Analysis
-
max time kernel
49s -
max time network
75s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
21-04-2021 16:54
Static task
static1
General
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Target
3507ef25e95cbe6f33798f968f644222fcb5e232273f113aed19fabc5f3bffb2.dll
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Size
162KB
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MD5
32306ba278c9538db6931c5aa9167c70
-
SHA1
05ee18952c4890d044240118e24d430b39f507ae
-
SHA256
3507ef25e95cbe6f33798f968f644222fcb5e232273f113aed19fabc5f3bffb2
-
SHA512
6bed9aebbd5161a780eb8e34487eed964cfe8fe3ced4807959a4b0103a86dbde48dd62a544efcb60aa16574424be651c05a4391660b9d31b341cbe26350ab340
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/1192-115-0x0000000074450000-0x000000007447E000-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 656 wrote to memory of 1192 656 rundll32.exe rundll32.exe PID 656 wrote to memory of 1192 656 rundll32.exe rundll32.exe PID 656 wrote to memory of 1192 656 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3507ef25e95cbe6f33798f968f644222fcb5e232273f113aed19fabc5f3bffb2.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3507ef25e95cbe6f33798f968f644222fcb5e232273f113aed19fabc5f3bffb2.dll,#12⤵
- Checks whether UAC is enabled