dridex | 67a28607fb9054a38e1eb6668550872fb156484b598cd323aa01a93413c002c7

Analysis

max time kernel
18s
max time network
136s
platform
windows10_x64
resource
win10v20210410
submitted
21-06-2021 19:34

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General

Target

67a28607fb9054a38e1eb6668550872fb156484b598cd323aa01a93413c002c7.dll
Size

160KB
MD5

b6f2a72980a86975a6d2faeb0c155b1d
SHA1

02e1fb8fddc83be2b8f671b2a49ad598afe77d0a
SHA256

67a28607fb9054a38e1eb6668550872fb156484b598cd323aa01a93413c002c7
SHA512

c0f0393dd7bfb6b5c37269d80eef74331024d2aafce5e168754ddea58bb76047043854fd27d3e4757a2a433de525290d85d8342c1b122bfce46104cbf920f7ec

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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

Processes:

resource	yara_rule
behavioral1/memory/720-116-0x0000000074300000-0x000000007432E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

rundll32.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA rundll32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3876 wrote to memory of 720	3876	rundll32.exe	rundll32.exe
PID 3876 wrote to memory of 720	3876	rundll32.exe	rundll32.exe
PID 3876 wrote to memory of 720	3876	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\67a28607fb9054a38e1eb6668550872fb156484b598cd323aa01a93413c002c7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3876
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\67a28607fb9054a38e1eb6668550872fb156484b598cd323aa01a93413c002c7.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:720

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/720-114-0x0000000000000000-mapping.dmp

Download
memory/720-115-0x00000000009E0000-0x00000000009E6000-memory.dmp

Filesize
24KB

Download
memory/720-116-0x0000000074300000-0x000000007432E000-memory.dmp

Filesize
184KB

Download