dridex | daea88e0f69f46bd1705203fd8ac061eacd472b69f59b2940264f9e168f19bd2

Analysis

max time kernel
26s
max time network
112s
platform
windows10_x64
resource
win10v20210408
submitted
22-06-2021 10:55

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General

Target

daea88e0f69f46bd1705203fd8ac061eacd472b69f59b2940264f9e168f19bd2.dll
Size

160KB
MD5

f43347a4ff7f2f91d3e6d81c6d61d084
SHA1

3681552e51cef74221101f411b5c3f4b416d9a86
SHA256

daea88e0f69f46bd1705203fd8ac061eacd472b69f59b2940264f9e168f19bd2
SHA512

607fdb4deb5a72413c2a3949770fe97771791102ad45dca21f0e34b1ea28b6270a56a6d82210e3ae76dbeab7e12dfd7e251aac098c5949e79641a7cb35f631c3

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/1320-115-0x00000000736D0000-0x00000000736FE000-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 900 wrote to memory of 1320	900	rundll32.exe	rundll32.exe
PID 900 wrote to memory of 1320	900	rundll32.exe	rundll32.exe
PID 900 wrote to memory of 1320	900	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\daea88e0f69f46bd1705203fd8ac061eacd472b69f59b2940264f9e168f19bd2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:900
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\daea88e0f69f46bd1705203fd8ac061eacd472b69f59b2940264f9e168f19bd2.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1320

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/1320-114-0x0000000000000000-mapping.dmp

Download
memory/1320-115-0x00000000736D0000-0x00000000736FE000-memory.dmp

Filesize
184KB

Download
memory/1320-117-0x00000000032C0000-0x000000000340A000-memory.dmp

Filesize
1.3MB

Download