dridex | da2a16eb480fbd7b5840e8aaf183901f3eeb173ab0bbb1f7d259f4dcf4575b75

Analysis

max time kernel
27s
max time network
111s
platform
windows10_x64
resource
win10v20210408
submitted
27/04/2021, 21:53

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General

Target
03b91914_by_Libranalysis.dll
Size 162KB
Sample210427-9e2ed1mxnj
SHA256 da2a16eb480fbd7b5840e8aaf183901f3eeb173ab0bbb1f7d259f4dcf4575b75
MD5 03b919146c603a8faaa9631d34492a34
SHA1 1ee21fa17ccbeefee4b6e11f8fe81da4493d6b62
SHA512 982740002e62c788ebdc49dfd66400080c8a1cd60de75a8ed1d2b7d62a0d335a7fb53ed3ab1b096053e4763c0418f406d8f2222dd39e8da0dfb256deac681410
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/1364-115-0x00000000736D0000-0x00000000736FE000-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 836 wrote to memory of 1364	836	rundll32.exe	70
PID 836 wrote to memory of 1364	836	rundll32.exe	70
PID 836 wrote to memory of 1364	836	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\03b91914_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:836
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\03b91914_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1364

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/1364-115-0x00000000736D0000-0x00000000736FE000-memory.dmp

Download

memory/1364-117-0x0000000000C50000-0x0000000000C56000-memory.dmp