dridex | 075e0836b8cf7a031230bb4e7a3b0afa022c019f296ddf7a50474cb05e4f9d2b

Analysis

max time kernel
143s
max time network
144s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 14:38

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General

Target

075e0836b8cf7a031230bb4e7a3b0afa022c019f296ddf7a50474cb05e4f9d2b.dll
Size

162KB
MD5

e25468cc6927b9a1690e56ac9162d66e
SHA1

f8db86493ef2dea24e6ada9481bd615773773798
SHA256

075e0836b8cf7a031230bb4e7a3b0afa022c019f296ddf7a50474cb05e4f9d2b
SHA512

de78be0f753470db18c3a905eda67699296b69d39baca5a8fe79be798cfdc43a180d53455effd985da61deb1fee04fff06ed09320cec43ee6cce102f8ed4d2b3

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

Processes:

resource	yara_rule
behavioral2/memory/680-115-0x0000000074430000-0x000000007445E000-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 804 wrote to memory of 680	804	rundll32.exe	rundll32.exe
PID 804 wrote to memory of 680	804	rundll32.exe	rundll32.exe
PID 804 wrote to memory of 680	804	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\075e0836b8cf7a031230bb4e7a3b0afa022c019f296ddf7a50474cb05e4f9d2b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:804

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\075e0836b8cf7a031230bb4e7a3b0afa022c019f296ddf7a50474cb05e4f9d2b.dll,#1
2⤵
- Checks whether UAC is enabled
PID:680

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/680-114-0x0000000000000000-mapping.dmp

Download
memory/680-115-0x0000000074430000-0x000000007445E000-memory.dmp

Filesize
184KB

Download
memory/680-117-0x0000000000B70000-0x0000000000B76000-memory.dmp

Filesize
24KB

Download