dridex | ec7584e4e863836ee53097f086ff4e93d6226a615cbe87b0a50225484ca0f07c

Analysis

max time kernel
32s
max time network
9s
platform
windows7_x64
resource
win7v20210410
submitted
03/05/2021, 23:01

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General

Target
dc436b48_by_Libranalysis.dll
Size 162KB
Sample210503-5nchvnetss
SHA256 ec7584e4e863836ee53097f086ff4e93d6226a615cbe87b0a50225484ca0f07c
MD5 dc436b48bea2862bae0042eb0de96d1b
SHA1 10ce84953acb2fb544d12daf89f2e4cca6159912
SHA512 d9127ec35cd73f9fc9c5b989c673a4eeeeb0668b1d23bdbcce822454a9c159ed68147461a78ba778929e4085a4a0a440f72830b25745f66037b84855a1470531
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
behavioral1/memory/1352-62-0x00000000747E0000-0x000000007480E000-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 7 IoCs

description	pid	Process	procid_target
PID 1420 wrote to memory of 1352	1420	rundll32.exe	25
PID 1420 wrote to memory of 1352	1420	rundll32.exe	25
PID 1420 wrote to memory of 1352	1420	rundll32.exe	25
PID 1420 wrote to memory of 1352	1420	rundll32.exe	25
PID 1420 wrote to memory of 1352	1420	rundll32.exe	25
PID 1420 wrote to memory of 1352	1420	rundll32.exe	25
PID 1420 wrote to memory of 1352	1420	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc436b48_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1420
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dc436b48_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1352

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

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Downloads

memory/1352-61-0x0000000074FB1000-0x0000000074FB3000-memory.dmp

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memory/1352-62-0x00000000747E0000-0x000000007480E000-memory.dmp

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memory/1352-64-0x00000000001C0000-0x00000000001C6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads