dridex | 8d0db887944438056713e347df36139431b87035b7e6d22f2dbbd58c3e64e7b3

Analysis

max time kernel
34s
max time network
64s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 15:06

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General

Target

8d0db887944438056713e347df36139431b87035b7e6d22f2dbbd58c3e64e7b3.dll
Size

158KB
MD5

de6f904798663bc40e4499e3ec639722
SHA1

d37e5a388ea586343672984d165e91cd9820494b
SHA256

8d0db887944438056713e347df36139431b87035b7e6d22f2dbbd58c3e64e7b3
SHA512

ac04674ae7418ae4e48e4b632926b5546691e955003a0840c20cb30a804763b5bff77ced1c151f437429d617543b1b5cb4339f281826a3d35542e4d1ca80f2dd

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral2/memory/1164-115-0x0000000073A70000-0x0000000073A9D000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 656 wrote to memory of 1164	656	rundll32.exe	rundll32.exe
PID 656 wrote to memory of 1164	656	rundll32.exe	rundll32.exe
PID 656 wrote to memory of 1164	656	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8d0db887944438056713e347df36139431b87035b7e6d22f2dbbd58c3e64e7b3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:656

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8d0db887944438056713e347df36139431b87035b7e6d22f2dbbd58c3e64e7b3.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1164

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1164-114-0x0000000000000000-mapping.dmp

Download
memory/1164-115-0x0000000073A70000-0x0000000073A9D000-memory.dmp

Filesize
180KB

Download
memory/1164-117-0x0000000000780000-0x0000000000786000-memory.dmp

Filesize
24KB

Download