Analysis
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max time kernel
107s -
max time network
113s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
16-04-2024 02:45
Behavioral task
behavioral1
Sample
f281eed68163245661609f462a0c6266_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
f281eed68163245661609f462a0c6266_JaffaCakes118.exe
Resource
win10v2004-20240412-en
General
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Target
f281eed68163245661609f462a0c6266_JaffaCakes118.exe
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Size
674KB
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MD5
f281eed68163245661609f462a0c6266
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SHA1
11bc8632b1f40116589fd3b13be379bcac75e045
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SHA256
f29c642e2962616de5f5a909c391bbe4292902a11ffa774203b03e8711c84c48
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SHA512
66494ee26ed66746ee51c31254245f5746ae9a0170fc255e851ad66320680219b022c66518e2ff3d2d470dd2f9cba4237b9f2bc018da514ade6ec6dba6bdfbb6
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SSDEEP
12288:mofpljJgZSsAjAuYcVWfs6MDMVqfBdcmDBujHhVP:7JwcAuv0fKMVqJdc3hVP
Malware Config
Signatures
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Detects Echelon Stealer payload 1 IoCs
resource yara_rule behavioral2/memory/4440-1-0x0000016854B90000-0x0000016854C3E000-memory.dmp family_echelon -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f281eed68163245661609f462a0c6266_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f281eed68163245661609f462a0c6266_JaffaCakes118.exe Key opened \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f281eed68163245661609f462a0c6266_JaffaCakes118.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 26 api.ipify.org 27 api.ipify.org 28 ip-api.com -
Suspicious use of NtSetInformationThreadHideFromDebugger 14 IoCs
pid Process 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 11 IoCs
pid Process 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4440 f281eed68163245661609f462a0c6266_JaffaCakes118.exe -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f281eed68163245661609f462a0c6266_JaffaCakes118.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 f281eed68163245661609f462a0c6266_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f281eed68163245661609f462a0c6266_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f281eed68163245661609f462a0c6266_JaffaCakes118.exe"1⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:4440
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\XJTBBuFZNuRPTJJNBDuHLDV6083579891\9160835798XJTBBuFZNuRPTJJNBDuHLDV\Browsers\Passwords\Passwords_Edge.txt
Filesize426B
MD542fa959509b3ed7c94c0cf3728b03f6d
SHA1661292176640beb0b38dc9e7a462518eb592d27d
SHA256870ef3d2370932a8938faa60abd47d75ea0af98bfa11c82ae8efe9e94fd8be00
SHA5127def291737d081c93d0cc38ac8d3062fd34d93b68d191eb0d54e9857e0c0afdbcd241471a2e10c28ce8db3b1d1ae0dba2ef6f609cfe8a1e8fe1dd103dba80007
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C:\Users\Admin\AppData\Roaming\XJTBBuFZNuRPTJJNBDuHLDV6083579891\9160835798XJTBBuFZNuRPTJJNBDuHLDV\Files\ExpandInstall.txt
Filesize562KB
MD5d0ad587640d348392621b3909851a7f1
SHA1ace557c94b771447f80194302982093a46e0d9ca
SHA2568806626566ebc29529b4d7200facda38b9aebcd5d34daa6a4f184814b5634509
SHA5126eab527cbc44861228ce2c4126508ea0a2c5b8d93bf39b172f312bd84c11512d674541f06d2e8562d3bed6e5e2c256cd544711cddd62f70ef6bb7d4e3355c368
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C:\Users\Admin\AppData\Roaming\XJTBBuFZNuRPTJJNBDuHLDV6083579891\9160835798XJTBBuFZNuRPTJJNBDuHLDV\Files\InitializeProtect.txt
Filesize1.0MB
MD5a9bc515b02a1135bd9eb1dac3fefc871
SHA1b4766b9e6524e3835667e079132ab5b975acbe75
SHA256e295a870149da08dfd494fe3421974f5bf3d9a5795169064905eaa69b0fb0d05
SHA5129bf02147d998fbf8907d23b052be26e8e9098e79e7e6f3467152a5d923f9b9a59132087c87eb02f88ffb2ef533eb84a71f4f7869ce86a9d9ebe29275f460fdd4