Analysis
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max time kernel
141s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
20-12-2024 09:43
General
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Target
fdb1b47d3f73104c5d791a7f8cb79c173e048fea569cdfa0efeae73cb0a33a3b.exe
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Size
208KB
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MD5
2bc2b5ab3d83a5fda7afc48e24c91db7
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SHA1
92bc15258519e97a0b87431bc85d8a88ca2d8d1d
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SHA256
fdb1b47d3f73104c5d791a7f8cb79c173e048fea569cdfa0efeae73cb0a33a3b
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SHA512
8ca4873f2d3aa0dfb2f37b5792e7851138c5ad594416de0e7140b34f33efa6e4835da5fce101d23d45e414c8f4058d04f9d51c5693bd08b6f2a938ef185526ef
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SSDEEP
6144:Qa1oB/yvpK0JCmRcRRR8N0e2kXfCqNidkfk:QbapK0JCmRcU9vVokf
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\fdb1b47d3f73104c5d791a7f8cb79c173e048fea569cdfa0efeae73cb0a33a3b.exe"C:\Users\Admin\AppData\Local\Temp\fdb1b47d3f73104c5d791a7f8cb79c173e048fea569cdfa0efeae73cb0a33a3b.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
593B
MD53b03d93d3487806337b5c6443ce7a62d
SHA193a7a790bb6348606cbdaf5daeaaf4ea8cf731d0
SHA2567392749832c70fcfc2d440d7afc2f880000dd564930d95d634eb1199fa15de30
SHA512770977beaeedafc5c98d0c32edc8c6c850f05e9f363bc9997fa73991646b02e5d40ceed0017b06caeab0db86423844bc4b0a9f0df2d8239230e423a7bfbd4a88
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD57c4773be739282548c59738780217ea8
SHA161c93d48c732f04d11c9cd38711323f928bfb5f0
SHA25679246e31efe764d111c98ce7bd93a61d7dc8b81019413699f029ccc25de73865
SHA512d1c340adbb517a3f0a10e6a590d88306ab46ce9d51e23730d970c929d562c9bfdfab629461036647db5dec7c518277993a11d80d738cfeaaf0eba42584dd6b4e
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Filesize
1KB
MD55d98e25dcf48c6c8b4be7dafbbfffc92
SHA104220dc3df6624a0097a383a03681c91a125c8e7
SHA2564aac6d241c6d43241742fb2e1624414a15194fd01dff163c49e8081da387f614
SHA512e87163e794a7540c123aabbfbdf55a52570f1ef61d42a5ac40003683a0102845bc8cd19180b3e2341a4f156a6431be8665f4188b86971656c9ab9412f6aa3345
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Filesize
42KB
MD5a1babd4bc3c6af3c0eb2c50bd2e37ce1
SHA1d8bc872156f31cf4b8a2d32d82cd67902bf0091c
SHA25687831b7a45c260bc0cc9caf20438ca5fe73bc44cb6e01f2302f03ccae48600ef
SHA5126bd5d5a3854ed12929e53316abc61d82e4f79db50c37d9ec7e1ed0a365d2534a2f955f4c4559aea728addfd877e3d2ac2c5636020d2a908e3fd522617022f06f
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Filesize
24KB
MD5ca219f03605a3a93f66cc8ae507aa561
SHA1c8c0882ff70c46ee9f675dbc97e8b360a8c958ee
SHA256d1943a0b9b8d7f0156876602d2cb18f7d294b0bb3a3b92dc0a5358b8deda2df1
SHA5122b50913f1ae6f4f8915e39908929f90418f6b6cb623564f1636794fa441f34eb590cb02ec00d14e0452717e845a2b11da96795c8c99aa5d3d9623af8bfb6b2dc
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Filesize
208KB
MD552b6f1dba123182d5c9ca91808985bce
SHA19b24ec24662344ef102b9166e2e9fbb4e7f9ef26
SHA25650fbdab13097abe4076e1f9e90ee98d7bf6e79abeee546de9b2f7cedae43523a
SHA51254661b375be9201172f09704972e36a0428e8e6df8fb2feee61d9caa6863d50e8a3bc786e1dd954da1c0682f914e83648f090d0c5ffe970eeb40921846b8c504
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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
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
412KB
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Filesize
412KB
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Filesize
672KB
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Filesize
412KB
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Filesize
12KB
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Filesize
380KB
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Filesize
380KB
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Filesize
12KB
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Filesize
412KB