Analysis
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max time kernel
29s -
max time network
9s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
21-04-2021 20:01
Static task
static1
Behavioral task
behavioral1
Sample
00d4500b440894a4fbc5c0e0783b571e2dc9a60ddceedc4ad683332e66125717.dll
Resource
win7v20210408
0 signatures
0 seconds
General
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Target
00d4500b440894a4fbc5c0e0783b571e2dc9a60ddceedc4ad683332e66125717.dll
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Size
154KB
-
MD5
39d0208e226396d1c4c1fae6e0802332
-
SHA1
33a09f18692edaed52c5e452be505dde3f30e493
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SHA256
00d4500b440894a4fbc5c0e0783b571e2dc9a60ddceedc4ad683332e66125717
-
SHA512
3ab31f8c7166bcb58bfe3b3e375a1422f5bc8408cb67b354b60391ce4fcfcfb6dc0921943f185fdf034b79d0864376ad3277207fdcf82508cf5e1a8613eb8a2d
Malware Config
Extracted
Family
dridex
Botnet
40111
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/1628-61-0x0000000074B40000-0x0000000074B6D000-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 7 IoCs
Processes:
rundll32.exedescription pid process target process PID 108 wrote to memory of 1628 108 rundll32.exe rundll32.exe PID 108 wrote to memory of 1628 108 rundll32.exe rundll32.exe PID 108 wrote to memory of 1628 108 rundll32.exe rundll32.exe PID 108 wrote to memory of 1628 108 rundll32.exe rundll32.exe PID 108 wrote to memory of 1628 108 rundll32.exe rundll32.exe PID 108 wrote to memory of 1628 108 rundll32.exe rundll32.exe PID 108 wrote to memory of 1628 108 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\00d4500b440894a4fbc5c0e0783b571e2dc9a60ddceedc4ad683332e66125717.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\00d4500b440894a4fbc5c0e0783b571e2dc9a60ddceedc4ad683332e66125717.dll,#12⤵
- Checks whether UAC is enabled
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/1628-59-0x0000000000000000-mapping.dmp
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memory/1628-60-0x0000000075AF1000-0x0000000075AF3000-memory.dmpFilesize
8KB
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memory/1628-61-0x0000000074B40000-0x0000000074B6D000-memory.dmpFilesize
180KB
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memory/1628-63-0x0000000000130000-0x0000000000136000-memory.dmpFilesize
24KB