Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
31-12-2024 23:42
General
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Target
710938911e2fd9cb8ff4b49bc31dcca5f9b399d81e56b672df1bef0a0f18c315.exe
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Size
218KB
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MD5
3260631c07ead54f263c4bc1dc6a36ea
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SHA1
34846c5c595e2580a3eac7139d61ec8afb63c386
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SHA256
710938911e2fd9cb8ff4b49bc31dcca5f9b399d81e56b672df1bef0a0f18c315
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SHA512
7cddb0dd9c0ef579ba0df925d46d742f0abafc9c9d72df4dd16da8f82230ddc1f8554ce4fbcd38c70c5a3f4aec30c5e48d3726c0a182b4207094fd60430048cd
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SSDEEP
3072:3vm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:/1SyAJp6rjn1gOObn4b6h9h
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\710938911e2fd9cb8ff4b49bc31dcca5f9b399d81e56b672df1bef0a0f18c315.exe"C:\Users\Admin\AppData\Local\Temp\710938911e2fd9cb8ff4b49bc31dcca5f9b399d81e56b672df1bef0a0f18c315.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
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Downloads
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
2KB
MD53497e9e474ca682063ef307046a25a51
SHA1657262466c99f9cb7a8c8eec9e0734c24e66c7d3
SHA2569bfe91098e5de57fde290349185b4d246ca2b7e8a50885d9da6a3e0412926803
SHA5123fff702797dec575b42e2265490559afe2e52915dec5aaf198cd5d33b1916677185196d20f9cb07b88eefa2850254320a8aa50339a09af953b87609e5ec7a8fb
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Filesize
218KB
MD55cd41bf490067f98de2b6b6921d7fae2
SHA1ee4baff2108e9eb11ac2706fc42c3fc9bb48f561
SHA2567cc4fecf4e907c3fd514bc70cd06961da15de073d97da9cb53262d76bb1fd583
SHA512603247e934ff64098cd7acc5866888fc02cb76047c088d04bb2be97a1bd92bed54e27dbbd56d8de4019b978dc5aca56bac463a41c2c4aa478ff7959298e8a7eb
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
1.7MB
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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
672KB
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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
672KB
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Filesize
728KB
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Filesize
1.7MB
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Filesize
672KB
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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
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
324KB
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Filesize
1.7MB