dridex | dc03c2b6b36ad8dde8e4ba7b90b9e48e20fca318f9b5f009c083e4fd57e1a8dc

Analysis

max time kernel
116s
max time network
129s
platform
windows10_x64
resource
win10v20210410
submitted
04/05/2021, 07:03

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General

Target
7b03d465_by_Libranalysis.dll
Size 162KB
Sample210504-4k6endzbla
SHA256 dc03c2b6b36ad8dde8e4ba7b90b9e48e20fca318f9b5f009c083e4fd57e1a8dc
MD5 7b03d465980aa20f400461cb9640e9b9
SHA1 c43cce04c9bfb0e196a8fee5e11abceacf4f5b0e
SHA512 3c7542e9b274596945c2d3adc5ee30482ea1c732df0ebbdadc336cf2c401793c80a98174a63dc8f65afb4876ada9df9f0ce8acfeeca82bdbb6d278d6f44548e1
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/3964-115-0x0000000074420000-0x000000007444E000-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 2228 wrote to memory of 3964	2228	rundll32.exe	70
PID 2228 wrote to memory of 3964	2228	rundll32.exe	70
PID 2228 wrote to memory of 3964	2228	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\7b03d465_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2228
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\7b03d465_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3964

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/3964-115-0x0000000074420000-0x000000007444E000-memory.dmp

Download

memory/3964-117-0x00000000001F0000-0x00000000001F6000-memory.dmp