Analysis
-
max time kernel
19s -
max time network
147s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
20-06-2021 23:06
Static task
static1
General
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Target
5231932b09c4eee01f8a6e6b251f1652e9cb59d1d52529123b4324e89ee67268.dll
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Size
162KB
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MD5
5db1ede7e1ab9bf6d52a2e04d394486d
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SHA1
e91c52fdf88907488f2bf2f12c7c81f5f918e48b
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SHA256
5231932b09c4eee01f8a6e6b251f1652e9cb59d1d52529123b4324e89ee67268
-
SHA512
763249193e6d14bcee30ed3eefd6d1229e3602c2aa5aaf3d1d2fe1115a105dabffb1b97b2a46ec976fd4dd2666355b3af4016195c5e8f7abfcaf36f0fc52145d
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
-
Processes:
resource yara_rule behavioral1/memory/4064-115-0x00000000755E0000-0x000000007560E000-memory.dmp dridex_ldr -
Processes:
rundll32.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 3968 wrote to memory of 4064 3968 rundll32.exe rundll32.exe PID 3968 wrote to memory of 4064 3968 rundll32.exe rundll32.exe PID 3968 wrote to memory of 4064 3968 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5231932b09c4eee01f8a6e6b251f1652e9cb59d1d52529123b4324e89ee67268.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5231932b09c4eee01f8a6e6b251f1652e9cb59d1d52529123b4324e89ee67268.dll,#12⤵
- Checks whether UAC is enabled