dridex | 54f6d6235647930634ead35874205fc5a88ce92bf33cfef761c6f6d18fb0c9f3

Analysis

max time kernel
95s
max time network
118s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 18:07

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General

Target

54f6d6235647930634ead35874205fc5a88ce92bf33cfef761c6f6d18fb0c9f3.dll
Size

157KB
MD5

a6e9423a7fc85f274e831b34ef002098
SHA1

e8fa45ed002024dc6288adaf3f78e78210856087
SHA256

54f6d6235647930634ead35874205fc5a88ce92bf33cfef761c6f6d18fb0c9f3
SHA512

32f41741f6f16953c40d9881da7ea3ac7b35baf77bbd82ecda6604c7d11bf25e28661afc40e26f68543d5ca4faa2a29a6bf52375f2768c3a1dbb413234c67f67

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/1948-115-0x0000000073990000-0x00000000739BD000-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 1456 wrote to memory of 1948	1456	rundll32.exe	rundll32.exe
PID 1456 wrote to memory of 1948	1456	rundll32.exe	rundll32.exe
PID 1456 wrote to memory of 1948	1456	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\54f6d6235647930634ead35874205fc5a88ce92bf33cfef761c6f6d18fb0c9f3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1456

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\54f6d6235647930634ead35874205fc5a88ce92bf33cfef761c6f6d18fb0c9f3.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1948

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

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Downloads

memory/1948-114-0x0000000000000000-mapping.dmp

Download
memory/1948-115-0x0000000073990000-0x00000000739BD000-memory.dmp

Filesize
180KB

Download
memory/1948-117-0x0000000000600000-0x000000000074A000-memory.dmp

Filesize
1.3MB

Download