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Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
18/12/2024, 00:14
General
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Target
78e1bc24f7ff36e59201739453289d2ada4ea7bbf5571fb15d815f37a122e5eb.exe
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Size
355KB
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MD5
712b0d0c30cf2f39b08c42fb954748a4
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SHA1
fbcc4afcbaa790bbcb8861791feec2b4be6aedb2
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SHA256
78e1bc24f7ff36e59201739453289d2ada4ea7bbf5571fb15d815f37a122e5eb
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SHA512
616b254b0b83fbb6d4b9b4b1902f78aeb153d8a4bcfd607c134c767da727166086234b40396a90f2f367d1e16993f28256ea367197559e0bc37182c693cd2cf0
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SSDEEP
6144:X3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiS:kmWhND9yJz+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 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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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 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\78e1bc24f7ff36e59201739453289d2ada4ea7bbf5571fb15d815f37a122e5eb.exe"C:\Users\Admin\AppData\Local\Temp\78e1bc24f7ff36e59201739453289d2ada4ea7bbf5571fb15d815f37a122e5eb.exe"1⤵
- 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
MD5ecceb3510cd3d0dc4900e470899218c7
SHA1a90caa990bb2e9ef4054a1ee32a86696fe3620d6
SHA256b31b48ad072fc7f9eb730d3bc57a486205b14ec4665d860d7c5ae7632fc74f55
SHA512b6e086ccde37a68009fa0100546ddb8cee61d521e456d15748fc9ed8169b81fb351c0e6ddf8f4f20bc2c49f6e1d00f74fa9425e8253c6b54eac9310657ff05d1
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Filesize
355KB
MD59210ede530cbf7168e20b90bd6855673
SHA1d93945894590366dec62a927f040f943539a081a
SHA256dd5efe40938b9325933eaa46042d6077de1ae9589ff4f8ba4459669a034fc133
SHA512ab24a6d655e0435016e14f7ac92fdbb3bf9022d72efe789aab2a75d11a379244739a95742f4c1420ec5c525270455a780edb786b67c33f97f7174149a674d83f
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Filesize
672KB
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Filesize
728KB
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Filesize
380KB