Analysis
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max time kernel
119s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
09-09-2024 06:33
General
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Target
9ff30e00b5cc1d512d854805eb3989a0N.exe
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Size
355KB
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MD5
9ff30e00b5cc1d512d854805eb3989a0
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SHA1
222f08546815a944bb9e5bd4c7bcd59682003d53
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SHA256
3326e170713dd7da7c82f2db15fb339d2812f71a869cd1fbe17b3c30b00d1049
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SHA512
98dcc08a5ef6d293f95336568b5c2a72fdb29c090809e8ab98185db2e5d5fee0063ab8140f032c1ea97ff92d35a3909e26f120f21a829215f6c733b02b5ac31d
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SSDEEP
6144:m3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Eif:xmWhND9yJz+b1FcMLmp2ATTSsdf
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
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\9ff30e00b5cc1d512d854805eb3989a0N.exe"C:\Users\Admin\AppData\Local\Temp\9ff30e00b5cc1d512d854805eb3989a0N.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
42KB
MD537aa01b8e1a1498cbee93bf0ba6c4010
SHA1efa09f28d02ecb2f6dcb7a7c0d3c3817094aae04
SHA256eccf3187547fb125ed0187b92850095b099a2ee22b0776533c3bd7a9a70cf9c3
SHA5120f518cde63738b534479a07110db36ae634c862fa5f84f8fa1eeb535ab48e5cd09a8a97657d3f48b94a9fa67785b3734ee739e25fb4cf7fa8adce97c4974d19a
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Filesize
355KB
MD59d9890be58120295ae763c0783bbe0d6
SHA13e57620a44ef81276864865108cefbc008c8bb33
SHA2569a329dfebdead791377cf57716f57868ce151627d99a6009c3e011de784fc67b
SHA51296f1f24d982652f0e65a96fb31faf4913c558a8cc31d227c0822a8900dfc2877f45261fac3f54f28f01cb7d0b168fb360b30501ae54dcc6261e389a4bbad2f5b
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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Filesize
380KB