dridex | 1613ce0da0565c333011bae8d14fa369abea912ef5ac43e8fdcdd5e2dd2f8475

Analysis

max time kernel
126s
max time network
129s
platform
windows10_x64
resource
win10v20210410
submitted
05/05/2021, 10:08

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General

Target
f8b396bc_by_Libranalysis.dll
Size 162KB
Sample210505-1ee6526fy2
SHA256 1613ce0da0565c333011bae8d14fa369abea912ef5ac43e8fdcdd5e2dd2f8475
MD5 f8b396bcaf4d3f18c9162a753058a9fa
SHA1 2c2993b71dbace4905d854386a4e41779dba35c2
SHA512 6d6d88880e2d4dea6b8622ac948a0d1088b4ee5b542870fa73f2ca06320b2a952b3d9810d38d065c2d1cea5c8e3fda0c8a231f7adb88872de4eab1b0e769c063
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/2180-115-0x0000000074300000-0x000000007432E000-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 3872 wrote to memory of 2180	3872	rundll32.exe	70
PID 3872 wrote to memory of 2180	3872	rundll32.exe	70
PID 3872 wrote to memory of 2180	3872	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8b396bc_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3872
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f8b396bc_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2180

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/2180-115-0x0000000074300000-0x000000007432E000-memory.dmp

Download

memory/2180-117-0x0000000000CA0000-0x0000000000D4E000-memory.dmp