dridex | d37ae581ecad3f93fe26e9a239181fef6632a60cae2f82b2ba9854f1011f28ff

Analysis

max time kernel
18s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
23-06-2021 23:15

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General

Target

d37ae581ecad3f93fe26e9a239181fef6632a60cae2f82b2ba9854f1011f28ff.dll
Size

158KB
MD5

a7e6cc6f2b2b500045090b5368802808
SHA1

d5dbe6826b893fd9164c6f35dfb2aea7b9543719
SHA256

d37ae581ecad3f93fe26e9a239181fef6632a60cae2f82b2ba9854f1011f28ff
SHA512

3a9877274e361b2af8d68a3d61da90719562019c320d49195941398ee9a876db01b4d2591d67d992696c1dfcff751693c54900f2b0b3692483a413b4e647ec32

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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
behavioral1/memory/3488-115-0x0000000074090000-0x00000000740BD000-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 3236 wrote to memory of 3488	3236	rundll32.exe	rundll32.exe
PID 3236 wrote to memory of 3488	3236	rundll32.exe	rundll32.exe
PID 3236 wrote to memory of 3488	3236	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d37ae581ecad3f93fe26e9a239181fef6632a60cae2f82b2ba9854f1011f28ff.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3236

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d37ae581ecad3f93fe26e9a239181fef6632a60cae2f82b2ba9854f1011f28ff.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3488

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/3488-114-0x0000000000000000-mapping.dmp

Download
memory/3488-115-0x0000000074090000-0x00000000740BD000-memory.dmp

Filesize
180KB

Download
memory/3488-117-0x0000000000E20000-0x0000000000E26000-memory.dmp

Filesize
24KB

Download