Analysis
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max time kernel
119s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
03-12-2024 01:50
General
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Target
2fc728786314e0e013bd08da40baddcb69e961d5052de01ebd2b18e1a2fa9ccd.exe
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Size
212KB
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MD5
7239f874879be77c259400ed91b44266
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SHA1
785a31968f1fadab1a5f06be17c50d2ff23b5681
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SHA256
2fc728786314e0e013bd08da40baddcb69e961d5052de01ebd2b18e1a2fa9ccd
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SHA512
c94c7a33057aee7c20b9fb09e03454b3b58c38fe9dff3727d541cf76302e3833420fb3d4045ef9e5ccda695ded8b609921852942658209a0b36e02a05d5f1c84
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SSDEEP
3072:XGwPsm1VrwxOsf0juzv8j4P1Hr6krr4IEhx9QZe2gO9mG9UHA30Vt3E/vDjbk:XG/iVkO20SFgBhxtW9mG9+Umt3Ezjbk
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\2fc728786314e0e013bd08da40baddcb69e961d5052de01ebd2b18e1a2fa9ccd.exe"C:\Users\Admin\AppData\Local\Temp\2fc728786314e0e013bd08da40baddcb69e961d5052de01ebd2b18e1a2fa9ccd.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
1KB
MD5e1305af5ac5ba705c24c1c84404c2e8a
SHA1f73adf017e837130ae48e940507900e928ab4847
SHA2566a1a7c3d0d1de746f9ccd235d7cbf6674701b92cfb17c6bc95529ec9b5500158
SHA5125ea1646e1e2fecf0bd6b31e16bd58f180b5c3271d92f7d265475aae1ca7a2f9e25f5273f16e077cbe55612bf2779ddf8ae1d5ff495a63119134a2452636e285d
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Filesize
42KB
MD5f91ef3a95d5d1fdd4e919148aca648f7
SHA14e82bb162534e9a952fe2601ee03f4d2456fb0df
SHA2562ee8d1aeaf08c40be56cb9855b4e41d249ce192702f9c631b896d76a9b3290cf
SHA512c4bb88e60935b34c85c0b9d77702f7df5070af7b41eecdf6908add1536ce3a874df893a8eac857ac756ae509d1f1e8319da8c1f961b575786d9a71653f7335f4
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Filesize
481B
MD52693f5473132db18c3f56563a129ba61
SHA106243c44b59ace20066b65a929c7278dd6593a1d
SHA256630510c1813e5bb26fa9574881404dec7f49efa0c9869810c77d666069de09d4
SHA5120edcac6deab87a2c5d3dd7723f7499d3fe97d83b67e9ef240cfdc945419d01685f47aae5679eccfc2ad2cf3cd6cc335df4fcee80e83dd55b8e046002736f9bec
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
212KB
MD502c80ca9b9584bde63736ac373ebf112
SHA1ede938dd18f13998be01a010bc5e644368b3c750
SHA2569f6403a95c72cde57cf154aa11c4e23ed77e1df7544b24575c2c593afd8885ad
SHA512cb8832410bb730b61a0c59afb7d15c648635ac96201f5452130d4b7957df1def8c982412319b2d08074d093e36c4c008e04edbe09eb21cf33e3bf0099a0b9191
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Filesize
1.7MB
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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
1.7MB
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Filesize
728KB
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Filesize
728KB
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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
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
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
1.7MB
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Filesize
1.7MB
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Filesize
1.7MB