dridex | f8d8f30b52631fa4521d502f0f57a6bf921a908769d8a577afbf9284bb0f1c67

Analysis

max time kernel
37s
max time network
110s
platform
windows10_x64
resource
win10v20210408
submitted
04/05/2021, 09:02

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General

Target
699cb937_by_Libranalysis.dll
Size 162KB
Sample210504-pyv6vpr4hn
SHA256 f8d8f30b52631fa4521d502f0f57a6bf921a908769d8a577afbf9284bb0f1c67
MD5 699cb9372bfd32e2120be48067a8208e
SHA1 c4ed411e20ccb6cc5265e8040b3ec2c8bf0cb551
SHA512 066143c12ab35ab61e32239a1148a32f6edcff53cd067995cd74136e256141f1fd3c544ea862c9c3c5b0dcdf6f8499ab93cefea67bf79d47ca53a2b397da3bad
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/1236-115-0x0000000073FB0000-0x0000000073FDE000-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 640 wrote to memory of 1236	640	rundll32.exe	70
PID 640 wrote to memory of 1236	640	rundll32.exe	70
PID 640 wrote to memory of 1236	640	rundll32.exe	70

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\699cb937_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:640
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\699cb937_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1236

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/1236-115-0x0000000073FB0000-0x0000000073FDE000-memory.dmp

Download

memory/1236-117-0x00000000035B0000-0x00000000035B6000-memory.dmp