Analysis
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max time kernel
22s -
max time network
114s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
15/06/2021, 16:18
Static task
static1
General
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Target
93609bae776400edfacb558093a31f7f1920d4fdd6a8881866aa4c4776b5a62c.dll
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Size
170KB
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MD5
5d7e37c03a1c740cde6f172a853fa1de
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SHA1
989ef52634df07621dd4ac82094fa0904c50ae1b
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SHA256
93609bae776400edfacb558093a31f7f1920d4fdd6a8881866aa4c4776b5a62c
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SHA512
ec6b5a7c3b933e67370240070b79b82fafcdad30bb798af8354ec3745a8b7beac4dc26861dc816bd98f39d436a1fb367c558ea8bea130647bee954a3d1b7855d
Malware Config
Extracted
Family
dridex
Botnet
40112
C2
128.199.200.38:443
192.163.233.216:6601
43.229.206.244:4125
rc4.plain
rc4.plain
Signatures
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resource yara_rule behavioral1/memory/1320-115-0x0000000073F50000-0x0000000073F80000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 2856 1320 WerFault.exe 34 -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2856 WerFault.exe 2856 WerFault.exe 2856 WerFault.exe 2856 WerFault.exe 2856 WerFault.exe 2856 WerFault.exe 2856 WerFault.exe 2856 WerFault.exe 2856 WerFault.exe 2856 WerFault.exe 2856 WerFault.exe 2856 WerFault.exe 2856 WerFault.exe 2856 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 2856 WerFault.exe Token: SeBackupPrivilege 2856 WerFault.exe Token: SeDebugPrivilege 2856 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1108 wrote to memory of 1320 1108 rundll32.exe 34 PID 1108 wrote to memory of 1320 1108 rundll32.exe 34 PID 1108 wrote to memory of 1320 1108 rundll32.exe 34
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\93609bae776400edfacb558093a31f7f1920d4fdd6a8881866aa4c4776b5a62c.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1108 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\93609bae776400edfacb558093a31f7f1920d4fdd6a8881866aa4c4776b5a62c.dll,#12⤵PID:1320
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1320 -s 6843⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2856
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