dridex | 14d3887a2377496116754738d28d2a02e04da354a5f1f6253755bd14ba8d749c

Analysis

max time kernel
23s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:43

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General

Target

14d3887a2377496116754738d28d2a02e04da354a5f1f6253755bd14ba8d749c.dll
Size

154KB
MD5

e8ff50588e841bbf8536706485f11e45
SHA1

4f7c49168ce2cdeddca8b9b2c588ec264b78e455
SHA256

14d3887a2377496116754738d28d2a02e04da354a5f1f6253755bd14ba8d749c
SHA512

ac856a3ff9b83957ab82587ab0daa493cd81e680d5a7aa4e9f5994f367810c17a4c21537bbf6e0401d2dde4dddf2c8de7e1af5143df2695992f61971e5a4cefb

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

159.8.59.82:443

51.91.156.39:2303

67.196.50.240:8172

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/1692-115-0x0000000073860000-0x000000007388D000-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 3944 wrote to memory of 1692	3944	rundll32.exe	rundll32.exe
PID 3944 wrote to memory of 1692	3944	rundll32.exe	rundll32.exe
PID 3944 wrote to memory of 1692	3944	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\14d3887a2377496116754738d28d2a02e04da354a5f1f6253755bd14ba8d749c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3944

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\14d3887a2377496116754738d28d2a02e04da354a5f1f6253755bd14ba8d749c.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1692

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/1692-114-0x0000000000000000-mapping.dmp

Download
memory/1692-115-0x0000000073860000-0x000000007388D000-memory.dmp

Filesize
180KB

Download
memory/1692-117-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download