dridex | 5effb625ce046257ac3b62ec75824f8fc174d07d52bf384a8109c33828d99ec5

Analysis

max time kernel
18s
max time network
112s
platform
windows10_x64
resource
win10v20210410
submitted
18/04/2021, 04:57

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General

Target
5effb625ce046257ac3b62ec75824f8fc174d07d52bf384a8109c33828d99ec5.dll
Size 162KB
Sample210418-36t2s3sdxa
SHA256 5effb625ce046257ac3b62ec75824f8fc174d07d52bf384a8109c33828d99ec5
MD5 3e5a0c3f326ec37b168cd47d6ffabb99
SHA1 443bc61a630f5e269610b45e0b0a744dd6a318a4
SHA512 4ea8c82dee9de645d03ea5ecf36d257b12b8d47199a95cd00c336211c7093bea0d2fde074afc2165cf69ea707d3c32cdef4e60dc33e5223d925b0e535cb078ec
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/740-115-0x0000000073860000-0x000000007388E000-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 2204 wrote to memory of 740	2204	rundll32.exe	70
PID 2204 wrote to memory of 740	2204	rundll32.exe	70
PID 2204 wrote to memory of 740	2204	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5effb625ce046257ac3b62ec75824f8fc174d07d52bf384a8109c33828d99ec5.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5effb625ce046257ac3b62ec75824f8fc174d07d52bf384a8109c33828d99ec5.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:740

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/740-115-0x0000000073860000-0x000000007388E000-memory.dmp

Download

memory/740-117-0x0000000000DF0000-0x0000000000DF6000-memory.dmp