dridex | 280bd5efc449fa5037d1492019af9f27b61391d50c6867f6e98e1a9b46871b3e

Analysis

max time kernel
39s
max time network
47s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 22:03

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General

Target

280bd5efc449fa5037d1492019af9f27b61391d50c6867f6e98e1a9b46871b3e.dll
Size

162KB
MD5

6ed6eb825df53d6be7b8eae6a3f96e41
SHA1

04b6c8ffb584f6f0d79ea1ac3a351897951e2dd1
SHA256

280bd5efc449fa5037d1492019af9f27b61391d50c6867f6e98e1a9b46871b3e
SHA512

690282aba85a26df24c0cc81d9da125abe0263b8aaa46f0b02901c0841f6b10451e17f90f939320c4589dbe14e66e7c9e93b4c9827361a7b066ade8caae5213c

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/3600-115-0x0000000073B70000-0x0000000073B9E000-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 2112 wrote to memory of 3600	2112	rundll32.exe	rundll32.exe
PID 2112 wrote to memory of 3600	2112	rundll32.exe	rundll32.exe
PID 2112 wrote to memory of 3600	2112	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\280bd5efc449fa5037d1492019af9f27b61391d50c6867f6e98e1a9b46871b3e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2112

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\280bd5efc449fa5037d1492019af9f27b61391d50c6867f6e98e1a9b46871b3e.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3600

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/3600-114-0x0000000000000000-mapping.dmp

Download
memory/3600-115-0x0000000073B70000-0x0000000073B9E000-memory.dmp

Filesize
184KB

Download
memory/3600-117-0x0000000000F50000-0x000000000109A000-memory.dmp

Filesize
1.3MB

Download