Analysis
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max time kernel
23s -
max time network
120s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
15/06/2021, 11:15
Static task
static1
General
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Target
ca450d30095eff1a4a04c68f86dbfa1d0983dddea5cb3c1760f171b0d5ed0419.dll
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Size
172KB
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MD5
940bedbdcb2a290c137cd51b5f0df1ba
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SHA1
007a4d435ca8b0b97beb05d21b66d3ccb8c15710
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SHA256
ca450d30095eff1a4a04c68f86dbfa1d0983dddea5cb3c1760f171b0d5ed0419
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SHA512
72862c8494cb9b3c0509de96042ad9645c5c7d8e619ed8028456155f309e134e35b90531293003de6e69eccf25649602f0fb944bd8e8d8911e083d029e41725d
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/912-115-0x0000000074440000-0x0000000074470000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 2016 912 WerFault.exe 69 -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2016 WerFault.exe 2016 WerFault.exe 2016 WerFault.exe 2016 WerFault.exe 2016 WerFault.exe 2016 WerFault.exe 2016 WerFault.exe 2016 WerFault.exe 2016 WerFault.exe 2016 WerFault.exe 2016 WerFault.exe 2016 WerFault.exe 2016 WerFault.exe 2016 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 2016 WerFault.exe Token: SeBackupPrivilege 2016 WerFault.exe Token: SeDebugPrivilege 2016 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 752 wrote to memory of 912 752 rundll32.exe 69 PID 752 wrote to memory of 912 752 rundll32.exe 69 PID 752 wrote to memory of 912 752 rundll32.exe 69
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ca450d30095eff1a4a04c68f86dbfa1d0983dddea5cb3c1760f171b0d5ed0419.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:752 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\ca450d30095eff1a4a04c68f86dbfa1d0983dddea5cb3c1760f171b0d5ed0419.dll,#12⤵PID:912
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 912 -s 6803⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2016
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