dridex | 453bea8a778e492491d3e472e1c7ecbf86c8639b172941c3b0da9d8b1a621d8e

Analysis

max time kernel
25s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
30/04/2021, 12:01

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General

Target
2f4fcf61_by_Libranalysis.dll
Size 162KB
Sample210430-2vxht2cw5s
SHA256 453bea8a778e492491d3e472e1c7ecbf86c8639b172941c3b0da9d8b1a621d8e
MD5 2f4fcf6155db3e19183b915d5d7f7726
SHA1 e340081d3d981feacf9f4ab18476ffb67bf0e99a
SHA512 7a15f17e86cf1c99a64f59c5227775d3650f9bfdbb2d5d91faf3dc43a1b4bf44ce77d2f877faf7f2dfa606236f2c1e9cc4718dfbfea35e739e935bb82eda986c
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/3620-115-0x00000000735E0000-0x000000007360E000-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 3968 wrote to memory of 3620	3968	rundll32.exe	71
PID 3968 wrote to memory of 3620	3968	rundll32.exe	71
PID 3968 wrote to memory of 3620	3968	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2f4fcf61_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3968
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2f4fcf61_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3620

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/3620-115-0x00000000735E0000-0x000000007360E000-memory.dmp

Download

memory/3620-117-0x00000000040D0000-0x00000000040D6000-memory.dmp