Analysis
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max time kernel
245s -
max time network
247s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
26-08-2021 15:28
Static task
static1
Behavioral task
behavioral1
Sample
tepserv.exe
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
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Target
tepserv.exe
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Size
1.1MB
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MD5
0884288b2df269ff9b34fddff3eb3208
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SHA1
1480a8543b3c1fd4d26dc30fb60b8f9e1306aa0b
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SHA256
1ebddf22053d7670fc06fae9e4e2ff41cd48054f563ccab3c7561c6d1f989e91
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SHA512
f5ab8884eac60f2a4026b512491bde6cd8cd7df79f7d00c7f9dd8cbd1871ed5d981f7785481fa12446c217e4bed1ea7cc931a9d47dad5bd3ffa9c54db9c1320e
Malware Config
Signatures
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Danabot Loader Component 6 IoCs
resource yara_rule behavioral1/files/0x00040000000130f0-65.dat DanabotLoader2021 behavioral1/files/0x00040000000130f0-66.dat DanabotLoader2021 behavioral1/files/0x00040000000130f0-68.dat DanabotLoader2021 behavioral1/files/0x00040000000130f0-67.dat DanabotLoader2021 behavioral1/files/0x00040000000130f0-69.dat DanabotLoader2021 behavioral1/memory/300-70-0x00000000008E0000-0x0000000000A42000-memory.dmp DanabotLoader2021 -
Blocklisted process makes network request 1 IoCs
flow pid Process 4 300 rundll32.exe -
Loads dropped DLL 4 IoCs
pid Process 300 rundll32.exe 300 rundll32.exe 300 rundll32.exe 300 rundll32.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\PROGRA~3\Gskyj.tmp rundll32.exe -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1836 wrote to memory of 300 1836 tepserv.exe 29 PID 1836 wrote to memory of 300 1836 tepserv.exe 29 PID 1836 wrote to memory of 300 1836 tepserv.exe 29 PID 1836 wrote to memory of 300 1836 tepserv.exe 29 PID 1836 wrote to memory of 300 1836 tepserv.exe 29 PID 1836 wrote to memory of 300 1836 tepserv.exe 29 PID 1836 wrote to memory of 300 1836 tepserv.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\tepserv.exe"C:\Users\Admin\AppData\Local\Temp\tepserv.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:1836 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\TEPSER~1.DLL,s C:\Users\Admin\AppData\Local\Temp\tepserv.exe2⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Drops file in Program Files directory
PID:300
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