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Analysis
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max time kernel
161s -
max time network
169s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
19/04/2024, 17:59
Static task
static1
Behavioral task
behavioral1
Sample
fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe
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Size
64KB
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MD5
fadc3cb823bcc90dbbad30faf07fe18b
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SHA1
b2eb0412871608ea78371e13d6ffef81e9aa9fb1
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SHA256
b68a0d53c4be9a4867438a513930e5bd31486a5448f27839794ba07e5e2e3fd1
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SHA512
6a52c55e8d85f47785336781ac775e84390c096c567c46d2fffb0aadc2bbdb39d1099b83148f88b307d4ad3b09bf9932f89071760d0d882efee69094c3fc091e
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SSDEEP
1536:8BlxGxAk43HhjH50PZPFQjbui2sxkY87k5R6YFEwsuENLUGUXkItFuzfTn:8hXhju2PtXZAYFhXkItcH
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3996 outlook.exe -
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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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\System = "C:\\Windows\\sys32.exe" fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe -
Drops file in Windows directory 5 IoCs
description ioc Process File opened for modification C:\Windows\outlook.exe fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe File opened for modification C:\Windows\sys32.exe fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe File opened for modification C:\Windows\outlook.cfg outlook.exe File created C:\Windows\sys32.exe fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe File created C:\Windows\outlook.exe fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2408 wrote to memory of 3996 2408 fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe 90 PID 2408 wrote to memory of 3996 2408 fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe 90 PID 2408 wrote to memory of 3996 2408 fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fadc3cb823bcc90dbbad30faf07fe18b_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2408 -
C:\Windows\outlook.exeC:\Windows\outlook.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
PID:3996
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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 --mojo-platform-channel-handle=4244 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:81⤵PID:2528
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
49KB
MD50e9379e357aba95f8b9883af9b67675e
SHA1280a174a414e5b8588f42b6328af2c8c8ff4394f
SHA25696b9c4ead67d03eb2c69103a983274e013e3466e80d8f95bd7cf3aea8be05b28
SHA5126cc383806882729cd889b025802ac0d5e1c55a74b3e7d7c98932644e8802fe52b5b14a886eff70ab7deaa70fb60bb9898e55b5cd83b5b99e2a2d107dce367784