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Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
18/12/2024, 03:43
General
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Target
49a334c9a610a385f5e6b69f7ecacf566fceb61ce011bff41d5a1f061c2641d4.exe
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Size
208KB
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MD5
03d86f8981452a6da03509cf8895fe5a
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SHA1
44bd2bc21d2fc5a2b8bb2e903b2f06d9bfdb54da
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SHA256
49a334c9a610a385f5e6b69f7ecacf566fceb61ce011bff41d5a1f061c2641d4
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SHA512
38d70e6a0358e5d81498e249a4f71b8fba2c412744d42cffee7821750742edaec2f813b02cd4d8b97f18fd4abf8118780ec902c9e9862c4fdede2ad88a6c20eb
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SSDEEP
6144:LOYX27lPBA3YDMw4lj6idlMlwl7/79C87g:LwBAy0rlMI5y
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\49a334c9a610a385f5e6b69f7ecacf566fceb61ce011bff41d5a1f061c2641d4.exe"C:\Users\Admin\AppData\Local\Temp\49a334c9a610a385f5e6b69f7ecacf566fceb61ce011bff41d5a1f061c2641d4.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
593B
MD53b03d93d3487806337b5c6443ce7a62d
SHA193a7a790bb6348606cbdaf5daeaaf4ea8cf731d0
SHA2567392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30
SHA512770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
24KB
MD502cbb46e6439d8c829a371b49df6478c
SHA175ae5c92ca61cb7b15f242b394f644f970d656bb
SHA256b6e7537bf62fbec618784d9b19ae4c71f5cf06e6a616f950d14125ae25d1cef1
SHA512f6439021a6452ea86e1e632b3074bbab3d7f3ee6b511408b38b87b1ba222c4c912f7ef23bb07e53fee00bafbc59ab348a60e8f3ee90780a2a1cbb97973e78cb3
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Filesize
208KB
MD5e006878e763e6098dcdf5d119d8895c5
SHA1ba8f1d79ec822cc12c8460dfa5baad400213e468
SHA256660d5a0a0530cbd77eb73634745260261867aea04555577a0008a919c8553457
SHA512096a9f1da4e6779f10d2eb74712397f8e424aa6dc23ba54b5a409959fb55517d70e3e1688802bdde18079770871e91195b7a7f29547343e5d805366a7583ec64
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Filesize
796KB
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Filesize
324KB
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Filesize
380KB
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Filesize
796KB
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Filesize
380KB
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Filesize
324KB
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Filesize
796KB
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Filesize
796KB
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Filesize
796KB
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Filesize
672KB
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Filesize
796KB
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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
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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
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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
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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
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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
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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
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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
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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
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728KB
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728KB
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728KB
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728KB
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Filesize
728KB
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728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB