dridex | d054c1a7d7d789e48fcc6c944bb8790d7cafcd397f5e66c60efc218804c0f8a5

Analysis

max time kernel
19s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
20-06-2021 08:57

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General

Target

d054c1a7d7d789e48fcc6c944bb8790d7cafcd397f5e66c60efc218804c0f8a5.dll
Size

158KB
MD5

cb1037d779640f12082ca5c8415b6299
SHA1

7a62717496d7da4c76589f25b68477f55cd75a17
SHA256

d054c1a7d7d789e48fcc6c944bb8790d7cafcd397f5e66c60efc218804c0f8a5
SHA512

4eca4b6978ed5107843a87f23f81d6869a1cc92100b7a66b34cf061bc785bedab97fbe9d9b3d020e67a082148d453b52f2ac7347759ee1c975826f74d0b879cd

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

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
behavioral1/memory/1828-115-0x0000000073660000-0x000000007368D000-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 4092 wrote to memory of 1828	4092	rundll32.exe	rundll32.exe
PID 4092 wrote to memory of 1828	4092	rundll32.exe	rundll32.exe
PID 4092 wrote to memory of 1828	4092	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d054c1a7d7d789e48fcc6c944bb8790d7cafcd397f5e66c60efc218804c0f8a5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4092
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d054c1a7d7d789e48fcc6c944bb8790d7cafcd397f5e66c60efc218804c0f8a5.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1828

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1828-114-0x0000000000000000-mapping.dmp

Download
memory/1828-115-0x0000000073660000-0x000000007368D000-memory.dmp

Filesize
180KB

Download
memory/1828-117-0x0000000000FF0000-0x0000000000FF6000-memory.dmp

Filesize
24KB

Download