dridex | c433e678e0d1478805f6f4745d28778480ce019cadf7d6463ee7953b9a1da255

Analysis

max time kernel
26s
max time network
135s
platform
windows10_x64
resource
win10v20210408
submitted
21-06-2021 00:08

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General

Target

c433e678e0d1478805f6f4745d28778480ce019cadf7d6463ee7953b9a1da255.dll
Size

162KB
MD5

16dc57764163b1f43161eeb493ba4c2c
SHA1

9bd4faed2ffdc4cf9dc54d07a3deba29dd13bfa6
SHA256

c433e678e0d1478805f6f4745d28778480ce019cadf7d6463ee7953b9a1da255
SHA512

d87e7779a05bacf9e01feee2dada9cec24ba46b7f4f571e9fc47e084eff683b4045f3ffbd1856de4b0b223db9d6879ce822cd43bc34ec67cd0c0c6c7c2eb75c3

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/644-115-0x0000000073990000-0x00000000739BE000-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 3128 wrote to memory of 644	3128	rundll32.exe	rundll32.exe
PID 3128 wrote to memory of 644	3128	rundll32.exe	rundll32.exe
PID 3128 wrote to memory of 644	3128	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c433e678e0d1478805f6f4745d28778480ce019cadf7d6463ee7953b9a1da255.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3128

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c433e678e0d1478805f6f4745d28778480ce019cadf7d6463ee7953b9a1da255.dll,#1
2⤵
- Checks whether UAC is enabled
PID:644

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/644-114-0x0000000000000000-mapping.dmp

Download
memory/644-115-0x0000000073990000-0x00000000739BE000-memory.dmp

Filesize
184KB

Download
memory/644-117-0x00000000030E0000-0x00000000030E6000-memory.dmp

Filesize
24KB

Download