dridex | c6322784af16a9e8facbc20bc5f39eb2ac3085c40dc7d3227ed6d468f1218d9c

Analysis

max time kernel
30s
max time network
11s
platform
windows7_x64
resource
win7v20210410
submitted
21-04-2021 18:18

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General

Target

c6322784af16a9e8facbc20bc5f39eb2ac3085c40dc7d3227ed6d468f1218d9c.dll
Size

154KB
MD5

32c47382bf7344288d0ccfac93dd628c
SHA1

659ab3eac8fe28dac053f99faf7e10737aae178b
SHA256

c6322784af16a9e8facbc20bc5f39eb2ac3085c40dc7d3227ed6d468f1218d9c
SHA512

c4ec41001c1fbf5ceb17f9a7dca1614f56ce42294f0b9725fd9debd3b7ce5aeb3565ccab2a3e58f945a5ff33595e4e4c7982e49ee05e1173b63e3bbe671219d2

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/1656-61-0x0000000074A90000-0x0000000074ABD000-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 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 336 wrote to memory of 1656	336	rundll32.exe	rundll32.exe
PID 336 wrote to memory of 1656	336	rundll32.exe	rundll32.exe
PID 336 wrote to memory of 1656	336	rundll32.exe	rundll32.exe
PID 336 wrote to memory of 1656	336	rundll32.exe	rundll32.exe
PID 336 wrote to memory of 1656	336	rundll32.exe	rundll32.exe
PID 336 wrote to memory of 1656	336	rundll32.exe	rundll32.exe
PID 336 wrote to memory of 1656	336	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c6322784af16a9e8facbc20bc5f39eb2ac3085c40dc7d3227ed6d468f1218d9c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:336

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c6322784af16a9e8facbc20bc5f39eb2ac3085c40dc7d3227ed6d468f1218d9c.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1656

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/1656-59-0x0000000000000000-mapping.dmp

Download
memory/1656-60-0x0000000075551000-0x0000000075553000-memory.dmp

Filesize
8KB

Download
memory/1656-61-0x0000000074A90000-0x0000000074ABD000-memory.dmp

Filesize
180KB

Download
memory/1656-63-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download