dridex | da0bbb0faa79b3c600f0b6d1fdb0371f8cd0dc92bb0780a08ff890c3d912354e

Analysis

max time kernel
118s
max time network
119s
platform
windows10_x64
resource
win10v20210410
submitted
16/05/2021, 17:04

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General

Target
6fec49ab_by_Libranalysis.dll
Size 162KB
Sample210516-rtaded2l2j
SHA256 da0bbb0faa79b3c600f0b6d1fdb0371f8cd0dc92bb0780a08ff890c3d912354e
MD5 6fec49ab7ddbdf1353d65979d74edda0
SHA1 bce9bb3b67c71adb156302fd079620a0d0e32e7e
SHA512 5e97d0b16999f72e8c45a5175cf5bf3a4b688462d6742b3ac308d6f52a4c8b4863e85748070046afe99326c14946ee3c7391d52eae4289db753844233b632cf9
MD5 SHA1 SHA512

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443
172.93.133.123:2303
108.168.61.147:8172

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

resource	yara_rule
behavioral2/memory/4452-115-0x0000000074290000-0x00000000742BE000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4436 wrote to memory of 4452	4436	rundll32.exe	51
PID 4436 wrote to memory of 4452	4436	rundll32.exe	51
PID 4436 wrote to memory of 4452	4436	rundll32.exe	51

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6fec49ab_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4436
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6fec49ab_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4452

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/4452-115-0x0000000074290000-0x00000000742BE000-memory.dmp

Download

memory/4452-117-0x00000000005D0000-0x000000000071A000-memory.dmp