dridex | 9899e115a8eb127a089fcca0614bd25a2b39ed3e6c27dea25ce60c08db12bbcc

Analysis

max time kernel
18s
max time network
122s
platform
windows10_x64
resource
win10v20210410
submitted
25-06-2021 16:24

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General

Target

9899e115a8eb127a089fcca0614bd25a2b39ed3e6c27dea25ce60c08db12bbcc.dll
Size

160KB
MD5

a5621a562782ac17925394c08314f54b
SHA1

c9c82901818c85374be58f8ca424424f54e0eb07
SHA256

9899e115a8eb127a089fcca0614bd25a2b39ed3e6c27dea25ce60c08db12bbcc
SHA512

3c615e722b60b93e8d767dec7b0874ce201bf5b794a4c9caa4d12ea02c538bb3a1f7b59119af5fc419c3e225f5626e1b15baa4f00d717b557cf03d1dafcaf34a

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/2680-115-0x0000000073BF0000-0x0000000073C1E000-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 3164 wrote to memory of 2680	3164	rundll32.exe	rundll32.exe
PID 3164 wrote to memory of 2680	3164	rundll32.exe	rundll32.exe
PID 3164 wrote to memory of 2680	3164	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9899e115a8eb127a089fcca0614bd25a2b39ed3e6c27dea25ce60c08db12bbcc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3164

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9899e115a8eb127a089fcca0614bd25a2b39ed3e6c27dea25ce60c08db12bbcc.dll,#1
2⤵
- Checks whether UAC is enabled
PID:2680

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/2680-114-0x0000000000000000-mapping.dmp

Download
memory/2680-115-0x0000000073BF0000-0x0000000073C1E000-memory.dmp

Filesize
184KB

Download
memory/2680-117-0x0000000002C80000-0x0000000002C86000-memory.dmp

Filesize
24KB

Download