Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
19-01-2025 09:59
General
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Target
da8d9d243ae5b2bd88d1035ed2bbf315ddf2d99c2da01d9f2d4d4a8a3a484ac3.exe
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Size
355KB
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MD5
cb3ddb2cdbd7088ac36f01a7175c226d
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SHA1
77be4e72e4a43ed6ac8aa9f1aae75f53664418a2
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SHA256
da8d9d243ae5b2bd88d1035ed2bbf315ddf2d99c2da01d9f2d4d4a8a3a484ac3
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SHA512
346a7df291c370b85f250469707535468a65df3f7159e359511b22f4c65c6b395d7a7065f897185ddbdd76710b5c30ae2612998a0884d8fd9f6fb7c4c75a5509
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SSDEEP
6144:cgEmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Ei:emWhND9yJz+b1FcMLmp2ATTSsd
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\da8d9d243ae5b2bd88d1035ed2bbf315ddf2d99c2da01d9f2d4d4a8a3a484ac3.exe"C:\Users\Admin\AppData\Local\Temp\da8d9d243ae5b2bd88d1035ed2bbf315ddf2d99c2da01d9f2d4d4a8a3a484ac3.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
42KB
MD5bfa957167a1dacf0f0d8f8ac4ab59717
SHA191c8d2029b0bffd2a905a784c94c571c6d33ce2d
SHA25659a4ef68d65127eafd68975fd4aebfc2cf4d796b0d96b6b019f13a61727dbc8d
SHA512d1652d25db397439e7452076dbbfbf4056508f5f5ba88620aeeb078149b7c9dfdc9f104427ff734665ac6309b08ebd94bc23a6cc30c3e0e741c1f976b9b3fe2a
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Filesize
42KB
MD55786c4dacdabd0bea61482d7dc424e95
SHA19f8707a3b694a27b01cb61a8aac091e1758a197b
SHA2566e2b2955b788ce8f50842934959cc459d7438d7a1bbf74257dbe43a08326a13c
SHA51210c2432292a9b775e303a48d0040be3da7136d803905db37493c5e8a9f04f0b412c1e73024f3ad5d221e40d77ee1eb7a3ddaf8677bd921d7505a5511aaa4e7d4
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Filesize
61KB
MD55eeed933c3bd7cbcfb54966abde2b25a
SHA17124c76984787a160dcf2b9f1885c350945463ea
SHA2564ee620f4b56f03cf6a41740f40e52b423253be40c50ed8ca0d3618b5f23d77f0
SHA51227a668ae16a175750b9f1a1253c9b9d317b7dd23a0809a6e02ce263e48ce21b5fdfd17658ed108b298df1cfa9efc0ec927be31a878699d732cb61d7429a2ae45
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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
355KB
MD52f7874f510caec42c15c8cf839d52499
SHA1ccc589800349e100c8e3cda423a28ab36265dde3
SHA2563afc8d6db5e5c6c37ddfcc0eafb4d74607aa41a616106a9c477d6e7489a7d89a
SHA512369858eb7a1c759b0f802adfffd875d02c7ed9e4a593fdb82c26dff60252537a22166d80d3616d53d677991b12c5fa76007cafa0ccf8c91d21fef7116a794d38
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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
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