dridex | 9d58c89d6e7fdd97500848ce93c936fe98a1d716f6a850d0beb6125f6d81c272

Analysis

max time kernel
106s
max time network
106s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 18:05

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General

Target

9d58c89d6e7fdd97500848ce93c936fe98a1d716f6a850d0beb6125f6d81c272.dll
Size

162KB
MD5

cdd9a153a11220793a0891abe184e456
SHA1

d548267b28da9125c5847260699e968938741df9
SHA256

9d58c89d6e7fdd97500848ce93c936fe98a1d716f6a850d0beb6125f6d81c272
SHA512

1ce24df62429e2de5e963fb2f324a13e755bf208bab66164fc147833b2948759ee73c5b6a7f863a0781c557d3aa68814890b992620f1d943aefc249431a68ac1

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/1724-115-0x0000000073A90000-0x0000000073ABE000-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 512 wrote to memory of 1724	512	rundll32.exe	rundll32.exe
PID 512 wrote to memory of 1724	512	rundll32.exe	rundll32.exe
PID 512 wrote to memory of 1724	512	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9d58c89d6e7fdd97500848ce93c936fe98a1d716f6a850d0beb6125f6d81c272.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:512

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9d58c89d6e7fdd97500848ce93c936fe98a1d716f6a850d0beb6125f6d81c272.dll,#1
2⤵
- Checks whether UAC is enabled
PID:1724

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/1724-114-0x0000000000000000-mapping.dmp

Download
memory/1724-115-0x0000000073A90000-0x0000000073ABE000-memory.dmp

Filesize
184KB

Download
memory/1724-117-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download