Analysis
-
max time kernel
84s -
max time network
113s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
21-04-2021 18:02
Static task
static1
Behavioral task
behavioral1
Sample
8a0b89da79faaec14459289fa951ff4a3f29805f975bf4229da4ab434356fcae.dll
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
-
Target
8a0b89da79faaec14459289fa951ff4a3f29805f975bf4229da4ab434356fcae.dll
-
Size
162KB
-
MD5
366c4b1e37cecd2b73400d80ad0704b7
-
SHA1
42f8c9ba610b591d1d09122da77cd5366d84b6ca
-
SHA256
8a0b89da79faaec14459289fa951ff4a3f29805f975bf4229da4ab434356fcae
-
SHA512
ac691e4f4aabe2b0179d211858ab04c470bad726ceab9730cb30f8342c8d7f209f37ca7c4c14885ff6a5d5f51ed9dfdb7ac66e99063fe92e628fee9e5f567d41
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/1252-115-0x0000000074300000-0x000000007432E000-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 620 wrote to memory of 1252 620 rundll32.exe rundll32.exe PID 620 wrote to memory of 1252 620 rundll32.exe rundll32.exe PID 620 wrote to memory of 1252 620 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8a0b89da79faaec14459289fa951ff4a3f29805f975bf4229da4ab434356fcae.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:620 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8a0b89da79faaec14459289fa951ff4a3f29805f975bf4229da4ab434356fcae.dll,#12⤵
- Checks whether UAC is enabled
PID:1252