dridex | 3c0efb887f7de08af6717e90fb31e4cc6631613f05c928e70e9075b04529ed50

Analysis

max time kernel
35s
max time network
43s
platform
windows10_x64
resource
win10v20210410
submitted
21-04-2021 15:54

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General

Target

3c0efb887f7de08af6717e90fb31e4cc6631613f05c928e70e9075b04529ed50.dll
Size

162KB
MD5

22868b35ae89a6fd539da4a9929b983a
SHA1

7de56fad327c0b4592f4b257daf72ce0a87dc659
SHA256

3c0efb887f7de08af6717e90fb31e4cc6631613f05c928e70e9075b04529ed50
SHA512

4d34e17c211380c0474d87ca175f5e69aef7af1c44e0261168adbbc26acf70512e1cfc68ebb5ad2b6056e9fb4abcab17bed5d496c5d66f0dfd071c1e28526280

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/3924-115-0x0000000074090000-0x00000000740BE000-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 3540 wrote to memory of 3924	3540	rundll32.exe	rundll32.exe
PID 3540 wrote to memory of 3924	3540	rundll32.exe	rundll32.exe
PID 3540 wrote to memory of 3924	3540	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3c0efb887f7de08af6717e90fb31e4cc6631613f05c928e70e9075b04529ed50.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3540

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3c0efb887f7de08af6717e90fb31e4cc6631613f05c928e70e9075b04529ed50.dll,#1
2⤵
- Checks whether UAC is enabled
PID:3924

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/3924-114-0x0000000000000000-mapping.dmp

Download
memory/3924-115-0x0000000074090000-0x00000000740BE000-memory.dmp

Filesize
184KB

Download
memory/3924-117-0x0000000002FD0000-0x0000000002FD6000-memory.dmp

Filesize
24KB

Download