Analysis
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max time kernel
19s -
max time network
135s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
15/06/2021, 15:20
Static task
static1
General
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Target
f8cc1d470e4f9e111017cd1abf1eaf1ccaa69bda719a04a8fb11a36067031762.dll
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Size
162KB
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MD5
48c1576044ce479adaff8d9d663cedbe
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SHA1
5025d1100c091c5bb3b5011d4b1705d65d3d4478
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SHA256
f8cc1d470e4f9e111017cd1abf1eaf1ccaa69bda719a04a8fb11a36067031762
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SHA512
f02efccb2fc5f369495dd353f548b93254aafff31e5adee1c95a399617926fad115052f543dd3d657e9257f5deb41164daa542e5ab491f2fbe5a2843b8439737
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/4012-115-0x00000000755E0000-0x000000007560E000-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 4068 wrote to memory of 4012 4068 rundll32.exe 69 PID 4068 wrote to memory of 4012 4068 rundll32.exe 69 PID 4068 wrote to memory of 4012 4068 rundll32.exe 69
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f8cc1d470e4f9e111017cd1abf1eaf1ccaa69bda719a04a8fb11a36067031762.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4068 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f8cc1d470e4f9e111017cd1abf1eaf1ccaa69bda719a04a8fb11a36067031762.dll,#12⤵
- Checks whether UAC is enabled
PID:4012
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