dridex | 48b63104120d69b103ebc7304038abf79bea54dcf622898ca90733375519737b

Analysis

max time kernel
94s
max time network
102s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:08

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General

Target

48b63104120d69b103ebc7304038abf79bea54dcf622898ca90733375519737b.dll
Size

154KB
MD5

2175069f124d6435b92067db0a9f6350
SHA1

33362f4957330c62b28cf3369066718d4cb3eae7
SHA256

48b63104120d69b103ebc7304038abf79bea54dcf622898ca90733375519737b
SHA512

1f66150c020effff48dc8b4c4a70a9354a8e80851538bbf9580a2f7af7e17473639b4378770298c0d6d325afa156c263dbb7a7aa0962724125fae074fa0ba64f

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/3220-115-0x00000000736B0000-0x00000000736DD000-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 3680 wrote to memory of 3220	3680	rundll32.exe	rundll32.exe
PID 3680 wrote to memory of 3220	3680	rundll32.exe	rundll32.exe
PID 3680 wrote to memory of 3220	3680	rundll32.exe	rundll32.exe

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\48b63104120d69b103ebc7304038abf79bea54dcf622898ca90733375519737b.dll,#1
1⤵
- Checks whether UAC is enabled
PID:3220

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\48b63104120d69b103ebc7304038abf79bea54dcf622898ca90733375519737b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3680

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/3220-114-0x0000000000000000-mapping.dmp

Download
memory/3220-115-0x00000000736B0000-0x00000000736DD000-memory.dmp

Filesize
180KB

Download
memory/3220-117-0x0000000003330000-0x0000000003336000-memory.dmp

Filesize
24KB

Download