dridex | 5ca759cd435d25e38a3f48d8e4e869a8d4afbc2adad96a69ed788559638091b7

Analysis

max time kernel
119s
max time network
135s
platform
windows10_x64
resource
win10v20210410
submitted
19/04/2021, 01:32

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General

Target
5ca759cd435d25e38a3f48d8e4e869a8d4afbc2adad96a69ed788559638091b7.dll
Size 162KB
Sample210419-eeqclmgste
SHA256 5ca759cd435d25e38a3f48d8e4e869a8d4afbc2adad96a69ed788559638091b7
MD5 30335d51240e7f91d829a757c87311be
SHA1 e26e31717d6a2955b07000c871e6a926af138ce7
SHA512 95722b9d1c841ed8fff96208200888ef9867610d44c9cb8ad2de2ad00f339d9711e6816a0dd9d033e8cd7f2abd958f62f17311b3adfee52cf092ff1ab7b646c5
MD5 SHA1 SHA512

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

resource	yara_rule
behavioral2/memory/1744-115-0x0000000074420000-0x000000007444E000-memory.dmp	dridex_ldr

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3212 wrote to memory of 1744	3212	rundll32.exe	70
PID 3212 wrote to memory of 1744	3212	rundll32.exe	70
PID 3212 wrote to memory of 1744	3212	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5ca759cd435d25e38a3f48d8e4e869a8d4afbc2adad96a69ed788559638091b7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5ca759cd435d25e38a3f48d8e4e869a8d4afbc2adad96a69ed788559638091b7.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1744

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/1744-115-0x0000000074420000-0x000000007444E000-memory.dmp

Download

memory/1744-117-0x0000000002DD0000-0x0000000002DD6000-memory.dmp