dridex | a0f30492651bb678f19adc5f619b4794a84113a1c865e824e5a22bb3fbb134fe

Analysis

max time kernel
19s
max time network
124s
platform
windows10_x64
resource
win10v20210410
submitted
19-06-2021 06:22

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General

Target

a0f30492651bb678f19adc5f619b4794a84113a1c865e824e5a22bb3fbb134fe.dll
Size

160KB
MD5

bd11d995b66840b8f60e3f6477699fa9
SHA1

c53a8a2777093bfd7ffb6332dec7e2bae7b261e3
SHA256

a0f30492651bb678f19adc5f619b4794a84113a1c865e824e5a22bb3fbb134fe
SHA512

5756d524086a97a2138381bdff68a730d4724566484ce4a3e39a18a3478d041bef68dfc1907dc71cf329535dfe26289611bcb72972bfcb9e3bd368842f64de66

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/1636-115-0x0000000073E80000-0x0000000073EAE000-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 1852 wrote to memory of 1636	1852	rundll32.exe	rundll32.exe
PID 1852 wrote to memory of 1636	1852	rundll32.exe	rundll32.exe
PID 1852 wrote to memory of 1636	1852	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a0f30492651bb678f19adc5f619b4794a84113a1c865e824e5a22bb3fbb134fe.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1852
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a0f30492651bb678f19adc5f619b4794a84113a1c865e824e5a22bb3fbb134fe.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1636

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/1636-114-0x0000000000000000-mapping.dmp

Download
memory/1636-115-0x0000000073E80000-0x0000000073EAE000-memory.dmp

Filesize
184KB

Download
memory/1636-117-0x0000000000BA0000-0x0000000000BA6000-memory.dmp

Filesize
24KB

Download