Analysis
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max time kernel
142s -
max time network
144s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
29/09/2024, 09:40
General
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Target
fe4233b4b0b7a21bb9009563dc3d672a_JaffaCakes118.exe
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Size
355KB
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MD5
fe4233b4b0b7a21bb9009563dc3d672a
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SHA1
a94ac0675f61e377d64aaa500ed869337783bbf2
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SHA256
d1c3b427dad60659b316e272e6640232c4601ee214c4650c600c2704b43a74f4
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SHA512
26ff0ece5c4c0b183023cdeafa73eb8a5a3893f38ba2dc3152e2bf9a7920f912c2a6252e77b6cdbb637daa12f6589cdb61b72afca09d1db797c1182a50b4e947
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SSDEEP
6144:D3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiS:QmWhND9yJz+b1FcMLmp2ATTSsdS
Malware Config
Extracted
simda
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dga
gatyfus.com
lyvyxor.com
vojyqem.com
qetyfuv.com
puvyxil.com
gahyqah.com
lyryfyd.com
vocyzit.com
qegyqaq.com
purydyv.com
gacyzuz.com
lygymoj.com
vowydef.com
qexylup.com
pufymoq.com
gaqydeb.com
lyxylux.com
vofymik.com
qeqysag.com
puzylyp.com
gadyniw.com
lymysan.com
volykyc.com
qedynul.com
pumypog.com
galykes.com
lysynur.com
vonypom.com
qekykev.com
pupybul.com
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
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simda
Simda is an infostealer written in C++.
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 2 IoCs
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Modifies WinLogon 2 TTPs 2 IoCs
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Drops file in Windows directory 2 IoCs
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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.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\fe4233b4b0b7a21bb9009563dc3d672a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fe4233b4b0b7a21bb9009563dc3d672a_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\Windows\apppatch\svchost.exe"C:\Windows\apppatch\svchost.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Modifies WinLogon
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
355KB
MD57da892b98a73a16ab166b6c5dd36097a
SHA19bf945257c7c7f1f22a644be991ace9a4dbe7542
SHA25625956d3dbfc96788d8bbe88bf1ae350aa319dc93efc6280260b1b1f7bd26aaf8
SHA51221e060f208dcccaa383161c3cd578568f8572ee7de6da067edee4e7de0c4a7f1c782b70bdf7fa800e60cada32513cf482c74e631e047d4682baef977f890f7dd
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Filesize
380KB
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Filesize
672KB
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672KB
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672KB
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672KB
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672KB
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672KB
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728KB
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