dridex | ccf4cfec914dae3b70462a0e6ff655812a87a0c63c69c3c1bb413d41a07c6c01

Analysis

max time kernel
109s
max time network
109s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:01

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General

Target

ccf4cfec914dae3b70462a0e6ff655812a87a0c63c69c3c1bb413d41a07c6c01.dll
Size

157KB
MD5

8585a3295971c3edacda2a3ae6aa5e6a
SHA1

391c2b67a5f3e4666231bd9e6d29d38271a059a4
SHA256

ccf4cfec914dae3b70462a0e6ff655812a87a0c63c69c3c1bb413d41a07c6c01
SHA512

c844efc30a6e58d555b59e65df3b1acd73129ca79f35db3d0568ccf93c802b940ec25dc54e03a8ca7cbacaa6f8d3f2ec976fa73873edb7201d42b5dc4d27b741

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

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/636-115-0x00000000736B0000-0x00000000736DD000-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 3680 wrote to memory of 636	3680	rundll32.exe	rundll32.exe
PID 3680 wrote to memory of 636	3680	rundll32.exe	rundll32.exe
PID 3680 wrote to memory of 636	3680	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ccf4cfec914dae3b70462a0e6ff655812a87a0c63c69c3c1bb413d41a07c6c01.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3680

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ccf4cfec914dae3b70462a0e6ff655812a87a0c63c69c3c1bb413d41a07c6c01.dll,#1
2⤵
- Checks whether UAC is enabled
PID:636

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/636-114-0x0000000000000000-mapping.dmp

Download
memory/636-115-0x00000000736B0000-0x00000000736DD000-memory.dmp

Filesize
180KB

Download
memory/636-117-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download