8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe 108
Processes
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C:\Users\Admin\AppData\Local\Temp\8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2124 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe:Zone.Identifier"2⤵
- NTFS ADS
PID:2592
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C:\Users\Admin\AppData\Local\Temp\8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe2⤵
- Deletes itself
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1072
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4032,i,10373433614523925616,13586256558317053467,262144 --variations-seed-version --mojo-platform-channel-handle=4200 /prefetch:81⤵PID:2572
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\8fcca9ea8ae4f3f787aa82cfb10c2e13_JaffaCakes118.exe.log
Filesize1KB
MD565937b06a978f4c99703f3f9a8aed787
SHA10c28cd12731c31cae5b29efd7fb49ca88e3b7323
SHA256d37c2ae77fb42743f4502f5987d316aa4faa6a2a418898ae2188a665fe8a64c1
SHA512d865f0719a90c445ffb1b921f1aa986274c7fd015c968e200c0edd07b5d95d4d7beb22c415b55966d30b3e22cfce6d3df66f33a103ec716ecdd0f2ef57c1285d
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Filesize
856KB
MD58fcca9ea8ae4f3f787aa82cfb10c2e13
SHA1eac534080656782d7a3d6c65976c5c14006518f7
SHA2566d34b23047a5497af7a5ecd2e1b62a39f424177c2015ccc7aa4d24202d1ffe28
SHA512d153734d643c573ff1f8805ed1c05c4a10fa3bf36f260953c895cfed4899bb3d26cc30822e3de90180c3a95ee4ac94c6da181f0a8c4cb96be3e74890b60f6f08