dridex | 710fb4ef2f79ae819eab8570e77776ea14da1782b3087e9a73a53f4945f6ae76

Analysis

max time kernel
147s
max time network
151s
platform
windows10_x64
resource
win10v20210410
submitted
09/05/2021, 18:06

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General

Target
82c0dfd1_by_Libranalysis.dll
Size 162KB
Sample210509-zvhs49apsa
SHA256 710fb4ef2f79ae819eab8570e77776ea14da1782b3087e9a73a53f4945f6ae76
MD5 82c0dfd138a9d42e9b83e389a35c7c69
SHA1 f7e774fa0c6790dcea1fc0f22a3757353390a9e1
SHA512 3c4eb7b9f88403594b580977051fdc27166477651a68f7239f3f7162dd8a23209ec18ce7bdc2ee383ab77cf24cc294c53bb88e03d5a26e7039a73f7975fbbc08
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/3912-115-0x0000000073AA0000-0x0000000073ACE000-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 3184 wrote to memory of 3912	3184	rundll32.exe	71
PID 3184 wrote to memory of 3912	3184	rundll32.exe	71
PID 3184 wrote to memory of 3912	3184	rundll32.exe	71

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\82c0dfd1_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3184
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\82c0dfd1_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:3912

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/3912-115-0x0000000073AA0000-0x0000000073ACE000-memory.dmp

Download

memory/3912-117-0x0000000000D90000-0x0000000000D96000-memory.dmp