dridex | 78928953ff499de450056db7bddde2d759eddc13034ec77e43e9dafa31e2a01e

Analysis

max time kernel
23s
max time network
114s
platform
windows10_x64
resource
win10v20210410
submitted
08/05/2021, 17:11

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General

Target
3eefbbd7_by_Libranalysis.dll
Size 162KB
Sample210508-73xc78jdaa
SHA256 78928953ff499de450056db7bddde2d759eddc13034ec77e43e9dafa31e2a01e
MD5 3eefbbd7d038300787e2e063059eef7e
SHA1 c64650adaf50f9f0a4deadb1ef2af04f250b49d6
SHA512 1393deaede64032268ddec99521166ec5cebfc35de7a887dd4bb07b68d6f85d83cf32038649b7ae8917c43a88fee6e85e3c13498fdbcdeeaffbdfbbcb3f6142e
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/1872-115-0x00000000741E0000-0x000000007420E000-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 1016 wrote to memory of 1872	1016	rundll32.exe	30
PID 1016 wrote to memory of 1872	1016	rundll32.exe	30
PID 1016 wrote to memory of 1872	1016	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3eefbbd7_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3eefbbd7_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1872

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/1872-115-0x00000000741E0000-0x000000007420E000-memory.dmp

Download

memory/1872-117-0x00000000004B0000-0x00000000004B6000-memory.dmp