dridex | 2ec6bc6711679f875da75295f501ef3f90f2067b7537d724b631ebcce8bb26fc

Analysis

max time kernel
26s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
19/04/2021, 05:04

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General

Target
2ec6bc6711679f875da75295f501ef3f90f2067b7537d724b631ebcce8bb26fc.dll
Size 162KB
Sample210419-gzcmfehyf2
SHA256 2ec6bc6711679f875da75295f501ef3f90f2067b7537d724b631ebcce8bb26fc
MD5 32d6d91c3859dd5614fdc48992912c29
SHA1 b71b08cd09bf6445215b0d7d57ae33a41c9c3b47
SHA512 8d56101f6c12e63f0dc6df085901b32a789b8a774eff1d4f22e379c8522869ffac3e584d3e11fe812a0d277cd88e5eeea43094937af525a780b93838e40895fb
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/1144-115-0x0000000073F10000-0x0000000073F3E000-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 488 wrote to memory of 1144	488	rundll32.exe	69
PID 488 wrote to memory of 1144	488	rundll32.exe	69
PID 488 wrote to memory of 1144	488	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ec6bc6711679f875da75295f501ef3f90f2067b7537d724b631ebcce8bb26fc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:488
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ec6bc6711679f875da75295f501ef3f90f2067b7537d724b631ebcce8bb26fc.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1144

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/1144-115-0x0000000073F10000-0x0000000073F3E000-memory.dmp

Download

memory/1144-117-0x00000000030D0000-0x000000000321A000-memory.dmp