dridex | 653be9d55fbe464f2d7b720bb69f1f448e183a17cb950203664b480c56deb87d

Analysis

max time kernel
34s
max time network
117s
platform
windows10_x64
resource
win10v20210408
submitted
29/04/2021, 01:46

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General

Target
a8d304cd_by_Libranalysis.dll
Size 162KB
Sample210429-ze17d95arj
SHA256 653be9d55fbe464f2d7b720bb69f1f448e183a17cb950203664b480c56deb87d
MD5 a8d304cd77f1979d4172b9b4a5d8f2f1
SHA1 65f1cd20f165600e72491650886cb6bd4d88d11a
SHA512 2b34b97bfe2c4a9103836e1bb678f464003ef5e33f0d675989c53ee695bc5dcefa700983ee7f816e2d5df5a92a78b232f4f363034a68b58f5f18c9ff6b53e7f6
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/1472-115-0x0000000073D90000-0x0000000073DBE000-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 904 wrote to memory of 1472	904	rundll32.exe	71
PID 904 wrote to memory of 1472	904	rundll32.exe	71
PID 904 wrote to memory of 1472	904	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8d304cd_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:904
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a8d304cd_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1472

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/1472-115-0x0000000073D90000-0x0000000073DBE000-memory.dmp

Download

memory/1472-117-0x0000000003200000-0x000000000334A000-memory.dmp