dridex | e86b5d97f1e8ff0118ac488847f62701dfa5525d98dc20c4bc9553dcc57d3ba7

Analysis

max time kernel
127s
max time network
130s
platform
windows10_x64
resource
win10v20210410
submitted
14/05/2021, 12:03

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General

Target
a21bbd2e_by_Libranalysis.dll
Size 162KB
Sample210514-mm39qlj2v2
SHA256 e86b5d97f1e8ff0118ac488847f62701dfa5525d98dc20c4bc9553dcc57d3ba7
MD5 a21bbd2e9e0a1f922e359f9124764d04
SHA1 32ac5c17156c73d9a89afcd9ab2fb73aa620b59b
SHA512 20581922f42486896de51d79a481f9bb8f2d1c5b6df8aac601b7934b978f328970d18ab4c10fa2914cce05132b79868333ea8b6cac58bef30ffb3298b18e927f
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/1972-115-0x0000000073660000-0x000000007368E000-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 4008 wrote to memory of 1972	4008	rundll32.exe	46
PID 4008 wrote to memory of 1972	4008	rundll32.exe	46
PID 4008 wrote to memory of 1972	4008	rundll32.exe	46

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a21bbd2e_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4008
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a21bbd2e_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1972

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/1972-115-0x0000000073660000-0x000000007368E000-memory.dmp

Download

memory/1972-117-0x0000000000550000-0x0000000000556000-memory.dmp