Analysis
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max time kernel
120s -
max time network
116s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
25-12-2024 22:14
General
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Target
c233eaca418d16010915bfc5816e8f2cc3d11251df9aaf460b7852dd181aee8b.exe
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Size
218KB
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MD5
c606db33a85e79113348f121dfb4dcf7
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SHA1
ed2d205196e56ea0a69a44021caff80db37ad1f3
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SHA256
c233eaca418d16010915bfc5816e8f2cc3d11251df9aaf460b7852dd181aee8b
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SHA512
df1b65b1006772172d1b2a0ba259c857c1a0b265a60c809e92e3873637efa1349d6f26339c7cae1860fc48859321b071541495df27c5702fbeee66c3e48ffe7f
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SSDEEP
3072:Hvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2HO:P1SyAJp6rjn1gOObn4b6h97
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\c233eaca418d16010915bfc5816e8f2cc3d11251df9aaf460b7852dd181aee8b.exe"C:\Users\Admin\AppData\Local\Temp\c233eaca418d16010915bfc5816e8f2cc3d11251df9aaf460b7852dd181aee8b.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
42KB
MD59892270471f60e16496a994654ff7628
SHA1dc5e987706ac1f4b2c4d8fc06f1a00f3e5441fc5
SHA256137d439cb8cc06ddcad23a3cd8411aa4d5fa6e3b9fd980e6dbbb9bfad98d5ecf
SHA512082c059ca9bb5032b7f0dd0d4a4676343dc16b498609f96bbf5d29de6ef3321cb1b2b52e57c379e6141bb454a2c17ff202110a8b073b161681109e637222019c
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Filesize
218KB
MD565571c2011dfbc1769b20f2f81b2e735
SHA19037eef68a2b6bb4d760874c4efd690d882c028a
SHA2566c52a8333cd30336e3c5c23677425bdec94c1d525cec3e5625cca10c635e14a5
SHA51250f085130880066f80167708b6a764db7257f3e255d96c6c879a2af9df05ae5ce6befe20b3c85ff2110a1249c8a9a89a4a3ab137782dc9a2c9f72a8652c2a3b7
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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
672KB
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Filesize
1.7MB
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Filesize
672KB
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Filesize
672KB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB