dridex | 6647fe4a3b73b0da5d478870f22e0797165424c389a660bf71fb45cfc3d03fde

Analysis

max time kernel
120s
max time network
120s
platform
windows10_x64
resource
win10v20210410
submitted
15/04/2021, 07:27

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General

Target
6647fe4a3b73b0da5d478870f22e0797165424c389a660bf71fb45cfc3d03fde.dll
Size 162KB
Sample210415-4yjp1e5khn
SHA256 6647fe4a3b73b0da5d478870f22e0797165424c389a660bf71fb45cfc3d03fde
MD5 2c7c8f1eafa5ad6ae029726b272366c9
SHA1 2442ba556ef22e586e733433e246ff64f115ac7f
SHA512 d7312d6c1fed5b08d064ca1d69f55ffb9548d477ba4c5bf6c7bb07ed28f9ea4becdc7d94327cb8d94d50ed821a82084bdb7e410ed091bafed3eaaf7488ceea5c
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/348-115-0x00000000736B0000-0x00000000736DE000-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 3680 wrote to memory of 348	3680	rundll32.exe	71
PID 3680 wrote to memory of 348	3680	rundll32.exe	71
PID 3680 wrote to memory of 348	3680	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\6647fe4a3b73b0da5d478870f22e0797165424c389a660bf71fb45cfc3d03fde.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\6647fe4a3b73b0da5d478870f22e0797165424c389a660bf71fb45cfc3d03fde.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:348

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/348-115-0x00000000736B0000-0x00000000736DE000-memory.dmp

Download

memory/348-117-0x0000000003040000-0x000000000318A000-memory.dmp