dridex | 3f02e4e2a71316c464ee6320f8d18a47aa2490404de7f5db75f44c5392248936

Analysis

max time kernel
28s
max time network
136s
platform
windows10_x64
resource
win10v20210408
submitted
28-06-2021 08:04

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General

Target

3f02e4e2a71316c464ee6320f8d18a47aa2490404de7f5db75f44c5392248936.dll
Size

160KB
MD5

2d2b7e10aaf46a62012e0eff2906f17a
SHA1

a0c742519e636237e35f62d48a62f1c4dc7c22e0
SHA256

3f02e4e2a71316c464ee6320f8d18a47aa2490404de7f5db75f44c5392248936
SHA512

e0e689ee424f98fec823b50f785057bb00034886cf8291235734349518c3e39d5daaae86ad7da6c90068bc4d4f28bfd68d4891b515e77ebc3f9f8c78a543ad2f

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/1364-115-0x0000000073D90000-0x0000000073DBE000-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 856 wrote to memory of 1364	856	rundll32.exe	rundll32.exe
PID 856 wrote to memory of 1364	856	rundll32.exe	rundll32.exe
PID 856 wrote to memory of 1364	856	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3f02e4e2a71316c464ee6320f8d18a47aa2490404de7f5db75f44c5392248936.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3f02e4e2a71316c464ee6320f8d18a47aa2490404de7f5db75f44c5392248936.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1364

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/1364-114-0x0000000000000000-mapping.dmp

Download
memory/1364-115-0x0000000073D90000-0x0000000073DBE000-memory.dmp

Filesize
184KB

Download
memory/1364-117-0x00000000047A0000-0x00000000047A6000-memory.dmp

Filesize
24KB

Download