Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
04-12-2024 03:23
General
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Target
6688cde6cdb341d0dbe0315f9110825843bfbfe8680f4524ee60002be3374c6d.exe
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Size
218KB
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MD5
a3ed03d40d9dfaa61978f82d546d11d9
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SHA1
9f59c1465fc40447bf0ea50c3f595e1b3b0f325c
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SHA256
6688cde6cdb341d0dbe0315f9110825843bfbfe8680f4524ee60002be3374c6d
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SHA512
beb5c9a9dd8b23ccc338da7fc21cb6f0351e71669bbe679487e5ef154da5e55cd43355c2e602a84c62a40954237e5a6fcc74bcfbd62d685cea33ed478da571c3
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SSDEEP
6144:GEQBDdO1z7L/EIhZDE9oLfFWlMZT7+DGaMwICS:GEGDdQNHEwWlMxYG/wIj
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\6688cde6cdb341d0dbe0315f9110825843bfbfe8680f4524ee60002be3374c6d.exe"C:\Users\Admin\AppData\Local\Temp\6688cde6cdb341d0dbe0315f9110825843bfbfe8680f4524ee60002be3374c6d.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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
24KB
MD55633f9f576af34c329a2a7a6e939b10b
SHA189914b77c5599b2b8fca4f97a3caa0b7558a5cb4
SHA2566f7b655e4a4d221e3ca25b457b86deec805d69ed5094f9936c719920ddb38167
SHA5125b3ddb7c0533b7914fc66b5c5c43c0453af4aee443b182deb310512b5056aa440ea3285ff97ba1de4af5e2e4364a89f04ebd5ec584403494db326c1e74dc29fd
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Filesize
1KB
MD5ad310a355ab177dfc76af34a32f99fd0
SHA1c1d2086d6c90f3e50b74145e8bf04f7706c3faf3
SHA2562702e3156005e0b1cab663d2fabbca8c1276f384c114bb691a6b27c07129d795
SHA512673e60faee2a508a55b11d3abd6902991dc2fb35938d24b0dfb2976699ddc3b314874f374d9e9af8b426dea57b33711fc62ec2854b695e0da77ac5160f40dca7
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Filesize
218KB
MD548f26ca3d95e3beb0f7c71f743600bf6
SHA118d4c68320f8d695684bb231525e1c0acd66d4d9
SHA256dd65ab84d461b5871536c63a75a9ea7e6f5b87fb798b9b7237ead0b18492c145
SHA5125f3d5fd6c0edfd83d78778512811710096e876de8e641773cd9419360c047f805e02a773f139423542ec4cb26a8b0519990ffedb6281ad68cd660198e8249605
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Filesize
324KB
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Filesize
2.8MB
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Filesize
380KB
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Filesize
2.8MB
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Filesize
380KB
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Filesize
324KB
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Filesize
728KB
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Filesize
728KB
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Filesize
2.8MB
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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
2.8MB
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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
2.8MB
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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
2.8MB
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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