Analysis
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max time kernel
88s -
max time network
70s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
23-12-2020 00:48
Static task
static1
Behavioral task
behavioral1
Sample
muadcuy.exe
Resource
win7v20201028
General
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Target
muadcuy.exe
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Size
343KB
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MD5
d5afcf6fe67071bc51781701b7f9281a
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SHA1
6f1ac3e0a66b11200d323e615acbcb5f2fd8e4ba
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SHA256
93951379e57e4f159bb62fd7dd563d1ac2f3f23c80ba89f2da2e395b8a647dcf
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SHA512
3c5eac5cd73af63490a61867757c18b7fa971dc48bac3ec5e076c58f5530cb2962106c08f5375fb40038f048067f72e5b5cd2c31e6ad7379767544ec6d01949e
Malware Config
Extracted
zloader
SG
SG
https://freebreez.com/LKhwojehDgwegSDG/gateJKjdsh.php
https://makaronz.com/LKhwojehDgwegSDG/gateJKjdsh.php
https://ricklick.com/LKhwojehDgwegSDG/gateJKjdsh.php
https://litlblockblack.com/LKhwojehDgwegSDG/gateJKjdsh.php
https://vaktorianpackif.com/LKhwojehDgwegSDG/gateJKjdsh.php
https://hbamefphmqsdgkqojgwe.com/LKhwojehDgwegSDG/gateJKjdsh.php
https://hoxfqvlgoabyfspvjimc.com/LKhwojehDgwegSDG/gateJKjdsh.php
https://yrsfuaegsevyffrfsgpj.com/LKhwojehDgwegSDG/gateJKjdsh.php
Signatures
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Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
Processes:
muadcuy.exedescription pid process target process PID 732 created 3044 732 muadcuy.exe Explorer.EXE -
Loads dropped DLL 1 IoCs
Processes:
muadcuy.exepid process 1144 muadcuy.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
muadcuy.exemuadcuy.exedescription pid process target process PID 1144 set thread context of 732 1144 muadcuy.exe muadcuy.exe PID 732 set thread context of 2648 732 muadcuy.exe msiexec.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
muadcuy.exepid process 732 muadcuy.exe 732 muadcuy.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
muadcuy.exepid process 1144 muadcuy.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
muadcuy.exemsiexec.exedescription pid process Token: SeDebugPrivilege 732 muadcuy.exe Token: SeSecurityPrivilege 2648 msiexec.exe Token: SeSecurityPrivilege 2648 msiexec.exe -
Suspicious use of WriteProcessMemory 13 IoCs
Processes:
muadcuy.exemuadcuy.exedescription pid process target process PID 1144 wrote to memory of 732 1144 muadcuy.exe muadcuy.exe PID 1144 wrote to memory of 732 1144 muadcuy.exe muadcuy.exe PID 1144 wrote to memory of 732 1144 muadcuy.exe muadcuy.exe PID 1144 wrote to memory of 732 1144 muadcuy.exe muadcuy.exe PID 1144 wrote to memory of 732 1144 muadcuy.exe muadcuy.exe PID 1144 wrote to memory of 732 1144 muadcuy.exe muadcuy.exe PID 1144 wrote to memory of 732 1144 muadcuy.exe muadcuy.exe PID 1144 wrote to memory of 732 1144 muadcuy.exe muadcuy.exe PID 732 wrote to memory of 2648 732 muadcuy.exe msiexec.exe PID 732 wrote to memory of 2648 732 muadcuy.exe msiexec.exe PID 732 wrote to memory of 2648 732 muadcuy.exe msiexec.exe PID 732 wrote to memory of 2648 732 muadcuy.exe msiexec.exe PID 732 wrote to memory of 2648 732 muadcuy.exe msiexec.exe
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\muadcuy.exe"C:\Users\Admin\AppData\Local\Temp\muadcuy.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\muadcuy.exe"C:\Users\Admin\AppData\Local\Temp\muadcuy.exe"3⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\msiexec.exemsiexec.exe2⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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\Users\Admin\AppData\Local\Temp\nsaB935.tmp\System.dllMD5
fccff8cb7a1067e23fd2e2b63971a8e1
SHA130e2a9e137c1223a78a0f7b0bf96a1c361976d91
SHA2566fcea34c8666b06368379c6c402b5321202c11b00889401c743fb96c516c679e
SHA512f4335e84e6f8d70e462a22f1c93d2998673a7616c868177cac3e8784a3be1d7d0bb96f2583fa0ed82f4f2b6b8f5d9b33521c279a42e055d80a94b4f3f1791e0c
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memory/732-3-0x0000000000400000-0x000000000042D000-memory.dmpFilesize
180KB
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memory/732-4-0x0000000000402BC0-mapping.dmp
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memory/732-5-0x0000000000400000-0x000000000042D000-memory.dmpFilesize
180KB
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memory/2648-7-0x0000000000800000-0x000000000082D000-memory.dmpFilesize
180KB
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memory/2648-8-0x0000000000000000-mapping.dmp