dridex | 6fe8f2da85896657ec16445ebce3add1a189bb6f650b0c9faee3ad2ddf4072b5

Analysis

max time kernel
32s
max time network
8s
platform
windows7_x64
resource
win7v20210408
submitted
08/05/2021, 10:02

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General

Target
f3554af9_by_Libranalysis.dll
Size 158KB
Sample210508-thgmhv7mps
SHA256 6fe8f2da85896657ec16445ebce3add1a189bb6f650b0c9faee3ad2ddf4072b5
MD5 f3554af96743fff9f0cdd82d2e45cdfd
SHA1 fc8fe2b22388c303c528924ca5c4bb4a41b77194
SHA512 39be7eac708a7f79f0cdf8448b2b2fe19d307a954f3a6f74863df5677ede08f0184c77941bae9a02d1685a69daa3f1746387c0ba455ced9c9dc77a20e667b111
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
behavioral1/memory/1832-62-0x0000000074B40000-0x0000000074B6D000-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 872 wrote to memory of 1832	872	rundll32.exe	25
PID 872 wrote to memory of 1832	872	rundll32.exe	25
PID 872 wrote to memory of 1832	872	rundll32.exe	25
PID 872 wrote to memory of 1832	872	rundll32.exe	25
PID 872 wrote to memory of 1832	872	rundll32.exe	25
PID 872 wrote to memory of 1832	872	rundll32.exe	25
PID 872 wrote to memory of 1832	872	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f3554af9_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:872
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f3554af9_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1832

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/1832-61-0x0000000075AF1000-0x0000000075AF3000-memory.dmp

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memory/1832-62-0x0000000074B40000-0x0000000074B6D000-memory.dmp

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memory/1832-64-0x0000000000190000-0x0000000000196000-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