Analysis
-
max time kernel
143s -
max time network
147s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
21-04-2021 18:43
Static task
static1
Behavioral task
behavioral1
Sample
4606b97d183381503baca246567097fc75cd80fb8377bb98809b66e43af53e33.dll
Resource
win7v20210410
windows7_x64
0 signatures
0 seconds
General
-
Target
4606b97d183381503baca246567097fc75cd80fb8377bb98809b66e43af53e33.dll
-
Size
154KB
-
MD5
6502fe178077c6a232e5c5d2629ab866
-
SHA1
36e5f8b58e23b52705d2ee6a2721941f73f01489
-
SHA256
4606b97d183381503baca246567097fc75cd80fb8377bb98809b66e43af53e33
-
SHA512
986a4bb18311f8eed751877f2779549cc58cd398be7d7a29e39c0602eee26b0a5a908eb9cd03e3392b96617913b63c14a1d1f50c5fbe50fc3432aafe22658335
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 behavioral2/memory/3172-115-0x0000000074420000-0x000000007444D000-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 2116 wrote to memory of 3172 2116 rundll32.exe rundll32.exe PID 2116 wrote to memory of 3172 2116 rundll32.exe rundll32.exe PID 2116 wrote to memory of 3172 2116 rundll32.exe rundll32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4606b97d183381503baca246567097fc75cd80fb8377bb98809b66e43af53e33.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4606b97d183381503baca246567097fc75cd80fb8377bb98809b66e43af53e33.dll,#12⤵
- Checks whether UAC is enabled