dridex | d97dd32acd8827abc99e76c9fb74eb110f2c7ab87ec8b9161663f3774cb31493

Analysis

max time kernel
19s
max time network
111s
platform
windows10_x64
resource
win10v20210410
submitted
18/04/2021, 10:30

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General

Target
d97dd32acd8827abc99e76c9fb74eb110f2c7ab87ec8b9161663f3774cb31493.dll
Size 162KB
Sample210418-m37agfez32
SHA256 d97dd32acd8827abc99e76c9fb74eb110f2c7ab87ec8b9161663f3774cb31493
MD5 d7bff8e7bc9c061ef56a31ed9fe6954d
SHA1 4cea52bfb732e8f38bdfedab51fc2b66f4a00204
SHA512 6c15e006d3c3d0610e40e9bfeac16678d5a279ae65caa2348062a60481e3dbec0fa2e1109fac594888ef17d30bd89ff36b18573151d30ee270d7c7cfb3da92d4
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/3176-115-0x00000000741E0000-0x000000007420E000-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 1016 wrote to memory of 3176	1016	rundll32.exe	70
PID 1016 wrote to memory of 3176	1016	rundll32.exe	70
PID 1016 wrote to memory of 3176	1016	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d97dd32acd8827abc99e76c9fb74eb110f2c7ab87ec8b9161663f3774cb31493.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d97dd32acd8827abc99e76c9fb74eb110f2c7ab87ec8b9161663f3774cb31493.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3176

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/3176-115-0x00000000741E0000-0x000000007420E000-memory.dmp

Download

memory/3176-117-0x0000000000780000-0x0000000000786000-memory.dmp