Analysis
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max time kernel
110s -
max time network
128s -
submitted
01-01-1970 00:00
Static task
static1
Behavioral task
behavioral1
Sample
d090c4a8abceab7a4dfc500cfe51c6fa.dll
Resource
win7-en-20211014
windows7_x64
0 signatures
0 seconds
General
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Target
d090c4a8abceab7a4dfc500cfe51c6fa.dll
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Size
750KB
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MD5
d090c4a8abceab7a4dfc500cfe51c6fa
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SHA1
536040275e7324f56c916db8edd170783444f972
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SHA256
a7c8658a49b4a24b9be71a8390248e8db31b18dd64f0470b7db3dadb52b5df43
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SHA512
7d96672e609f1e85592f63ca0e6206626052a4875f57a73c2986636499545a07470acd2c2cf410f4440673028333b75c230f80773d908144ac59f04148269efe
Malware Config
Extracted
Family
dridex
Botnet
10555
C2
192.46.210.220:443
143.244.140.214:808
45.77.0.96:6891
185.56.219.47:8116
rc4.plain
rc4.plain
Signatures
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Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exeflow pid process 25 3656 rundll32.exe 26 3656 rundll32.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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 2192 wrote to memory of 3656 2192 rundll32.exe rundll32.exe PID 2192 wrote to memory of 3656 2192 rundll32.exe rundll32.exe PID 2192 wrote to memory of 3656 2192 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d090c4a8abceab7a4dfc500cfe51c6fa.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d090c4a8abceab7a4dfc500cfe51c6fa.dll,#12⤵
- Blocklisted process makes network request
- Checks whether UAC is enabled
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/3656-115-0x0000000000000000-mapping.dmp
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memory/3656-116-0x0000000073610000-0x00000000736D9000-memory.dmpFilesize
804KB
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memory/3656-117-0x0000000073610000-0x000000007364D000-memory.dmpFilesize
244KB
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memory/3656-118-0x0000000073610000-0x00000000736D9000-memory.dmpFilesize
804KB
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memory/3656-120-0x0000000000150000-0x0000000000151000-memory.dmpFilesize
4KB
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memory/3656-122-0x0000000000150000-0x0000000000151000-memory.dmpFilesize
4KB
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memory/3656-121-0x0000000000150000-0x0000000000151000-memory.dmpFilesize
4KB
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memory/3656-1334-0x0000000000D40000-0x0000000000D41000-memory.dmpFilesize
4KB