dridex | 7ad23ae206459fbb4229048833c6bea8634c0fb4b3fdb649e9ef8d1308fbb83c

Analysis

max time kernel
26s
max time network
67s
platform
windows10_x64
resource
win10v20210408
submitted
15/04/2021, 20:58

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General

Target
7ad23ae206459fbb4229048833c6bea8634c0fb4b3fdb649e9ef8d1308fbb83c.dll
Size 162KB
Sample210415-g3gwrefbk6
SHA256 7ad23ae206459fbb4229048833c6bea8634c0fb4b3fdb649e9ef8d1308fbb83c
MD5 e241baeeb5822e95f42e2de156b53c5b
SHA1 8f96a697601bd43be58bfbc2a1f07b3c44668e79
SHA512 ac55ed9dd75c3048a6833b86bb5d6eea6726c481b25e47e66a535d7e8d25ffde37b9df23c9b9b9825ce30a4ef140137126e944cd3f5065137c582f697de58a5c
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/1088-115-0x0000000074350000-0x000000007437E000-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 740 wrote to memory of 1088	740	rundll32.exe	70
PID 740 wrote to memory of 1088	740	rundll32.exe	70
PID 740 wrote to memory of 1088	740	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7ad23ae206459fbb4229048833c6bea8634c0fb4b3fdb649e9ef8d1308fbb83c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:740
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7ad23ae206459fbb4229048833c6bea8634c0fb4b3fdb649e9ef8d1308fbb83c.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1088

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/1088-115-0x0000000074350000-0x000000007437E000-memory.dmp

Download

memory/1088-117-0x00000000031B0000-0x00000000031B6000-memory.dmp