dridex | 21913da68d4f9cae0511185ff97432b64df67ef6b47ba0a8dc3246a60bb77e2d

Analysis

max time kernel
19s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
24-06-2021 11:26

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General

Target

21913da68d4f9cae0511185ff97432b64df67ef6b47ba0a8dc3246a60bb77e2d.dll
Size

158KB
MD5

96c35f520abd210d53766af2e2a77ebc
SHA1

0c5fb3ead4fd7a478a2a3e62092072a95db04d37
SHA256

21913da68d4f9cae0511185ff97432b64df67ef6b47ba0a8dc3246a60bb77e2d
SHA512

db78f0eaf02c21c2b3353b34e65c3942371465778efb033c6829c334e852aeef94259ae984cd0c37dbe4456f8dae074b472876bdd5f5a0afe105f49fae38b19a

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/3652-115-0x0000000073B70000-0x0000000073B9D000-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 3908 wrote to memory of 3652	3908	rundll32.exe	rundll32.exe
PID 3908 wrote to memory of 3652	3908	rundll32.exe	rundll32.exe
PID 3908 wrote to memory of 3652	3908	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\21913da68d4f9cae0511185ff97432b64df67ef6b47ba0a8dc3246a60bb77e2d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3908

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\21913da68d4f9cae0511185ff97432b64df67ef6b47ba0a8dc3246a60bb77e2d.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3652

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/3652-114-0x0000000000000000-mapping.dmp

Download
memory/3652-115-0x0000000073B70000-0x0000000073B9D000-memory.dmp

Filesize
180KB

Download
memory/3652-117-0x0000000000620000-0x000000000076A000-memory.dmp

Filesize
1.3MB

Download