dridex | c3e43ecb048fc08a2718b2d7b65524f57d2c284fc488390575cbb0a43502f66a

Analysis

max time kernel
119s
max time network
121s
platform
windows10_x64
resource
win10v20210410
submitted
10/05/2021, 21:02

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General

Target
f52da21e_by_Libranalysis.dll
Size 162KB
Sample210510-5m286arn56
SHA256 c3e43ecb048fc08a2718b2d7b65524f57d2c284fc488390575cbb0a43502f66a
MD5 f52da21e275434efbcee3bd26c5938fc
SHA1 8a98f30d13ee04f8fc1d3bfc5650ee31c27a1f1e
SHA512 f879d98d35c257b1e37dd740caec8de548b9b3e7b433700c8837d561536180ce8b6ec0db52b16093800446e5767e4595428cc7bcb81bf495265a9bde546ac6b9
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/3788-115-0x0000000074420000-0x000000007444E000-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 2116 wrote to memory of 3788	2116	rundll32.exe	71
PID 2116 wrote to memory of 3788	2116	rundll32.exe	71
PID 2116 wrote to memory of 3788	2116	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f52da21e_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2116
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f52da21e_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3788

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/3788-115-0x0000000074420000-0x000000007444E000-memory.dmp

Download

memory/3788-117-0x0000000000F90000-0x0000000000F96000-memory.dmp