dridex | 88736156d745e217ff2fe7bf163808de400722ad554a3e5ee2b3cc926541a22d

Analysis

max time kernel
26s
max time network
114s
platform
windows10_x64
resource
win10v20210408
submitted
20-06-2021 07:13

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General

Target

88736156d745e217ff2fe7bf163808de400722ad554a3e5ee2b3cc926541a22d.dll
Size

160KB
MD5

33818724a13cae1e046bf22e2055a5a1
SHA1

d9af2813606bea2611c3e0e772d8a7baaa014e1e
SHA256

88736156d745e217ff2fe7bf163808de400722ad554a3e5ee2b3cc926541a22d
SHA512

d7eed32289d3257f5116b5d28b95a1f664bc7ce9d9cac39c51f6a5985c3bcf64a7697ca063afb9a97e29731221817d7f5521c7ff7cfda3820b3d5d039d674b85

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/1344-115-0x0000000073F50000-0x0000000073F7E000-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 1344	856	rundll32.exe	rundll32.exe
PID 856 wrote to memory of 1344	856	rundll32.exe	rundll32.exe
PID 856 wrote to memory of 1344	856	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\88736156d745e217ff2fe7bf163808de400722ad554a3e5ee2b3cc926541a22d.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\88736156d745e217ff2fe7bf163808de400722ad554a3e5ee2b3cc926541a22d.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1344

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/1344-114-0x0000000000000000-mapping.dmp

Download
memory/1344-115-0x0000000073F50000-0x0000000073F7E000-memory.dmp

Filesize
184KB

Download
memory/1344-117-0x0000000000BA0000-0x0000000000BA6000-memory.dmp

Filesize
24KB

Download