dridex | dba44d4541dfc56d5bae19ddc2e987f9e9863cde5779a3c0b98401926f3fedd2

Analysis

max time kernel
27s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
23-06-2021 08:01

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General

Target

dba44d4541dfc56d5bae19ddc2e987f9e9863cde5779a3c0b98401926f3fedd2.dll
Size

158KB
MD5

0a716459cf2bbe469b9d632ace0c21fb
SHA1

4c65b2485c25d4fc2ec1a769ef054f3e7311b7b1
SHA256

dba44d4541dfc56d5bae19ddc2e987f9e9863cde5779a3c0b98401926f3fedd2
SHA512

838c24d9f21f5405728c83b0d1d40a7a1567c931c3178ecfb210008b0d99cbcaa4dcb9cd62aabea019f01e73309cd2cdc3db9791fa4c20c63a6ac3d260677385

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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/3236-115-0x0000000073F20000-0x0000000073F4D000-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 3728 wrote to memory of 3236	3728	rundll32.exe	rundll32.exe
PID 3728 wrote to memory of 3236	3728	rundll32.exe	rundll32.exe
PID 3728 wrote to memory of 3236	3728	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dba44d4541dfc56d5bae19ddc2e987f9e9863cde5779a3c0b98401926f3fedd2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3728

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dba44d4541dfc56d5bae19ddc2e987f9e9863cde5779a3c0b98401926f3fedd2.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3236

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/3236-114-0x0000000000000000-mapping.dmp

Download
memory/3236-115-0x0000000073F20000-0x0000000073F4D000-memory.dmp

Filesize
180KB

Download
memory/3236-117-0x00000000009E0000-0x00000000009E6000-memory.dmp

Filesize
24KB

Download