dridex | 2e1ae9c5fdee5ecb00183e87e72b9047dc9d1e6ec7ccdd9efcdc37c3b90703cc

Analysis

max time kernel
122s
max time network
123s
platform
windows10_x64
resource
win10v20210410
submitted
13/05/2021, 21:06

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General

Target
2438a719_by_Libranalysis.dll
Size 158KB
Sample210513-1vfd2rn2m2
SHA256 2e1ae9c5fdee5ecb00183e87e72b9047dc9d1e6ec7ccdd9efcdc37c3b90703cc
MD5 2438a719ded6c14e2a421daf3d4a40f0
SHA1 ee86cd9a99b77181d8651b0b37b9d48896dbb785
SHA512 07e915f1bc9d3e680415cc819fcbf7e39d87bf865018c38a33006f50c394d7830faa32e8db79512c8618c297ee8c5e2c3c1e04265628ef27b7a41a25f3bd9306
MD5 SHA1 SHA512

Score

10^/10

dridex 40111 botnet evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

8.210.53.215:443
72.249.22.245:2303
188.40.137.206:8172

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/2192-115-0x00000000739B0000-0x00000000739DD000-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 508 wrote to memory of 2192	508	rundll32.exe	42
PID 508 wrote to memory of 2192	508	rundll32.exe	42
PID 508 wrote to memory of 2192	508	rundll32.exe	42

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2438a719_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:508
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2438a719_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:2192

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/2192-115-0x00000000739B0000-0x00000000739DD000-memory.dmp

Download

memory/2192-117-0x0000000000450000-0x000000000059A000-memory.dmp