Analysis
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max time kernel
25s -
max time network
135s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
21-04-2021 13:57
Static task
static1
Behavioral task
behavioral1
Sample
5e17489f14290da984483c3671679c43368150cf7fd7791a47bf71733b2d5de4.dll
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
-
Target
5e17489f14290da984483c3671679c43368150cf7fd7791a47bf71733b2d5de4.dll
-
Size
162KB
-
MD5
5526a759ba7b270b9c4197e8501efdaf
-
SHA1
1b9631d67d9a5c31036046d93b2c83be10d7d968
-
SHA256
5e17489f14290da984483c3671679c43368150cf7fd7791a47bf71733b2d5de4
-
SHA512
5587f5b4c4820ccbcd5689b2317abc6d6fd886f9264b876b664ec551f805355ca2c3aee4caf8e9ca47ac8b1c4571ff783d04b5ca4ea8340a8965b00dd307a1e4
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 behavioral2/memory/1552-115-0x0000000074310000-0x000000007433E000-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 636 wrote to memory of 1552 636 rundll32.exe rundll32.exe PID 636 wrote to memory of 1552 636 rundll32.exe rundll32.exe PID 636 wrote to memory of 1552 636 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5e17489f14290da984483c3671679c43368150cf7fd7791a47bf71733b2d5de4.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5e17489f14290da984483c3671679c43368150cf7fd7791a47bf71733b2d5de4.dll,#12⤵
- Checks whether UAC is enabled