dridex | 2a30e93a1f40925b3f8c00c159addc3d6625cbd7a55463f3f17ab348958486b0

Analysis

max time kernel
25s
max time network
120s
platform
windows10_x64
resource
win10v20210408
submitted
24-06-2021 09:25

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General

Target

2a30e93a1f40925b3f8c00c159addc3d6625cbd7a55463f3f17ab348958486b0.dll
Size

158KB
MD5

625dbca5a5f4f51a85a5e4c132103640
SHA1

978f877ca19414b6ba499a2e801b4bb7a5561c66
SHA256

2a30e93a1f40925b3f8c00c159addc3d6625cbd7a55463f3f17ab348958486b0
SHA512

1406cfc426917cc3d3d8c06c56abfb9e5e404fa2eed76d95318b70deefc17dba1f05119fe33fc3dba0058e278a6c05e7d11279cd44517c47b47d69dda90a1fc5

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/1316-115-0x0000000074440000-0x000000007446D000-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 656 wrote to memory of 1316	656	rundll32.exe	rundll32.exe
PID 656 wrote to memory of 1316	656	rundll32.exe	rundll32.exe
PID 656 wrote to memory of 1316	656	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2a30e93a1f40925b3f8c00c159addc3d6625cbd7a55463f3f17ab348958486b0.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:656

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2a30e93a1f40925b3f8c00c159addc3d6625cbd7a55463f3f17ab348958486b0.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1316

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/1316-114-0x0000000000000000-mapping.dmp

Download
memory/1316-115-0x0000000074440000-0x000000007446D000-memory.dmp

Filesize
180KB

Download
memory/1316-117-0x0000000000B20000-0x0000000000B26000-memory.dmp

Filesize
24KB

Download