dridex | dcb5a1b067a4a7fcd72f32cb703176516eb34284986547d2aae8254f5eec85bd

Analysis

max time kernel
36s
max time network
69s
platform
windows10_x64
resource
win10v20210408
submitted
02/05/2021, 21:01

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General

Target
9d1d0383_by_Libranalysis.dll
Size 162KB
Sample210502-feepfhknd6
SHA256 dcb5a1b067a4a7fcd72f32cb703176516eb34284986547d2aae8254f5eec85bd
MD5 9d1d0383c6e5f951382ea668a22a3046
SHA1 d733845e2048594937b7e0527eb99b2fb7685c34
SHA512 9d1e5e9730debe55dc1014523f0d827b22a45c4d569d3a8d410a40e2dc1a001b8415dba2599beb16fd3e29d419a05784f43673686a51562c944fc9fc65765a35
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/1180-115-0x00000000738F0000-0x000000007391E000-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 856 wrote to memory of 1180	856	rundll32.exe	70
PID 856 wrote to memory of 1180	856	rundll32.exe	70
PID 856 wrote to memory of 1180	856	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9d1d0383_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9d1d0383_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1180

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/1180-115-0x00000000738F0000-0x000000007391E000-memory.dmp

Download

memory/1180-117-0x0000000002C00000-0x0000000002D4A000-memory.dmp