dridex | 55f0f5b9aed4ca396e7d54af40238ebebdcbd2988a9ca097e553bf704aaa61b7

Analysis

max time kernel
39s
max time network
20s
platform
windows7_x64
resource
win7v20210408
submitted
03/05/2021, 08:02

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
aeee5b37_by_Libranalysis.dll
Size 162KB
Sample210503-rtm34tpmna
SHA256 55f0f5b9aed4ca396e7d54af40238ebebdcbd2988a9ca097e553bf704aaa61b7
MD5 aeee5b3795ecf886a80d289ea70efb33
SHA1 d008cfc2961308ea168a5a5e65f07f9b91304edc
SHA512 a7ac2405b93f88335376a2711b14c19b1a37585ed82e6a64ce31c580d24f1eb973b31f307bb851ed8f6afe1eabf2fb6306e8cc995e73e012bc5126cc1bdcab3c
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/1932-62-0x0000000074E50000-0x0000000074E7E000-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 864 wrote to memory of 1932	864	rundll32.exe	25
PID 864 wrote to memory of 1932	864	rundll32.exe	25
PID 864 wrote to memory of 1932	864	rundll32.exe	25
PID 864 wrote to memory of 1932	864	rundll32.exe	25
PID 864 wrote to memory of 1932	864	rundll32.exe	25
PID 864 wrote to memory of 1932	864	rundll32.exe	25
PID 864 wrote to memory of 1932	864	rundll32.exe	25

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\aeee5b37_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:864
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\aeee5b37_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:1932

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

Loading Replay Monitor...

Downloads

memory/1932-61-0x0000000075891000-0x0000000075893000-memory.dmp

Download

memory/1932-62-0x0000000074E50000-0x0000000074E7E000-memory.dmp

Download

memory/1932-64-0x00000000000F0000-0x00000000000F6000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads