Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
03-01-2025 02:10
General
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Target
a6aace7b33a30c369b822426c1fba413bee4ac270aeb4bb88c0c7a69f5b0982d.exe
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Size
217KB
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MD5
bfa745b75a86416be496080c7eb199da
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SHA1
c665ae02bcda25e6f322cc805833c5a90f3f0791
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SHA256
a6aace7b33a30c369b822426c1fba413bee4ac270aeb4bb88c0c7a69f5b0982d
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SHA512
42089d4c07432c6561b52e45ea3d6c2eb0d466467e772d10a601c3af488210d25a87e9313b43d130e86b3baefab4f820fa7d96d09a0675f306008819889d263b
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SSDEEP
6144:trRaTyDOnlo7eM+mlkWgRXOqobzWjozm2ulYM6Y:dsTbzu1glovW4EH6Y
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\a6aace7b33a30c369b822426c1fba413bee4ac270aeb4bb88c0c7a69f5b0982d.exe"C:\Users\Admin\AppData\Local\Temp\a6aace7b33a30c369b822426c1fba413bee4ac270aeb4bb88c0c7a69f5b0982d.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
61KB
MD502225b53d1174cbc25d634eb9354ee40
SHA1e15ca86aad2f9c09d393ad5f3e14dee069b1c8c9
SHA2561db4b8d2559310787d85c72329609be252722f83e9fa3faa5e714ff303d4fade
SHA51233aadfd58a33f64395999fdbd5c0587e493962d2f0525f30003d9844ca453c59e70a37b6a4f9852b2489e3ec427c2f5bc0308e9ad61311b85a8b172d00f4d0be
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
217KB
MD5738b1bcabe416a54a6ac5d0fd704f81a
SHA15a42b5ceea4c141d5772370675d4256ad383b37d
SHA256fe268aa188e93e926b90db7b3a9ed0765e3b96fed58f71d9156e1c5c41365b38
SHA5121dc8e5b890b16ebe988ae1420cb0c79dbdf9105e3e167464478ef6b26f99f76c0dda7387e44a91e3db940d43643c26154c0423b94fc535ddd5c77bda0b0e1b23
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Filesize
1.5MB
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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
1.5MB
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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Filesize
672KB
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Filesize
1.5MB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB