dridex | 732d3e75cdba6acf3c2e4b903638bb4211890264ead14165b8a0f011fae7ebe5

Analysis

max time kernel
68s
max time network
117s
platform
windows10_x64
resource
win10v20210410
submitted
23/05/2021, 23:01

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General

Target
f86c1d51_by_Libranalysis.dll
Size 162KB
Sample210523-xdlsrmhb62
SHA256 732d3e75cdba6acf3c2e4b903638bb4211890264ead14165b8a0f011fae7ebe5
MD5 f86c1d51a67abe74f5238adf6d50320d
SHA1 62ba31a0eb4548310fa6079f2f2251b091e68d8d
SHA512 c60fe0ee1f1e1aae894f1f7e8faeff210003e4c668bbe7b4eb102ea5f8eb835fb0319fa0a6752600cf406def70268800c0eb16ea745d64f2be8d9906bf9b4c61
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/3884-115-0x0000000073B80000-0x0000000073BAE000-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 3984 wrote to memory of 3884	3984	rundll32.exe	35
PID 3984 wrote to memory of 3884	3984	rundll32.exe	35
PID 3984 wrote to memory of 3884	3984	rundll32.exe	35

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f86c1d51_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3984
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f86c1d51_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3884

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/3884-115-0x0000000073B80000-0x0000000073BAE000-memory.dmp

Download

memory/3884-117-0x0000000002F70000-0x0000000002F76000-memory.dmp