dridex | 1937533252e7e33f81bdf90444879e9f24766a0e84637d20e2f3effc3df36204

Analysis

max time kernel
92s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2024 22:28

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General

Target

JaffaCakes118_1937533252e7e33f81bdf90444879e9f24766a0e84637d20e2f3effc3df36204.dll
Size

161KB
MD5

30e078fb9514030ca0adf19c4fe0c684
SHA1

125b3e28de41955004b92ae55b3f03e2776c985e
SHA256

1937533252e7e33f81bdf90444879e9f24766a0e84637d20e2f3effc3df36204
SHA512

11fc4e2a5caf0417bbdadcf62aeabc6a82e1b1351fc69b278fab2f99018f008aaae45308475fccbd3cdf9803cb827f333e56ef3e9594e593e6a3c74b1fc2549f
SSDEEP

3072:Alpmktgw9IAMlZxSGg7ypZIQ404g51acpg0xZtCVxwVeXm7YP1cOPpiihEY:Alo0gw4ZMypZp45g51aXotOxwVeXm7Ym

Score

10^/10

dridex 40111 botnet discovery evasion loader trojan

Malware Config

Extracted

Family

dridex

Botnet

40111

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 family
dridex

Dridex Loader 2 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral2/memory/4232-1-0x0000000074B20000-0x0000000074B4E000-memory.dmp	dridex_ldr
behavioral2/memory/4232-4-0x0000000074B20000-0x0000000074B4E000-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

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4032 wrote to memory of 4232	4032	rundll32.exe	85
PID 4032 wrote to memory of 4232	4032	rundll32.exe	85
PID 4032 wrote to memory of 4232	4032	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1937533252e7e33f81bdf90444879e9f24766a0e84637d20e2f3effc3df36204.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4032
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1937533252e7e33f81bdf90444879e9f24766a0e84637d20e2f3effc3df36204.dll,#1
  2⤵
  - Checks whether UAC is enabled
  - System Location Discovery: System Language Discovery
  PID:4232

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4232-0-0x0000000000B30000-0x0000000000B36000-memory.dmp

Filesize
24KB

Download
memory/4232-1-0x0000000074B20000-0x0000000074B4E000-memory.dmp

Filesize
184KB

Download
memory/4232-3-0x0000000000B30000-0x0000000000B36000-memory.dmp

Filesize
24KB

Download
memory/4232-4-0x0000000074B20000-0x0000000074B4E000-memory.dmp

Filesize
184KB

Download