dridex | 14d7a12fabead54c400e966d264100e7de297b2c0306b01926c4a133f04c9816

Analysis

max time kernel
27s
max time network
135s
platform
windows10_x64
resource
win10v20210408
submitted
22-06-2021 03:26

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General

Target

14d7a12fabead54c400e966d264100e7de297b2c0306b01926c4a133f04c9816.dll
Size

160KB
MD5

74e0172be0dedf49a4c8f12d2a0aff95
SHA1

144102d8de359724f26c9ff8cfc11963b8c55409
SHA256

14d7a12fabead54c400e966d264100e7de297b2c0306b01926c4a133f04c9816
SHA512

ebe30ce68c428b5928ba29177e28ecc76b25aed026983fb8d29d193addf6741d46497c6354f607b6a5cf56820914defb34437ddea8ccfd47ce5e0f44add79883

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/484-115-0x0000000073990000-0x00000000739BE000-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 3128 wrote to memory of 484	3128	rundll32.exe	rundll32.exe
PID 3128 wrote to memory of 484	3128	rundll32.exe	rundll32.exe
PID 3128 wrote to memory of 484	3128	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\14d7a12fabead54c400e966d264100e7de297b2c0306b01926c4a133f04c9816.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3128
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\14d7a12fabead54c400e966d264100e7de297b2c0306b01926c4a133f04c9816.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:484

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/484-114-0x0000000000000000-mapping.dmp

Download
memory/484-115-0x0000000073990000-0x00000000739BE000-memory.dmp

Filesize
184KB

Download
memory/484-117-0x00000000006F0000-0x00000000006F6000-memory.dmp

Filesize
24KB

Download