Analysis
-
max time kernel
120s -
max time network
125s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
-
submitted
29/10/2024, 10:24
General
-
Target
b03541d2da5e5e2a5b173ea59a943db6a7ceb71fadb3a6a8e3ecd2e62f5ed43bN.exe
-
Size
213KB
-
MD5
ab3c3723c6a5f0eb3920e00262af32c0
-
SHA1
8942a6517d824795fb6d7704342e5de6d851773f
-
SHA256
b03541d2da5e5e2a5b173ea59a943db6a7ceb71fadb3a6a8e3ecd2e62f5ed43b
-
SHA512
e38faf31b0d849502c0818d5b3be0acbac3f281eca21002dda874e1828531503bbfcd6211350d4726f83e84bd9c895ca668f10d05da6d437d27e6fa96e0a5192
-
SSDEEP
6144:l7++Jbojf5Vq5OC4qZhZcKYhc/ZfUozY:I+cff22qZhZcKYhc/
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
-
Loads dropped DLL 2 IoCs
-
Modifies WinLogon 2 TTPs 2 IoCs
-
Drops file in Program Files directory 30 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 1 IoCs
-
Suspicious behavior: RenamesItself 1 IoCs
-
Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\b03541d2da5e5e2a5b173ea59a943db6a7ceb71fadb3a6a8e3ecd2e62f5ed43bN.exe"C:\Users\Admin\AppData\Local\Temp\b03541d2da5e5e2a5b173ea59a943db6a7ceb71fadb3a6a8e3ecd2e62f5ed43bN.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
-
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
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
24KB
MD5126e6196041976e38d78d9d2985ce67d
SHA1d7a5e0b8d99989dbe90778de35c05514b5eb23cc
SHA25626012646a7adabb7a9be39c637892423c58597265e850e51a7c1280c869d3ef1
SHA5126e3330df09fb082f91491e4b164fe7e4f6a83b4e013ac2441779a5f07975face759caa3ac519b6867e47e2e1f7841e25371c381f7dd6750dff64ea26c7adc78c
-
Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
-
Filesize
42KB
MD556879050b99f363449abb35c3a06a615
SHA139661f77b9e7af19de769223ac81189f0215e0e2
SHA2561ae67895705462f21b05ce7fc9d8231619c853614d807dcb255892b7e59b38ec
SHA51221dc703276eaae5d6d8488f68f3ae3e345ce6cfee3337b42c81611a2d50a19480434dcfc46953e614669226e2a94fce30f67fbab297732c8df7bd7a6a8ba8f54
-
Filesize
1KB
MD541d80e547ed64ba3a564b82bfd39c21f
SHA127a6d619012e629825c2764644b6cf226d2ecff7
SHA25699d5cb8958cc7d833ca6e845be426f2e7dc2470f2a4dc8b0f88e56e2a63f09b3
SHA512451c6480e5c3b47f682d1e5dbba40f1018dc690564583f8fd7ed623f7afa6b5f3d4aa8efea2257e19e46fad92871084b7ca68c63799c394ae19e9a0254991093
-
Filesize
114B
MD5bfde1e9e9c32c1681a16139450c6909d
SHA17e669b927e6a75a10a0ca29e38e58ddcb49b725e
SHA256e0d020ba1cb6506cee234903a44c747ee0cfa7e2d1e60029e4cd8de9a431512a
SHA512781fd54f155442dd34f9919b3cd063ee399db411bbfe15f2bdc43d3ab8ac2d04e1011b2c99fab42bebf7b903a94e09aaaef71b7a465d2d04b417f6dad8e8e396
-
Filesize
213KB
MD533000748aa98a986659a48e6365f31b9
SHA1cad45207f0d53a16d93ecf91bc4ab3af46a80455
SHA25689efa01a447566bd6cba2d53f747a6f9ede95b2fe0cf1e3a5f2b85fde23f5aa4
SHA51243bf91ebfda75944cd93259c17bb2db100883d674318bdae231902e736d7a793d11f7fa655fe62e061fe3b3d8d19c6901434a3b877f9cfd57485ce55f9223730
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
592KB
-
Filesize
592KB
-
Filesize
592KB
-
Filesize
656KB
-
Filesize
712KB
-
Filesize
656KB
-
Filesize
592KB
-
Filesize
656KB
-
Filesize
656KB
-
Filesize
656KB
-
Filesize
656KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
712KB
-
Filesize
592KB
-
Filesize
316KB
-
Filesize
592KB
-
Filesize
592KB
-
Filesize
316KB
-
Filesize
368KB
-
Filesize
592KB
-
Filesize
368KB
-
Filesize
592KB