dridex | 00d4500b440894a4fbc5c0e0783b571e2dc9a60ddceedc4ad683332e66125717

Analysis

max time kernel
29s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 20:01

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General

Target

00d4500b440894a4fbc5c0e0783b571e2dc9a60ddceedc4ad683332e66125717.dll
Size

154KB
MD5

39d0208e226396d1c4c1fae6e0802332
SHA1

33a09f18692edaed52c5e452be505dde3f30e493
SHA256

00d4500b440894a4fbc5c0e0783b571e2dc9a60ddceedc4ad683332e66125717
SHA512

3ab31f8c7166bcb58bfe3b3e375a1422f5bc8408cb67b354b60391ce4fcfcfb6dc0921943f185fdf034b79d0864376ad3277207fdcf82508cf5e1a8613eb8a2d

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
behavioral2/memory/1108-115-0x00000000736D0000-0x00000000736FD000-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 796 wrote to memory of 1108	796	rundll32.exe	rundll32.exe
PID 796 wrote to memory of 1108	796	rundll32.exe	rundll32.exe
PID 796 wrote to memory of 1108	796	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\00d4500b440894a4fbc5c0e0783b571e2dc9a60ddceedc4ad683332e66125717.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:796

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\00d4500b440894a4fbc5c0e0783b571e2dc9a60ddceedc4ad683332e66125717.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1108

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/1108-114-0x0000000000000000-mapping.dmp

Download
memory/1108-115-0x00000000736D0000-0x00000000736FD000-memory.dmp

Filesize
180KB

Download
memory/1108-117-0x00000000027F0000-0x00000000027F6000-memory.dmp

Filesize
24KB

Download