dridex | d01b24031b27d14830bc2080165e3a8970e417336bfb71955a0fe9f8bb923eaf

Analysis

max time kernel
19s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
25-06-2021 09:54

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General

Target

d01b24031b27d14830bc2080165e3a8970e417336bfb71955a0fe9f8bb923eaf.dll
Size

160KB
MD5

4e7ac64cb9a91b4f0ad6174e9f4f768f
SHA1

8e7b6ddfeef97afee322e00c1d73184da7d3a035
SHA256

d01b24031b27d14830bc2080165e3a8970e417336bfb71955a0fe9f8bb923eaf
SHA512

c070144d46365133b6e8ba0ff19b38ad554174e4bb28f7e7b8b882d7e9d03b73b72de8878ec31e6762536418fdae57ea6fd46233a2f9aa230c8c8b42f51a776f

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

94.247.168.64:443

159.203.93.122:8172

50.116.27.97:2303

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/4076-115-0x00000000735E0000-0x000000007360E000-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 3624 wrote to memory of 4076	3624	rundll32.exe	rundll32.exe
PID 3624 wrote to memory of 4076	3624	rundll32.exe	rundll32.exe
PID 3624 wrote to memory of 4076	3624	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d01b24031b27d14830bc2080165e3a8970e417336bfb71955a0fe9f8bb923eaf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3624

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d01b24031b27d14830bc2080165e3a8970e417336bfb71955a0fe9f8bb923eaf.dll,#1
2⤵
- Checks whether UAC is enabled
PID:4076

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/4076-114-0x0000000000000000-mapping.dmp

Download
memory/4076-115-0x00000000735E0000-0x000000007360E000-memory.dmp

Filesize
184KB

Download
memory/4076-117-0x0000000003240000-0x0000000003246000-memory.dmp

Filesize
24KB

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