dridex | ebc02c757a7535d87410402b5285a51bab47e002375482f34e1af243cf97da93

Analysis

max time kernel
43s
max time network
51s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 23:34

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General

Target

ebc02c757a7535d87410402b5285a51bab47e002375482f34e1af243cf97da93.dll
Size

158KB
MD5

7d9301f2a29ed700878ba8d2346f2d63
SHA1

17f71735463079039de6decb6f7153a970b41771
SHA256

ebc02c757a7535d87410402b5285a51bab47e002375482f34e1af243cf97da93
SHA512

5203f1003323b29078d98a063922d44efd8a91452c1b90d03a324ef355825509ead0bfb25ba7c55f9e3d480ba6c4e582e5d90aa0f55fc22b4ed5d8b6d5f9f25e

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443

72.249.22.245:2303

188.40.137.206:8172

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/2724-115-0x0000000073860000-0x000000007388D000-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 1824 wrote to memory of 2724	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 2724	1824	rundll32.exe	rundll32.exe
PID 1824 wrote to memory of 2724	1824	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ebc02c757a7535d87410402b5285a51bab47e002375482f34e1af243cf97da93.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1824

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ebc02c757a7535d87410402b5285a51bab47e002375482f34e1af243cf97da93.dll,#1
2⤵
- Checks whether UAC is enabled
PID:2724

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/2724-114-0x0000000000000000-mapping.dmp

Download
memory/2724-115-0x0000000073860000-0x000000007388D000-memory.dmp

Filesize
180KB

Download
memory/2724-117-0x00000000009A0000-0x00000000009A6000-memory.dmp

Filesize
24KB

Download