dridex | e1037025d7a98499c6af782de46977f7b0705db593d7776da907bfdb87d259df

Analysis

max time kernel
26s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
16/04/2021, 17:38

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General

Target
e1037025d7a98499c6af782de46977f7b0705db593d7776da907bfdb87d259df.dll
Size 162KB
Sample210416-va1jvq9dan
SHA256 e1037025d7a98499c6af782de46977f7b0705db593d7776da907bfdb87d259df
MD5 7f016fa7c09d56774c607308414c8a0c
SHA1 5dfe85ff1e8b706a70064736de07f2e41211c6bd
SHA512 8d58e37343300fcdbef349a45424ae20d6747ddc05a3bc8f74f503480b6ec1192301f46f30003ceae803c4a7d796d1f577fc9df75b53e94a779aaea3b2599318
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/4076-115-0x0000000074390000-0x00000000743BE000-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 572 wrote to memory of 4076	572	rundll32.exe	69
PID 572 wrote to memory of 4076	572	rundll32.exe	69
PID 572 wrote to memory of 4076	572	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e1037025d7a98499c6af782de46977f7b0705db593d7776da907bfdb87d259df.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e1037025d7a98499c6af782de46977f7b0705db593d7776da907bfdb87d259df.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4076

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/4076-115-0x0000000074390000-0x00000000743BE000-memory.dmp

Download

memory/4076-117-0x0000000000900000-0x0000000000906000-memory.dmp