Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
05-05-2024 00:03
Static task
static1
Behavioral task
behavioral1
Sample
15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe
Resource
win10v2004-20240426-en
General
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Target
15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe
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Size
3.6MB
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MD5
15142231b8ba60f6fc54fda073dc2a04
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SHA1
5ce468544002791ef66475e9107cef79db4f483a
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SHA256
989c507f699f7b059b3ee5276218e1e417446ddabd0d910f14579f3925526325
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SHA512
d4960211b98bca2a64934ba919089db4cc12f29e25db17fc9ac4351108e77e543d25c6a3fa3a651283d65302a816d72498a9d1710795010289dfa1ff0f493154
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SSDEEP
49152:VnjQqMSPbcBVQej/1INgwuqzgX8knK4JKARyPHRieTGJzNOEDaExEon:Z8qPoBhz1a8
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3341) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Executes dropped EXE 1 IoCs
Processes:
tasksche.exepid process 2572 tasksche.exe -
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Drops file in System32 directory 1 IoCs
Processes:
15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat 15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe -
Drops file in Windows directory 1 IoCs
Processes:
15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exedescription ioc process File created C:\WINDOWS\tasksche.exe 15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe -
Modifies data under HKEY_USERS 1 IoCs
Processes:
15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
PID:2268 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2572
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C:\Users\Admin\AppData\Local\Temp\15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\15142231b8ba60f6fc54fda073dc2a04_JaffaCakes118.exe -m security1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2636
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Windows\tasksche.exeFilesize
3.4MB
MD5f4576155d2fdca170d762aa59512f8f2
SHA127088bb5b921259cee85666b0816d8ccb5585eb2
SHA2560701eaed90a071e7bbff88e2cf0c52317b763ea769afd40b78ac353b5c47b2fd
SHA512b541313f5d4811e97523f26f0089101b88eb4710e466616bafff6845ed0c342b7043bb6703411f4e917fbc7e9b3483b7c964c3fad2dffbbf0e4ebaac654f9aa2