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Analysis
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max time kernel
146s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-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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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 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\a964c05465c34dc72560e3e723b6109d8934cd3891776751766f617e5043995b.exe"C:\Users\Admin\AppData\Local\Temp\a964c05465c34dc72560e3e723b6109d8934cd3891776751766f617e5043995b.exe"1⤵
- 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
MD53b03d93d3487806337b5c6443ce7a62d
SHA193a7a790bb6348606cbdaf5daeaaf4ea8cf731d0
SHA2567392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30
SHA512770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD5a7fa5fc97ff64a4218e530a57b8a8c6a
SHA141777dbde4bcd2ec1dbd1c8d9ec2155b76a17add
SHA256d73029bdd8582ff96a954b34e06d24eeac55a238c4f165c9f0c317c11ff79957
SHA512f4925cad958eb1f8b126b9fff14b504ad913814856521edf0a7969b6792f67b80a3197cd5307eeca1c115d7a05a37282213ddf61e7e08a4779269e83296e9b45
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Filesize
24KB
MD54a80fa265313c2c50d5d05f4dbf66407
SHA1080183b215e7cb03116f0346954343ba799942a8
SHA2561ec0da86551ce650f6d75a870e3aefecaf90a0b4c707b5103dbaaa1fb822383d
SHA51212912816857e1ca1ab6514ce26e4d4f4bf07849608f68e571069b7bc8663050df66400a2a4c09d2e684c0f10c7d40e7bbede114bd7ab4aaf38bd4d29d0122442
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Filesize
481B
MD550db2453c06defbf2898a724beb27eeb
SHA1926f239f0efeac1b70de9566ccac36913828b309
SHA2566343d2c5923ec516cbe6dabfe5f630909185d64b8ce3a80003945bcb1b2fd12a
SHA51217d2965f8a10e206f8e9309685cc75ba72c0979fcf9fa0440fec025815e3f5c7ef7d521a24740a188c90d3a9c8ca83a95b8cbd0f32caa7740c009c49689d34f9
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Filesize
42KB
MD59185770746cea57a7dfd0daa1e7a5521
SHA10e7456bd2e7026810d130c106eeabdc1169a9712
SHA256ec622d23af1bd7d165cba26edfe02dfca1a2fae8b2f52f19411fc98411a440a9
SHA51242ca7223f4ca5efae556bf7bc39ca6e534ce57230c940e5efa965d3d04963430255cbe12194c6d964aa1d770e340d9171e939b191cfc00ef0ea56289df4cfb72
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Filesize
12KB
MD5e1f035b24ce0e8137682b703d19315b5
SHA118712fd6ad888c146237d187332ccc904ff1f032
SHA256117ea4f0f411e1aaeab307c087a57678abcba7e6aa96a5bd1f2d5d7026d453a0
SHA51217a428fcea9d064e8318f0ef30da88c713209f5d591d2a4e9725d56663acdb96996569693804071aea17ddc793eade219409c4548e48d1ddc8814662236bae7d
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Filesize
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
218KB
MD51a8efbc9710803498c6553f4a43356a3
SHA1048cd4294fcb43a8ae6922829f01ee97b376d024
SHA256775c55aeee6bbdbff912ca7427eb5dd8633154e326a8fb0b3d3deca0dff73402
SHA51202450197f2cfaddcb1f6115a5dbe1b57495c2eec9f4c86691563e70cbf2018483403f2dbbc65474bc92a748c7bdb6a0847eb70cd85030b8aef0ffee14a4c2e6c
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Filesize
324KB
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB
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Filesize
380KB
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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
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
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
672KB
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Filesize
1.7MB
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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