Analysis
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max time kernel
113s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
28-11-2024 02:39
General
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Target
57045b41fd63c954f9dcd1ef91055c4e042668b7b91d0b5ac7636203f72d21ceN.exe
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Size
1.0MB
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MD5
9ca836a7c8250b3c33d05a30c595f570
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SHA1
85e14ceb98ef811d1a1845261398145c3eb68108
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SHA256
57045b41fd63c954f9dcd1ef91055c4e042668b7b91d0b5ac7636203f72d21ce
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SHA512
b588b52df43ccdbac81c8b691b4288f52a619e4032d0d30fff5de182049cf4415b402f3c01af6e03cfdd35863e0d618d56fc72b065e6bf370de68c62637e906b
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SSDEEP
24576:dmUNJyJqb1FcMap2ATT5PmUNJyJqb1FcMap2ATT5PmUNJyJqb1FcMap2ATT58:dmV2ApPmV2ApPmV2Ap8
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\57045b41fd63c954f9dcd1ef91055c4e042668b7b91d0b5ac7636203f72d21ceN.exe"C:\Users\Admin\AppData\Local\Temp\57045b41fd63c954f9dcd1ef91055c4e042668b7b91d0b5ac7636203f72d21ceN.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
481B
MD5cd81b8accbf07ec88f6a3b504c2c7872
SHA17c6b07901e264ba8e4bd4f7bf499496ff7c9fc3a
SHA2569b7196f2adb0f07ee0aa6f133df4eb04226498a8c89a7ac7e5974dee6b885754
SHA512b2e3c4deb89bd5f11e17ac486abd1da1c7190d8d7e1af7e6742b98e9659b9330f79c3c5b6663761c52a180ad9eafb337d4815f821692433e064ec945fde07f3b
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Filesize
1.0MB
MD5eb9363c0fc1bc25dfea12ac677a47f6c
SHA109617617bff228cf95c24b6656f7840511a9bbf6
SHA256b6cd34ed63abe7e016ac583ea70898492ce80f97ff6421ae07741cb17e92a55a
SHA512c26f8b52555d1c14c5413b8c3a2a2a2cf73942424e3b0d34039e820c3365a83f3b96f64fe5fbfccccbeaadef3eb26a6034932b2e360853e1055f4b5a03dc36fb
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Filesize
380KB
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672KB
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