Analysis
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max time kernel
18s -
max time network
112s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
15/06/2021, 11:31
Static task
static1
General
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Target
c1bbdb2c4d88b9d9c9ef54dac54932efdc690e684a6d733b6510d6e326ad9caf.dll
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Size
172KB
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MD5
0272ff3ac4717aea1ce493a6e5d59e23
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SHA1
692c33cec4e51e9f8915b63b14388ed65dbec076
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SHA256
c1bbdb2c4d88b9d9c9ef54dac54932efdc690e684a6d733b6510d6e326ad9caf
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SHA512
2518a424ace7c575e00f934527e9c4d8aaf5c0ca34fcdc1e36a61713f36c2d33986e483144c0249282c7d33e4d1346be6023d35ff2984544fc4b54137fc094ba
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/3264-115-0x0000000073E80000-0x0000000073EB0000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 1240 3264 WerFault.exe 70 -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 1240 WerFault.exe 1240 WerFault.exe 1240 WerFault.exe 1240 WerFault.exe 1240 WerFault.exe 1240 WerFault.exe 1240 WerFault.exe 1240 WerFault.exe 1240 WerFault.exe 1240 WerFault.exe 1240 WerFault.exe 1240 WerFault.exe 1240 WerFault.exe 1240 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 1240 WerFault.exe Token: SeBackupPrivilege 1240 WerFault.exe Token: SeDebugPrivilege 1240 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1852 wrote to memory of 3264 1852 rundll32.exe 70 PID 1852 wrote to memory of 3264 1852 rundll32.exe 70 PID 1852 wrote to memory of 3264 1852 rundll32.exe 70
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c1bbdb2c4d88b9d9c9ef54dac54932efdc690e684a6d733b6510d6e326ad9caf.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1852 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c1bbdb2c4d88b9d9c9ef54dac54932efdc690e684a6d733b6510d6e326ad9caf.dll,#12⤵PID:3264
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 6883⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1240
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