dridex | 211de62e2260bb5c9b43ac21dba8e4ce521d2201d492f92b02accf9ed8daa169

Analysis

max time kernel
107s
max time network
110s
platform
windows7_x64
resource
win7v20210410
submitted
21-04-2021 17:01

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General

Target

211de62e2260bb5c9b43ac21dba8e4ce521d2201d492f92b02accf9ed8daa169.dll
Size

158KB
MD5

661729a3eb5f7eae9e1fd37ed2a792d9
SHA1

dfe2500a31bb3610b69d3e73c27ed196141c5899
SHA256

211de62e2260bb5c9b43ac21dba8e4ce521d2201d492f92b02accf9ed8daa169
SHA512

ae659b5ae5ad264fbb9b3217121783e2a09e4364c4194977bbcd91a4dc1c33b21f3284a12a19e32ea306c3149cfb0a036bed1368c660df550fd2549cab01fc86

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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/1660-62-0x0000000074BF0000-0x0000000074C1D000-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 1688 wrote to memory of 1660	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1660	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1660	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1660	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1660	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1660	1688	rundll32.exe	rundll32.exe
PID 1688 wrote to memory of 1660	1688	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\211de62e2260bb5c9b43ac21dba8e4ce521d2201d492f92b02accf9ed8daa169.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1688

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\211de62e2260bb5c9b43ac21dba8e4ce521d2201d492f92b02accf9ed8daa169.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1660

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

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Downloads

memory/1660-60-0x0000000000000000-mapping.dmp

Download
memory/1660-61-0x0000000075011000-0x0000000075013000-memory.dmp

Filesize
8KB

Download
memory/1660-62-0x0000000074BF0000-0x0000000074C1D000-memory.dmp

Filesize
180KB

Download
memory/1660-64-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download