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
01-01-2025 00:53
General
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Target
d767a1005729474bb48817c71afb36ba7e02cd32548c6639def98ef4f18784c4.exe
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Size
355KB
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MD5
b0563821ef325bce7baa78d5636be0bd
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SHA1
7d011b8f3eb665b4de8c47c92ffab4294fa04cb2
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SHA256
d767a1005729474bb48817c71afb36ba7e02cd32548c6639def98ef4f18784c4
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SHA512
5c2a06d4d55cb08c7c2a206e8f69ac93488ffdd523fdd47de6582fea18c02c82875aa50e126ad020eb6009ab34e4f9963a97b4b96abed13826ce10d29f75fad6
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SSDEEP
6144:J3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiS:emWhND9yJz+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\d767a1005729474bb48817c71afb36ba7e02cd32548c6639def98ef4f18784c4.exe"C:\Users\Admin\AppData\Local\Temp\d767a1005729474bb48817c71afb36ba7e02cd32548c6639def98ef4f18784c4.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
Loading Replay Monitor...
Downloads
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
355KB
MD5314110e48e1bed8774e2caeb406ed904
SHA1f90df29b482c3a6a6aaa3a512dd627fdb44ca315
SHA2560846d03b211354389a1e0f2c38903a8b2385012ea6d78550b168c2b6a739dbd1
SHA512582cea74bbebbcb8938f11bd1626f180240ead546f76f5180b683a7b26f81befbdf1eba007f56ace645ef534bd7010f9abaeb2cf67693f1bd2812b0af6993038
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Filesize
672KB
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Filesize
728KB
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728KB
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Filesize
380KB