dridex | c5eee34c8eb0c00c7aa5c358fd6efd8b6b415522234ee688af2e7fcfb08d6275

Analysis

max time kernel
30s
max time network
114s
platform
windows10_x64
resource
win10v20210408
submitted
08/05/2021, 00:01

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General

Target
4d02c80a_by_Libranalysis.dll
Size 162KB
Sample210508-jp4dnamajj
SHA256 c5eee34c8eb0c00c7aa5c358fd6efd8b6b415522234ee688af2e7fcfb08d6275
MD5 4d02c80a0f653c4f9bce5bc3b505e67c
SHA1 625911962f52f310c50434dcf11883eb031d1aee
SHA512 f3a8d2da57454c9da35cbcc879c7f83f60161ad0d5a7c1c9146ead5de174e8e0f458c2612ed1278ee033be929e670861638924d259ff971a76934e5d922ba00f
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/3584-115-0x0000000074400000-0x000000007442E000-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 784 wrote to memory of 3584	784	rundll32.exe	69
PID 784 wrote to memory of 3584	784	rundll32.exe	69
PID 784 wrote to memory of 3584	784	rundll32.exe	69

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\4d02c80a_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:784
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\4d02c80a_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3584

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/3584-115-0x0000000074400000-0x000000007442E000-memory.dmp

Download

memory/3584-117-0x00000000004F0000-0x00000000004F6000-memory.dmp