Analysis
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max time kernel
135s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
02-12-2024 16:19
General
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Target
6cf2cb5ae626c5b74cc80e82d008d2c17a4d9450bcb4d04ffdb9a7373504b9f3.exe
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Size
375KB
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MD5
86eb71611d7278e6257e8fb95d0f9107
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SHA1
04ec9f19d586331a6bc6a2149464adc751153304
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SHA256
6cf2cb5ae626c5b74cc80e82d008d2c17a4d9450bcb4d04ffdb9a7373504b9f3
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SHA512
8c4d1f8c93f25db06f647e39caa4afe64f2fdf689374ed93235304a409c7f234c153f915d1ee22fb33c47e84f71c82b2c7b6cdd78784bb2a6c0c22c524eb0f95
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SSDEEP
6144:Q3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiU:rmWhND9yJz+b1FcMLmp2ATTSsdU
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\6cf2cb5ae626c5b74cc80e82d008d2c17a4d9450bcb4d04ffdb9a7373504b9f3.exe"C:\Users\Admin\AppData\Local\Temp\6cf2cb5ae626c5b74cc80e82d008d2c17a4d9450bcb4d04ffdb9a7373504b9f3.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
Loading Replay Monitor...
Downloads
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Filesize
168B
MD5d57e3a550060f85d44a175139ea23021
SHA12c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA25643edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA5120364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063
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Filesize
1KB
MD54c9aa42e2c282604315174048db14a2e
SHA1333f8a22355af93fb0a2072b03718e50a64e204a
SHA256e6734dafda91c34aaf10c0b3b7879fbcf3ba9d8812c4c9300bdd6743d2135e62
SHA512d3332a445dafc181e08f65540c3d868430c9b3222cb7c9f1986dddf812f1e67724e7c52cd315dcd5f8a7ea0d8a2f6dbd6409dcb26d1a4c5bebe7bdd2ce3ff196
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Filesize
24KB
MD53fc4dc64c2958be004a872437af08b7f
SHA1366b8f1442bac65a6e3533c15894d4100a160c97
SHA2562fd114302d5ba25996508f5fc35bef1df7b64b3f69b90fb1e4a1df3fba1b92f7
SHA51236d4f7ec731c307323476f558e90c61e10a5952c09db4b4e016c9c52c611de9fc1811065f3467c12deaa4d5195457d135b6324cda668a30e682c8be44cc3e191
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Filesize
42KB
MD5e058745ccb957683f39f3294a6ed655f
SHA10f0849894ff8b354d2845d443e87c64130b0c70b
SHA256fedda8c86dc067a3bcf40d3ff2173b3e08caf0ad8edf8f4aad5d52b725232cf1
SHA512bac93a9abdca86fc670ca0ab2dde385e1e71ab61086f60f793386cf5d111b62aaf1e3692b5c0ea6cf859b3a659a585b9d5dd1a0e81ff286c033f88d57b7a0a8c
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
375KB
MD587cb469d25cbde32fc535e8f0cd2a962
SHA16374b7192d8e7098c01e8edb929fe242ca2e293c
SHA256e2d9a93982c35b173ad17f82e6a2d1742bc85587fd97d8a4753462d854df8188
SHA5120f508bcb5ff58be544c037d2f03684eefdef83bab14153f549a1708cdc4065681f8fb89485a220bf7fcebd1626a3edb5b67c496be4dac7be2568c833bed39e04
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Filesize
400KB
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Filesize
400KB
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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
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
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
672KB
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Filesize
672KB
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Filesize
400KB
-
Filesize
728KB
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Filesize
400KB
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Filesize
728KB