Analysis
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max time kernel
112s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
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submitted
06-12-2024 02:07
General
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Target
c4bd40e3ae7bcd6f833f339007e1752519bf5604f3dcb9dc09873912497578d4.exe
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Size
217KB
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MD5
0ec4e7beb77023e14bd5a4c00903efc7
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SHA1
3d7ccc8483e0d4f537d7f7e40c00d11fdce6aa3b
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SHA256
c4bd40e3ae7bcd6f833f339007e1752519bf5604f3dcb9dc09873912497578d4
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SHA512
3975d018a9f616bac76b36659b79e26d3477a2dac5f4e1294e2992f6a5899f5c26b5dfeffe4bc9c60e2af7e40bb4c698f36237a8a120b5bf9d02e9fa85629cea
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SSDEEP
6144:VrRaTyDOnlo7eM+mlkWgRXOqobzWjozm2ulYM6Y:FsTbzu1glovW4EH6Y
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\c4bd40e3ae7bcd6f833f339007e1752519bf5604f3dcb9dc09873912497578d4.exe"C:\Users\Admin\AppData\Local\Temp\c4bd40e3ae7bcd6f833f339007e1752519bf5604f3dcb9dc09873912497578d4.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
1KB
MD58d999b7adf56c1113c306f93144311e5
SHA1bed5f04ac79f10accb19eab5d847d6590fb84043
SHA256fc8a408a958538a4472c9a1f87da61b66f7ce565f501e37d920fe47274bff585
SHA5123c87b67a5021d6bced355f7ec9c1551b6c743e24cce81b9010e67e15a233dcdb9ed7f30d609a9cc7422c92babda7277b32a42e5980b1ef3b50c63d0c79a7531b
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Filesize
217KB
MD55da49c9e66494c9f56a60580c8d92b44
SHA13d0d27ee86c8cf1b1fcc7d6d9ae0a4706a870269
SHA256af27664ebfd11525f1520da99f0086dccf4ecd7713095d24a3703b508d43a205
SHA51245ba8885fbe4f6213465286d61b0214b8fcc511952f45f57ea5bbad1c1130f3033edcdd23810f63d1b6540dc997cd95874369347594f9b4240e84feb89f5abb4
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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
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
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
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
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