dridex | a539f1eb884100052b78aa56bc97514fded1fc58389f3fc9bbca6e1135c1a2d2

Analysis

max time kernel
106s
max time network
113s
platform
windows10_x64
resource
win10v20210410
submitted
16/05/2021, 19:04

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General

Target
c36da2eb_by_Libranalysis.dll
Size 162KB
Sample210516-jdbmskpkhn
SHA256 a539f1eb884100052b78aa56bc97514fded1fc58389f3fc9bbca6e1135c1a2d2
MD5 c36da2eb17c9c8c704fabe66b20714bf
SHA1 45d9f192bab11fc76642c570744e03c9b25e485c
SHA512 9f6415268a8b479d3ef46300f556c2ec812d12f89ed0ca1b26999172f29d6ea0da01133da171ac2a70dfa1fbae27ea5663b1af67a2fda7d6ddfa270c964fbc4c
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/964-115-0x0000000073AA0000-0x0000000073ACE000-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 3016 wrote to memory of 964	3016	rundll32.exe	38
PID 3016 wrote to memory of 964	3016	rundll32.exe	38
PID 3016 wrote to memory of 964	3016	rundll32.exe	38

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c36da2eb_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c36da2eb_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:964

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/964-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Download

memory/964-117-0x0000000003240000-0x0000000003246000-memory.dmp