dridex | c87e30a53c030e8aeadadbba3d1b1b2261f8a64a40c9a316eecdbbc43be41cc0

Analysis

max time kernel
110s
max time network
115s
platform
windows10_x64
resource
win10v20210410
submitted
08/05/2021, 08:01

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General

Target
9eaaaf95_by_Libranalysis.dll
Size 162KB
Sample210508-98bc1ghbg2
SHA256 c87e30a53c030e8aeadadbba3d1b1b2261f8a64a40c9a316eecdbbc43be41cc0
MD5 9eaaaf95e8aae225ea9dc5c953075a61
SHA1 d85655fd05eb265896c281363f002c54a6a68c0e
SHA512 99753b2d8c1d6a18fc602ff0d29773de7ab8c247adc5628fc1fb8770d3e7738113f5e26b3035bdb076230e64be8188b317a5245bfba67ca62d7afd36dd2db1d6
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/380-115-0x0000000073660000-0x000000007368E000-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 4012 wrote to memory of 380	4012	rundll32.exe	35
PID 4012 wrote to memory of 380	4012	rundll32.exe	35
PID 4012 wrote to memory of 380	4012	rundll32.exe	35

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9eaaaf95_by_Libranalysis.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4012
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9eaaaf95_by_Libranalysis.dll,#1
  2⤵
  - Checks whether UAC is enabled
  PID:380

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/380-115-0x0000000073660000-0x000000007368E000-memory.dmp

Download

memory/380-117-0x00000000029F0000-0x00000000029F6000-memory.dmp