dridex | ddb93073f8dc41b31e5a923da78538f04f0999d5f1dac94ed52b1f6e960e5376

Analysis

max time kernel
46s
max time network
99s
platform
windows10_x64
resource
win10v20210408
submitted
11-05-2021 12:32

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General

Target

ddb93073f8dc41b31e5a923da78538f04f0999d5f1dac94ed52b1f6e960e5376.dll
Size

162KB
MD5

c91baa6a8bfe300484906a2988fc64e8
SHA1

565fe97103fcd9347255dc30ae87563b5a7c6e77
SHA256

ddb93073f8dc41b31e5a923da78538f04f0999d5f1dac94ed52b1f6e960e5376
SHA512

98a856f5df97ad908db043c0c0a4fccdc9a13ae4fc69fcfa21419fba4974eeddfa0b3787a4b36e567994a0b00e341c6de9bf25094e8e80cda3ea201d0fa6488b

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/384-115-0x0000000074400000-0x000000007442E000-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 784 wrote to memory of 384	784	rundll32.exe	rundll32.exe
PID 784 wrote to memory of 384	784	rundll32.exe	rundll32.exe
PID 784 wrote to memory of 384	784	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ddb93073f8dc41b31e5a923da78538f04f0999d5f1dac94ed52b1f6e960e5376.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:784

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ddb93073f8dc41b31e5a923da78538f04f0999d5f1dac94ed52b1f6e960e5376.dll,#1
2⤵
- Checks whether UAC is enabled
PID:384

Network

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/384-114-0x0000000000000000-mapping.dmp

Download
memory/384-115-0x0000000074400000-0x000000007442E000-memory.dmp

Filesize
184KB

Download
memory/384-117-0x0000000000DE0000-0x0000000000DE6000-memory.dmp

Filesize
24KB

Download