Analysis
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max time kernel
22s -
max time network
116s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
15/06/2021, 11:07
Static task
static1
General
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Target
a905773c8224589df85f4f3f9c38a156a2a21f0ddeb52552f7d3615cbceedf11.dll
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Size
172KB
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MD5
a7a668466988bc94f08e1ba3ce0a25a6
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SHA1
eaacfc6c29105a603d40b62df51b406897e13a26
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SHA256
a905773c8224589df85f4f3f9c38a156a2a21f0ddeb52552f7d3615cbceedf11
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SHA512
2bb86cd724e8a7aa9caa620b6f81c9bb4d0ea432b078336b25bb55f0d7f1ddbd9d25aaf1060575f4fb4af52aef316e84516a1f1920b8f0ec0aa125faebdefb50
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/372-115-0x0000000073860000-0x0000000073890000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 3888 372 WerFault.exe 68 -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 3888 WerFault.exe 3888 WerFault.exe 3888 WerFault.exe 3888 WerFault.exe 3888 WerFault.exe 3888 WerFault.exe 3888 WerFault.exe 3888 WerFault.exe 3888 WerFault.exe 3888 WerFault.exe 3888 WerFault.exe 3888 WerFault.exe 3888 WerFault.exe 3888 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 3888 WerFault.exe Token: SeBackupPrivilege 3888 WerFault.exe Token: SeDebugPrivilege 3888 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1972 wrote to memory of 372 1972 rundll32.exe 68 PID 1972 wrote to memory of 372 1972 rundll32.exe 68 PID 1972 wrote to memory of 372 1972 rundll32.exe 68
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a905773c8224589df85f4f3f9c38a156a2a21f0ddeb52552f7d3615cbceedf11.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1972 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a905773c8224589df85f4f3f9c38a156a2a21f0ddeb52552f7d3615cbceedf11.dll,#12⤵PID:372
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 372 -s 6883⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3888
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