Analysis
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max time kernel
138s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
02/11/2024, 12:44
General
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Target
904d1e156a65d8d443e9295cca6ece545f25299b69adf99cdc1418c6475403a6.exe
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Size
380KB
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MD5
8dfed84605e1bbbd0be29a7626ae3849
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SHA1
6f4484f453be735a774e5af3e85214887c8389b1
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SHA256
904d1e156a65d8d443e9295cca6ece545f25299b69adf99cdc1418c6475403a6
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SHA512
2706c2381c4b326d2aca0a3b88f988acdffc42efaf83540afde7b0bbf38998d19731b2f7feef09f896a05eed349efabaaa26908922f43c091212a4d483eb6eec
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SSDEEP
6144:KaEmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiwmryP:WmWhND9yJz+b1FcMLmp2ATTSsdwmryP
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 family
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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\904d1e156a65d8d443e9295cca6ece545f25299b69adf99cdc1418c6475403a6.exe"C:\Users\Admin\AppData\Local\Temp\904d1e156a65d8d443e9295cca6ece545f25299b69adf99cdc1418c6475403a6.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
380KB
MD59a80138337dd2b5ce49d04c9a2ff1795
SHA1ece7b50727050c487997f02bf71155057f92ba48
SHA2568f2283c7d3b099df709e991b66d6f81b4218641d764530f1c635fb97ac4a24c2
SHA512ac56344f3a0942435daa5134c583e34038b57be3861a75d924fddff48054d0a8213ad6a6e2525b0f61fa71dfea5ac35f7cd39fe4e0c5193ae542f2f8215e21ea
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Filesize
428KB
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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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