Analysis
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max time kernel
27s -
max time network
134s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
15/06/2021, 15:27
Static task
static1
General
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Target
fd90b0922094ae1800d3d828d9efe0d31c7ee0b6be71b7b633a43528209efe7c.dll
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Size
172KB
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MD5
40e987639896d15f17b3d38ae323d5df
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SHA1
04b6eb7bd0c7a3809ae3c4d51e7cb5bbdf79da13
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SHA256
fd90b0922094ae1800d3d828d9efe0d31c7ee0b6be71b7b633a43528209efe7c
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SHA512
04d14866633c3dc01da71cf38738e628ab63f5d9e19e6d8479bdf475b2ceef3798c7c41395a66f7d9324dad80ca2c715d70ae5b7ed9e8b8ad3965ae87483d1ae
Malware Config
Extracted
Family
dridex
Botnet
40112
C2
210.65.244.187:443
162.241.41.92:2303
46.231.204.10:8172
185.183.159.100:4125
rc4.plain
rc4.plain
Signatures
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resource yara_rule behavioral1/memory/2068-115-0x0000000073990000-0x00000000739C0000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 2264 2068 WerFault.exe 69 -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2264 WerFault.exe 2264 WerFault.exe 2264 WerFault.exe 2264 WerFault.exe 2264 WerFault.exe 2264 WerFault.exe 2264 WerFault.exe 2264 WerFault.exe 2264 WerFault.exe 2264 WerFault.exe 2264 WerFault.exe 2264 WerFault.exe 2264 WerFault.exe 2264 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 2264 WerFault.exe Token: SeBackupPrivilege 2264 WerFault.exe Token: SeDebugPrivilege 2264 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1496 wrote to memory of 2068 1496 rundll32.exe 69 PID 1496 wrote to memory of 2068 1496 rundll32.exe 69 PID 1496 wrote to memory of 2068 1496 rundll32.exe 69
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fd90b0922094ae1800d3d828d9efe0d31c7ee0b6be71b7b633a43528209efe7c.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1496 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\fd90b0922094ae1800d3d828d9efe0d31c7ee0b6be71b7b633a43528209efe7c.dll,#12⤵PID:2068
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2068 -s 6843⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2264
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