Analysis
-
max time kernel
19s -
max time network
122s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
11-06-2021 03:13
Static task
static1
General
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Target
b5783c60ed59501cbd39e605097537253c5a51e53e74811621fe6421891a79de.dll
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Size
162KB
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MD5
2dc2e943a9fc7786014fa96acf954284
-
SHA1
9c381532d3ce4fa7b3c6f6e0d00370a3baab7586
-
SHA256
b5783c60ed59501cbd39e605097537253c5a51e53e74811621fe6421891a79de
-
SHA512
f2a3c97702a559f62b61c3f491c79737c99b1c7dc32e6c8c7242e8dea77382a24e866018e818b18e1b11c43ef0ad6c4a0dd6d6bbafd50b72c3a8542b612fc567
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/3692-115-0x00000000736D0000-0x00000000736FE000-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 1892 wrote to memory of 3692 1892 rundll32.exe rundll32.exe PID 1892 wrote to memory of 3692 1892 rundll32.exe rundll32.exe PID 1892 wrote to memory of 3692 1892 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b5783c60ed59501cbd39e605097537253c5a51e53e74811621fe6421891a79de.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b5783c60ed59501cbd39e605097537253c5a51e53e74811621fe6421891a79de.dll,#12⤵
- Checks whether UAC is enabled