dridex | 56eb0faf7a4c50cd90086691dd78975cbd7e82edde351a01a79db7d1e15c3609

Analysis

max time kernel
19s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
20-06-2021 22:13

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General

Target

56eb0faf7a4c50cd90086691dd78975cbd7e82edde351a01a79db7d1e15c3609.dll
Size

162KB
MD5

0cea8b57bcd593d66c305a080b1a95a8
SHA1

5d3f1f18ef00e2545544c946782ad5527aee0093
SHA256

56eb0faf7a4c50cd90086691dd78975cbd7e82edde351a01a79db7d1e15c3609
SHA512

02f6dfa81a551bc5092aefa16e32ec40ba9fd7e172624e4a93649c195d1459baeb3a9a7abd60b36129ed94f9aa733a9f4cfdeb689058a48b8ff79546796f935e

Score

10^/10

dridex 40112 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40112

107.172.227.10:443

172.93.133.123:2303

108.168.61.147:8172

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/752-115-0x00000000742B0000-0x00000000742DE000-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 3156 wrote to memory of 752	3156	rundll32.exe	rundll32.exe
PID 3156 wrote to memory of 752	3156	rundll32.exe	rundll32.exe
PID 3156 wrote to memory of 752	3156	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\56eb0faf7a4c50cd90086691dd78975cbd7e82edde351a01a79db7d1e15c3609.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3156

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\56eb0faf7a4c50cd90086691dd78975cbd7e82edde351a01a79db7d1e15c3609.dll,#1
2⤵
- Checks whether UAC is enabled
PID:752

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/752-114-0x0000000000000000-mapping.dmp

Download
memory/752-115-0x00000000742B0000-0x00000000742DE000-memory.dmp

Filesize
184KB

Download
memory/752-117-0x00000000008B0000-0x00000000008B6000-memory.dmp

Filesize
24KB

Download