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Analysis
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max time kernel
110s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
05/12/2024, 12:35
General
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Target
5a6d6a9070475d9e024042ea5c5d810d8c6c927ae3d833d3230cec0817ef15ea.exe
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Size
218KB
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MD5
5694c58979e5b13317421078dab02aa9
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SHA1
5e0e6633a32dd4967ed806fc536cefef52b9fd82
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SHA256
5a6d6a9070475d9e024042ea5c5d810d8c6c927ae3d833d3230cec0817ef15ea
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SHA512
1964a703ec7c96f73376853d82df2d7c278c969bebdd35e403f81a51500895843abcad59c89d0c30baa412d8e8fa0213974d9c1e2d7786cfec4aae4820ff8f90
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SSDEEP
3072:cvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2Ha:a1SyAJp6rjn1gOObn4b6h9x
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\5a6d6a9070475d9e024042ea5c5d810d8c6c927ae3d833d3230cec0817ef15ea.exe"C:\Users\Admin\AppData\Local\Temp\5a6d6a9070475d9e024042ea5c5d810d8c6c927ae3d833d3230cec0817ef15ea.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
1KB
MD5bfc6a21557dc74912071d7e2fb9e25bf
SHA1898aa819dd34eb6cc71d593d503cdf33f0b2f69c
SHA25691e6e5dabcf924c92260b7ae12ae45700dca4292b3e4e60fcb738c6666f62655
SHA512a284fae08fd235c756c8e1e13f1a7d22a79b7b50bd43f6daaf5b6b79fd21761d3fe2ba477f9f106d9169b5bd2ae95d7241637b06e46988c500471eaa7800013b
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Filesize
218KB
MD5aae3f59a2ea02f26ec3a5354102a45b2
SHA1590a00c3b5756df34c246dbd2eed783fb961f140
SHA25671539db06080e0bce229fc38db3f4ea26277c1d444e45f902abeb38b8b8c9cd3
SHA5123cfb8fc0b0ceb0b69ccaecef79de8b5cdfbe40d8e2d05aa3b949c51edeece1602b6064b15a32704f42cae2883bfea1d2dd630ef80cb0b8278fe3d6f54eae67a2
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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
1.7MB
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Filesize
1.7MB
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Filesize
672KB
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Filesize
672KB
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Filesize
1.7MB
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Filesize
672KB
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672KB
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672KB
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672KB
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728KB
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728KB