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Analysis
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max time kernel
120s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
03/01/2025, 14:05
General
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Target
7299945b64d0cdde0b0fa66a916ca84fd56a06e42662fe06176ab840ead538e8N.exe
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Size
208KB
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MD5
abe9af3b5408f13d274b065874e6af60
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SHA1
445e4500e7e1d7274c541a249e8b8dfd8fba338f
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SHA256
7299945b64d0cdde0b0fa66a916ca84fd56a06e42662fe06176ab840ead538e8
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SHA512
833f18644c941106dfe749aec3ff1ddaa0de675e3cb199deefd373db2d8c5578b2f79010a1d7ab2f9e0f7c3ee04a49b01c9f71f145331f46b65014af08624398
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SSDEEP
6144:Oa1oB/yvpK0JCmRcRRR8N0e2kXfCqNidkfk:ObapK0JCmRcU9vVokf
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 1 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 7 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\7299945b64d0cdde0b0fa66a916ca84fd56a06e42662fe06176ab840ead538e8N.exe"C:\Users\Admin\AppData\Local\Temp\7299945b64d0cdde0b0fa66a916ca84fd56a06e42662fe06176ab840ead538e8N.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
42KB
MD52017e573ff0ef0c11c4ac96f4d2c9b2d
SHA15d1cd896a1a483429918bcb18cd1a5e466800647
SHA2563c2acde4b4d712d6376e52deed397fd411be814b8ca3a85b2195fb64331aeb93
SHA512bc67546449dcb9df9d16d8a9db4b48238a3278ccbc9d4e15128da32ebe0b5771ab2ab7942cc115ede0ce1f7b0023b2d17fc1a8b4dd958b66eaf0a17d8e7f39c4
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Filesize
208KB
MD5080678772d5e36b1c75752a5140875ce
SHA1c9e5abd73b38b29e25ad15b50a09d25a1131ba02
SHA25672d370e13a7b06fe02a17e7bbb8f1ff44d879799cff07d78c7dd08b4270fa1b5
SHA512d7f4cbc380abd5209339df50690f0271b01561ee19705b4dd79e6b7d266439bffe09c7ba7f2bdb5e4d193d29e75f536595e3df9ec67dde3118f1fcfbd615e140
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
412KB
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Filesize
672KB
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Filesize
672KB
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Filesize
412KB
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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
412KB
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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
12KB
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Filesize
380KB
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Filesize
380KB
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Filesize
12KB
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Filesize
412KB