Analysis
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max time kernel
118s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
26/10/2024, 18:30
General
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Target
c5921228f1952274e77c290aa6ed60c4c20532b3fc27b322a8cb828e91b03fccN.exe
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Size
218KB
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MD5
96fc4d6ce691c09617120d4bb7b96230
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SHA1
b3499cb6c21f6fa97508f3f86e5fa5b697f832fe
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SHA256
c5921228f1952274e77c290aa6ed60c4c20532b3fc27b322a8cb828e91b03fcc
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SHA512
c1c7802bc69ce453f673eb5b85da9485cf21b1333d4a10dad94f57f7a0b56933a74348ba6f19525ca96029241b99c675a7aa1e381f5dc2e80f4a66fa6b9f4c41
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SSDEEP
3072:dvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:R1SyAJp6rjn1gOObn4b6h9h
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\c5921228f1952274e77c290aa6ed60c4c20532b3fc27b322a8cb828e91b03fccN.exe"C:\Users\Admin\AppData\Local\Temp\c5921228f1952274e77c290aa6ed60c4c20532b3fc27b322a8cb828e91b03fccN.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
Loading Replay Monitor...
Downloads
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Filesize
218KB
MD55595d7409d8356f61a406bf229618ced
SHA11b8312d20730ba54f960e14acb68516f38e4b4d7
SHA256ecb20655b0e90ef60ebec87f7c95ae38069b561a67f1b0f387fea85b3271c5d6
SHA5120b5ca34f5898fce59813da523d5578b0ec9a9fe9aa4c44edcbfb9fd248307919f3f56b44c59be6065cfc35cf5c8dcb45cf061fcac449ca4eddbd5ae2200eab21
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Filesize
324KB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
1.7MB
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Filesize
1.7MB
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Filesize
1.7MB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
1.7MB
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Filesize
672KB
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672KB
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672KB
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728KB
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