dridex | d44860a2503c9f291f206b414b3f31d9b1dc8037c49bb8721e4355724e107298

Analysis

max time kernel
38s
max time network
49s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 20:02

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

d44860a2503c9f291f206b414b3f31d9b1dc8037c49bb8721e4355724e107298.dll
Size

157KB
MD5

a0639c7818a95510e15a05f64e85fa94
SHA1

a849ee977e699c18de91d5ce6a4a0c4bb7db285a
SHA256

d44860a2503c9f291f206b414b3f31d9b1dc8037c49bb8721e4355724e107298
SHA512

d411484ff1e2ac40f0f99b8823ca43b6721170b416326b15612eecfcfcd84ba898fa13bc4cd618ec4edda955bdcd78f156b6ac59f59220643a3a4258c3b78ce5

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

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
behavioral1/memory/3848-115-0x00000000742B0000-0x00000000742DD000-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 3424 wrote to memory of 3848	3424	rundll32.exe	rundll32.exe
PID 3424 wrote to memory of 3848	3424	rundll32.exe	rundll32.exe
PID 3424 wrote to memory of 3848	3424	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d44860a2503c9f291f206b414b3f31d9b1dc8037c49bb8721e4355724e107298.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3424

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d44860a2503c9f291f206b414b3f31d9b1dc8037c49bb8721e4355724e107298.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3848

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3848-114-0x0000000000000000-mapping.dmp

Download
memory/3848-115-0x00000000742B0000-0x00000000742DD000-memory.dmp

Filesize
180KB

Download
memory/3848-117-0x0000000002F60000-0x0000000002F66000-memory.dmp

Filesize
24KB

Download