Analysis
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max time kernel
140s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
14-01-2025 05:24
General
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Target
952e5fc0d170b186fcf3ddd8fed6d1f9bf82954a8553515ee6c7e8f948347850.exe
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Size
218KB
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MD5
a4c708c679a8c3c81161f29194f66033
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SHA1
b968bba12f2c3113fc3c1e0964647e1446fff20a
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SHA256
952e5fc0d170b186fcf3ddd8fed6d1f9bf82954a8553515ee6c7e8f948347850
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SHA512
61709bb0e38bcf3c9adecc9a1aef302879debf05034eb2a2e0769300154a9b9af40b8029ab829d998c84d974020d816dd27e1a2de3f72ca833e29d6837e842bd
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SSDEEP
3072:gvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:O1SyAJp6rjn1gOObn4b6h9h
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\952e5fc0d170b186fcf3ddd8fed6d1f9bf82954a8553515ee6c7e8f948347850.exe"C:\Users\Admin\AppData\Local\Temp\952e5fc0d170b186fcf3ddd8fed6d1f9bf82954a8553515ee6c7e8f948347850.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
1KB
MD5df113dd49638bd105e4f9a45747d248e
SHA1fba1a2a110d24fb4eaf560434b4a4b046159a1c5
SHA256ec84bacf13b2f5bd4ea663ecb7e6e7d6a4497821207612dc383eada100c3e6b5
SHA512a7812b61fd729f0d1e2923432e0f1337c77e28601402cb546d81a12343966f2079ee62a6a988c6a2238a14bd5a27a74c2acfa00405f8cea9814842ad0dc1a55e
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Filesize
218KB
MD55c1293d78b544dd89084671fc0787513
SHA1712f053200a1b9cafe1b204aad675c4582987038
SHA256076bcaa6f5ad145bf097108ede0d93b3ef4d3524442c6428755ddbd12a3385f5
SHA512b2282328c43cbfab473d01fe6a179b4b2b39f0f34ea1489324ae9bf7bb1aa57cbbbfc2b9a01a1978493cb574945577dcdab0bb0abc0450a5e31172b18a7c334f
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB
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Filesize
380KB
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Filesize
324KB
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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
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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728KB