dridex | eb61716d8f37443141eef1bf57ffecf40ddf04c09d3c371ff51da11408d44008

Analysis

max time kernel
27s
max time network
151s
platform
windows10_x64
resource
win10v20210408
submitted
22-06-2021 04:29

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General

Target

eb61716d8f37443141eef1bf57ffecf40ddf04c09d3c371ff51da11408d44008.dll
Size

160KB
MD5

133b72df4f5064ff13c43b23529970de
SHA1

3b6f8319dc483c6677d883711c66ebe90466c79b
SHA256

eb61716d8f37443141eef1bf57ffecf40ddf04c09d3c371ff51da11408d44008
SHA512

b007dff28305c790729986ff297cd91f8819dfc0a951450878543280bf87ed8ee889f8005fe7c8c5843393b88e37d10a564e6bf2eb12a241c91a753a746a547d

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/1236-116-0x0000000074450000-0x000000007447E000-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 640 wrote to memory of 1236	640	rundll32.exe	rundll32.exe
PID 640 wrote to memory of 1236	640	rundll32.exe	rundll32.exe
PID 640 wrote to memory of 1236	640	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\eb61716d8f37443141eef1bf57ffecf40ddf04c09d3c371ff51da11408d44008.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\eb61716d8f37443141eef1bf57ffecf40ddf04c09d3c371ff51da11408d44008.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1236

Network

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/1236-114-0x0000000000000000-mapping.dmp

Download
memory/1236-115-0x0000000002A60000-0x0000000002A66000-memory.dmp

Filesize
24KB

Download
memory/1236-116-0x0000000074450000-0x000000007447E000-memory.dmp

Filesize
184KB

Download