dridex | 1cb7dac9d8a9b0fc0a8fae1a03ce420edefcf2939525e774fbb44f6442ce0e75

Analysis

max time kernel
32s
max time network
116s
platform
windows10_x64
resource
win10v20210408
submitted
04/05/2021, 01:01

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General

Target
a5013098_by_Libranalysis.dll
Size 162KB
Sample210504-sdz9ncg7as
SHA256 1cb7dac9d8a9b0fc0a8fae1a03ce420edefcf2939525e774fbb44f6442ce0e75
MD5 a50130982959f98efa473f617903fee9
SHA1 2d01110062e44aba50b4351d7281884642725068
SHA512 321cd166dc71e38f857250b5780ec85b1a08d25b6f3e936377e883feafb9de078e509cc5f5003c2185a87c81a83c766a0783afca2cf0f0871bfb27d49a689b63
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/1388-115-0x0000000074160000-0x000000007418E000-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 1108 wrote to memory of 1388	1108	rundll32.exe	72
PID 1108 wrote to memory of 1388	1108	rundll32.exe	72
PID 1108 wrote to memory of 1388	1108	rundll32.exe	72

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a5013098_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1108
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a5013098_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1388

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/1388-115-0x0000000074160000-0x000000007418E000-memory.dmp

Download

memory/1388-117-0x0000000000930000-0x0000000000936000-memory.dmp