Analysis
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max time kernel
18s -
max time network
117s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
15/06/2021, 15:46
Static task
static1
General
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Target
6af33573ef062d6785221a5c2fb7ef06dca4c76b789d7b057ad4932b774d630c.dll
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Size
170KB
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MD5
ffdda8dc57810c18e2bfc9bf53e33709
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SHA1
217a790e7e16374745fc2b524a5fb932b2e8c1b4
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SHA256
6af33573ef062d6785221a5c2fb7ef06dca4c76b789d7b057ad4932b774d630c
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SHA512
08fb92f23807380303b67343c8f070bae462f899a38b4c411464664525c9d304aeac95799764ca80370e908e965b062633c18d797d5295d20a3ca26c6fdc6fb0
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/4620-115-0x0000000074290000-0x00000000742C0000-memory.dmp dridex_ldr -
Program crash 1 IoCs
pid pid_target Process procid_target 4076 4620 WerFault.exe 72 -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 4076 WerFault.exe 4076 WerFault.exe 4076 WerFault.exe 4076 WerFault.exe 4076 WerFault.exe 4076 WerFault.exe 4076 WerFault.exe 4076 WerFault.exe 4076 WerFault.exe 4076 WerFault.exe 4076 WerFault.exe 4076 WerFault.exe 4076 WerFault.exe 4076 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeRestorePrivilege 4076 WerFault.exe Token: SeBackupPrivilege 4076 WerFault.exe Token: SeDebugPrivilege 4076 WerFault.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4440 wrote to memory of 4620 4440 rundll32.exe 72 PID 4440 wrote to memory of 4620 4440 rundll32.exe 72 PID 4440 wrote to memory of 4620 4440 rundll32.exe 72
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6af33573ef062d6785221a5c2fb7ef06dca4c76b789d7b057ad4932b774d630c.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4440 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6af33573ef062d6785221a5c2fb7ef06dca4c76b789d7b057ad4932b774d630c.dll,#12⤵PID:4620
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4620 -s 6803⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4076
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