dridex | ce0091e9b13fe56e43305dfdef6d9273ad6ec223eb66d07cdea0a3393c0ec20a

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7v20210410
submitted
21-04-2021 18:18

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General

Target

ce0091e9b13fe56e43305dfdef6d9273ad6ec223eb66d07cdea0a3393c0ec20a.dll
Size

154KB
MD5

e1a0dc65a92ef232983325d350e235a3
SHA1

765d3f9abb31e40093795b8a8dd1b1c73ec31f09
SHA256

ce0091e9b13fe56e43305dfdef6d9273ad6ec223eb66d07cdea0a3393c0ec20a
SHA512

626da98a4030a8bb630fa06738a276dfcf515e04b1e4ec94686e85e40b8ad6c06dd8cbb6829f66d4175351704a1d3cbe79467d37dc13b08a4bc96ca908ec07dc

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/1916-61-0x0000000074750000-0x000000007477D000-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 1096 wrote to memory of 1916	1096	rundll32.exe	rundll32.exe
PID 1096 wrote to memory of 1916	1096	rundll32.exe	rundll32.exe
PID 1096 wrote to memory of 1916	1096	rundll32.exe	rundll32.exe
PID 1096 wrote to memory of 1916	1096	rundll32.exe	rundll32.exe
PID 1096 wrote to memory of 1916	1096	rundll32.exe	rundll32.exe
PID 1096 wrote to memory of 1916	1096	rundll32.exe	rundll32.exe
PID 1096 wrote to memory of 1916	1096	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ce0091e9b13fe56e43305dfdef6d9273ad6ec223eb66d07cdea0a3393c0ec20a.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1096

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ce0091e9b13fe56e43305dfdef6d9273ad6ec223eb66d07cdea0a3393c0ec20a.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1916

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/1916-59-0x0000000000000000-mapping.dmp

Download
memory/1916-60-0x0000000075281000-0x0000000075283000-memory.dmp

Filesize
8KB

Download
memory/1916-61-0x0000000074750000-0x000000007477D000-memory.dmp

Filesize
180KB

Download
memory/1916-63-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download