dridex | 167f9d2623d3225d0f875ad453b70cb5219c262255378a324eca746c6bd27dad

Analysis

max time kernel
19s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
20-06-2021 10:44

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General

Target

167f9d2623d3225d0f875ad453b70cb5219c262255378a324eca746c6bd27dad.dll
Size

158KB
MD5

d01127e9254a642a8be7c51053214936
SHA1

be7d11c60a73d8073a7dd125cfdc10c5a36c4d42
SHA256

167f9d2623d3225d0f875ad453b70cb5219c262255378a324eca746c6bd27dad
SHA512

5123cdc3f0b05146bafe2a06053a299a31fcf79d20883a873c2cb7f131e143dfe7627ff59189a586c1c99b50575f5c5eb6e5caf4c46a8a16e969f25d87cdc33d

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/976-115-0x0000000073660000-0x000000007368D000-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 4012 wrote to memory of 976	4012	rundll32.exe	rundll32.exe
PID 4012 wrote to memory of 976	4012	rundll32.exe	rundll32.exe
PID 4012 wrote to memory of 976	4012	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\167f9d2623d3225d0f875ad453b70cb5219c262255378a324eca746c6bd27dad.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4012

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\167f9d2623d3225d0f875ad453b70cb5219c262255378a324eca746c6bd27dad.dll,#1
2⤵
- Checks whether UAC is enabled
PID:976

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/976-114-0x0000000000000000-mapping.dmp

Download
memory/976-115-0x0000000073660000-0x000000007368D000-memory.dmp

Filesize
180KB

Download
memory/976-117-0x00000000005A0000-0x00000000005A6000-memory.dmp

Filesize
24KB

Download