Analysis
-
max time kernel
119s -
max time network
122s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
-
submitted
05-12-2024 19:53
General
-
Target
4a23b31a02ab7295dc98ded9e2fcab2d6571235e3f79b997fc58417b35ce8c1dN.exe
-
Size
217KB
-
MD5
89add04b21175bbbb636d5ac21ec91c0
-
SHA1
92555de051c253999a2880329d545b59d8c82ca0
-
SHA256
4a23b31a02ab7295dc98ded9e2fcab2d6571235e3f79b997fc58417b35ce8c1d
-
SHA512
bd9cf58ca826b7f9c8668b2f373be0a810a847df1815b2ab42a1fdd11c75f373d7c305f76af52444f560ff12d82282843de87e7d69e58b177645501000dfd172
-
SSDEEP
6144:VrRaTyDOnlo7eM+mlkWgRXOqobzWjozm2ulYM6Y:FsTbzu1glovW4EH6Y
Malware Config
Extracted
simda
-
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
-
Modifies WinLogon for persistence 2 TTPs 1 IoCs
-
Simda family
-
simda
Simda is an infostealer written in C++.
-
Executes dropped EXE 1 IoCs
-
Modifies WinLogon 2 TTPs 2 IoCs
-
Drops file in Windows directory 2 IoCs
-
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.
-
Suspicious behavior: EnumeratesProcesses 64 IoCs
-
Suspicious behavior: RenamesItself 1 IoCs
-
Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\4a23b31a02ab7295dc98ded9e2fcab2d6571235e3f79b997fc58417b35ce8c1dN.exe"C:\Users\Admin\AppData\Local\Temp\4a23b31a02ab7295dc98ded9e2fcab2d6571235e3f79b997fc58417b35ce8c1dN.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
-
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
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
168B
MD5d57e3a550060f85d44a175139ea23021
SHA12c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA25643edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA5120364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063
-
Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
-
Filesize
42KB
MD5371add2da095ce95dc66702c74e36230
SHA1786870ff5480116800ed2e971d777346f2b87add
SHA256889381a6180caaa0601c81145bf5ffc8a8c5a32cb6f1127765768556d42a2a19
SHA5124856f30542c80d8e60ad22183fcdfe1a4b96a1294bdae87e9f3ed529577a9b5a71592779f219eb5bc17453966fc7df1be777dd00e403feb369234c93c84186f9
-
Filesize
61KB
MD523742fb94436d12ea3d543031497afe0
SHA162b632cd15b8eaf710b261eab6f5909511b12014
SHA256672fda7ceb48f3ce376a8a086de20df8e73da10abee47c639f45c6f7f7c86703
SHA512476052867434fdbd0fc4f4c231be8f08ba90abb7ad1c7bb69f7354b298b515cc7c85a8a078a76a0d75916d2080ae8af195d6bb174ffbcfdd703834cdac1b687b
-
Filesize
217KB
MD57128d05ff385534c72fa44369c43a3a6
SHA140d080127d9cd03f44aa02084e1909d68aa08721
SHA256db82599eaa3e583f39b2a206330f1587a4d6059c40a477508112fc77ffa32886
SHA5129eb2a8a7fd473936963ddf4a7758d32e5260dfc644f63f923e77b7b4af7861deb9b505be01dc150f9460e452ba77f070c8cb9d559a09c08b1861c2c6ed33489c
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
1.5MB
-
Filesize
728KB
-
Filesize
1.5MB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
1.5MB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
1.5MB
-
Filesize
672KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
728KB
-
Filesize
324KB
-
Filesize
1.5MB
-
Filesize
380KB
-
Filesize
380KB
-
Filesize
324KB
-
Filesize
1.5MB