dridex | 903366951fba461c8ade6eea53cd802af1bac68b9b27a6dd8666dd6ba2c018b7

Analysis

max time kernel
110s
max time network
110s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 15:02

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General

Target

903366951fba461c8ade6eea53cd802af1bac68b9b27a6dd8666dd6ba2c018b7.dll
Size

162KB
MD5

ac6619846f71fa462c0323f6b57cdf7e
SHA1

83208cbdab9ca5ac96a3c1a5c9c63ba011f2cba5
SHA256

903366951fba461c8ade6eea53cd802af1bac68b9b27a6dd8666dd6ba2c018b7
SHA512

0c05fe29a014a4e86917545d86f98fc4216767f13917af672f1792b179e23d6bd2032ee41aa97abdea9e95b9e7d5cbfe25959f33dea18e7805278d0546b41748

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
behavioral2/memory/3264-115-0x0000000073EE0000-0x0000000073F0E000-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 4060 wrote to memory of 3264	4060	rundll32.exe	rundll32.exe
PID 4060 wrote to memory of 3264	4060	rundll32.exe	rundll32.exe
PID 4060 wrote to memory of 3264	4060	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\903366951fba461c8ade6eea53cd802af1bac68b9b27a6dd8666dd6ba2c018b7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4060

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\903366951fba461c8ade6eea53cd802af1bac68b9b27a6dd8666dd6ba2c018b7.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3264

Network

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/3264-114-0x0000000000000000-mapping.dmp

Download
memory/3264-115-0x0000000073EE0000-0x0000000073F0E000-memory.dmp

Filesize
184KB

Download
memory/3264-117-0x00000000006E0000-0x00000000006E6000-memory.dmp

Filesize
24KB

Download