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Analysis
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max time kernel
145s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
23/01/2025, 05:42
General
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Target
a964c05465c34dc72560e3e723b6109d8934cd3891776751766f617e5043995b.exe
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Size
218KB
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MD5
ad646d2b8954eda82e49e74cd14b2c4a
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SHA1
8799705f0068cb8c949fad4a849d7b83f15737f4
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SHA256
a964c05465c34dc72560e3e723b6109d8934cd3891776751766f617e5043995b
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SHA512
c5e651205ff03e1447002ac26f36e9d013f5e93cd02e50fa2b82f7e38eb5bfcf13f4ad4d8678ba6265f0c06171c4d84c70ce870d7dbdd846f6937e5ff7910e13
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SSDEEP
3072:wvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:e1SyAJp6rjn1gOObn4b6h9h
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\a964c05465c34dc72560e3e723b6109d8934cd3891776751766f617e5043995b.exe"C:\Users\Admin\AppData\Local\Temp\a964c05465c34dc72560e3e723b6109d8934cd3891776751766f617e5043995b.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
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
41KB
MD5fb67b03ed77396f2c11159711443e2de
SHA1057359660f32dfbc61aa5bf3fdb2b57acdc2f3c1
SHA25628dd6476f4d26c43f6e5b85aa07f303a65bb3d68bd6ee7fa3bde2d809ea3ffd5
SHA512f16a123286cb3f724be3f2ea35e199c18362f6b660c428abe1b1d5f7547797cf1986d92e092984c4416a3a54762b08aa1f43ba86f2ca8a0c52ef6c0d777f9693
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Filesize
41KB
MD567b337fd9aae8eea85653c2ab15ad6d8
SHA1b93f8f1cd21ab69ae24f9a40f1fb6bbe02c60f0c
SHA256054e584c8dd129ddff88730ce24156404a5371aaf144af018f1d433ff666ebdb
SHA51206da55c1ef81cca50a90a1da2251e30d5bd2db4ae17a390edc69fee6581db1d5fa7e02e1296d3bf7acfee6fbcb8154353812dcb68ddb41e337b7e8c89e2dd761
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Filesize
24KB
MD5dca0626cf66d826786d5e890e5c37edb
SHA19ee3ef5c7f896d96a6e3cdfadbf5af25a2afa230
SHA2568ab7676af8f8451ce19661365e793a9397af28e307a3545fc0e9d0365fc323bb
SHA512a9867e9f1b2d34d117712ddd4102f00b7b607a3662abf10b53b92f4dcab58f7fdc01209e5dd42896501aa73e06d7710be70e7a2c802aae670771f00a6a3e5c0f
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Filesize
481B
MD516bdbf9eed7b0cdfb20801bca426a7c0
SHA1c7508990d081fcc0666bdfe55dc3455f1f879b97
SHA25665d3fe2f7691046aac4c46aed7a6614e28ab6f2244eb0875586115ed48862990
SHA5121555dd91a554e091cf27232d5234edc665903609bbcce7e13f223ffeb9f3b586fd8dd9e6d5b6a1f8bb065c7ab951079b00f7dfb78db3116358dbce94e1f28cd4
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Filesize
218KB
MD58c1e92ba22a004aea5b0fe3c92abb2ee
SHA1d12c941dd6164d7a6c344c0f1997b2f3e497954f
SHA256d88caeb976332b6f3018a7e48e3da17b2bc7594c103020f9157dbd365497e10b
SHA51267ea977d09677ba3f3b009c1bab041093ca4b3f957b85bbd0310aa7b8ef9ff0903e44564f9ce0a76b1d71477c5712e3954892c2bcd1a9e054c922900cf66833a
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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
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
1.7MB
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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
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
672KB
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Filesize
672KB
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Filesize
1.7MB
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Filesize
1.7MB