dridex | 9da6f09026cfdcf2db7a65d16e37ed9448df7925f037973443dd251697e51606

Analysis

max time kernel
25s
max time network
119s
platform
windows10_x64
resource
win10v20210408
submitted
26-06-2021 09:06

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General

Target

9da6f09026cfdcf2db7a65d16e37ed9448df7925f037973443dd251697e51606.dll
Size

158KB
MD5

500048baf09cdf20679cb9d1349c3970
SHA1

26453ee6676f09aaeb06eb77c5fb5cbc494bc2f3
SHA256

9da6f09026cfdcf2db7a65d16e37ed9448df7925f037973443dd251697e51606
SHA512

435a5c63953379160031edec35a95c95201d1ad49866a6f93a8563a76c790cfdc6a1b05eba1d08513a765d40ca991f7c041343ecfa6f1be91a7a97c935970986

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/912-115-0x0000000074440000-0x000000007446D000-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 752 wrote to memory of 912	752	rundll32.exe	rundll32.exe
PID 752 wrote to memory of 912	752	rundll32.exe	rundll32.exe
PID 752 wrote to memory of 912	752	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9da6f09026cfdcf2db7a65d16e37ed9448df7925f037973443dd251697e51606.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:752

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9da6f09026cfdcf2db7a65d16e37ed9448df7925f037973443dd251697e51606.dll,#1
2⤵
- Checks whether UAC is enabled
PID:912

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/912-114-0x0000000000000000-mapping.dmp

Download
memory/912-115-0x0000000074440000-0x000000007446D000-memory.dmp

Filesize
180KB

Download
memory/912-117-0x0000000003320000-0x000000000346A000-memory.dmp

Filesize
1.3MB

Download