dridex | 9beb5231c2a17564404e2913be508887ba90cac66059a5e8e6ec7bcf9eb9d9ee

Analysis

max time kernel
132s
max time network
135s
platform
windows10_x64
resource
win10v20210408
submitted
08/05/2021, 08:03

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General

Target
8d8489f4_by_Libranalysis.dll
Size 162KB
Sample210508-knjvhkwljs
SHA256 9beb5231c2a17564404e2913be508887ba90cac66059a5e8e6ec7bcf9eb9d9ee
MD5 8d8489f41271b59106ec61204c0d2cc2
SHA1 6c5dc526ba3b742cb358647110600a1ceedb1f54
SHA512 ae723d57c8f79ecd5249cd1f3b20742f800671dc39551548f58b0e4de4f178aa273597292e2a97fc0a1c30e1d5f3785c6ac5f8896d6627a28f8e224d12eeeb31
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/1860-115-0x00000000738F0000-0x000000007391E000-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 856 wrote to memory of 1860	856	rundll32.exe	71
PID 856 wrote to memory of 1860	856	rundll32.exe	71
PID 856 wrote to memory of 1860	856	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\8d8489f4_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\8d8489f4_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1860

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/1860-115-0x00000000738F0000-0x000000007391E000-memory.dmp

Download

memory/1860-117-0x0000000000670000-0x0000000000676000-memory.dmp