dridex | 2cefe70a5be07a59ca91ae8fa1b5981d0c5f3a362e9fb083c1e696a216aa2793

Analysis

max time kernel
25s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
19/04/2021, 08:39

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General

Target
2cefe70a5be07a59ca91ae8fa1b5981d0c5f3a362e9fb083c1e696a216aa2793.dll
Size 162KB
Sample210419-acyf9avt2x
SHA256 2cefe70a5be07a59ca91ae8fa1b5981d0c5f3a362e9fb083c1e696a216aa2793
MD5 61e5f718ec9ef3119a6e5da0ab4cf4d1
SHA1 d0c7d4429c92329f0c14e4d16f638173bf1648b5
SHA512 0ca11ca999e020e01db778d8ffae4d985f9108be800a2d6f38dc4cef389d4b7a5d5e5aa951c707d1b1617dfc8460949b5e5488f6719b1b0cb7a7c97ed8e431a9
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/820-115-0x0000000074400000-0x000000007442E000-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 784 wrote to memory of 820	784	rundll32.exe	68
PID 784 wrote to memory of 820	784	rundll32.exe	68
PID 784 wrote to memory of 820	784	rundll32.exe	68

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2cefe70a5be07a59ca91ae8fa1b5981d0c5f3a362e9fb083c1e696a216aa2793.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:784
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2cefe70a5be07a59ca91ae8fa1b5981d0c5f3a362e9fb083c1e696a216aa2793.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:820

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/820-115-0x0000000074400000-0x000000007442E000-memory.dmp

Download

memory/820-117-0x0000000000880000-0x0000000000886000-memory.dmp