Analysis
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max time kernel
19s -
max time network
122s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
22-06-2021 03:59
Static task
static1
General
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Target
a9372002533b9473b3ebcfe06f7359b1a3c1e9d7398079f29595e4e50017e127.dll
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Size
162KB
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MD5
16ac64e5a06a38269788563018a21d7a
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SHA1
2f65e814aa13c6db1a6f789cbda654042ef2863e
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SHA256
a9372002533b9473b3ebcfe06f7359b1a3c1e9d7398079f29595e4e50017e127
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SHA512
e2e7f5e151aea14398302d911b208b4de258ee120bf5b8ba7b992c9016c9ebdf4e563c7194aaa10d8ba0fe7d433385d9ca5d98c00a4602c1b08c523acab1a0c4
Malware Config
Extracted
Family
dridex
Botnet
40112
C2
107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172
rc4.plain
rc4.plain
Signatures
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resource yara_rule behavioral1/memory/3176-115-0x00000000736D0000-0x00000000736FE000-memory.dmp dridex_ldr -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3912 wrote to memory of 3176 3912 rundll32.exe 69 PID 3912 wrote to memory of 3176 3912 rundll32.exe 69 PID 3912 wrote to memory of 3176 3912 rundll32.exe 69
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a9372002533b9473b3ebcfe06f7359b1a3c1e9d7398079f29595e4e50017e127.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3912 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\a9372002533b9473b3ebcfe06f7359b1a3c1e9d7398079f29595e4e50017e127.dll,#12⤵
- Checks whether UAC is enabled
PID:3176
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