Analysis
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max time kernel
111s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
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submitted
19-09-2024 06:37
General
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Target
146d515c23277e366b7a2b5044a24446eeb0f25670455573e02a38d0dac01738N.exe
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Size
205KB
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MD5
b825bedb6c9b053de444772810021220
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SHA1
59a48bfee846bcc3f59c545fffa945c7b8da375c
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SHA256
146d515c23277e366b7a2b5044a24446eeb0f25670455573e02a38d0dac01738
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SHA512
5917bce10815f6f570920e63e4405a5c0fd7cec4a80e794336681d629754e9f13ea7e470cc2709a2b3c7d4e562da7799fe65cd52763f22c7587aab3c59876d48
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SSDEEP
3072:M7VD4DUHnNZkfOP6sfIOpJ9C3hPlGxt1UhRkgyankTIzfwAYzWcXCyqT36zhRRKy:izHnMLm5GNGxHUhtnkdpHqTKzhh8i
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
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 Program Files directory 12 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 1 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\146d515c23277e366b7a2b5044a24446eeb0f25670455573e02a38d0dac01738N.exe"C:\Users\Admin\AppData\Local\Temp\146d515c23277e366b7a2b5044a24446eeb0f25670455573e02a38d0dac01738N.exe"1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- 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
- Drops file in Program Files directory
- 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
205KB
MD54b28aa9f69b442d4f55c753994ccde04
SHA17e2eb37e544fad48d1968dbeb14f1093f23e852d
SHA256e0613e2d8796dde3dd7679d5848f424477110b7984178e5525b3321542502ddd
SHA51244cc9ae7b751860820109631a3df0a69e8d9573af6aa60f5ad11d2b4a6e4936cd355870d4d86d4fedb15c8cb24932251f9d96b921f556fe7ab2875dddb7f7c77
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Filesize
552KB
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Filesize
316KB
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Filesize
368KB
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Filesize
368KB
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Filesize
316KB
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Filesize
552KB
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Filesize
552KB
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Filesize
552KB
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Filesize
552KB
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Filesize
656KB
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Filesize
656KB
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Filesize
656KB
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Filesize
552KB
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Filesize
656KB
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Filesize
656KB
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Filesize
656KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
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Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
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Filesize
712KB
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Filesize
712KB
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Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
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Filesize
712KB