dridex | 9e84e737e61102145b2dcb56555b64feb6b1920a2bec63f993cd9267c65eebf7

Analysis

max time kernel
39s
max time network
46s
platform
windows10_x64
resource
win10v20210408
submitted
21-04-2021 23:21

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General

Target

9e84e737e61102145b2dcb56555b64feb6b1920a2bec63f993cd9267c65eebf7.dll
Size

160KB
MD5

e4efb576694fdf508f930220e66ed930
SHA1

dee42779d1bc1d347ab1c9bdef64ce46d79ca0df
SHA256

9e84e737e61102145b2dcb56555b64feb6b1920a2bec63f993cd9267c65eebf7
SHA512

6da9c8633eebc1008887fa6256e14b86d428e4df295eb5cf5423aba35ce3182571d7945f486003d7cfbace24f86aa0972231cc2d10813c67a7876e8428d56b89

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/1132-115-0x0000000074160000-0x000000007418E000-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 908 wrote to memory of 1132	908	rundll32.exe	rundll32.exe
PID 908 wrote to memory of 1132	908	rundll32.exe	rundll32.exe
PID 908 wrote to memory of 1132	908	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9e84e737e61102145b2dcb56555b64feb6b1920a2bec63f993cd9267c65eebf7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:908

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9e84e737e61102145b2dcb56555b64feb6b1920a2bec63f993cd9267c65eebf7.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1132

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/1132-114-0x0000000000000000-mapping.dmp

Download
memory/1132-115-0x0000000074160000-0x000000007418E000-memory.dmp

Filesize
184KB

Download
memory/1132-117-0x0000000000CA0000-0x0000000000CA6000-memory.dmp

Filesize
24KB

Download
memory/1132-119-0x0000000003000000-0x0000000003001000-memory.dmp

Filesize
4KB

Download