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Analysis
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max time kernel
141s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
01/01/2025, 21:36
General
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Target
33956737c9ced09f9ea29672cd433cf6dcc242f8bfc89fb72474694d9f5e809c.exe
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Size
217KB
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MD5
2d6a4ff3c4b026cf68aafa5232e9b9e7
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SHA1
d5998303cddc1aeef2741c563ea0ac0e1710cb2c
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SHA256
33956737c9ced09f9ea29672cd433cf6dcc242f8bfc89fb72474694d9f5e809c
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SHA512
c55b35790c1caa4e737a16082b44c24dbf2157cbf7b1d0b0dcb3a2254d68772570184f1880afdc0eb8534674944b72dcd4d5a2f87de7a2c21b849b5a9f960b9a
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SSDEEP
6144:CrRaTyDOnlo7eM+mlkWgRXOqobzWjozm2ulYM6Y:osTbzu1glovW4EH6Y
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\33956737c9ced09f9ea29672cd433cf6dcc242f8bfc89fb72474694d9f5e809c.exe"C:\Users\Admin\AppData\Local\Temp\33956737c9ced09f9ea29672cd433cf6dcc242f8bfc89fb72474694d9f5e809c.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
24KB
MD59d38269376940d62b91eff7275ba8aa1
SHA1e1d3d205de8ac651bcc0838fb95b1d734b0526dc
SHA256880a39e8f4ab5bdf8c40f1c822414cc3b7ad0da58104154b05489b87bf4a6226
SHA512a44a48b433e2509fd640875fd1d90b8cb51a53027d3f28545bf8c4c254d38b3570e922c92ac54dc94623d451e64034cb3c2efddcfdd48cf9b2cd9d69ffee56e6
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Filesize
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
217KB
MD55dc9566e9cb89306c688d4a64be4519c
SHA139a4e253c867d6b40efb01e78eee519406ac9bf5
SHA2560111c2a9d0fd6cad599f7a994b51d236ce5117ada48f89592f89ee1fa8d42584
SHA512bdee1cf9e91c1384be4d1a0a4807c1ec963bc96e89009673b3ee14396c61c1d588ce678d7d221b317a8fc683520467335978776b3d223b2075c0ceae3c422c2b
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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Filesize
1.5MB
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Filesize
1.5MB
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Filesize
672KB
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Filesize
672KB
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Filesize
1.5MB
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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
728KB
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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
324KB
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Filesize
380KB
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Filesize
380KB
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Filesize
1.5MB
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Filesize
324KB
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Filesize
1.5MB