Analysis
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max time kernel
46s -
max time network
54s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
21-04-2021 18:00
Static task
static1
General
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Target
6461e8668994d9f6cd0df8229362808401c050d4991af5fd85c7dfef6a10a710.dll
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Size
157KB
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MD5
08c2a92c32b7910b4b9ea08ae38db620
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SHA1
d3a4fb2a2d892f4c4e7d6f39d8acb6f86b885b0a
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SHA256
6461e8668994d9f6cd0df8229362808401c050d4991af5fd85c7dfef6a10a710
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SHA512
73b598b4e1130c48e56af1127c74cb39f447b454e7cb127da87a765b3119efbe4db0c411dd56e36ec8870a4929bdee23f453b23b818b370b55c44e435a7fcae4
Malware Config
Extracted
Family
dridex
Botnet
40112
C2
159.8.59.82:443
51.91.156.39:2303
67.196.50.240:8172
rc4.plain
rc4.plain
Signatures
-
Processes:
resource yara_rule behavioral1/memory/4020-115-0x0000000074390000-0x00000000743BD000-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 572 wrote to memory of 4020 572 rundll32.exe rundll32.exe PID 572 wrote to memory of 4020 572 rundll32.exe rundll32.exe PID 572 wrote to memory of 4020 572 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6461e8668994d9f6cd0df8229362808401c050d4991af5fd85c7dfef6a10a710.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\6461e8668994d9f6cd0df8229362808401c050d4991af5fd85c7dfef6a10a710.dll,#12⤵
- Checks whether UAC is enabled