dridex | 2b48a2f3c9e900da34ed2e311180e85f51b7502c5cce153687c9b8b9b088dc4e

Analysis

max time kernel
25s
max time network
135s
platform
windows10_x64
resource
win10v20210408
submitted
18/04/2021, 23:46

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General

Target
2b48a2f3c9e900da34ed2e311180e85f51b7502c5cce153687c9b8b9b088dc4e.dll
Size 162KB
Sample210418-4v9fgmfppa
SHA256 2b48a2f3c9e900da34ed2e311180e85f51b7502c5cce153687c9b8b9b088dc4e
MD5 cbfd081355b549385295216001dae589
SHA1 d512db1f928853297537a73e445ceb98a278bc5d
SHA512 f220c3abc7f7b69e0022401b192f2f153da9c2b9a136b5bc7bb07287e16150d1d9f9981193d8c02d345d3e4847d1859abe441a6c0fb1cff9b13b674e4da02c83
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/1512-115-0x0000000074310000-0x000000007433E000-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 644 wrote to memory of 1512	644	rundll32.exe	70
PID 644 wrote to memory of 1512	644	rundll32.exe	70
PID 644 wrote to memory of 1512	644	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2b48a2f3c9e900da34ed2e311180e85f51b7502c5cce153687c9b8b9b088dc4e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2b48a2f3c9e900da34ed2e311180e85f51b7502c5cce153687c9b8b9b088dc4e.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1512

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/1512-115-0x0000000074310000-0x000000007433E000-memory.dmp

Download

memory/1512-117-0x0000000002BB0000-0x0000000002BB6000-memory.dmp