dridex | 63a2d30d0ca394f2775a5643da4020c25d86708a8835d52faaa64beab61b38c8

Analysis

max time kernel
32s
max time network
17s
platform
windows7_x64
resource
win7v20210408
submitted
21-04-2021 14:09

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General

Target

63a2d30d0ca394f2775a5643da4020c25d86708a8835d52faaa64beab61b38c8.dll
Size

162KB
MD5

08988aaa705e83448a94a3ae5c028bfe
SHA1

28ced630ad2ba9a23dc2f3463390d75e1cafe0f9
SHA256

63a2d30d0ca394f2775a5643da4020c25d86708a8835d52faaa64beab61b38c8
SHA512

ef18a93a289275675cc5a4a8c123579762f4b26cc7523b850ea59f5ca30c0463945ee766485a6c2ea0ea7f5c74885740547202bd991cd43750ffed66a6cc4163

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/1748-62-0x0000000074E50000-0x0000000074E7E000-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 864 wrote to memory of 1748	864	rundll32.exe	rundll32.exe
PID 864 wrote to memory of 1748	864	rundll32.exe	rundll32.exe
PID 864 wrote to memory of 1748	864	rundll32.exe	rundll32.exe
PID 864 wrote to memory of 1748	864	rundll32.exe	rundll32.exe
PID 864 wrote to memory of 1748	864	rundll32.exe	rundll32.exe
PID 864 wrote to memory of 1748	864	rundll32.exe	rundll32.exe
PID 864 wrote to memory of 1748	864	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\63a2d30d0ca394f2775a5643da4020c25d86708a8835d52faaa64beab61b38c8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:864

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\63a2d30d0ca394f2775a5643da4020c25d86708a8835d52faaa64beab61b38c8.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1748

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/1748-60-0x0000000000000000-mapping.dmp

Download
memory/1748-61-0x0000000075891000-0x0000000075893000-memory.dmp

Filesize
8KB

Download
memory/1748-62-0x0000000074E50000-0x0000000074E7E000-memory.dmp

Filesize
184KB

Download
memory/1748-64-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download