dridex | 6416b204cd68806b9522a4e5e12b665b8e343b096ab58f5b66e0004d75e77013

Analysis

max time kernel
26s
max time network
136s
platform
windows10_x64
resource
win10v20210408
submitted
14/04/2021, 19:38

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General

Target
6416b204cd68806b9522a4e5e12b665b8e343b096ab58f5b66e0004d75e77013.dll
Size 162KB
Sample210414-4n2v3mkdax
SHA256 6416b204cd68806b9522a4e5e12b665b8e343b096ab58f5b66e0004d75e77013
MD5 08aa990f3e0ab2e89f3c03df05163813
SHA1 9c146e24a218db786efde558d8e842d82db45931
SHA512 050979fff6be0db259409c625d5033eb191668ce0afe00376e902c62201af4981c57b17ba9e7fc5e5c19d5c5f3f208f53a6d681b81523cc4aeeb9d7dbe5a2f89
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/4728-115-0x0000000073C30000-0x0000000073C5E000-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 4660 wrote to memory of 4728	4660	rundll32.exe	69
PID 4660 wrote to memory of 4728	4660	rundll32.exe	69
PID 4660 wrote to memory of 4728	4660	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6416b204cd68806b9522a4e5e12b665b8e343b096ab58f5b66e0004d75e77013.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4660
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6416b204cd68806b9522a4e5e12b665b8e343b096ab58f5b66e0004d75e77013.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:4728

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/4728-115-0x0000000073C30000-0x0000000073C5E000-memory.dmp

Download

memory/4728-117-0x0000000000AF0000-0x0000000000AF6000-memory.dmp