Analysis
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max time kernel
113s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
26-12-2024 00:58
General
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Target
a8730e435da3a455fa74119f977027c1295953ff54318c98f96a3544699ecf2aN.exe
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Size
204KB
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MD5
54efda3cb89399abf6145d3987439570
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SHA1
c03bb0df3d6893c2e71cbb90a25e08f88581fa13
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SHA256
a8730e435da3a455fa74119f977027c1295953ff54318c98f96a3544699ecf2a
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SHA512
e6c84386978958f3bb8690c26fd35fd128e6d1c339cb4be3710ad701b76b204dc656acca388c901dce564ebb0228ceeed553a2f828bbe8d4a99dae66df3259d8
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SSDEEP
3072:+5u7yT4TVbkuRaX1w71jnRkCoyJTarYWbV+HOFxg+z1WxJsqWkoyjOowUVl/TlA4:+LexkuRaX41xoyJV65gzyZko+uch
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\a8730e435da3a455fa74119f977027c1295953ff54318c98f96a3544699ecf2aN.exe"C:\Users\Admin\AppData\Local\Temp\a8730e435da3a455fa74119f977027c1295953ff54318c98f96a3544699ecf2aN.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
Loading Replay Monitor...
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
MD5a4d0d1f09a058c8957a388e289f99fa9
SHA14570dfb86d57641d4615b762d9a45b1e7e6d5764
SHA256d4545d90ccdfffe13a5e0e957f417c92fe77c2cb85d5a46445e60a6761f6b7dd
SHA51218da3cfd2c70c0d0053269c4a9935731d0c7776a48b96379a1bff9affead1553637778f6b00f31838cd0ac41d507f62cdb5a45bfc18034c216a21a4f9d06cac9
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Filesize
204KB
MD5aaab804ea51e30c52b954100927aaed2
SHA1dc86b358da7955b523c6ea99fad6330c5bf5b235
SHA256cf19ba75805660a2a19a0fb6599c8583128ce211e14226a39cc6ccfd08d089d7
SHA512d121d99287d09dc9f82b41f566b20b00246cbe985f2081a50e0c487b1be310a27d6bd2b80c2c27ec18547af8d30e040abd6f3599b0abcab313f1641660c6f570
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Filesize
1.5MB
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Filesize
324KB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
1.5MB
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
1.5MB
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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
1.5MB
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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
1.5MB
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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
1.5MB
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Filesize
728KB
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Filesize
728KB